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A

abortJob(JobContext, int) - Method in class org.apache.hadoop.mapred.FileOutputCommitter
Delete the temporary directory, including all of the work directories.
abortJob(JobContext, int) - Method in class org.apache.hadoop.mapred.OutputCommitter
For cleaning up the job's output after job failure.
abortJob(JobContext, JobStatus.State) - Method in class org.apache.hadoop.mapred.OutputCommitter
This method implements the new interface by calling the old method.
abortJob(JobContext, JobStatus.State) - Method in class org.apache.hadoop.mapreduce.lib.output.FileOutputCommitter
Delete the temporary directory, including all of the work directories.
abortJob(JobContext, JobStatus.State) - Method in class org.apache.hadoop.mapreduce.OutputCommitter
For aborting an unsuccessful job's output.
abortTask(TaskAttemptContext) - Method in class org.apache.hadoop.mapred.FileOutputCommitter
 
abortTask(TaskAttemptContext) - Method in class org.apache.hadoop.mapred.OutputCommitter
Discard the task output
abortTask(TaskAttemptContext) - Method in class org.apache.hadoop.mapred.OutputCommitter
This method implements the new interface by calling the old method.
abortTask(TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.lib.output.FileOutputCommitter
Delete the work directory
abortTask(TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.OutputCommitter
Discard the task output
AbstractCounter - Class in org.apache.hadoop.mapreduce.counters
An abstract counter class to provide common implementation of the counter interface in both mapred and mapreduce packages.
AbstractCounter() - Constructor for class org.apache.hadoop.mapreduce.counters.AbstractCounter
 
AbstractCounterGroup<T extends Counter> - Class in org.apache.hadoop.mapreduce.counters
An abstract class to provide common implementation of the generic counter group in both mapred and mapreduce package.
AbstractCounterGroup(String, String, Limits) - Constructor for class org.apache.hadoop.mapreduce.counters.AbstractCounterGroup
 
AbstractCounters<C extends Counter,G extends CounterGroupBase<C>> - Class in org.apache.hadoop.mapreduce.counters
An abstract class to provide common implementation for the Counters container in both mapred and mapreduce packages.
AbstractCounters(CounterGroupFactory<C, G>) - Constructor for class org.apache.hadoop.mapreduce.counters.AbstractCounters
 
AbstractCounters(AbstractCounters<C1, G1>, CounterGroupFactory<C, G>) - Constructor for class org.apache.hadoop.mapreduce.counters.AbstractCounters
Construct from another counters object.
accept(CompositeRecordReader.JoinCollector, K) - Method in interface org.apache.hadoop.mapred.join.ComposableRecordReader
While key-value pairs from this RecordReader match the given key, register them with the JoinCollector provided.
accept(CompositeRecordReader.JoinCollector, K) - Method in class org.apache.hadoop.mapred.join.CompositeRecordReader
If key provided matches that of this Composite, give JoinCollector iterator over values it may emit.
accept(CompositeRecordReader.JoinCollector, K) - Method in class org.apache.hadoop.mapred.join.WrappedRecordReader
Add an iterator to the collector at the position occupied by this RecordReader over the values in this stream paired with the key provided (ie register a stream of values from this source matching K with a collector).
accept(Path) - Method in class org.apache.hadoop.mapred.OutputLogFilter
Deprecated.
 
accept(Object) - Method in interface org.apache.hadoop.mapred.SequenceFileInputFilter.Filter
filter function Decide if a record should be filtered or not
accept(Object) - Method in class org.apache.hadoop.mapred.SequenceFileInputFilter.MD5Filter
Filtering method If MD5(key) % frequency==0, return true; otherwise return false
accept(Object) - Method in class org.apache.hadoop.mapred.SequenceFileInputFilter.PercentFilter
Filtering method If record# % frequency==0, return true; otherwise return false
accept(Object) - Method in class org.apache.hadoop.mapred.SequenceFileInputFilter.RegexFilter
Filtering method If key matches the regex, return true; otherwise return false
accept(Path) - Method in class org.apache.hadoop.mapred.Utils.OutputFileUtils.OutputFilesFilter
 
accept(Path) - Method in class org.apache.hadoop.mapred.Utils.OutputFileUtils.OutputLogFilter
 
accept(Object) - Method in interface org.apache.hadoop.mapreduce.lib.input.SequenceFileInputFilter.Filter
filter function Decide if a record should be filtered or not
accept(Object) - Method in class org.apache.hadoop.mapreduce.lib.input.SequenceFileInputFilter.MD5Filter
Filtering method If MD5(key) % frequency==0, return true; otherwise return false
accept(Object) - Method in class org.apache.hadoop.mapreduce.lib.input.SequenceFileInputFilter.PercentFilter
Filtering method If record# % frequency==0, return true; otherwise return false
accept(Object) - Method in class org.apache.hadoop.mapreduce.lib.input.SequenceFileInputFilter.RegexFilter
Filtering method If key matches the regex, return true; otherwise return false
activateOptions() - Method in class org.apache.hadoop.mapred.TaskLogAppender
 
activeTaskTrackers() - Method in class org.apache.hadoop.mapred.JobTracker
Get the active task tracker statuses in the cluster
add(Object) - Method in class org.apache.hadoop.contrib.utils.join.ArrayListBackedIterator
 
add(Object) - Method in interface org.apache.hadoop.contrib.utils.join.ResetableIterator
 
add(X) - Method in class org.apache.hadoop.mapred.join.ArrayListBackedIterator
 
add(InputSplit) - Method in class org.apache.hadoop.mapred.join.CompositeInputSplit
Add an InputSplit to this collection.
add(ComposableRecordReader<K, ? extends V>) - Method in class org.apache.hadoop.mapred.join.CompositeRecordReader
Add a RecordReader to this collection.
add(TupleWritable) - Method in class org.apache.hadoop.mapred.join.JoinRecordReader.JoinDelegationIterator
 
add(V) - Method in class org.apache.hadoop.mapred.join.MultiFilterRecordReader.MultiFilterDelegationIterator
 
add(T) - Method in interface org.apache.hadoop.mapred.join.ResetableIterator
Add an element to the collection of elements to iterate over.
add(U) - Method in class org.apache.hadoop.mapred.join.ResetableIterator.EMPTY
 
add(X) - Method in class org.apache.hadoop.mapred.join.StreamBackedIterator
 
addArchiveToClassPath(Path, Configuration) - Static method in class org.apache.hadoop.filecache.DistributedCache
Add an archive path to the current set of classpath entries.
addArchiveToClassPath(Path, Configuration, FileSystem) - Static method in class org.apache.hadoop.filecache.DistributedCache
Add an archive path to the current set of classpath entries.
addCacheArchive(URI, Configuration) - Static method in class org.apache.hadoop.filecache.DistributedCache
Add a archives to be localized to the conf.
addCacheFile(URI, Configuration) - Static method in class org.apache.hadoop.filecache.DistributedCache
Add a file to be localized to the conf.
addCacheInfoUpdate(TrackerDistributedCacheManager.CacheStatus) - Method in class org.apache.hadoop.filecache.TrackerDistributedCacheManager.BaseDirManager
Update the maps baseDirSize and baseDirNumberSubDir when adding cache.
addColumn(ColumnName, boolean) - Method in class org.apache.hadoop.examples.dancing.DancingLinks
Add a column to the table
addColumn(ColumnName) - Method in class org.apache.hadoop.examples.dancing.DancingLinks
Add a column to the table
addCommand(List<String>, boolean) - Static method in class org.apache.hadoop.mapred.TaskLog
Add quotes to each of the command strings and return as a single string
addCounter(Counters.Counter) - Method in class org.apache.hadoop.mapred.Counters.Group
Deprecated.
 
addCounter(String, String, long) - Method in class org.apache.hadoop.mapred.Counters.Group
Deprecated.
 
addCounter(T) - Method in class org.apache.hadoop.mapreduce.counters.AbstractCounterGroup
 
addCounter(String, String, long) - Method in class org.apache.hadoop.mapreduce.counters.AbstractCounterGroup
 
addCounter(T) - Method in interface org.apache.hadoop.mapreduce.counters.CounterGroupBase
Add a counter to this group.
addCounter(String, String, long) - Method in interface org.apache.hadoop.mapreduce.counters.CounterGroupBase
Add a counter to this group
addCounter(C) - Method in class org.apache.hadoop.mapreduce.counters.FileSystemCounterGroup
 
addCounter(String, String, long) - Method in class org.apache.hadoop.mapreduce.counters.FileSystemCounterGroup
 
addCounter(C) - Method in class org.apache.hadoop.mapreduce.counters.FrameworkCounterGroup
 
addCounter(String, String, long) - Method in class org.apache.hadoop.mapreduce.counters.FrameworkCounterGroup
 
addDefaults() - Method in class org.apache.hadoop.mapred.join.CompositeInputFormat
Adds the default set of identifiers to the parser.
addDependingJob(ControlledJob) - Method in class org.apache.hadoop.mapreduce.lib.jobcontrol.ControlledJob
Add a job to this jobs' dependency list.
addDiagnosticInfo(TaskAttemptID, String) - Method in class org.apache.hadoop.mapred.TaskInProgress
Save diagnostic information for a given task.
addDoubleValue(Object, double) - Method in class org.apache.hadoop.contrib.utils.join.JobBase
Increment the given counter by the given incremental value If the counter does not exist, one is created with value 0.
addFileToClassPath(Path, Configuration) - Static method in class org.apache.hadoop.filecache.DistributedCache
Add a file path to the current set of classpath entries.
addFileToClassPath(Path, Configuration, FileSystem) - Static method in class org.apache.hadoop.filecache.DistributedCache
Add a file path to the current set of classpath entries.
addGroup(G) - Method in class org.apache.hadoop.mapreduce.counters.AbstractCounters
Add a group.
addGroup(String, String) - Method in class org.apache.hadoop.mapreduce.counters.AbstractCounters
Add a new group
addIdentifier(String, Class<?>[], Class<? extends Parser.Node>, Class<? extends ComposableRecordReader>) - Static method in class org.apache.hadoop.mapred.join.Parser.Node
For a given identifier, add a mapping to the nodetype for the parse tree and to the ComposableRecordReader to be created, including the formals required to invoke the constructor.
addInputPath(JobConf, Path) - Static method in class org.apache.hadoop.mapred.FileInputFormat
Add a Path to the list of inputs for the map-reduce job.
addInputPath(JobConf, Path, Class<? extends InputFormat>) - Static method in class org.apache.hadoop.mapred.lib.MultipleInputs
Add a Path with a custom InputFormat to the list of inputs for the map-reduce job.
addInputPath(JobConf, Path, Class<? extends InputFormat>, Class<? extends Mapper>) - Static method in class org.apache.hadoop.mapred.lib.MultipleInputs
Add a Path with a custom InputFormat and Mapper to the list of inputs for the map-reduce job.
addInputPath(Job, Path) - Static method in class org.apache.hadoop.mapreduce.lib.input.FileInputFormat
Add a Path to the list of inputs for the map-reduce job.
addInputPath(Job, Path, Class<? extends InputFormat>) - Static method in class org.apache.hadoop.mapreduce.lib.input.MultipleInputs
Add a Path with a custom InputFormat to the list of inputs for the map-reduce job.
addInputPath(Job, Path, Class<? extends InputFormat>, Class<? extends Mapper>) - Static method in class org.apache.hadoop.mapreduce.lib.input.MultipleInputs
Add a Path with a custom InputFormat and Mapper to the list of inputs for the map-reduce job.
addInputPaths(JobConf, String) - Static method in class org.apache.hadoop.mapred.FileInputFormat
Add the given comma separated paths to the list of inputs for the map-reduce job.
addInputPaths(Job, String) - Static method in class org.apache.hadoop.mapreduce.lib.input.FileInputFormat
Add the given comma separated paths to the list of inputs for the map-reduce job.
additionalConfSpec_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
addJob(ControlledJob) - Method in class org.apache.hadoop.mapreduce.lib.jobcontrol.JobControl
Add a new job.
addJobCollection(Collection<ControlledJob>) - Method in class org.apache.hadoop.mapreduce.lib.jobcontrol.JobControl
Add a collection of jobs
addJobInProgressListener(JobInProgressListener) - Method in class org.apache.hadoop.mapred.JobTracker
 
addJobs(Collection<Job>) - Method in class org.apache.hadoop.mapred.jobcontrol.JobControl
Deprecated.
Add a collection of jobs
addKeySuffixes(String, String...) - Static method in class org.apache.hadoop.mapred.HAUtil
Return configuration key of format key.suffix1.suffix2...suffixN
addLocalArchives(Configuration, String) - Static method in class org.apache.hadoop.filecache.DistributedCache
Add a archive that has been localized to the conf.
addLocalFiles(Configuration, String) - Static method in class org.apache.hadoop.filecache.DistributedCache
Add a file that has been localized to the conf..
addLogEvent(UserLogEvent) - Method in class org.apache.hadoop.mapreduce.server.tasktracker.userlogs.UserLogManager
Add the UserLogEvent for processing.
addLongValue(Object, long) - Method in class org.apache.hadoop.contrib.utils.join.JobBase
Increment the given counter by the given incremental value If the counter does not exist, one is created with value 0.
addMapper(JobConf, Class<? extends Mapper<K1, V1, K2, V2>>, Class<? extends K1>, Class<? extends V1>, Class<? extends K2>, Class<? extends V2>, boolean, JobConf) - Static method in class org.apache.hadoop.mapred.lib.ChainMapper
Adds a Mapper class to the chain job's JobConf.
addMapper(JobConf, Class<? extends Mapper<K1, V1, K2, V2>>, Class<? extends K1>, Class<? extends V1>, Class<? extends K2>, Class<? extends V2>, boolean, JobConf) - Static method in class org.apache.hadoop.mapred.lib.ChainReducer
Adds a Mapper class to the chain job's JobConf.
addMultiNamedOutput(JobConf, String, Class<? extends OutputFormat>, Class<?>, Class<?>) - Static method in class org.apache.hadoop.mapred.lib.MultipleOutputs
Adds a multi named output for the job.
addNamedOutput(JobConf, String, Class<? extends OutputFormat>, Class<?>, Class<?>) - Static method in class org.apache.hadoop.mapred.lib.MultipleOutputs
Adds a named output for the job.
addNamedOutput(Job, String, Class<? extends OutputFormat>, Class<?>, Class<?>) - Static method in class org.apache.hadoop.mapreduce.lib.output.MultipleOutputs
Adds a named output for the job.
addNextValue(Object) - Method in class org.apache.hadoop.mapred.lib.aggregate.DoubleValueSum
add a value to the aggregator
addNextValue(double) - Method in class org.apache.hadoop.mapred.lib.aggregate.DoubleValueSum
add a value to the aggregator
addNextValue(Object) - Method in class org.apache.hadoop.mapred.lib.aggregate.LongValueMax
add a value to the aggregator
addNextValue(long) - Method in class org.apache.hadoop.mapred.lib.aggregate.LongValueMax
add a value to the aggregator
addNextValue(Object) - Method in class org.apache.hadoop.mapred.lib.aggregate.LongValueMin
add a value to the aggregator
addNextValue(long) - Method in class org.apache.hadoop.mapred.lib.aggregate.LongValueMin
add a value to the aggregator
addNextValue(Object) - Method in class org.apache.hadoop.mapred.lib.aggregate.LongValueSum
add a value to the aggregator
addNextValue(long) - Method in class org.apache.hadoop.mapred.lib.aggregate.LongValueSum
add a value to the aggregator
addNextValue(Object) - Method in class org.apache.hadoop.mapred.lib.aggregate.StringValueMax
add a value to the aggregator
addNextValue(Object) - Method in class org.apache.hadoop.mapred.lib.aggregate.StringValueMin
add a value to the aggregator
addNextValue(Object) - Method in class org.apache.hadoop.mapred.lib.aggregate.UniqValueCount
add a value to the aggregator
addNextValue(Object) - Method in interface org.apache.hadoop.mapred.lib.aggregate.ValueAggregator
add a value to the aggregator
addNextValue(Object) - Method in class org.apache.hadoop.mapred.lib.aggregate.ValueHistogram
add the given val to the aggregator.
addOldUserLogsForDeletion(File, Configuration) - Method in class org.apache.hadoop.mapred.UserLogCleaner
Adds the job log directories for deletion with default retain hours.
addRow(boolean[]) - Method in class org.apache.hadoop.examples.dancing.DancingLinks
Add a row to the table.
addRunningTask(TaskAttemptID, String) - Method in class org.apache.hadoop.mapred.TaskInProgress
 
addRunningTask(TaskAttemptID, String, boolean) - Method in class org.apache.hadoop.mapred.TaskInProgress
Adds a previously running task to this tip.
addSecurityConfiguration(Configuration) - Static method in class org.apache.hadoop.mapred.tools.MRHAAdmin
Add the requisite security principal settings to the given Configuration, returning a copy.
addTaskEnvironment_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
addTokenForJob(String, Token<JobTokenIdentifier>) - Method in class org.apache.hadoop.mapreduce.security.token.JobTokenSecretManager
Add the job token of a job to cache
addToQueue(CleanupQueue.PathDeletionContext...) - Method in class org.apache.hadoop.mapred.CleanupQueue
Adds the paths to the queue of paths to be deleted by cleanupThread.
AdminOperationsProtocol - Interface in org.apache.hadoop.mapred
Protocol for admin operations.
AggregateWordCount - Class in org.apache.hadoop.examples
This is an example Aggregated Hadoop Map/Reduce application.
AggregateWordCount() - Constructor for class org.apache.hadoop.examples.AggregateWordCount
 
AggregateWordCount.WordCountPlugInClass - Class in org.apache.hadoop.examples
 
AggregateWordCount.WordCountPlugInClass() - Constructor for class org.apache.hadoop.examples.AggregateWordCount.WordCountPlugInClass
 
AggregateWordHistogram - Class in org.apache.hadoop.examples
This is an example Aggregated Hadoop Map/Reduce application.
AggregateWordHistogram() - Constructor for class org.apache.hadoop.examples.AggregateWordHistogram
 
AggregateWordHistogram.AggregateWordHistogramPlugin - Class in org.apache.hadoop.examples
 
AggregateWordHistogram.AggregateWordHistogramPlugin() - Constructor for class org.apache.hadoop.examples.AggregateWordHistogram.AggregateWordHistogramPlugin
 
aggregatorDescriptorList - Variable in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorJobBase
 
allFinished() - Method in class org.apache.hadoop.mapreduce.lib.jobcontrol.JobControl
 
allocator - Variable in class org.apache.hadoop.mapred.TaskController
 
anonymize(SerializedRecord) - Static method in class org.apache.hadoop.contrib.failmon.Anonymizer
Anonymize hostnames, ip addresses and file names/paths that appear in fields of a SerializedRecord.
anonymize(EventRecord) - Static method in class org.apache.hadoop.contrib.failmon.Anonymizer
Anonymize hostnames, ip addresses and file names/paths that appear in fields of an EventRecord, after it gets serialized into a SerializedRecord.
anonymize() - Method in class org.apache.hadoop.contrib.failmon.OfflineAnonymizer
Performs anonymization for the log file.
Anonymizer - Class in org.apache.hadoop.contrib.failmon
This class provides anonymization to SerializedRecord objects.
Anonymizer() - Constructor for class org.apache.hadoop.contrib.failmon.Anonymizer
 
append(LoggingEvent) - Method in class org.apache.hadoop.mapred.TaskLogAppender
 
appendTo(StringBuilder) - Method in class org.apache.hadoop.mapreduce.JobID
Add the stuff after the "job" prefix to the given builder.
appendTo(StringBuilder) - Method in class org.apache.hadoop.mapreduce.TaskAttemptID
Add the unique string to the StringBuilder
appendTo(StringBuilder) - Method in class org.apache.hadoop.mapreduce.TaskID
Add the unique string to the given builder.
archiveURIs - Variable in class org.apache.hadoop.streaming.StreamJob
 
argv_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
arrangeKeys(ArrayList<String>) - Static method in class org.apache.hadoop.contrib.failmon.SerializedRecord
Arrange the keys to provide a more readable printing order: first goes the timestamp, then the hostname and then the type, followed by all other keys found.
ArrayListBackedIterator - Class in org.apache.hadoop.contrib.utils.join
This class provides an implementation of ResetableIterator.
ArrayListBackedIterator() - Constructor for class org.apache.hadoop.contrib.utils.join.ArrayListBackedIterator
 
ArrayListBackedIterator(ArrayList<Object>) - Constructor for class org.apache.hadoop.contrib.utils.join.ArrayListBackedIterator
 
ArrayListBackedIterator<X extends org.apache.hadoop.io.Writable> - Class in org.apache.hadoop.mapred.join
This class provides an implementation of ResetableIterator.
ArrayListBackedIterator() - Constructor for class org.apache.hadoop.mapred.join.ArrayListBackedIterator
 
ArrayListBackedIterator(ArrayList<X>) - Constructor for class org.apache.hadoop.mapred.join.ArrayListBackedIterator
 
assertAndDestroyProcessGroup(String, long, boolean) - Static method in class org.apache.hadoop.util.ProcfsBasedProcessTree
Make sure that the given pid is a process group leader and then destroy the process group.
ATTEMPT - Static variable in class org.apache.hadoop.mapreduce.TaskAttemptID
 
AutoInputFormat - Class in org.apache.hadoop.streaming
An InputFormat that tries to deduce the types of the input files automatically.
AutoInputFormat() - Constructor for class org.apache.hadoop.streaming.AutoInputFormat
 
awaitTermination(long) - Method in class org.apache.hadoop.util.MRAsyncDiskService
Wait for the termination of the thread pools.

B

BASE_OUTPUT_NAME - Static variable in class org.apache.hadoop.mapreduce.lib.output.FileOutputFormat
 
baseDirManager - Variable in class org.apache.hadoop.filecache.TrackerDistributedCacheManager
 
baseOut - Variable in class org.apache.hadoop.mapreduce.lib.output.FilterOutputFormat
 
BigDecimalSplitter - Class in org.apache.hadoop.mapreduce.lib.db
Implement DBSplitter over BigDecimal values.
BigDecimalSplitter() - Constructor for class org.apache.hadoop.mapreduce.lib.db.BigDecimalSplitter
 
BinaryPartitioner<V> - Class in org.apache.hadoop.mapred.lib
Partition BinaryComparable keys using a configurable part of the bytes array returned by BinaryComparable.getBytes().
BinaryPartitioner() - Constructor for class org.apache.hadoop.mapred.lib.BinaryPartitioner
 
BinaryPartitioner<V> - Class in org.apache.hadoop.mapreduce.lib.partition
Partition BinaryComparable keys using a configurable part of the bytes array returned by BinaryComparable.getBytes().
BinaryPartitioner() - Constructor for class org.apache.hadoop.mapreduce.lib.partition.BinaryPartitioner
 
blacklistedTaskTrackers() - Method in class org.apache.hadoop.mapred.JobTracker
Get the blacklisted task tracker statuses in the cluster
BooleanSplitter - Class in org.apache.hadoop.mapreduce.lib.db
Implement DBSplitter over boolean values.
BooleanSplitter() - Constructor for class org.apache.hadoop.mapreduce.lib.db.BooleanSplitter
 
buildMsgFrom(URL) - Static method in class org.apache.hadoop.mapreduce.security.SecureShuffleUtils
Shuffle specific utils - build string for encoding from URL
buildMsgFrom(HttpServletRequest) - Static method in class org.apache.hadoop.mapreduce.security.SecureShuffleUtils
Shuffle specific utils - build string for encoding from URL
buildTokenServiceForLogicalAddress(String) - Static method in class org.apache.hadoop.mapred.HAUtil
Get the service name used in the delegation token for the given logical HA service.

C

CACHE_ARCHIVES - Static variable in class org.apache.hadoop.filecache.DistributedCache
Warning: DistributedCache.CACHE_ARCHIVES is not a *public* constant.
CACHE_ARCHIVES_SIZES - Static variable in class org.apache.hadoop.filecache.DistributedCache
Warning: DistributedCache.CACHE_ARCHIVES_SIZES is not a *public* constant.
CACHE_ARCHIVES_TIMESTAMPS - Static variable in class org.apache.hadoop.filecache.DistributedCache
Warning: DistributedCache.CACHE_ARCHIVES_TIMESTAMPS is not a *public* constant.
CACHE_ARCHIVES_VISIBILITIES - Static variable in interface org.apache.hadoop.mapreduce.JobContext
 
CACHE_FILE_VISIBILITIES - Static variable in interface org.apache.hadoop.mapreduce.JobContext
 
CACHE_FILES - Static variable in class org.apache.hadoop.filecache.DistributedCache
Warning: DistributedCache.CACHE_FILES is not a *public* constant.
CACHE_FILES_SIZES - Static variable in class org.apache.hadoop.filecache.DistributedCache
Warning: DistributedCache.CACHE_FILES_SIZES is not a *public* constant.
CACHE_FILES_TIMESTAMPS - Static variable in class org.apache.hadoop.filecache.DistributedCache
Warning: DistributedCache.CACHE_FILES_TIMESTAMPS is not a *public* constant.
CACHE_LOCALARCHIVES - Static variable in class org.apache.hadoop.filecache.DistributedCache
Warning: DistributedCache.CACHE_LOCALARCHIVES is not a *public* constant.
CACHE_LOCALFILES - Static variable in class org.apache.hadoop.filecache.DistributedCache
Warning: DistributedCache.CACHE_LOCALFILES is not a *public* constant.
CACHE_SYMLINK - Static variable in class org.apache.hadoop.filecache.DistributedCache
Warning: DistributedCache.CACHE_SYMLINK is not a *public* constant.
cacheArchives - Variable in class org.apache.hadoop.streaming.StreamJob
 
cacheFiles - Variable in class org.apache.hadoop.streaming.StreamJob
 
cancel(Token<?>, Configuration) - Method in class org.apache.hadoop.mapred.JobClient.Renewer
 
cancelAllReservations() - Method in class org.apache.hadoop.mapreduce.server.jobtracker.TaskTracker
Cleanup when the TaskTracker is declared as 'lost/blacklisted' by the JobTracker.
cancelDelegationToken(Token<DelegationTokenIdentifier>) - Method in class org.apache.hadoop.mapred.JobClient
Cancel a delegation token from the JobTracker
cancelDelegationToken(Token<DelegationTokenIdentifier>) - Method in class org.apache.hadoop.mapred.JobTracker
Discard a current delegation token.
cancelDelegationToken(Token<DelegationTokenIdentifier>) - Method in class org.apache.hadoop.mapred.LocalJobRunner
 
canCommit(TaskAttemptID, JvmContext) - Method in class org.apache.hadoop.mapred.TaskTracker
Child checking whether it can commit
canCommit(TaskAttemptID, JvmContext) - Method in interface org.apache.hadoop.mapred.TaskUmbilicalProtocol
Polling to know whether the task can go-ahead with commit
captureDebugOut(List<String>, File) - Static method in class org.apache.hadoop.mapred.TaskLog
Wrap a command in a shell to capture debug script's stdout and stderr to debugout.
captureOutAndError(List<String>, File, File, long) - Static method in class org.apache.hadoop.mapred.TaskLog
Wrap a command in a shell to capture stdout and stderr to files.
captureOutAndError(List<String>, List<String>, File, File, long) - Static method in class org.apache.hadoop.mapred.TaskLog
Wrap a command in a shell to capture stdout and stderr to files.
captureOutAndError(List<String>, List<String>, File, File, long, String) - Static method in class org.apache.hadoop.mapred.TaskLog
Deprecated.
pidFiles are no more used. Instead pid is exported to env variable JVM_PID.
captureOutAndError(List<String>, List<String>, File, File, long, boolean, String) - Static method in class org.apache.hadoop.mapred.TaskLog
Deprecated.
pidFiles are no more used. Instead pid is exported to env variable JVM_PID.
captureOutAndError(List<String>, List<String>, File, File, long, boolean) - Static method in class org.apache.hadoop.mapred.TaskLog
Wrap a command in a shell to capture stdout and stderr to files.
ChainMapper - Class in org.apache.hadoop.mapred.lib
The ChainMapper class allows to use multiple Mapper classes within a single Map task.
ChainMapper() - Constructor for class org.apache.hadoop.mapred.lib.ChainMapper
Constructor.
ChainReducer - Class in org.apache.hadoop.mapred.lib
The ChainReducer class allows to chain multiple Mapper classes after a Reducer within the Reducer task.
ChainReducer() - Constructor for class org.apache.hadoop.mapred.lib.ChainReducer
Constructor.
checkAndInformJobTracker(int, TaskAttemptID, boolean) - Method in class org.apache.hadoop.mapred.ReduceTask.ReduceCopier
 
checkArgs(String) - Method in class org.apache.hadoop.mapred.SshFenceByTcpPort
Verify that the argument, if given, in the conf is parseable.
checkCounters(int) - Method in class org.apache.hadoop.mapreduce.counters.Limits
 
checkException(IOException, String, String, TaskTracker.ShuffleServerMetrics) - Method in class org.apache.hadoop.mapred.TaskTracker.MapOutputServlet
 
checkExistence(String) - Static method in class org.apache.hadoop.contrib.failmon.Environment
Checks whether a specific shell command is available in the system.
checkFencingConfigured() - Method in class org.apache.hadoop.mapred.JobTrackerHAServiceTarget
 
checkForRotation() - Method in class org.apache.hadoop.contrib.failmon.LogParser
Check whether the log file has been rotated.
checkGroups(int) - Method in class org.apache.hadoop.mapreduce.counters.Limits
 
checkOutputSpecs(FileSystem, JobConf) - Method in class org.apache.hadoop.mapred.FileOutputFormat
 
checkOutputSpecs(FileSystem, JobConf) - Method in class org.apache.hadoop.mapred.lib.db.DBOutputFormat
Check for validity of the output-specification for the job.
checkOutputSpecs(FileSystem, JobConf) - Method in class org.apache.hadoop.mapred.lib.NullOutputFormat
 
checkOutputSpecs(FileSystem, JobConf) - Method in interface org.apache.hadoop.mapred.OutputFormat
Check for validity of the output-specification for the job.
checkOutputSpecs(FileSystem, JobConf) - Method in class org.apache.hadoop.mapred.SequenceFileAsBinaryOutputFormat
 
checkOutputSpecs(JobContext) - Method in class org.apache.hadoop.mapreduce.lib.db.DBOutputFormat
 
checkOutputSpecs(JobContext) - Method in class org.apache.hadoop.mapreduce.lib.output.FileOutputFormat
 
checkOutputSpecs(JobContext) - Method in class org.apache.hadoop.mapreduce.lib.output.FilterOutputFormat
 
checkOutputSpecs(JobContext) - Method in class org.apache.hadoop.mapreduce.lib.output.LazyOutputFormat
 
checkOutputSpecs(JobContext) - Method in class org.apache.hadoop.mapreduce.lib.output.NullOutputFormat
 
checkOutputSpecs(JobContext) - Method in class org.apache.hadoop.mapreduce.lib.output.SequenceFileAsBinaryOutputFormat
 
checkOutputSpecs(JobContext) - Method in class org.apache.hadoop.mapreduce.OutputFormat
Check for validity of the output-specification for the job.
checkRpcAdminAccess() - Method in class org.apache.hadoop.mapred.tools.MRZKFailoverController
 
checkURIs(URI[], URI[]) - Static method in class org.apache.hadoop.filecache.DistributedCache
This method checks if there is a conflict in the fragment names of the uris.
chooseShardForDelete(DocumentID) - Method in class org.apache.hadoop.contrib.index.example.HashingDistributionPolicy
 
chooseShardForDelete(DocumentID) - Method in class org.apache.hadoop.contrib.index.example.RoundRobinDistributionPolicy
 
chooseShardForDelete(DocumentID) - Method in interface org.apache.hadoop.contrib.index.mapred.IDistributionPolicy
Choose a shard or all shards to send a delete request.
chooseShardForInsert(DocumentID) - Method in class org.apache.hadoop.contrib.index.example.HashingDistributionPolicy
 
chooseShardForInsert(DocumentID) - Method in class org.apache.hadoop.contrib.index.example.RoundRobinDistributionPolicy
 
chooseShardForInsert(DocumentID) - Method in interface org.apache.hadoop.contrib.index.mapred.IDistributionPolicy
Choose a shard to send an insert request.
clean(long) - Method in class org.apache.hadoop.mapred.JobHistory.HistoryCleaner
 
cleanup() - Method in class org.apache.hadoop.contrib.failmon.Executor
 
cleanup() - Method in class org.apache.hadoop.contrib.failmon.RunOnce
 
cleanup(Mapper<KEYIN, VALUEIN, KEYOUT, VALUEOUT>.Context) - Method in class org.apache.hadoop.mapreduce.Mapper
Called once at the end of the task.
cleanup(Reducer<KEYIN, VALUEIN, KEYOUT, VALUEOUT>.Context) - Method in class org.apache.hadoop.mapreduce.Reducer
Called once at the end of the task.
cleanupAllVolumes() - Method in class org.apache.hadoop.util.MRAsyncDiskService
Move all files/directories inside volume into TOBEDELETED, and then delete them.
cleanupDirsInAllVolumes(String[]) - Method in class org.apache.hadoop.util.MRAsyncDiskService
Move specified directories/files in each volume into TOBEDELETED, and then delete them.
cleanupJob(JobContext) - Method in class org.apache.hadoop.mapred.FileOutputCommitter
Deprecated.
cleanupJob(JobContext) - Method in class org.apache.hadoop.mapred.OutputCommitter
cleanupJob(JobContext) - Method in class org.apache.hadoop.mapred.OutputCommitter
Deprecated.
cleanupJob(JobContext) - Method in class org.apache.hadoop.mapreduce.lib.output.FileOutputCommitter
Deprecated.
cleanupJob(JobContext) - Method in class org.apache.hadoop.mapreduce.OutputCommitter
cleanUpMetrics() - Method in class org.apache.hadoop.mapred.JobInProgress
Called when the job is complete
cleanupProgress() - Method in class org.apache.hadoop.mapred.JobStatus
 
cleanupProgress() - Method in interface org.apache.hadoop.mapred.RunningJob
Get the progress of the job's cleanup-tasks, as a float between 0.0 and 1.0.
CleanupQueue - Class in org.apache.hadoop.mapred
 
CleanupQueue() - Constructor for class org.apache.hadoop.mapred.CleanupQueue
Create a singleton path-clean-up queue.
CleanupQueue.PathDeletionContext - Class in org.apache.hadoop.mapred
Contains info related to the path of the file/dir to be deleted
CleanupQueue.PathDeletionContext(Path, Configuration) - Constructor for class org.apache.hadoop.mapred.CleanupQueue.PathDeletionContext
 
CleanupQueue.PathDeletionContext(Path, Configuration, UserGroupInformation, JobID, FileSystem) - Constructor for class org.apache.hadoop.mapred.CleanupQueue.PathDeletionContext
PathDeletionContext ctor which also allows for a job-delegation token renewal to be cancelled.
cleanupStorage() - Method in class org.apache.hadoop.mapred.TaskTracker
Deprecated.
cleanupThread - Variable in class org.apache.hadoop.filecache.TrackerDistributedCacheManager
 
cleanUpTokenReferral(Configuration) - Static method in class org.apache.hadoop.mapreduce.security.TokenCache
Remove jobtoken referrals which don't make sense in the context of the task execution.
clear() - Method in class org.apache.hadoop.mapred.join.ArrayListBackedIterator
 
clear() - Method in class org.apache.hadoop.mapred.join.JoinRecordReader.JoinDelegationIterator
 
clear() - Method in class org.apache.hadoop.mapred.join.MultiFilterRecordReader.MultiFilterDelegationIterator
 
clear() - Method in interface org.apache.hadoop.mapred.join.ResetableIterator
Close datasources, but do not release internal resources.
clear() - Method in class org.apache.hadoop.mapred.join.ResetableIterator.EMPTY
 
clear() - Method in class org.apache.hadoop.mapred.join.StreamBackedIterator
 
clearOldUserLogs(Configuration) - Method in class org.apache.hadoop.mapred.UserLogCleaner
Clears all the logs in userlogs directory.
clearOldUserLogs(Configuration) - Method in class org.apache.hadoop.mapreduce.server.tasktracker.userlogs.UserLogManager
Called during TaskTracker restart/re-init.
ClientTraceLog - Static variable in class org.apache.hadoop.mapred.TaskTracker
 
clone(JobConf) - Method in class org.apache.hadoop.contrib.utils.join.TaggedMapOutput
 
clone() - Method in class org.apache.hadoop.mapred.JobStatus
 
clone() - Method in class org.apache.hadoop.mapred.TaskStatus
 
cloneContext(JobContext, Configuration) - Static method in class org.apache.hadoop.mapreduce.ContextFactory
Clone a JobContext or TaskAttemptContext with a new configuration.
cloneDelegationTokenForLogicalAddress(UserGroupInformation, String, Collection<InetSocketAddress>) - Static method in class org.apache.hadoop.mapred.HAUtil
 
cloneMapContext(MapContext<K1, V1, K2, V2>, Configuration, RecordReader<K1, V1>, RecordWriter<K2, V2>) - Static method in class org.apache.hadoop.mapreduce.ContextFactory
Copy a custom WrappedMapper.Context, optionally replacing the input and output.
close() - Method in class org.apache.hadoop.contrib.failmon.LocalStore
Close the temporary local file
close() - Method in class org.apache.hadoop.contrib.index.example.IdentityLocalAnalysis
 
close() - Method in class org.apache.hadoop.contrib.index.example.LineDocLocalAnalysis
 
close() - Method in class org.apache.hadoop.contrib.index.example.LineDocRecordReader
 
close() - Method in class org.apache.hadoop.contrib.index.lucene.FileSystemDirectory
 
close() - Method in class org.apache.hadoop.contrib.index.lucene.ShardWriter
Close the shard writer.
close() - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateCombiner
 
close() - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateMapper
 
close() - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateReducer
 
close() - Method in class org.apache.hadoop.contrib.utils.join.ArrayListBackedIterator
 
close() - Method in class org.apache.hadoop.contrib.utils.join.DataJoinMapperBase
 
close() - Method in class org.apache.hadoop.contrib.utils.join.DataJoinReducerBase
 
close() - Method in interface org.apache.hadoop.contrib.utils.join.ResetableIterator
 
close() - Method in class org.apache.hadoop.examples.MultiFileWordCount.CombineFileLineRecordReader
 
close() - Method in class org.apache.hadoop.examples.PiEstimator.PiReducer
Reduce task done, write output to a file.
close() - Method in class org.apache.hadoop.examples.SleepJob
 
close() - Method in class org.apache.hadoop.mapred.ConfiguredFailoverProxyProvider
Close all the proxy objects which have been opened over the lifetime of this proxy provider.
close() - Method in class org.apache.hadoop.mapred.JobClient
Close the JobClient.
close() - Method in class org.apache.hadoop.mapred.join.ArrayListBackedIterator
 
close() - Method in class org.apache.hadoop.mapred.join.CompositeRecordReader
Close all child RRs.
close() - Method in class org.apache.hadoop.mapred.join.JoinRecordReader.JoinDelegationIterator
 
close() - Method in class org.apache.hadoop.mapred.join.MultiFilterRecordReader.MultiFilterDelegationIterator
 
close() - Method in interface org.apache.hadoop.mapred.join.ResetableIterator
Close datasources and release resources.
close() - Method in class org.apache.hadoop.mapred.join.ResetableIterator.EMPTY
 
close() - Method in class org.apache.hadoop.mapred.join.StreamBackedIterator
 
close() - Method in class org.apache.hadoop.mapred.join.WrappedRecordReader
Forward close request to proxied RR.
close() - Method in class org.apache.hadoop.mapred.KeyValueLineRecordReader
 
close() - Method in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorCombiner
Do nothing.
close() - Method in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorJobBase
 
close() - Method in class org.apache.hadoop.mapred.lib.ChainMapper
Closes the ChainMapper and all the Mappers in the chain.
close() - Method in class org.apache.hadoop.mapred.lib.ChainReducer
Closes the ChainReducer, the Reducer and all the Mappers in the chain.
close() - Method in class org.apache.hadoop.mapred.lib.CombineFileRecordReader
 
close(Reporter) - Method in class org.apache.hadoop.mapred.lib.db.DBOutputFormat.DBRecordWriter
Close this RecordWriter to future operations.
close() - Method in class org.apache.hadoop.mapred.lib.DelegatingMapper
 
close() - Method in class org.apache.hadoop.mapred.lib.FieldSelectionMapReduce
 
close() - Method in class org.apache.hadoop.mapred.lib.MultipleOutputs
Closes all the opened named outputs.
close() - Method in class org.apache.hadoop.mapred.LineRecordReader
 
close() - Method in interface org.apache.hadoop.mapred.MapOutputCollector
 
close() - Method in class org.apache.hadoop.mapred.MapReduceBase
Default implementation that does nothing.
close() - Method in class org.apache.hadoop.mapred.MapTask.MapOutputBuffer
 
close() - Method in class org.apache.hadoop.mapred.MapTask.MapOutputBuffer.MRResultIterator
 
close() - Method in interface org.apache.hadoop.mapred.RawKeyValueIterator
Closes the iterator so that the underlying streams can be closed.
close() - Method in interface org.apache.hadoop.mapred.RecordReader
Close this InputSplit to future operations.
close(Reporter) - Method in interface org.apache.hadoop.mapred.RecordWriter
Close this RecordWriter to future operations.
close() - Method in class org.apache.hadoop.mapred.ReduceTask.ReduceCopier
 
close() - Method in class org.apache.hadoop.mapred.SequenceFileAsBinaryInputFormat.SequenceFileAsBinaryRecordReader
 
close() - Method in class org.apache.hadoop.mapred.SequenceFileAsTextRecordReader
 
close() - Method in class org.apache.hadoop.mapred.SequenceFileRecordReader
 
close() - Method in interface org.apache.hadoop.mapred.ShuffleConsumerPlugin
close and clean any resource associated with this object.
close() - Method in class org.apache.hadoop.mapred.TaskLogAppender
 
close() - Method in class org.apache.hadoop.mapred.TaskTracker
Close down the TaskTracker and all its components.
close(Reporter) - Method in class org.apache.hadoop.mapred.TextOutputFormat.LineRecordWriter
 
close(TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.lib.db.DBOutputFormat.DBRecordWriter
Close this RecordWriter to future operations.
close() - Method in class org.apache.hadoop.mapreduce.lib.db.DBRecordReader
Close the record reader.
close() - Method in class org.apache.hadoop.mapreduce.lib.input.CombineFileRecordReader
 
close() - Method in class org.apache.hadoop.mapreduce.lib.input.DelegatingRecordReader
 
close() - Method in class org.apache.hadoop.mapreduce.lib.input.KeyValueLineRecordReader
 
close() - Method in class org.apache.hadoop.mapreduce.lib.input.LineRecordReader
 
close() - Method in class org.apache.hadoop.mapreduce.lib.input.SequenceFileAsBinaryInputFormat.SequenceFileAsBinaryRecordReader
 
close() - Method in class org.apache.hadoop.mapreduce.lib.input.SequenceFileAsTextRecordReader
 
close() - Method in class org.apache.hadoop.mapreduce.lib.input.SequenceFileRecordReader
 
close(TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.lib.output.FilterOutputFormat.FilterRecordWriter
 
close() - Method in class org.apache.hadoop.mapreduce.lib.output.MultipleOutputs
Closes all the opened outputs.
close(TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.lib.output.TextOutputFormat.LineRecordWriter
 
close() - Method in class org.apache.hadoop.mapreduce.RecordReader
Close the record reader.
close(TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.RecordWriter
Close this RecordWriter to future operations.
close() - Static method in class org.apache.hadoop.mapreduce.security.token.DelegationTokenRenewal
removing all tokens renewals
close() - Method in class org.apache.hadoop.streaming.PipeMapper
 
close() - Method in class org.apache.hadoop.streaming.PipeReducer
 
close() - Method in class org.apache.hadoop.streaming.StreamBaseRecordReader
Close this to future operations.
closeConnection() - Method in class org.apache.hadoop.mapreduce.lib.db.DBInputFormat
 
closeMerger() - Method in class org.apache.hadoop.mapred.ReduceTask.ReduceCopier
 
closeWriter() - Method in class org.apache.hadoop.contrib.index.mapred.IntermediateForm
Close the Lucene index writer associated with the intermediate form, if created.
Cluster - Class in org.apache.hadoop.mapreduce
Provides a way to access information about the map/reduce cluster.
Cluster(Configuration) - Constructor for class org.apache.hadoop.mapreduce.Cluster
 
Cluster(InetSocketAddress, Configuration) - Constructor for class org.apache.hadoop.mapreduce.Cluster
 
Cluster.JobTrackerStatus - Enum in org.apache.hadoop.mapreduce
 
ClusterMetrics - Class in org.apache.hadoop.mapreduce
Status information on the current state of the Map-Reduce cluster.
ClusterMetrics() - Constructor for class org.apache.hadoop.mapreduce.ClusterMetrics
 
ClusterMetrics(int, int, int, int, int, int, int, int, int, int, int, int) - Constructor for class org.apache.hadoop.mapreduce.ClusterMetrics
 
ClusterStatus - Class in org.apache.hadoop.mapred
Status information on the current state of the Map-Reduce cluster.
cmpcl - Variable in class org.apache.hadoop.mapred.join.Parser.Node
 
collate(Object[], String) - Static method in class org.apache.hadoop.streaming.StreamUtil
 
collate(List, String) - Static method in class org.apache.hadoop.streaming.StreamUtil
 
collect(Object, TaggedMapOutput, OutputCollector, Reporter) - Method in class org.apache.hadoop.contrib.utils.join.DataJoinReducerBase
The subclass can overwrite this method to perform additional filtering and/or other processing logic before a value is collected.
collect(K, V, int) - Method in interface org.apache.hadoop.mapred.MapOutputCollector
 
collect(K, V, int) - Method in class org.apache.hadoop.mapred.MapTask.MapOutputBuffer
 
collect(K, V) - Method in interface org.apache.hadoop.mapred.OutputCollector
Adds a key/value pair to the output.
collect(K, V) - Method in class org.apache.hadoop.mapred.Task.CombineOutputCollector
 
collected - Variable in class org.apache.hadoop.contrib.utils.join.DataJoinReducerBase
 
combine(Object[], Object[]) - Method in class org.apache.hadoop.contrib.utils.join.DataJoinReducerBase
 
combine(Object[], TupleWritable) - Method in class org.apache.hadoop.mapred.join.CompositeRecordReader
 
combine(Object[], TupleWritable) - Method in class org.apache.hadoop.mapred.join.InnerJoinRecordReader
Return true iff the tuple is full (all data sources contain this key).
combine(Object[], TupleWritable) - Method in class org.apache.hadoop.mapred.join.MultiFilterRecordReader
Default implementation offers MultiFilterRecordReader.emit(org.apache.hadoop.mapred.join.TupleWritable) every Tuple from the collector (the outer join of child RRs).
combine(Object[], TupleWritable) - Method in class org.apache.hadoop.mapred.join.OuterJoinRecordReader
Emit everything from the collector.
combine(RawKeyValueIterator, OutputCollector<K, V>) - Method in class org.apache.hadoop.mapred.Task.CombinerRunner
Run the combiner over a set of inputs.
combine(RawKeyValueIterator, OutputCollector<K, V>) - Method in class org.apache.hadoop.mapred.Task.NewCombinerRunner
 
combine(RawKeyValueIterator, OutputCollector<K, V>) - Method in class org.apache.hadoop.mapred.Task.OldCombinerRunner
 
COMBINE_CLASS_ATTR - Static variable in interface org.apache.hadoop.mapreduce.JobContext
 
CombineFileInputFormat<K,V> - Class in org.apache.hadoop.mapred.lib
CombineFileInputFormat() - Constructor for class org.apache.hadoop.mapred.lib.CombineFileInputFormat
default constructor
CombineFileInputFormat<K,V> - Class in org.apache.hadoop.mapreduce.lib.input
An abstract InputFormat that returns CombineFileSplit's in InputFormat.getSplits(JobContext) method.
CombineFileInputFormat() - Constructor for class org.apache.hadoop.mapreduce.lib.input.CombineFileInputFormat
default constructor
CombineFileRecordReader<K,V> - Class in org.apache.hadoop.mapred.lib
A generic RecordReader that can hand out different recordReaders for each chunk in a CombineFileSplit.
CombineFileRecordReader(JobConf, CombineFileSplit, Reporter, Class<RecordReader<K, V>>) - Constructor for class org.apache.hadoop.mapred.lib.CombineFileRecordReader
A generic RecordReader that can hand out different recordReaders for each chunk in the CombineFileSplit.
CombineFileRecordReader<K,V> - Class in org.apache.hadoop.mapreduce.lib.input
A generic RecordReader that can hand out different recordReaders for each chunk in a CombineFileSplit.
CombineFileRecordReader(CombineFileSplit, TaskAttemptContext, Class<? extends RecordReader<K, V>>) - Constructor for class org.apache.hadoop.mapreduce.lib.input.CombineFileRecordReader
A generic RecordReader that can hand out different recordReaders for each chunk in the CombineFileSplit.
CombineFileSplit - Class in org.apache.hadoop.mapred.lib
A sub-collection of input files.
CombineFileSplit() - Constructor for class org.apache.hadoop.mapred.lib.CombineFileSplit
default constructor
CombineFileSplit(JobConf, Path[], long[], long[], String[]) - Constructor for class org.apache.hadoop.mapred.lib.CombineFileSplit
 
CombineFileSplit(JobConf, Path[], long[]) - Constructor for class org.apache.hadoop.mapred.lib.CombineFileSplit
 
CombineFileSplit(CombineFileSplit) - Constructor for class org.apache.hadoop.mapred.lib.CombineFileSplit
Copy constructor
CombineFileSplit - Class in org.apache.hadoop.mapreduce.lib.input
A sub-collection of input files.
CombineFileSplit() - Constructor for class org.apache.hadoop.mapreduce.lib.input.CombineFileSplit
default constructor
CombineFileSplit(Path[], long[], long[], String[]) - Constructor for class org.apache.hadoop.mapreduce.lib.input.CombineFileSplit
 
CombineFileSplit(Path[], long[]) - Constructor for class org.apache.hadoop.mapreduce.lib.input.CombineFileSplit
 
CombineFileSplit(CombineFileSplit) - Constructor for class org.apache.hadoop.mapreduce.lib.input.CombineFileSplit
Copy constructor
comCmd_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
COMMAND_FILE - Static variable in class org.apache.hadoop.mapred.TaskController
 
commitJob(JobContext) - Method in class org.apache.hadoop.mapred.FileOutputCommitter
 
commitJob(JobContext) - Method in class org.apache.hadoop.mapred.OutputCommitter
For committing job's output after successful job completion.
commitJob(JobContext) - Method in class org.apache.hadoop.mapred.OutputCommitter
This method implements the new interface by calling the old method.
commitJob(JobContext) - Method in class org.apache.hadoop.mapreduce.lib.output.FileOutputCommitter
Delete the temporary directory, including all of the work directories.
commitJob(JobContext) - Method in class org.apache.hadoop.mapreduce.OutputCommitter
For cleaning up the job's output after job completion.
commitPending(TaskAttemptID, TaskStatus, JvmContext) - Method in class org.apache.hadoop.mapred.TaskTracker
Task is reporting that it is in commit_pending and it is waiting for the commit Response
commitPending(TaskAttemptID, TaskStatus, JvmContext) - Method in interface org.apache.hadoop.mapred.TaskUmbilicalProtocol
Report that the task is complete, but its commit is pending.
commitTask(TaskAttemptContext) - Method in class org.apache.hadoop.mapred.FileOutputCommitter
 
commitTask(TaskAttemptContext) - Method in class org.apache.hadoop.mapred.OutputCommitter
To promote the task's temporary output to final output location The task's output is moved to the job's output directory.
commitTask(TaskAttemptContext) - Method in class org.apache.hadoop.mapred.OutputCommitter
This method implements the new interface by calling the old method.
commitTask(TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.lib.output.FileOutputCommitter
Move the files from the work directory to the job output directory
commitTask(TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.OutputCommitter
To promote the task's temporary output to final output location The task's output is moved to the job's output directory.
committer - Variable in class org.apache.hadoop.mapred.Task
 
COMPARATOR_OPTIONS - Static variable in class org.apache.hadoop.mapreduce.lib.partition.KeyFieldBasedComparator
 
compare(byte[], int, int, byte[], int, int) - Method in class org.apache.hadoop.examples.SecondarySort.FirstGroupingComparator
 
compare(SecondarySort.IntPair, SecondarySort.IntPair) - Method in class org.apache.hadoop.examples.SecondarySort.FirstGroupingComparator
 
compare(byte[], int, int, byte[], int, int) - Method in class org.apache.hadoop.examples.SecondarySort.IntPair.Comparator
 
compare(byte[], int, int, byte[], int, int) - Method in class org.apache.hadoop.mapred.lib.KeyFieldBasedComparator
 
compare(int, int) - Method in class org.apache.hadoop.mapred.MapTask.MapOutputBuffer
Compare logical range, st i, j MOD offset capacity.
compare(byte[], int, int, byte[], int, int) - Method in class org.apache.hadoop.mapreduce.lib.partition.KeyFieldBasedComparator
 
compareTo(Object) - Method in class org.apache.hadoop.contrib.index.mapred.DocumentID
 
compareTo(Object) - Method in class org.apache.hadoop.contrib.index.mapred.Shard
 
compareTo(Shard) - Method in class org.apache.hadoop.contrib.index.mapred.Shard
Compare to another shard.
compareTo(Object) - Method in class org.apache.hadoop.examples.MultiFileWordCount.WordOffset
 
compareTo(SecondarySort.IntPair) - Method in class org.apache.hadoop.examples.SecondarySort.IntPair
 
compareTo(ComposableRecordReader<K, ?>) - Method in class org.apache.hadoop.mapred.join.CompositeRecordReader
Implement Comparable contract (compare key of join or head of heap with that of another).
compareTo(ComposableRecordReader<K, ?>) - Method in class org.apache.hadoop.mapred.join.WrappedRecordReader
Implement Comparable contract (compare key at head of proxied RR with that of another).
compareTo(ID) - Method in class org.apache.hadoop.mapreduce.ID
Compare IDs by associated numbers
compareTo(ID) - Method in class org.apache.hadoop.mapreduce.JobID
Compare JobIds by first jtIdentifiers, then by job numbers
compareTo(ID) - Method in class org.apache.hadoop.mapreduce.TaskAttemptID
Compare TaskIds by first tipIds, then by task numbers.
compareTo(ID) - Method in class org.apache.hadoop.mapreduce.TaskID
Compare TaskInProgressIds by first jobIds, then by tip numbers.
completed(TaskAttemptID) - Method in class org.apache.hadoop.mapred.TaskInProgress
Indicate that one of the taskids in this TaskInProgress has successfully completed!
completedJobs() - Method in class org.apache.hadoop.mapred.JobTracker
 
completedTask(TaskInProgress, TaskStatus) - Method in class org.apache.hadoop.mapred.JobInProgress
A taskid assigned to this JobInProgress has reported in successfully.
ComposableInputFormat<K extends org.apache.hadoop.io.WritableComparable,V extends org.apache.hadoop.io.Writable> - Interface in org.apache.hadoop.mapred.join
Refinement of InputFormat requiring implementors to provide ComposableRecordReader instead of RecordReader.
ComposableRecordReader<K extends org.apache.hadoop.io.WritableComparable,V extends org.apache.hadoop.io.Writable> - Interface in org.apache.hadoop.mapred.join
Additional operations required of a RecordReader to participate in a join.
compose(Class<? extends InputFormat>, String) - Static method in class org.apache.hadoop.mapred.join.CompositeInputFormat
Convenience method for constructing composite formats.
compose(String, Class<? extends InputFormat>, String...) - Static method in class org.apache.hadoop.mapred.join.CompositeInputFormat
Convenience method for constructing composite formats.
compose(String, Class<? extends InputFormat>, Path...) - Static method in class org.apache.hadoop.mapred.join.CompositeInputFormat
Convenience method for constructing composite formats.
CompositeInputFormat<K extends org.apache.hadoop.io.WritableComparable> - Class in org.apache.hadoop.mapred.join
An InputFormat capable of performing joins over a set of data sources sorted and partitioned the same way.
CompositeInputFormat() - Constructor for class org.apache.hadoop.mapred.join.CompositeInputFormat
 
CompositeInputSplit - Class in org.apache.hadoop.mapred.join
This InputSplit contains a set of child InputSplits.
CompositeInputSplit() - Constructor for class org.apache.hadoop.mapred.join.CompositeInputSplit
 
CompositeInputSplit(int) - Constructor for class org.apache.hadoop.mapred.join.CompositeInputSplit
 
CompositeRecordReader<K extends org.apache.hadoop.io.WritableComparable,V extends org.apache.hadoop.io.Writable,X extends org.apache.hadoop.io.Writable> - Class in org.apache.hadoop.mapred.join
A RecordReader that can effect joins of RecordReaders sharing a common key type and partitioning.
CompositeRecordReader(int, int, Class<? extends WritableComparator>) - Constructor for class org.apache.hadoop.mapred.join.CompositeRecordReader
Create a RecordReader with capacity children to position id in the parent reader.
CompressedSplitLineReader - Class in org.apache.hadoop.mapreduce.lib.input
Line reader for compressed splits Reading records from a compressed split is tricky, as the LineRecordReader is using the reported compressed input stream position directly to determine when a split has ended.
CompressedSplitLineReader(SplitCompressionInputStream, Configuration, byte[]) - Constructor for class org.apache.hadoop.mapreduce.lib.input.CompressedSplitLineReader
 
COMPRESSION_SUFFIX - Static variable in class org.apache.hadoop.contrib.failmon.LocalStore
 
computeHash(byte[], SecretKey) - Static method in class org.apache.hadoop.mapreduce.security.token.JobTokenSecretManager
Compute the HMAC hash of the message using the key
computeSplitSize(long, long, long) - Method in class org.apache.hadoop.mapred.FileInputFormat
 
computeSplitSize(long, long, long) - Method in class org.apache.hadoop.mapreduce.lib.input.FileInputFormat
 
conf - Variable in class org.apache.hadoop.mapred.SequenceFileRecordReader
 
conf - Variable in class org.apache.hadoop.mapred.Task
 
conf - Variable in class org.apache.hadoop.mapreduce.lib.input.SequenceFileRecordReader
 
conf - Variable in class org.apache.hadoop.mapreduce.task.JobContextImpl
 
CONF_CONNECT_TIMEOUT_KEY - Static variable in class org.apache.hadoop.mapred.SshFenceByTcpPort
 
CONF_IDENTITIES_KEY - Static variable in class org.apache.hadoop.mapred.SshFenceByTcpPort
 
config_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
configure(JobConf) - Method in class org.apache.hadoop.contrib.index.example.IdentityLocalAnalysis
 
configure(JobConf) - Method in class org.apache.hadoop.contrib.index.example.LineDocLocalAnalysis
 
configure(JobConf) - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateCombiner
 
configure(JobConf) - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateMapper
 
configure(JobConf) - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdatePartitioner
 
configure(JobConf) - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateReducer
 
configure(IndexUpdateConfiguration) - Method in class org.apache.hadoop.contrib.index.mapred.IntermediateForm
Configure using an index update configuration.
configure(JobConf) - Method in class org.apache.hadoop.contrib.utils.join.DataJoinMapperBase
 
configure(JobConf) - Method in class org.apache.hadoop.contrib.utils.join.DataJoinReducerBase
 
configure(JobConf) - Method in class org.apache.hadoop.contrib.utils.join.JobBase
Initializes a new instance from a JobConf.
configure(JobConf) - Method in class org.apache.hadoop.examples.dancing.DistributedPentomino.PentMap
 
configure(JobConf) - Method in class org.apache.hadoop.examples.PiEstimator.PiReducer
Store job configuration.
configure(JobConf) - Method in class org.apache.hadoop.examples.SleepJob
 
configure(JobConf) - Method in interface org.apache.hadoop.mapred.JobConfigurable
Initializes a new instance from a JobConf.
configure(JobConf) - Method in class org.apache.hadoop.mapred.KeyValueTextInputFormat
 
configure(JobConf) - Method in class org.apache.hadoop.mapred.lib.aggregate.UserDefinedValueAggregatorDescriptor
Do nothing.
configure(JobConf) - Method in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorBaseDescriptor
get the input file name.
configure(JobConf) - Method in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorCombiner
Combiner does not need to configure.
configure(JobConf) - Method in interface org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorDescriptor
Configure the object
configure(JobConf) - Method in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorJobBase
 
configure(JobConf) - Method in class org.apache.hadoop.mapred.lib.BinaryPartitioner
 
configure(JobConf) - Method in class org.apache.hadoop.mapred.lib.ChainMapper
Configures the ChainMapper and all the Mappers in the chain.
configure(JobConf) - Method in class org.apache.hadoop.mapred.lib.ChainReducer
Configures the ChainReducer, the Reducer and all the Mappers in the chain.
configure(JobConf) - Method in class org.apache.hadoop.mapred.lib.db.DBInputFormat
Initializes a new instance from a JobConf.
configure(JobConf) - Method in class org.apache.hadoop.mapred.lib.DelegatingMapper
 
configure(JobConf) - Method in class org.apache.hadoop.mapred.lib.FieldSelectionMapReduce
 
configure(JobConf) - Method in class org.apache.hadoop.mapred.lib.HashPartitioner
 
configure(JobConf) - Method in class org.apache.hadoop.mapred.lib.KeyFieldBasedComparator
 
configure(JobConf) - Method in class org.apache.hadoop.mapred.lib.KeyFieldBasedPartitioner
 
configure(JobConf) - Method in class org.apache.hadoop.mapred.lib.MultithreadedMapRunner
 
configure(JobConf) - Method in class org.apache.hadoop.mapred.lib.NLineInputFormat
 
configure(JobConf) - Method in class org.apache.hadoop.mapred.lib.RegexMapper
 
configure(JobConf) - Method in class org.apache.hadoop.mapred.lib.TotalOrderPartitioner
Read in the partition file and build indexing data structures.
configure(JobConf) - Method in class org.apache.hadoop.mapred.MapReduceBase
Default implementation that does nothing.
configure(JobConf) - Method in class org.apache.hadoop.mapred.MapRunner
 
configure(JobConf) - Method in class org.apache.hadoop.mapred.TextInputFormat
 
configure(JobConf) - Method in class org.apache.hadoop.streaming.AutoInputFormat
 
configure(JobConf) - Method in class org.apache.hadoop.streaming.PipeMapper
 
configure(JobConf) - Method in class org.apache.hadoop.streaming.PipeMapRed
 
configure(JobConf) - Method in class org.apache.hadoop.streaming.PipeReducer
 
configureDB(JobConf, String, String, String, String) - Static method in class org.apache.hadoop.mapred.lib.db.DBConfiguration
Sets the DB access related fields in the JobConf.
configureDB(JobConf, String, String) - Static method in class org.apache.hadoop.mapred.lib.db.DBConfiguration
Sets the DB access related fields in the JobConf.
configureDB(Configuration, String, String, String, String) - Static method in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
Sets the DB access related fields in the Configuration.
configureDB(Configuration, String, String) - Static method in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
Sets the DB access related fields in the JobConf.
ConfiguredFailoverProxyProvider<T> - Class in org.apache.hadoop.mapred
A FailoverProxyProvider implementation which allows one to configure two URIs to connect to during fail-over.
ConfiguredFailoverProxyProvider(Configuration, String, Class<T>) - Constructor for class org.apache.hadoop.mapred.ConfiguredFailoverProxyProvider
 
constructQuery(String, String[]) - Method in class org.apache.hadoop.mapreduce.lib.db.DBOutputFormat
Constructs the query used as the prepared statement to insert data.
contentEquals(Counters.Counter) - Method in class org.apache.hadoop.mapred.Counters.Counter
Deprecated. 
context - Variable in class org.apache.hadoop.mapreduce.lib.input.CombineFileRecordReader
 
ContextFactory - Class in org.apache.hadoop.mapreduce
A factory to allow applications to deal with inconsistencies between MapReduce Context Objects API between hadoop-0.20 and later versions.
ContextFactory() - Constructor for class org.apache.hadoop.mapreduce.ContextFactory
 
Continuous - Class in org.apache.hadoop.contrib.failmon
This class runs FailMon in a continuous mode on the local node.
Continuous() - Constructor for class org.apache.hadoop.contrib.failmon.Continuous
 
ControlledJob - Class in org.apache.hadoop.mapreduce.lib.jobcontrol
This class encapsulates a MapReduce job and its dependency.
ControlledJob(Job, List<ControlledJob>) - Constructor for class org.apache.hadoop.mapreduce.lib.jobcontrol.ControlledJob
Construct a job.
ControlledJob(Configuration) - Constructor for class org.apache.hadoop.mapreduce.lib.jobcontrol.ControlledJob
Construct a job.
ControlledJob.State - Enum in org.apache.hadoop.mapreduce.lib.jobcontrol
 
copyToHDFS(String, String) - Static method in class org.apache.hadoop.contrib.failmon.LocalStore
Copy a local file to HDFS
countCounters() - Method in class org.apache.hadoop.mapreduce.counters.AbstractCounters
Returns the total number of counters, by summing the number of counters in each group.
Counter - Interface in org.apache.hadoop.mapreduce
A named counter that tracks the progress of a map/reduce job.
COUNTER_GROUP - Static variable in class org.apache.hadoop.mapred.SkipBadRecords
Special counters which are written by the application and are used by the framework for detecting bad records.
COUNTER_GROUP_NAME_MAX_DEFAULT - Static variable in interface org.apache.hadoop.mapreduce.MRJobConfig
 
COUNTER_GROUP_NAME_MAX_KEY - Static variable in interface org.apache.hadoop.mapreduce.MRJobConfig
 
COUNTER_GROUPS_MAX_DEFAULT - Static variable in interface org.apache.hadoop.mapreduce.MRJobConfig
 
COUNTER_GROUPS_MAX_KEY - Static variable in interface org.apache.hadoop.mapreduce.MRJobConfig
 
COUNTER_MAP_PROCESSED_RECORDS - Static variable in class org.apache.hadoop.mapred.SkipBadRecords
Number of processed map records.
COUNTER_NAME_MAX_DEFAULT - Static variable in interface org.apache.hadoop.mapreduce.MRJobConfig
 
COUNTER_NAME_MAX_KEY - Static variable in interface org.apache.hadoop.mapreduce.MRJobConfig
 
COUNTER_REDUCE_PROCESSED_GROUPS - Static variable in class org.apache.hadoop.mapred.SkipBadRecords
Number of processed reduce groups.
CounterGroup - Interface in org.apache.hadoop.mapreduce
A group of Counters that logically belong together.
CounterGroupBase<T extends Counter> - Interface in org.apache.hadoop.mapreduce.counters
The common counter group interface.
CounterGroupFactory<C extends Counter,G extends CounterGroupBase<C>> - Class in org.apache.hadoop.mapreduce.counters
An abstract class to provide common implementation of the group factory in both mapred and mapreduce packages.
CounterGroupFactory() - Constructor for class org.apache.hadoop.mapreduce.counters.CounterGroupFactory
 
CounterGroupFactory.FrameworkGroupFactory<F> - Interface in org.apache.hadoop.mapreduce.counters
 
Counters - Class in org.apache.hadoop.mapred
Deprecated.
Use Counters instead.
Counters() - Constructor for class org.apache.hadoop.mapred.Counters
Deprecated.
 
Counters(Counters) - Constructor for class org.apache.hadoop.mapred.Counters
Deprecated.
 
Counters - Class in org.apache.hadoop.mapreduce
Counters holds per job/task counters, defined either by the Map-Reduce framework or applications.
Counters() - Constructor for class org.apache.hadoop.mapreduce.Counters
Default constructor
Counters(AbstractCounters<C, G>) - Constructor for class org.apache.hadoop.mapreduce.Counters
Construct the Counters object from the another counters object
Counters.Counter - Class in org.apache.hadoop.mapred
Deprecated.
A counter record, comprising its name and value.
Counters.Counter() - Constructor for class org.apache.hadoop.mapred.Counters.Counter
Deprecated.
 
Counters.Group - Class in org.apache.hadoop.mapred
Deprecated.
Group of counters, comprising of counters from a particular counter Enum class.
COUNTERS_MAX_DEFAULT - Static variable in interface org.apache.hadoop.mapreduce.MRJobConfig
 
COUNTERS_MAX_KEY - Static variable in interface org.apache.hadoop.mapreduce.MRJobConfig
 
CountersStrings - Class in org.apache.hadoop.mapreduce.util
String conversion utilities for counters.
CountersStrings() - Constructor for class org.apache.hadoop.mapreduce.util.CountersStrings
 
countMapTasks() - Method in class org.apache.hadoop.mapred.TaskTrackerStatus
Get the number of running map tasks.
countOccupiedMapSlots() - Method in class org.apache.hadoop.mapred.TaskTrackerStatus
Get the number of occupied map slots.
countOccupiedReduceSlots() - Method in class org.apache.hadoop.mapred.TaskTrackerStatus
Get the number of occupied reduce slots.
countReduceTasks() - Method in class org.apache.hadoop.mapred.TaskTrackerStatus
Get the number of running reduce tasks.
CPUParser - Class in org.apache.hadoop.contrib.failmon
Objects of this class parse the /proc/cpuinfo file to gather information about present processors in the system.
CPUParser() - Constructor for class org.apache.hadoop.contrib.failmon.CPUParser
Constructs a CPUParser
create(JobConf, TaskAttemptID, Counters.Counter, Task.TaskReporter, OutputCommitter) - Static method in class org.apache.hadoop.mapred.Task.CombinerRunner
 
create(Configuration) - Static method in class org.apache.hadoop.mapred.tools.MRZKFailoverController
 
createAllSymlink(Configuration, File, File) - Static method in class org.apache.hadoop.filecache.DistributedCache
Deprecated.
Internal to MapReduce framework. Use DistributedCacheManager instead.
createAllSymlink(Configuration, File, File) - Static method in class org.apache.hadoop.filecache.TrackerDistributedCacheManager
This method create symlinks for all files in a given dir in another directory.
createDataJoinJob(String[]) - Static method in class org.apache.hadoop.contrib.utils.join.DataJoinJob
 
createDBRecordReader(DBInputFormat.DBInputSplit, Configuration) - Method in class org.apache.hadoop.mapreduce.lib.db.DataDrivenDBInputFormat
 
createDBRecordReader(DBInputFormat.DBInputSplit, Configuration) - Method in class org.apache.hadoop.mapreduce.lib.db.DBInputFormat
 
createDBRecordReader(DBInputFormat.DBInputSplit, Configuration) - Method in class org.apache.hadoop.mapreduce.lib.db.OracleDataDrivenDBInputFormat
 
createFileSplit(Path, long, long) - Static method in class org.apache.hadoop.mapred.lib.NLineInputFormat
NLineInputFormat uses LineRecordReader, which always reads (and consumes) at least one character out of its upper split boundary.
createFromConfiguration(Configuration, String, Class<X>) - Static method in class org.apache.hadoop.util.PluginDispatcher
Load a PluginDispatcher from the given Configuration.
createIdentifier() - Method in class org.apache.hadoop.mapreduce.security.token.delegation.DelegationTokenSecretManager
 
createIdentifier() - Method in class org.apache.hadoop.mapreduce.security.token.JobTokenSecretManager
Create an empty job token identifier
createInstance(String) - Static method in class org.apache.hadoop.mapred.lib.aggregate.UserDefinedValueAggregatorDescriptor
Create an instance of the given class
createInternalValue() - Method in class org.apache.hadoop.mapred.join.CompositeRecordReader
Create a value to be used internally for joins.
createJob(String[]) - Static method in class org.apache.hadoop.streaming.StreamJob
This method creates a streaming job from the given argument list.
createJobDirs() - Method in class org.apache.hadoop.mapred.JobLocalizer
Prepare the job directories for a given job.
createKey() - Method in class org.apache.hadoop.contrib.index.example.LineDocRecordReader
 
createKey() - Method in class org.apache.hadoop.mapred.join.CompositeRecordReader
Create a new key value common to all child RRs.
createKey() - Method in class org.apache.hadoop.mapred.join.WrappedRecordReader
Request new key from proxied RR.
createKey() - Method in class org.apache.hadoop.mapred.KeyValueLineRecordReader
 
createKey() - Method in class org.apache.hadoop.mapred.lib.CombineFileRecordReader
 
createKey() - Method in class org.apache.hadoop.mapred.lib.db.DBInputFormat.DBRecordReader
Create an object of the appropriate type to be used as a key.
createKey() - Method in class org.apache.hadoop.mapred.LineRecordReader
 
createKey() - Method in interface org.apache.hadoop.mapred.RecordReader
Create an object of the appropriate type to be used as a key.
createKey() - Method in class org.apache.hadoop.mapred.SequenceFileAsBinaryInputFormat.SequenceFileAsBinaryRecordReader
 
createKey() - Method in class org.apache.hadoop.mapred.SequenceFileAsTextRecordReader
 
createKey() - Method in class org.apache.hadoop.mapred.SequenceFileRecordReader
 
createKey() - Method in class org.apache.hadoop.streaming.StreamBaseRecordReader
 
createKVIterator() - Method in class org.apache.hadoop.mapred.ReduceTask.ReduceCopier
Create a RawKeyValueIterator from copied map outputs.
createKVIterator() - Method in interface org.apache.hadoop.mapred.ShuffleConsumerPlugin
To create a key-value iterator to read the merged output.
createLocalDirs() - Method in class org.apache.hadoop.mapred.JobLocalizer
 
createLogDir(TaskAttemptID, boolean) - Method in class org.apache.hadoop.mapred.DefaultTaskController
 
createLogDir(TaskAttemptID, boolean) - Method in class org.apache.hadoop.mapred.TaskController
Creates task log dir
createNonHAProxy(Configuration, InetSocketAddress, Class<T>, UserGroupInformation, boolean) - Static method in class org.apache.hadoop.mapred.JobTrackerProxies
 
createOutput(String) - Method in class org.apache.hadoop.contrib.index.lucene.FileSystemDirectory
 
createPassword(JobTokenIdentifier) - Method in class org.apache.hadoop.mapreduce.security.token.JobTokenSecretManager
Create a new password/secret for the given job token identifier.
createPool(JobConf, List<PathFilter>) - Method in class org.apache.hadoop.mapred.lib.CombineFileInputFormat
Create a new pool and add the filters to it.
createPool(JobConf, PathFilter...) - Method in class org.apache.hadoop.mapred.lib.CombineFileInputFormat
Create a new pool and add the filters to it.
createPool(List<PathFilter>) - Method in class org.apache.hadoop.mapreduce.lib.input.CombineFileInputFormat
Create a new pool and add the filters to it.
createPool(PathFilter...) - Method in class org.apache.hadoop.mapreduce.lib.input.CombineFileInputFormat
Create a new pool and add the filters to it.
createProxy(Configuration, String, Class<T>) - Static method in class org.apache.hadoop.mapred.JobTrackerProxies
 
createRecordReader(InputSplit, TaskAttemptContext) - Method in class org.apache.hadoop.examples.MultiFileWordCount.MyInputFormat
 
createRecordReader(InputSplit, TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.InputFormat
Create a record reader for a given split.
createRecordReader(InputSplit, TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.lib.db.DBInputFormat
Create a record reader for a given split.
createRecordReader(InputSplit, TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.lib.input.CombineFileInputFormat
This is not implemented yet.
createRecordReader(InputSplit, TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.lib.input.DelegatingInputFormat
 
createRecordReader(InputSplit, TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.lib.input.KeyValueTextInputFormat
 
createRecordReader(InputSplit, TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.lib.input.NLineInputFormat
 
createRecordReader(InputSplit, TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.lib.input.SequenceFileAsBinaryInputFormat
 
createRecordReader(InputSplit, TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.lib.input.SequenceFileAsTextInputFormat
 
createRecordReader(InputSplit, TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.lib.input.SequenceFileInputFilter
Create a record reader for the given split
createRecordReader(InputSplit, TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.lib.input.SequenceFileInputFormat
 
createRecordReader(InputSplit, TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.lib.input.TextInputFormat
 
createReduceContext(Reducer<INKEY, INVALUE, OUTKEY, OUTVALUE>, Configuration, TaskAttemptID, RawKeyValueIterator, Counter, Counter, RecordWriter<OUTKEY, OUTVALUE>, OutputCommitter, StatusReporter, RawComparator<INKEY>, Class<INKEY>, Class<INVALUE>) - Static method in class org.apache.hadoop.mapred.Task
 
createResetableIterator() - Method in class org.apache.hadoop.contrib.utils.join.DataJoinReducerBase
The subclass can provide a different implementation on ResetableIterator.
createRunner(TaskTracker, TaskTracker.TaskInProgress, TaskTracker.RunningJob) - Method in class org.apache.hadoop.mapred.MapTask
 
createRunner(TaskTracker, TaskTracker.TaskInProgress, TaskTracker.RunningJob) - Method in class org.apache.hadoop.mapred.ReduceTask
 
createRunner(TaskTracker, TaskTracker.TaskInProgress, TaskTracker.RunningJob) - Method in class org.apache.hadoop.mapred.Task
Return an approprate thread runner for this task.
createSecretKey(byte[]) - Static method in class org.apache.hadoop.mapreduce.security.token.JobTokenSecretManager
Convert the byte[] to a secret key
createSplitFiles(Path, Configuration, FileSystem, List<InputSplit>) - Static method in class org.apache.hadoop.mapreduce.split.JobSplitWriter
 
createSplitFiles(Path, Configuration, FileSystem, T[]) - Static method in class org.apache.hadoop.mapreduce.split.JobSplitWriter
 
createSplitFiles(Path, Configuration, FileSystem, InputSplit[]) - Static method in class org.apache.hadoop.mapreduce.split.JobSplitWriter
 
createSymlink(Configuration) - Static method in class org.apache.hadoop.filecache.DistributedCache
This method allows you to create symlinks in the current working directory of the task to all the cache files/archives.
createTaskAttemptLogDir(TaskAttemptID, boolean, String[]) - Static method in class org.apache.hadoop.mapred.TaskLog
Create log directory for the given attempt.
createUserDirs() - Method in class org.apache.hadoop.mapred.JobLocalizer
Initialize the local directories for a particular user on this TT.
createValue() - Method in class org.apache.hadoop.contrib.index.example.LineDocRecordReader
 
createValue() - Method in class org.apache.hadoop.mapred.join.JoinRecordReader
Create an object of the appropriate type to be used as a value.
createValue() - Method in class org.apache.hadoop.mapred.join.MultiFilterRecordReader
Create an object of the appropriate type to be used as a value.
createValue() - Method in class org.apache.hadoop.mapred.join.WrappedRecordReader
Request new value from proxied RR.
createValue() - Method in class org.apache.hadoop.mapred.KeyValueLineRecordReader
 
createValue() - Method in class org.apache.hadoop.mapred.lib.CombineFileRecordReader
 
createValue() - Method in class org.apache.hadoop.mapred.lib.db.DBInputFormat.DBRecordReader
Create an object of the appropriate type to be used as a value.
createValue() - Method in class org.apache.hadoop.mapred.LineRecordReader
 
createValue() - Method in interface org.apache.hadoop.mapred.RecordReader
Create an object of the appropriate type to be used as a value.
createValue() - Method in class org.apache.hadoop.mapred.SequenceFileAsBinaryInputFormat.SequenceFileAsBinaryRecordReader
 
createValue() - Method in class org.apache.hadoop.mapred.SequenceFileAsTextRecordReader
 
createValue() - Method in class org.apache.hadoop.mapred.SequenceFileRecordReader
 
createValue() - Method in class org.apache.hadoop.mapreduce.lib.db.DBRecordReader
Deprecated. 
createValue() - Method in class org.apache.hadoop.streaming.StreamBaseRecordReader
 
createValueAggregatorJob(String[]) - Static method in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorJob
Create an Aggregate based map/reduce job.
createValueAggregatorJob(String[], Class<?>) - Static method in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorJob
Create an Aggregate based map/reduce job.
createValueAggregatorJob(String[], Class<? extends ValueAggregatorDescriptor>[]) - Static method in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorJob
 
createValueAggregatorJob(String[], Class<? extends ValueAggregatorDescriptor>[], Class<?>) - Static method in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorJob
 
createValueAggregatorJobs(String[], Class<? extends ValueAggregatorDescriptor>[]) - Static method in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorJob
 
createValueAggregatorJobs(String[]) - Static method in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorJob
 
createWorkDir(JobConf) - Method in class org.apache.hadoop.mapred.JobLocalizer
 
credentials - Variable in class org.apache.hadoop.mapreduce.task.JobContextImpl
 
curReader - Variable in class org.apache.hadoop.mapred.lib.CombineFileRecordReader
 
curReader - Variable in class org.apache.hadoop.mapreduce.lib.input.CombineFileRecordReader
 

D

DancingLinks<ColumnName> - Class in org.apache.hadoop.examples.dancing
A generic solver for tile laying problems using Knuth's dancing link algorithm.
DancingLinks() - Constructor for class org.apache.hadoop.examples.dancing.DancingLinks
 
DancingLinks.SolutionAcceptor<ColumnName> - Interface in org.apache.hadoop.examples.dancing
Applications should implement this to receive the solutions to their problems.
DATA_FIELD_SEPERATOR - Static variable in class org.apache.hadoop.mapreduce.lib.fieldsel.FieldSelectionHelper
 
DataDrivenDBInputFormat<T extends DBWritable> - Class in org.apache.hadoop.mapreduce.lib.db
A InputFormat that reads input data from an SQL table.
DataDrivenDBInputFormat() - Constructor for class org.apache.hadoop.mapreduce.lib.db.DataDrivenDBInputFormat
 
DataDrivenDBInputFormat.DataDrivenDBInputSplit - Class in org.apache.hadoop.mapreduce.lib.db
A InputSplit that spans a set of rows
DataDrivenDBInputFormat.DataDrivenDBInputSplit() - Constructor for class org.apache.hadoop.mapreduce.lib.db.DataDrivenDBInputFormat.DataDrivenDBInputSplit
Default Constructor
DataDrivenDBInputFormat.DataDrivenDBInputSplit(String, String) - Constructor for class org.apache.hadoop.mapreduce.lib.db.DataDrivenDBInputFormat.DataDrivenDBInputSplit
Convenience Constructor
DataDrivenDBRecordReader<T extends DBWritable> - Class in org.apache.hadoop.mapreduce.lib.db
A RecordReader that reads records from a SQL table, using data-driven WHERE clause splits.
DataDrivenDBRecordReader(DBInputFormat.DBInputSplit, Class<T>, Configuration, Connection, DBConfiguration, String, String[], String, String) - Constructor for class org.apache.hadoop.mapreduce.lib.db.DataDrivenDBRecordReader
 
DataJoinJob - Class in org.apache.hadoop.contrib.utils.join
This class implements the main function for creating a map/reduce job to join data of different sources.
DataJoinJob() - Constructor for class org.apache.hadoop.contrib.utils.join.DataJoinJob
 
DataJoinMapperBase - Class in org.apache.hadoop.contrib.utils.join
This abstract class serves as the base class for the mapper class of a data join job.
DataJoinMapperBase() - Constructor for class org.apache.hadoop.contrib.utils.join.DataJoinMapperBase
 
DataJoinReducerBase - Class in org.apache.hadoop.contrib.utils.join
This abstract class serves as the base class for the reducer class of a data join job.
DataJoinReducerBase() - Constructor for class org.apache.hadoop.contrib.utils.join.DataJoinReducerBase
 
dataToTarget(byte[]) - Method in class org.apache.hadoop.mapred.tools.MRZKFailoverController
 
DateSplitter - Class in org.apache.hadoop.mapreduce.lib.db
Implement DBSplitter over date/time values.
DateSplitter() - Constructor for class org.apache.hadoop.mapreduce.lib.db.DateSplitter
 
dateToString(Date) - Method in class org.apache.hadoop.mapreduce.lib.db.DateSplitter
Given a Date 'd', format it as a string for use in a SQL date comparison operation.
dateToString(Date) - Method in class org.apache.hadoop.mapreduce.lib.db.OracleDateSplitter
 
DBConfiguration - Class in org.apache.hadoop.mapred.lib.db
 
DBConfiguration - Class in org.apache.hadoop.mapreduce.lib.db
A container for configuration property names for jobs with DB input/output.
DBConfiguration(Configuration) - Constructor for class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
 
DBCountPageView - Class in org.apache.hadoop.examples
This is a demonstrative program, which uses DBInputFormat for reading the input data from a database, and DBOutputFormat for writing the data to the database.
DBCountPageView() - Constructor for class org.apache.hadoop.examples.DBCountPageView
 
DBInputFormat<T extends DBWritable> - Class in org.apache.hadoop.mapred.lib.db
 
DBInputFormat() - Constructor for class org.apache.hadoop.mapred.lib.db.DBInputFormat
 
DBInputFormat<T extends DBWritable> - Class in org.apache.hadoop.mapreduce.lib.db
A InputFormat that reads input data from an SQL table.
DBInputFormat() - Constructor for class org.apache.hadoop.mapreduce.lib.db.DBInputFormat
 
DBInputFormat.DBInputSplit - Class in org.apache.hadoop.mapred.lib.db
A InputSplit that spans a set of rows
DBInputFormat.DBInputSplit() - Constructor for class org.apache.hadoop.mapred.lib.db.DBInputFormat.DBInputSplit
Default Constructor
DBInputFormat.DBInputSplit(long, long) - Constructor for class org.apache.hadoop.mapred.lib.db.DBInputFormat.DBInputSplit
Convenience Constructor
DBInputFormat.DBInputSplit - Class in org.apache.hadoop.mapreduce.lib.db
A InputSplit that spans a set of rows
DBInputFormat.DBInputSplit() - Constructor for class org.apache.hadoop.mapreduce.lib.db.DBInputFormat.DBInputSplit
Default Constructor
DBInputFormat.DBInputSplit(long, long) - Constructor for class org.apache.hadoop.mapreduce.lib.db.DBInputFormat.DBInputSplit
Convenience Constructor
DBInputFormat.DBRecordReader - Class in org.apache.hadoop.mapred.lib.db
A RecordReader that reads records from a SQL table.
DBInputFormat.DBRecordReader(DBInputFormat.DBInputSplit, Class<T>, JobConf, Connection, DBConfiguration, String, String[], String) - Constructor for class org.apache.hadoop.mapred.lib.db.DBInputFormat.DBRecordReader
 
DBInputFormat.NullDBWritable - Class in org.apache.hadoop.mapred.lib.db
A Class that does nothing, implementing DBWritable
DBInputFormat.NullDBWritable() - Constructor for class org.apache.hadoop.mapred.lib.db.DBInputFormat.NullDBWritable
 
DBInputFormat.NullDBWritable - Class in org.apache.hadoop.mapreduce.lib.db
A Class that does nothing, implementing DBWritable
DBInputFormat.NullDBWritable() - Constructor for class org.apache.hadoop.mapreduce.lib.db.DBInputFormat.NullDBWritable
 
DBOutputFormat<K extends DBWritable,V> - Class in org.apache.hadoop.mapred.lib.db
 
DBOutputFormat() - Constructor for class org.apache.hadoop.mapred.lib.db.DBOutputFormat
 
DBOutputFormat<K extends DBWritable,V> - Class in org.apache.hadoop.mapreduce.lib.db
A OutputFormat that sends the reduce output to a SQL table.
DBOutputFormat() - Constructor for class org.apache.hadoop.mapreduce.lib.db.DBOutputFormat
 
DBOutputFormat.DBRecordWriter - Class in org.apache.hadoop.mapred.lib.db
A RecordWriter that writes the reduce output to a SQL table
DBOutputFormat.DBRecordWriter(Connection, PreparedStatement) - Constructor for class org.apache.hadoop.mapred.lib.db.DBOutputFormat.DBRecordWriter
 
DBOutputFormat.DBRecordWriter - Class in org.apache.hadoop.mapreduce.lib.db
A RecordWriter that writes the reduce output to a SQL table
DBOutputFormat.DBRecordWriter() - Constructor for class org.apache.hadoop.mapreduce.lib.db.DBOutputFormat.DBRecordWriter
 
DBOutputFormat.DBRecordWriter(Connection, PreparedStatement) - Constructor for class org.apache.hadoop.mapreduce.lib.db.DBOutputFormat.DBRecordWriter
 
DBRecordReader<T extends DBWritable> - Class in org.apache.hadoop.mapreduce.lib.db
A RecordReader that reads records from a SQL table.
DBRecordReader(DBInputFormat.DBInputSplit, Class<T>, Configuration, Connection, DBConfiguration, String, String[], String) - Constructor for class org.apache.hadoop.mapreduce.lib.db.DBRecordReader
 
DBSplitter - Interface in org.apache.hadoop.mapreduce.lib.db
DBSplitter will generate DBInputSplits to use with DataDrivenDBInputFormat.
DBWritable - Interface in org.apache.hadoop.mapred.lib.db
 
DBWritable - Interface in org.apache.hadoop.mapreduce.lib.db
Objects that are read from/written to a database should implement DBWritable.
debug_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
decodeJobHistoryFileName(String) - Static method in class org.apache.hadoop.mapred.JobHistory.JobInfo
Helper function to decode the URL of the filename of the job-history log file.
DEFAULT_JOB_TOKEN_TRACKING_IDS_ENABLED - Static variable in interface org.apache.hadoop.mapreduce.MRJobConfig
 
DEFAULT_LOG_INTERVAL - Static variable in class org.apache.hadoop.contrib.failmon.Environment
 
DEFAULT_LOG_INTERVAL - Static variable in class org.apache.hadoop.contrib.failmon.Executor
 
DEFAULT_LOG_LEVEL - Static variable in class org.apache.hadoop.mapred.JobConf
Default logging level for map/reduce tasks.
DEFAULT_MAPRED_TASK_JAVA_OPTS - Static variable in class org.apache.hadoop.mapred.JobConf
 
DEFAULT_MR_COMBINE_RECORDS_BEFORE_PROGRESS - Static variable in class org.apache.hadoop.mapred.Task
 
DEFAULT_PATH - Static variable in class org.apache.hadoop.mapred.lib.TotalOrderPartitioner
 
DEFAULT_PATH - Static variable in class org.apache.hadoop.mapreduce.lib.partition.TotalOrderPartitioner
 
DEFAULT_POLL_INTERVAL - Static variable in class org.apache.hadoop.contrib.failmon.Environment
 
DEFAULT_POLL_INTERVAL - Static variable in class org.apache.hadoop.contrib.failmon.Executor
 
DEFAULT_PRECISION - Static variable in class org.apache.hadoop.examples.PiEstimator
 
DEFAULT_QUEUE_NAME - Static variable in class org.apache.hadoop.mapred.JobConf
Name of the queue to which jobs will be submitted, if no queue name is mentioned.
DEFAULT_SLEEPTIME_BEFORE_SIGKILL - Static variable in class org.apache.hadoop.util.ProcessTree
 
DefaultJobHistoryParser - Class in org.apache.hadoop.mapred
Default parser for job history files.
DefaultJobHistoryParser() - Constructor for class org.apache.hadoop.mapred.DefaultJobHistoryParser
 
DefaultTaskController - Class in org.apache.hadoop.mapred
The default implementation for controlling tasks.
DefaultTaskController() - Constructor for class org.apache.hadoop.mapred.DefaultTaskController
 
DelegatingInputFormat<K,V> - Class in org.apache.hadoop.mapred.lib
An InputFormat that delegates behaviour of paths to multiple other InputFormats.
DelegatingInputFormat() - Constructor for class org.apache.hadoop.mapred.lib.DelegatingInputFormat
 
DelegatingInputFormat<K,V> - Class in org.apache.hadoop.mapreduce.lib.input
An InputFormat that delegates behavior of paths to multiple other InputFormats.
DelegatingInputFormat() - Constructor for class org.apache.hadoop.mapreduce.lib.input.DelegatingInputFormat
 
DelegatingMapper<K1,V1,K2,V2> - Class in org.apache.hadoop.mapred.lib
An Mapper that delegates behaviour of paths to multiple other mappers.
DelegatingMapper() - Constructor for class org.apache.hadoop.mapred.lib.DelegatingMapper
 
DelegatingMapper<K1,V1,K2,V2> - Class in org.apache.hadoop.mapreduce.lib.input
An Mapper that delegates behavior of paths to multiple other mappers.
DelegatingMapper() - Constructor for class org.apache.hadoop.mapreduce.lib.input.DelegatingMapper
 
DelegatingRecordReader<K,V> - Class in org.apache.hadoop.mapreduce.lib.input
This is a delegating RecordReader, which delegates the functionality to the underlying record reader in TaggedInputSplit
DelegatingRecordReader(InputSplit, TaskAttemptContext) - Constructor for class org.apache.hadoop.mapreduce.lib.input.DelegatingRecordReader
Constructs the DelegatingRecordReader.
DELEGATION_KEY_UPDATE_INTERVAL_DEFAULT - Static variable in class org.apache.hadoop.mapred.JobTracker
 
DELEGATION_KEY_UPDATE_INTERVAL_KEY - Static variable in class org.apache.hadoop.mapred.JobTracker
 
DELEGATION_TOKEN_MAX_LIFETIME_DEFAULT - Static variable in class org.apache.hadoop.mapred.JobTracker
 
DELEGATION_TOKEN_MAX_LIFETIME_KEY - Static variable in class org.apache.hadoop.mapred.JobTracker
 
DELEGATION_TOKEN_RENEW_INTERVAL_DEFAULT - Static variable in class org.apache.hadoop.mapred.JobTracker
 
DELEGATION_TOKEN_RENEW_INTERVAL_KEY - Static variable in class org.apache.hadoop.mapred.JobTracker
 
DelegationTokenIdentifier - Class in org.apache.hadoop.mapreduce.security.token.delegation
A delegation token identifier that is specific to MapReduce.
DelegationTokenIdentifier() - Constructor for class org.apache.hadoop.mapreduce.security.token.delegation.DelegationTokenIdentifier
Create an empty delegation token identifier for reading into.
DelegationTokenIdentifier(Text, Text, Text) - Constructor for class org.apache.hadoop.mapreduce.security.token.delegation.DelegationTokenIdentifier
Create a new delegation token identifier
DelegationTokenRenewal - Class in org.apache.hadoop.mapreduce.security.token
 
DelegationTokenRenewal() - Constructor for class org.apache.hadoop.mapreduce.security.token.DelegationTokenRenewal
 
DelegationTokenSecretManager - Class in org.apache.hadoop.mapreduce.security.token.delegation
A MapReduce specific delegation token secret manager.
DelegationTokenSecretManager(long, long, long, long) - Constructor for class org.apache.hadoop.mapreduce.security.token.delegation.DelegationTokenSecretManager
Create a secret manager
DelegationTokenSelector - Class in org.apache.hadoop.mapreduce.security.token.delegation
A delegation token that is specialized for MapReduce
DelegationTokenSelector() - Constructor for class org.apache.hadoop.mapreduce.security.token.delegation.DelegationTokenSelector
 
DELETE - Static variable in class org.apache.hadoop.contrib.index.mapred.DocumentAndOp.Op
 
deleteAsUser(String, String) - Method in class org.apache.hadoop.mapred.DefaultTaskController
Delete the user's files under all of the task tracker root directories.
deleteAsUser(String, String) - Method in class org.apache.hadoop.mapred.TaskController
Delete the user's files under all of the task tracker root directories.
deleteCacheInfoUpdate(TrackerDistributedCacheManager.CacheStatus) - Method in class org.apache.hadoop.filecache.TrackerDistributedCacheManager.BaseDirManager
Decrement the size and sub directory count of the cache from baseDirSize and baseDirNumberSubDir.
deleteFile(String) - Method in class org.apache.hadoop.contrib.index.lucene.FileSystemDirectory
 
DeleteJobEvent - Class in org.apache.hadoop.mapreduce.server.tasktracker.userlogs
This is an UserLogEvent sent when job logs should be deleted.
DeleteJobEvent(JobID) - Constructor for class org.apache.hadoop.mapreduce.server.tasktracker.userlogs.DeleteJobEvent
Create the event to delete job log directory.
deleteJobLogs(JobID) - Method in class org.apache.hadoop.mapred.UserLogCleaner
 
deleteLocalFiles() - Method in class org.apache.hadoop.mapred.JobConf
Deprecated.
deleteLocalFiles(String) - Method in class org.apache.hadoop.mapred.JobConf
 
deleteLogAsUser(String, String) - Method in class org.apache.hadoop.mapred.DefaultTaskController
Delete the user's files under the userlogs directory.
deleteLogAsUser(String, String) - Method in class org.apache.hadoop.mapred.TaskController
Delete the user's files under the userlogs directory.
deletePath() - Method in class org.apache.hadoop.mapred.CleanupQueue.PathDeletionContext
Deletes the path (and its subdirectories recursively)
deletePath() - Method in class org.apache.hadoop.mapred.TaskController.DeletionContext
 
deleteTermIterator() - Method in class org.apache.hadoop.contrib.index.mapred.IntermediateForm
Get an iterator for the delete terms in the intermediate form.
DEPENDENT_FAILED - Static variable in class org.apache.hadoop.mapred.jobcontrol.Job
Deprecated.
 
desiredMaps() - Method in class org.apache.hadoop.mapred.JobInProgress
 
desiredReduces() - Method in class org.apache.hadoop.mapred.JobInProgress
 
desiredTasks() - Method in class org.apache.hadoop.mapred.JobInProgress
Return total number of map and reduce tasks desired by the job.
destroy() - Method in interface org.apache.hadoop.mapred.ShuffleProviderPlugin
close and cleanup any resource, including threads and disk space.
destroy() - Method in class org.apache.hadoop.mapred.TaskTracker.DefaultShuffleProvider
 
destroy(String, long, boolean, boolean) - Static method in class org.apache.hadoop.util.ProcessTree
Destroy the process-tree.
destroy() - Method in class org.apache.hadoop.util.ProcfsBasedProcessTree
Destroy the process-tree.
destroy(boolean) - Method in class org.apache.hadoop.util.ProcfsBasedProcessTree
Destroy the process-tree.
destroyProcess(String, long, boolean) - Static method in class org.apache.hadoop.util.ProcessTree
Destroy the process.
destroyProcessGroup(String, long, boolean) - Static method in class org.apache.hadoop.util.ProcessTree
Destroy the process group.
detailedUsage_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
determineTimestampsAndCacheVisibilities(Configuration) - Static method in class org.apache.hadoop.filecache.TrackerDistributedCacheManager
Determines timestamps of files to be cached, and stores those in the configuration.
dfmt(double) - Static method in class org.apache.hadoop.streaming.StreamUtil
 
DISABLED_MEMORY_LIMIT - Static variable in class org.apache.hadoop.mapred.JobConf
A value which if set for memory related configuration options, indicates that the options are turned off.
discard() - Method in class org.apache.hadoop.mapred.ReduceTask.ReduceCopier.MapOutput
 
dispatchCall(SingleArgumentRunnable<T>) - Method in class org.apache.hadoop.util.PluginDispatcher
Dispatch a call to all active plugins.
dispatchStart(Object) - Method in class org.apache.hadoop.util.PluginDispatcher
Dispatches the start(...) hook common to all ServicePlugins.
dispatchStop() - Method in class org.apache.hadoop.util.PluginDispatcher
Convenience function for dispatching the stop() hook common to all ServicePlugins.
displayTasks(JobID, String, String) - Method in class org.apache.hadoop.mapred.JobClient
Display the information about a job's tasks, of a particular type and in a particular state
DistributedCache - Class in org.apache.hadoop.filecache
Distribute application-specific large, read-only files efficiently.
DistributedCache() - Constructor for class org.apache.hadoop.filecache.DistributedCache
 
DistributedPentomino - Class in org.apache.hadoop.examples.dancing
Launch a distributed pentomino solver.
DistributedPentomino() - Constructor for class org.apache.hadoop.examples.dancing.DistributedPentomino
 
DistributedPentomino.PentMap - Class in org.apache.hadoop.examples.dancing
Each map takes a line, which represents a prefix move and finds all of the solutions that start with that prefix.
DistributedPentomino.PentMap() - Constructor for class org.apache.hadoop.examples.dancing.DistributedPentomino.PentMap
 
doCommit(TaskAttemptID) - Method in class org.apache.hadoop.mapred.TaskInProgress
Commit this task attempt for the tip.
DocumentAndOp - Class in org.apache.hadoop.contrib.index.mapred
This class represents an indexing operation.
DocumentAndOp() - Constructor for class org.apache.hadoop.contrib.index.mapred.DocumentAndOp
Constructor for no operation.
DocumentAndOp(DocumentAndOp.Op, Document) - Constructor for class org.apache.hadoop.contrib.index.mapred.DocumentAndOp
Constructor for an insert operation.
DocumentAndOp(DocumentAndOp.Op, Term) - Constructor for class org.apache.hadoop.contrib.index.mapred.DocumentAndOp
Constructor for a delete operation.
DocumentAndOp(DocumentAndOp.Op, Document, Term) - Constructor for class org.apache.hadoop.contrib.index.mapred.DocumentAndOp
Constructor for an insert, a delete or an update operation.
DocumentAndOp.Op - Class in org.apache.hadoop.contrib.index.mapred
This class represents the type of an operation - an insert, a delete or an update.
DocumentID - Class in org.apache.hadoop.contrib.index.mapred
The class represents a document id, which is of type text.
DocumentID() - Constructor for class org.apache.hadoop.contrib.index.mapred.DocumentID
Constructor.
doGet(HttpServletRequest, HttpServletResponse) - Method in class org.apache.hadoop.mapred.JobTrackerHAHttpRedirector.RedirectorServlet
 
doGet(HttpServletRequest, HttpServletResponse) - Method in class org.apache.hadoop.mapred.TaskGraphServlet
 
doGet(HttpServletRequest, HttpServletResponse) - Method in class org.apache.hadoop.mapred.TaskLogServlet
Get the logs via http.
doGet(HttpServletRequest, HttpServletResponse) - Method in class org.apache.hadoop.mapred.TaskTracker.MapOutputServlet
 
DONE - Static variable in class org.apache.hadoop.mapred.JobHistory
 
done(TaskUmbilicalProtocol, Task.TaskReporter) - Method in class org.apache.hadoop.mapred.Task
 
done(TaskAttemptID, JvmContext) - Method in class org.apache.hadoop.mapred.TaskTracker
The task is done.
done(TaskAttemptID, JvmContext) - Method in interface org.apache.hadoop.mapred.TaskUmbilicalProtocol
Report that the task is successfully completed.
DONEDIR_FS - Static variable in class org.apache.hadoop.mapred.JobHistory
 
DOUBLE_VALUE_SUM - Static variable in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorBaseDescriptor
 
DoubleValueSum - Class in org.apache.hadoop.mapred.lib.aggregate
This class implements a value aggregator that sums up a sequence of double values.
DoubleValueSum() - Constructor for class org.apache.hadoop.mapred.lib.aggregate.DoubleValueSum
The default constructor
doUpdates(MetricsContext) - Method in class org.apache.hadoop.mapred.ReduceTask.ReduceCopier.ShuffleClientMetrics
 
downgrade(JobID) - Static method in class org.apache.hadoop.mapred.JobID
Downgrade a new JobID to an old one
downgrade(TaskAttemptID) - Static method in class org.apache.hadoop.mapred.TaskAttemptID
Downgrade a new TaskAttemptID to an old one
downgrade(TaskID) - Static method in class org.apache.hadoop.mapred.TaskID
Downgrade a new TaskID to an old one
downloadCacheObject(Configuration, URI, Path, long, boolean, FsPermission) - Static method in class org.apache.hadoop.filecache.TrackerDistributedCacheManager
Download a given path to the local file system.
downloadPrivateCache(Configuration) - Static method in class org.apache.hadoop.mapred.JobLocalizer
Download the parts of the distributed cache that are private.
DRIVER_CLASS_PROPERTY - Static variable in class org.apache.hadoop.mapred.lib.db.DBConfiguration
The JDBC Driver class name
DRIVER_CLASS_PROPERTY - Static variable in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
The JDBC Driver class name
DumpTypedBytes - Class in org.apache.hadoop.streaming
Utility program that fetches all files that match a given pattern and dumps their content to stdout as typed bytes.
DumpTypedBytes(Configuration) - Constructor for class org.apache.hadoop.streaming.DumpTypedBytes
 
DumpTypedBytes() - Constructor for class org.apache.hadoop.streaming.DumpTypedBytes
 

E

emit(TupleWritable) - Method in class org.apache.hadoop.mapred.join.MultiFilterRecordReader
For each tuple emitted, return a value (typically one of the values in the tuple).
emit(TupleWritable) - Method in class org.apache.hadoop.mapred.join.OverrideRecordReader
Emit the value with the highest position in the tuple.
EMPTY_ARRAY - Static variable in class org.apache.hadoop.mapred.TaskCompletionEvent
 
EMPTY_TASK_SPLIT - Static variable in class org.apache.hadoop.mapreduce.split.JobSplit
 
emptyText - Static variable in class org.apache.hadoop.mapreduce.lib.fieldsel.FieldSelectionHelper
 
encodeJobHistoryFileName(String) - Static method in class org.apache.hadoop.mapred.JobHistory.JobInfo
Helper function to encode the URL of the filename of the job-history log file.
encodeJobHistoryFilePath(String) - Static method in class org.apache.hadoop.mapred.JobHistory.JobInfo
Helper function to encode the URL of the path of the job-history log file.
endMap(String) - Method in class org.apache.hadoop.typedbytes.TypedBytesRecordInput
 
endMap(TreeMap, String) - Method in class org.apache.hadoop.typedbytes.TypedBytesRecordOutput
 
endRecord(String) - Method in class org.apache.hadoop.typedbytes.TypedBytesRecordInput
 
endRecord(Record, String) - Method in class org.apache.hadoop.typedbytes.TypedBytesRecordOutput
 
endVector(String) - Method in class org.apache.hadoop.typedbytes.TypedBytesRecordInput
 
endVector(ArrayList, String) - Method in class org.apache.hadoop.typedbytes.TypedBytesRecordOutput
 
env_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
Environment - Class in org.apache.hadoop.contrib.failmon
This class provides various methods for interaction with the configuration and the operating system environment.
Environment() - Constructor for class org.apache.hadoop.contrib.failmon.Environment
 
Environment - Class in org.apache.hadoop.streaming
This is a class used to get the current environment on the host machines running the map/reduce.
Environment() - Constructor for class org.apache.hadoop.streaming.Environment
 
equals(Object) - Method in class org.apache.hadoop.contrib.index.mapred.Shard
 
equals(Object) - Method in class org.apache.hadoop.examples.MultiFileWordCount.WordOffset
 
equals(Object) - Method in class org.apache.hadoop.examples.SecondarySort.IntPair
 
equals(Object) - Method in class org.apache.hadoop.mapred.Counters.Counter
Deprecated.
 
equals(Object) - Method in class org.apache.hadoop.mapred.Counters.Group
Deprecated.
 
equals(Object) - Method in class org.apache.hadoop.mapred.join.TupleWritable
equals(Object) - Method in class org.apache.hadoop.mapred.join.WrappedRecordReader
Return true iff compareTo(other) retn true.
equals(Object) - Method in class org.apache.hadoop.mapred.TaskCompletionEvent
 
equals(Object) - Method in class org.apache.hadoop.mapred.TaskReport
 
equals(Object) - Method in class org.apache.hadoop.mapreduce.counters.AbstractCounter
 
equals(Object) - Method in class org.apache.hadoop.mapreduce.counters.AbstractCounterGroup
 
equals(Object) - Method in class org.apache.hadoop.mapreduce.counters.AbstractCounters
 
equals(Object) - Method in class org.apache.hadoop.mapreduce.counters.FileSystemCounterGroup
 
equals(Object) - Method in class org.apache.hadoop.mapreduce.counters.FrameworkCounterGroup
 
equals(Object) - Method in class org.apache.hadoop.mapreduce.ID
 
equals(Object) - Method in class org.apache.hadoop.mapreduce.JobID
 
equals(Object) - Method in class org.apache.hadoop.mapreduce.TaskAttemptID
 
equals(Object) - Method in class org.apache.hadoop.mapreduce.TaskID
 
estimate(int, long, JobConf) - Static method in class org.apache.hadoop.examples.PiEstimator
Run a map/reduce job for estimating Pi.
EventRecord - Class in org.apache.hadoop.contrib.failmon
Objects of this class represent metrics collected for a specific hardware source.
EventRecord(String, Object[], Calendar, String, String, String, String) - Constructor for class org.apache.hadoop.contrib.failmon.EventRecord
Create the EventRecord given the most common properties among different metric types.
EventRecord() - Constructor for class org.apache.hadoop.contrib.failmon.EventRecord
Create the EventRecord with no fields other than "invalid" as the hostname.
ExampleDriver - Class in org.apache.hadoop.examples
A description of an example program based on its class and a human-readable description.
ExampleDriver() - Constructor for class org.apache.hadoop.examples.ExampleDriver
 
executeQuery(String) - Method in class org.apache.hadoop.mapreduce.lib.db.DBRecordReader
 
executeQuery(String) - Method in class org.apache.hadoop.mapreduce.lib.db.MySQLDataDrivenDBRecordReader
 
executeQuery(String) - Method in class org.apache.hadoop.mapreduce.lib.db.MySQLDBRecordReader
 
Executor - Class in org.apache.hadoop.contrib.failmon
This class executes monitoring jobs on all nodes of the cluster, on which we intend to gather failure metrics.
Executor(Configuration) - Constructor for class org.apache.hadoop.contrib.failmon.Executor
Create an instance of the class and read the configuration file to determine the set of jobs that will be run and the maximum interval for which the thread can sleep before it wakes up to execute a monitoring job on the node.
exitTaskTracker(Throwable) - Method in class org.apache.hadoop.filecache.TrackerDistributedCacheManager.CleanupThread
Exit the task tracker because of a fatal error.
exitUsage(boolean) - Method in class org.apache.hadoop.streaming.StreamJob
 
extractOutputKeyValue(String, String, String, List<Integer>, List<Integer>, int, boolean, boolean) - Method in class org.apache.hadoop.mapreduce.lib.fieldsel.FieldSelectionHelper
 

F

fail() - Method in class org.apache.hadoop.mapred.ReduceTask.ReduceCopier.MapOutputCopier
Fail the current file that we are fetching
fail(String) - Method in class org.apache.hadoop.streaming.StreamJob
 
FAILED - Static variable in class org.apache.hadoop.mapred.jobcontrol.Job
Deprecated.
 
FAILED - Static variable in class org.apache.hadoop.mapred.JobStatus
 
failedFetch() - Method in class org.apache.hadoop.mapred.ReduceTask.ReduceCopier.ShuffleClientMetrics
 
failedJobs() - Method in class org.apache.hadoop.mapred.JobTracker
 
failedTask(TaskInProgress, TaskAttemptID, String, TaskStatus.Phase, TaskStatus.State, String) - Method in class org.apache.hadoop.mapred.JobInProgress
Fail a task with a given reason, but without a status object.
failJob(JobInProgress) - Method in class org.apache.hadoop.mapred.JobTracker
Fail a job and inform the listeners.
failTask(TaskAttemptID) - Method in class org.apache.hadoop.mapreduce.Job
Fail indicated task attempt.
fatalError(TaskAttemptID, String, JvmContext) - Method in class org.apache.hadoop.mapred.TaskTracker
A child task had a fatal error.
fatalError(TaskAttemptID, String, JvmContext) - Method in interface org.apache.hadoop.mapred.TaskUmbilicalProtocol
Report that the task encounted a fatal error.
fetchOutputs() - Method in class org.apache.hadoop.mapred.ReduceTask.ReduceCopier
 
fetchOutputs() - Method in interface org.apache.hadoop.mapred.ShuffleConsumerPlugin
To fetch the map outputs.
FIELD_SEPARATOR - Static variable in class org.apache.hadoop.contrib.failmon.LocalStore
 
FieldSelectionHelper - Class in org.apache.hadoop.mapreduce.lib.fieldsel
This class implements a mapper/reducer class that can be used to perform field selections in a manner similar to unix cut.
FieldSelectionHelper() - Constructor for class org.apache.hadoop.mapreduce.lib.fieldsel.FieldSelectionHelper
 
FieldSelectionHelper(Text, Text) - Constructor for class org.apache.hadoop.mapreduce.lib.fieldsel.FieldSelectionHelper
 
FieldSelectionMapper<K,V> - Class in org.apache.hadoop.mapreduce.lib.fieldsel
This class implements a mapper class that can be used to perform field selections in a manner similar to unix cut.
FieldSelectionMapper() - Constructor for class org.apache.hadoop.mapreduce.lib.fieldsel.FieldSelectionMapper
 
FieldSelectionMapReduce<K,V> - Class in org.apache.hadoop.mapred.lib
This class implements a mapper/reducer class that can be used to perform field selections in a manner similar to unix cut.
FieldSelectionMapReduce() - Constructor for class org.apache.hadoop.mapred.lib.FieldSelectionMapReduce
 
FieldSelectionReducer<K,V> - Class in org.apache.hadoop.mapreduce.lib.fieldsel
This class implements a reducer class that can be used to perform field selections in a manner similar to unix cut.
FieldSelectionReducer() - Constructor for class org.apache.hadoop.mapreduce.lib.fieldsel.FieldSelectionReducer
 
FileAlreadyExistsException - Exception in org.apache.hadoop.mapred
Used when target file already exists for any operation and is not configured to be overwritten.
FileAlreadyExistsException() - Constructor for exception org.apache.hadoop.mapred.FileAlreadyExistsException
 
FileAlreadyExistsException(String) - Constructor for exception org.apache.hadoop.mapred.FileAlreadyExistsException
 
fileExists(String) - Method in class org.apache.hadoop.contrib.index.lucene.FileSystemDirectory
 
fileExtension(String) - Method in class org.apache.hadoop.streaming.JarBuilder
 
FileInputFormat<K,V> - Class in org.apache.hadoop.mapred
A base class for file-based InputFormat.
FileInputFormat() - Constructor for class org.apache.hadoop.mapred.FileInputFormat
 
FileInputFormat<K,V> - Class in org.apache.hadoop.mapreduce.lib.input
A base class for file-based InputFormats.
FileInputFormat() - Constructor for class org.apache.hadoop.mapreduce.lib.input.FileInputFormat
 
FileInputFormatCounter - Enum in org.apache.hadoop.mapreduce.lib.input
 
fileLength(String) - Method in class org.apache.hadoop.contrib.index.lucene.FileSystemDirectory
 
fileModified(String) - Method in class org.apache.hadoop.contrib.index.lucene.FileSystemDirectory
 
FileOutputCommitter - Class in org.apache.hadoop.mapred
An OutputCommitter that commits files specified in job output directory i.e.
FileOutputCommitter() - Constructor for class org.apache.hadoop.mapred.FileOutputCommitter
 
FileOutputCommitter - Class in org.apache.hadoop.mapreduce.lib.output
An OutputCommitter that commits files specified in job output directory i.e.
FileOutputCommitter(Path, TaskAttemptContext) - Constructor for class org.apache.hadoop.mapreduce.lib.output.FileOutputCommitter
Create a file output committer
FileOutputFormat<K,V> - Class in org.apache.hadoop.mapred
A base class for OutputFormat.
FileOutputFormat() - Constructor for class org.apache.hadoop.mapred.FileOutputFormat
 
FileOutputFormat<K,V> - Class in org.apache.hadoop.mapreduce.lib.output
A base class for OutputFormats that read from FileSystems.
FileOutputFormat() - Constructor for class org.apache.hadoop.mapreduce.lib.output.FileOutputFormat
 
FileOutputFormatCounter - Enum in org.apache.hadoop.mapreduce.lib.output
 
FileSplit - Class in org.apache.hadoop.mapred
A section of an input file.
FileSplit(Path, long, long, JobConf) - Constructor for class org.apache.hadoop.mapred.FileSplit
Deprecated. 
FileSplit(Path, long, long, String[]) - Constructor for class org.apache.hadoop.mapred.FileSplit
Constructs a split with host information
FileSplit - Class in org.apache.hadoop.mapreduce.lib.input
A section of an input file.
FileSplit(Path, long, long, String[]) - Constructor for class org.apache.hadoop.mapreduce.lib.input.FileSplit
Constructs a split with host information
FILESYSTEM_COUNTER_GROUP - Static variable in class org.apache.hadoop.mapred.Task
Name of the FileSystem counters' group
FileSystemCounter - Enum in org.apache.hadoop.mapreduce
 
FileSystemCounterGroup<C extends Counter> - Class in org.apache.hadoop.mapreduce.counters
An abstract class to provide common implementation of the filesystem counter group in both mapred and mapreduce packages.
FileSystemCounterGroup() - Constructor for class org.apache.hadoop.mapreduce.counters.FileSystemCounterGroup
 
FileSystemCounterGroup.FSCounter - Class in org.apache.hadoop.mapreduce.counters
 
FileSystemCounterGroup.FSCounter(String, FileSystemCounter) - Constructor for class org.apache.hadoop.mapreduce.counters.FileSystemCounterGroup.FSCounter
 
FileSystemDirectory - Class in org.apache.hadoop.contrib.index.lucene
This class implements a Lucene Directory on top of a general FileSystem.
FileSystemDirectory(FileSystem, Path, boolean, Configuration) - Constructor for class org.apache.hadoop.contrib.index.lucene.FileSystemDirectory
Constructor
fileURIs - Variable in class org.apache.hadoop.streaming.StreamJob
 
fillBuffer(InputStream, byte[], boolean) - Method in class org.apache.hadoop.mapreduce.lib.input.CompressedSplitLineReader
 
fillBuffer(InputStream, byte[], boolean) - Method in class org.apache.hadoop.mapreduce.lib.input.UncompressedSplitLineReader
 
fillJoinCollector(K) - Method in class org.apache.hadoop.mapred.join.CompositeRecordReader
For all child RRs offering the key provided, obtain an iterator at that position in the JoinCollector.
fillJoinCollector(K) - Method in class org.apache.hadoop.mapred.join.OverrideRecordReader
Instead of filling the JoinCollector with iterators from all data sources, fill only the rightmost for this key.
FILTER_CLASS - Static variable in class org.apache.hadoop.mapreduce.lib.input.SequenceFileInputFilter
 
FILTER_FREQUENCY - Static variable in class org.apache.hadoop.mapreduce.lib.input.SequenceFileInputFilter
 
FILTER_REGEX - Static variable in class org.apache.hadoop.mapreduce.lib.input.SequenceFileInputFilter
 
filterCounterName(String) - Static method in class org.apache.hadoop.mapreduce.counters.Limits
 
filterGroupName(String) - Static method in class org.apache.hadoop.mapreduce.counters.Limits
 
filterName(String, int) - Static method in class org.apache.hadoop.mapreduce.counters.Limits
 
FilterOutputFormat<K,V> - Class in org.apache.hadoop.mapreduce.lib.output
FilterOutputFormat is a convenience class that wraps OutputFormat.
FilterOutputFormat() - Constructor for class org.apache.hadoop.mapreduce.lib.output.FilterOutputFormat
 
FilterOutputFormat(OutputFormat<K, V>) - Constructor for class org.apache.hadoop.mapreduce.lib.output.FilterOutputFormat
Create a FilterOutputFormat based on the underlying output format.
FilterOutputFormat.FilterRecordWriter<K,V> - Class in org.apache.hadoop.mapreduce.lib.output
FilterRecordWriter is a convenience wrapper class that extends the RecordWriter.
FilterOutputFormat.FilterRecordWriter() - Constructor for class org.apache.hadoop.mapreduce.lib.output.FilterOutputFormat.FilterRecordWriter
 
FilterOutputFormat.FilterRecordWriter(RecordWriter<K, V>) - Constructor for class org.apache.hadoop.mapreduce.lib.output.FilterOutputFormat.FilterRecordWriter
 
findAll(String, String, int, String) - Method in class org.apache.hadoop.contrib.failmon.ShellParser
Finds all occurences of a pattern in a piece of text and returns the matching groups.
findByte(byte[], int, int, byte) - Static method in class org.apache.hadoop.streaming.UTF8ByteArrayUtils
Deprecated.
use UTF8ByteArrayUtils.findByte(byte[], int, int, byte)
findBytes(byte[], int, int, byte[]) - Static method in class org.apache.hadoop.streaming.UTF8ByteArrayUtils
Deprecated.
use UTF8ByteArrayUtils.findBytes(byte[], int, int, byte[])
findCounter(String, String) - Method in class org.apache.hadoop.mapred.Counters
Deprecated.
 
findCounter(String, int, String) - Method in class org.apache.hadoop.mapred.Counters
Deprecated.
findCounter(String, String) - Method in class org.apache.hadoop.mapred.Counters.Group
Deprecated.
 
findCounter(String, boolean) - Method in class org.apache.hadoop.mapred.Counters.Group
Deprecated.
 
findCounter(String) - Method in class org.apache.hadoop.mapred.Counters.Group
Deprecated.
 
findCounter(String, String) - Method in class org.apache.hadoop.mapreduce.counters.AbstractCounterGroup
 
findCounter(String, boolean) - Method in class org.apache.hadoop.mapreduce.counters.AbstractCounterGroup
 
findCounter(String) - Method in class org.apache.hadoop.mapreduce.counters.AbstractCounterGroup
 
findCounter(String, String) - Method in class org.apache.hadoop.mapreduce.counters.AbstractCounters
Find a counter, create one if necessary
findCounter(Enum<?>) - Method in class org.apache.hadoop.mapreduce.counters.AbstractCounters
Find the counter for the given enum.
findCounter(String, FileSystemCounter) - Method in class org.apache.hadoop.mapreduce.counters.AbstractCounters
Find the file system counter for the given scheme and enum.
findCounter(String, String) - Method in interface org.apache.hadoop.mapreduce.counters.CounterGroupBase
Find a counter in the group.
findCounter(String, boolean) - Method in interface org.apache.hadoop.mapreduce.counters.CounterGroupBase
Find a counter in the group
findCounter(String) - Method in interface org.apache.hadoop.mapreduce.counters.CounterGroupBase
Find a counter in the group.
findCounter(String, String) - Method in class org.apache.hadoop.mapreduce.counters.FileSystemCounterGroup
 
findCounter(String, boolean) - Method in class org.apache.hadoop.mapreduce.counters.FileSystemCounterGroup
 
findCounter(String) - Method in class org.apache.hadoop.mapreduce.counters.FileSystemCounterGroup
 
findCounter(String, FileSystemCounter) - Method in class org.apache.hadoop.mapreduce.counters.FileSystemCounterGroup
 
findCounter(String, String) - Method in class org.apache.hadoop.mapreduce.counters.FrameworkCounterGroup
 
findCounter(String, boolean) - Method in class org.apache.hadoop.mapreduce.counters.FrameworkCounterGroup
 
findCounter(String) - Method in class org.apache.hadoop.mapreduce.counters.FrameworkCounterGroup
 
findCredentials() - Method in class org.apache.hadoop.mapred.JobLocalizer
 
findFinishedMap(int) - Method in class org.apache.hadoop.mapred.JobInProgress
Find the details of someplace where a map has finished
findInClasspath(String) - Static method in class org.apache.hadoop.streaming.StreamUtil
 
findInClasspath(String, ClassLoader) - Static method in class org.apache.hadoop.streaming.StreamUtil
 
findNthByte(byte[], int, int, byte, int) - Static method in class org.apache.hadoop.streaming.UTF8ByteArrayUtils
Deprecated.
use UTF8ByteArrayUtils.findNthByte(byte[], int, int, byte, int)
findNthByte(byte[], byte, int) - Static method in class org.apache.hadoop.streaming.UTF8ByteArrayUtils
Deprecated.
use UTF8ByteArrayUtils.findNthByte(byte[], byte, int)
findPattern(String, String, int) - Method in class org.apache.hadoop.contrib.failmon.ShellParser
Find the first occurence ofa pattern in a piece of text and return a specific group.
findSeparator(byte[], int, int, byte) - Static method in class org.apache.hadoop.mapred.KeyValueLineRecordReader
 
findSeparator(byte[], int, int, byte) - Static method in class org.apache.hadoop.mapreduce.lib.input.KeyValueLineRecordReader
 
findSpeculativeTask(Collection<TaskInProgress>, TaskTrackerStatus, double, long, boolean) - Method in class org.apache.hadoop.mapred.JobInProgress
Find a speculative task
findTab(byte[], int, int) - Static method in class org.apache.hadoop.streaming.StreamKeyValUtil
Find the first occured tab in a UTF-8 encoded string
findTab(byte[]) - Static method in class org.apache.hadoop.streaming.StreamKeyValUtil
Find the first occured tab in a UTF-8 encoded string
findTab(byte[], int, int) - Static method in class org.apache.hadoop.streaming.UTF8ByteArrayUtils
findTab(byte[]) - Static method in class org.apache.hadoop.streaming.UTF8ByteArrayUtils
finishedMaps() - Method in class org.apache.hadoop.mapred.JobInProgress
 
finishedReduces() - Method in class org.apache.hadoop.mapred.JobInProgress
 
FloatSplitter - Class in org.apache.hadoop.mapreduce.lib.db
Implement DBSplitter over floating-point values.
FloatSplitter() - Constructor for class org.apache.hadoop.mapreduce.lib.db.FloatSplitter
 
flush() - Method in interface org.apache.hadoop.mapred.MapOutputCollector
 
flush() - Method in class org.apache.hadoop.mapred.MapTask.MapOutputBuffer
 
flush() - Method in class org.apache.hadoop.mapred.TaskLogAppender
 
formatBytes(long) - Static method in class org.apache.hadoop.streaming.StreamUtil
 
formatBytes2(long) - Static method in class org.apache.hadoop.streaming.StreamUtil
 
forName(String) - Static method in class org.apache.hadoop.mapred.JobID
Construct a JobId object from given string
forName(String) - Static method in class org.apache.hadoop.mapred.TaskAttemptID
Construct a TaskAttemptID object from given string
forName(String) - Static method in class org.apache.hadoop.mapred.TaskID
 
forName(String) - Static method in class org.apache.hadoop.mapreduce.JobID
Construct a JobId object from given string
forName(String) - Static method in class org.apache.hadoop.mapreduce.TaskAttemptID
Construct a TaskAttemptID object from given string
forName(String) - Static method in class org.apache.hadoop.mapreduce.TaskID
Construct a TaskID object from given string
fourRotations - Static variable in class org.apache.hadoop.examples.dancing.Pentomino
Are all 4 rotations unique?
FrameworkCounterGroup<T extends java.lang.Enum<T>,C extends Counter> - Class in org.apache.hadoop.mapreduce.counters
An abstract class to provide common implementation for the framework counter group in both mapred and mapreduce packages.
FrameworkCounterGroup(Class<T>) - Constructor for class org.apache.hadoop.mapreduce.counters.FrameworkCounterGroup
 
FrameworkCounterGroup.FrameworkCounter - Class in org.apache.hadoop.mapreduce.counters
A counter facade for framework counters.
FrameworkCounterGroup.FrameworkCounter(T) - Constructor for class org.apache.hadoop.mapreduce.counters.FrameworkCounterGroup.FrameworkCounter
 
fromEscapedCompactString(String) - Static method in class org.apache.hadoop.mapred.Counters
Deprecated.
Convert a stringified (by Counters.makeEscapedCompactString() counter representation into a counter object.
fs - Variable in class org.apache.hadoop.mapred.lib.CombineFileRecordReader
 
fs - Variable in class org.apache.hadoop.mapreduce.lib.input.CombineFileRecordReader
 
fsError(TaskAttemptID, String, JvmContext) - Method in class org.apache.hadoop.mapred.TaskTracker
A child task had a local filesystem error.
fsError(TaskAttemptID, String, JvmContext) - Method in interface org.apache.hadoop.mapred.TaskUmbilicalProtocol
Report that the task encounted a local filesystem error.

G

gcd(int, int) - Static method in class org.apache.hadoop.contrib.failmon.Environment
Determines the greatest common divisor (GCD) of two integers.
gcd(int[]) - Static method in class org.apache.hadoop.contrib.failmon.Environment
Determines the greatest common divisor (GCD) of a list of integers.
generateActualKey(K, V) - Method in class org.apache.hadoop.mapred.lib.MultipleOutputFormat
Generate the actual key from the given key/value.
generateActualValue(K, V) - Method in class org.apache.hadoop.mapred.lib.MultipleOutputFormat
Generate the actual value from the given key and value.
generateEntry(String, String, Text) - Static method in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorBaseDescriptor
 
generateFileNameForKeyValue(K, V, String) - Method in class org.apache.hadoop.mapred.lib.MultipleOutputFormat
Generate the file output file name based on the given key and the leaf file name.
generateGroupKey(TaggedMapOutput) - Method in class org.apache.hadoop.contrib.utils.join.DataJoinMapperBase
Generate a map output key.
generateHash(byte[], SecretKey) - Static method in class org.apache.hadoop.mapreduce.security.SecureShuffleUtils
Base64 encoded hash of msg
generateInputTag(String) - Method in class org.apache.hadoop.contrib.utils.join.DataJoinMapperBase
Determine the source tag based on the input file name.
generateJobTable(JspWriter, String, List<JobInProgress>) - Method in class org.apache.hadoop.mapreduce.server.jobtracker.JobTrackerJspHelper
Returns an XML-formatted table of the jobs in the list.
generateKeyValPairs(Object, Object) - Method in class org.apache.hadoop.examples.AggregateWordCount.WordCountPlugInClass
 
generateKeyValPairs(Object, Object) - Method in class org.apache.hadoop.examples.AggregateWordHistogram.AggregateWordHistogramPlugin
Parse the given value, generate an aggregation-id/value pair per word.
generateKeyValPairs(Object, Object) - Method in class org.apache.hadoop.mapred.lib.aggregate.UserDefinedValueAggregatorDescriptor
Generate a list of aggregation-id/value pairs for the given key/value pairs by delegating the invocation to the real object.
generateKeyValPairs(Object, Object) - Method in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorBaseDescriptor
Generate 1 or 2 aggregation-id/value pairs for the given key/value pair.
generateKeyValPairs(Object, Object) - Method in interface org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorDescriptor
Generate a list of aggregation-id/value pairs for the given key/value pair.
generateLeafFileName(String) - Method in class org.apache.hadoop.mapred.lib.MultipleOutputFormat
Generate the leaf name for the output file name.
generateSingleReport() - Method in class org.apache.hadoop.mapred.TaskInProgress
Creates a "status report" for this task.
generateSummaryTable(JspWriter, JobTracker) - Method in class org.apache.hadoop.mapreduce.server.jobtracker.JobTrackerJspHelper
Generates an XML-formatted block that summarizes the state of the JobTracker.
generateTaggedMapOutput(Object) - Method in class org.apache.hadoop.contrib.utils.join.DataJoinMapperBase
Generate a tagged map output value.
generateValueAggregator(String) - Static method in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorBaseDescriptor
 
generationFromSegmentsFileName(String) - Static method in class org.apache.hadoop.contrib.index.lucene.LuceneUtil
Parse the generation off the segments file name and return it.
GenericCounter - Class in org.apache.hadoop.mapreduce.counters
A generic counter implementation
GenericCounter() - Constructor for class org.apache.hadoop.mapreduce.counters.GenericCounter
 
GenericCounter(String, String) - Constructor for class org.apache.hadoop.mapreduce.counters.GenericCounter
 
GenericCounter(String, String, long) - Constructor for class org.apache.hadoop.mapreduce.counters.GenericCounter
 
get(String) - Method in class org.apache.hadoop.contrib.failmon.EventRecord
Get the value of a property of the EventRecord.
get(String) - Method in class org.apache.hadoop.contrib.failmon.SerializedRecord
Get the value of a property of the EventRecord.
get(int) - Method in class org.apache.hadoop.mapred.join.CompositeInputSplit
Get ith child InputSplit.
get(int) - Method in class org.apache.hadoop.mapred.join.TupleWritable
Get ith Writable from Tuple.
get(DataInput) - Static method in class org.apache.hadoop.typedbytes.TypedBytesInput
Get a thread-local typed bytes input for the supplied DataInput.
get(DataOutput) - Static method in class org.apache.hadoop.typedbytes.TypedBytesOutput
Get a thread-local typed bytes output for the supplied DataOutput.
get(TypedBytesInput) - Static method in class org.apache.hadoop.typedbytes.TypedBytesRecordInput
Get a thread-local typed bytes record input for the supplied TypedBytesInput.
get(DataInput) - Static method in class org.apache.hadoop.typedbytes.TypedBytesRecordInput
Get a thread-local typed bytes record input for the supplied DataInput.
get(TypedBytesOutput) - Static method in class org.apache.hadoop.typedbytes.TypedBytesRecordOutput
Get a thread-local typed bytes record input for the supplied TypedBytesOutput.
get(DataOutput) - Static method in class org.apache.hadoop.typedbytes.TypedBytesRecordOutput
Get a thread-local typed bytes record output for the supplied DataOutput.
get(TypedBytesInput) - Static method in class org.apache.hadoop.typedbytes.TypedBytesWritableInput
Get a thread-local typed bytes writable input for the supplied TypedBytesInput.
get(DataInput) - Static method in class org.apache.hadoop.typedbytes.TypedBytesWritableInput
Get a thread-local typed bytes writable input for the supplied DataInput.
get(TypedBytesOutput) - Static method in class org.apache.hadoop.typedbytes.TypedBytesWritableOutput
Get a thread-local typed bytes writable input for the supplied TypedBytesOutput.
get(DataOutput) - Static method in class org.apache.hadoop.typedbytes.TypedBytesWritableOutput
Get a thread-local typed bytes writable output for the supplied DataOutput.
getAbsolutePath(String) - Method in class org.apache.hadoop.streaming.PathFinder
Returns the full path name of this file if it is listed in the path
getAclName() - Method in enum org.apache.hadoop.mapreduce.JobACL
Get the name of the ACL.
getActiveTrackerNames() - Method in class org.apache.hadoop.mapred.ClusterStatus
Get the names of task trackers in the cluster.
getAddress(Configuration) - Static method in class org.apache.hadoop.mapred.JobTracker
 
getAddress() - Method in class org.apache.hadoop.mapred.JobTrackerHAServiceTarget
 
getAliveNodesInfoJson() - Method in class org.apache.hadoop.mapred.JobTracker
 
getAliveNodesInfoJson() - Method in interface org.apache.hadoop.mapred.JobTrackerMXBean
 
getAllAttempts() - Method in class org.apache.hadoop.mapreduce.server.tasktracker.JVMInfo
 
getAllJobs() - Method in class org.apache.hadoop.mapred.JobClient
Get the jobs that are submitted.
getAllJobs() - Method in class org.apache.hadoop.mapred.JobTracker
 
getAllJobs() - Method in class org.apache.hadoop.mapred.LocalJobRunner
 
getAllTasks() - Method in class org.apache.hadoop.mapred.JobHistory.JobInfo
Returns all map and reduce tasks .
getArchiveClassPaths(Configuration) - Static method in class org.apache.hadoop.filecache.DistributedCache
Get the archive entries in classpath as an array of Path.
getArchiveClassPaths() - Method in interface org.apache.hadoop.mapreduce.JobContext
Get the archive entries in classpath as an array of Path
getArchiveClassPaths() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getArchiveClassPaths() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getArchiveClassPaths() - Method in class org.apache.hadoop.mapreduce.task.JobContextImpl
Get the archive entries in classpath as an array of Path
getArchiveTimestamps(Configuration) - Static method in class org.apache.hadoop.filecache.DistributedCache
Get the timestamps of the archives.
getArchiveTimestamps() - Method in interface org.apache.hadoop.mapreduce.JobContext
Get the timestamps of the archives.
getArchiveTimestamps() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getArchiveTimestamps() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getArchiveTimestamps() - Method in class org.apache.hadoop.mapreduce.task.JobContextImpl
Get the timestamps of the archives.
getArchiveVisibilities(Configuration) - Static method in class org.apache.hadoop.filecache.TrackerDistributedCacheManager
Get the booleans on whether the archives are public or not.
getAssignedJobID() - Method in class org.apache.hadoop.mapred.jobcontrol.Job
Deprecated.
 
getAssignedTracker(TaskAttemptID) - Method in class org.apache.hadoop.mapred.JobTracker
Get tracker name for a given task id.
getAttemptsToStartSkipping(Configuration) - Static method in class org.apache.hadoop.mapred.SkipBadRecords
Get the number of Task attempts AFTER which skip mode will be kicked off.
getAutoIncrMapperProcCount(Configuration) - Static method in class org.apache.hadoop.mapred.SkipBadRecords
Get the flag which if set to true, SkipBadRecords.COUNTER_MAP_PROCESSED_RECORDS is incremented by MapRunner after invoking the map function.
getAutoIncrReducerProcCount(Configuration) - Static method in class org.apache.hadoop.mapred.SkipBadRecords
Get the flag which if set to true, SkipBadRecords.COUNTER_REDUCE_PROCESSED_GROUPS is incremented by framework after invoking the reduce function.
getAvailableMapSlots() - Method in class org.apache.hadoop.mapred.TaskTrackerStatus
Get available map slots.
getAvailablePhysicalMemorySize() - Method in class org.apache.hadoop.util.LinuxResourceCalculatorPlugin
Obtain the total size of the available physical memory present in the system.
getAvailablePhysicalMemorySize() - Method in class org.apache.hadoop.util.ResourceCalculatorPlugin
Obtain the total size of the available physical memory present in the system.
getAvailableReduceSlots() - Method in class org.apache.hadoop.mapred.TaskTrackerStatus
Get available reduce slots.
getAvailableSlots(TaskType) - Method in class org.apache.hadoop.mapreduce.server.jobtracker.TaskTracker
Get the number of currently available slots on this tasktracker for the given type of the task.
getAvailableSpace() - Method in class org.apache.hadoop.mapred.TaskTrackerStatus.ResourceStatus
Will return LONG_MAX if space hasn't been measured yet.
getAvailableVirtualMemorySize() - Method in class org.apache.hadoop.util.LinuxResourceCalculatorPlugin
Obtain the total size of the available virtual memory present in the system.
getAvailableVirtualMemorySize() - Method in class org.apache.hadoop.util.ResourceCalculatorPlugin
Obtain the total size of the available virtual memory present in the system.
getBasePathInJarOut(String) - Method in class org.apache.hadoop.streaming.JarBuilder
 
getBaseRecordWriter(FileSystem, JobConf, String, Progressable) - Method in class org.apache.hadoop.mapred.lib.MultipleOutputFormat
 
getBaseRecordWriter(FileSystem, JobConf, String, Progressable) - Method in class org.apache.hadoop.mapred.lib.MultipleSequenceFileOutputFormat
 
getBaseRecordWriter(FileSystem, JobConf, String, Progressable) - Method in class org.apache.hadoop.mapred.lib.MultipleTextOutputFormat
 
getBlacklistedNodesInfoJson() - Method in class org.apache.hadoop.mapred.JobTracker
 
getBlacklistedNodesInfoJson() - Method in interface org.apache.hadoop.mapred.JobTrackerMXBean
 
getBlackListedTaskTrackerCount() - Method in class org.apache.hadoop.mapreduce.ClusterMetrics
Get the number of blacklisted trackers in the cluster.
getBlacklistedTrackerNames() - Method in class org.apache.hadoop.mapred.ClusterStatus
Get the names of task trackers in the cluster.
getBlacklistedTrackers() - Method in class org.apache.hadoop.mapred.ClusterStatus
Get the number of blacklisted task trackers in the cluster.
getBlockIndex(BlockLocation[], long) - Method in class org.apache.hadoop.mapred.FileInputFormat
 
getBlockIndex(BlockLocation[], long) - Method in class org.apache.hadoop.mapreduce.lib.input.FileInputFormat
 
getBoundAntProperty(String, String) - Static method in class org.apache.hadoop.streaming.StreamUtil
 
getBoundingValsQuery() - Method in class org.apache.hadoop.mapreduce.lib.db.DataDrivenDBInputFormat
 
getBuildVersion() - Method in class org.apache.hadoop.mapred.JobTracker
 
getBundle(String) - Static method in class org.apache.hadoop.mapreduce.util.ResourceBundles
Get a resource bundle
getCacheArchives(Configuration) - Static method in class org.apache.hadoop.filecache.DistributedCache
Get cache archives set in the Configuration.
getCacheArchives() - Method in interface org.apache.hadoop.mapreduce.JobContext
Get cache archives set in the Configuration
getCacheArchives() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getCacheArchives() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getCacheArchives() - Method in class org.apache.hadoop.mapreduce.task.JobContextImpl
Get cache archives set in the Configuration
getCacheFiles(Configuration) - Static method in class org.apache.hadoop.filecache.DistributedCache
Get cache files set in the Configuration.
getCacheFiles() - Method in interface org.apache.hadoop.mapreduce.JobContext
Get cache files set in the Configuration
getCacheFiles() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getCacheFiles() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getCacheFiles() - Method in class org.apache.hadoop.mapreduce.task.JobContextImpl
Get cache files set in the Configuration
getCategory(List<List<Pentomino.ColumnName>>) - Method in class org.apache.hadoop.examples.dancing.Pentomino
Find whether the solution has the x in the upper left quadrant, the x-midline, the y-midline or in the center.
getClassByName(String) - Static method in class org.apache.hadoop.contrib.utils.join.DataJoinJob
 
getClassPaths() - Method in class org.apache.hadoop.filecache.TaskDistributedCacheManager
Retrieves class paths (as local references) to add.
getCleanupTaskReports(JobID) - Method in class org.apache.hadoop.mapred.JobClient
Get the information of the current state of the cleanup tasks of a job.
getCleanupTaskReports(JobID) - Method in class org.apache.hadoop.mapred.JobTracker
 
getCleanupTaskReports(JobID) - Method in class org.apache.hadoop.mapred.LocalJobRunner
 
getClientInput() - Method in class org.apache.hadoop.streaming.PipeMapRed
Returns the DataInput from which the client output is read.
getClientOutput() - Method in class org.apache.hadoop.streaming.PipeMapRed
Returns the DataOutput to which the client input is written.
getClock() - Method in class org.apache.hadoop.mapred.JobTracker
 
getClusterMetrics() - Method in class org.apache.hadoop.mapred.JobTracker
 
getClusterNick() - Method in class org.apache.hadoop.streaming.StreamJob
Deprecated.
getClusterStatus() - Method in class org.apache.hadoop.mapred.JobClient
Get status information about the Map-Reduce cluster.
getClusterStatus(boolean) - Method in class org.apache.hadoop.mapred.JobClient
Get status information about the Map-Reduce cluster.
getClusterStatus() - Method in class org.apache.hadoop.mapred.JobTracker
getClusterStatus(boolean) - Method in class org.apache.hadoop.mapred.JobTracker
 
getClusterStatus(boolean) - Method in class org.apache.hadoop.mapred.LocalJobRunner
 
getCollector(String, Reporter) - Method in class org.apache.hadoop.mapred.lib.MultipleOutputs
Gets the output collector for a named output.
getCollector(String, String, Reporter) - Method in class org.apache.hadoop.mapred.lib.MultipleOutputs
Gets the output collector for a multi named output.
getColumnName(int) - Method in class org.apache.hadoop.examples.dancing.DancingLinks
Get the name of a given column as a string
getCombinerClass() - Method in class org.apache.hadoop.mapred.JobConf
Get the user-defined combiner class used to combine map-outputs before being sent to the reducers.
getCombinerClass() - Method in interface org.apache.hadoop.mapreduce.JobContext
Get the combiner class for the job.
getCombinerClass() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getCombinerClass() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getCombinerClass() - Method in class org.apache.hadoop.mapreduce.task.JobContextImpl
Get the combiner class for the job.
getCombinerKeyGroupingComparator() - Method in class org.apache.hadoop.mapred.JobConf
Get the user defined WritableComparable comparator for grouping keys of inputs to the combiner.
getCombinerKeyGroupingComparator() - Method in interface org.apache.hadoop.mapreduce.JobContext
Get the user defined RawComparator comparator for grouping keys of inputs to the combiner.
getCombinerKeyGroupingComparator() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getCombinerKeyGroupingComparator() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getCombinerKeyGroupingComparator() - Method in class org.apache.hadoop.mapreduce.task.JobContextImpl
Get the user defined RawComparator comparator for grouping keys of inputs to the combiner.
getCombinerOutput() - Method in class org.apache.hadoop.mapred.lib.aggregate.DoubleValueSum
 
getCombinerOutput() - Method in class org.apache.hadoop.mapred.lib.aggregate.LongValueMax
 
getCombinerOutput() - Method in class org.apache.hadoop.mapred.lib.aggregate.LongValueMin
 
getCombinerOutput() - Method in class org.apache.hadoop.mapred.lib.aggregate.LongValueSum
 
getCombinerOutput() - Method in class org.apache.hadoop.mapred.lib.aggregate.StringValueMax
 
getCombinerOutput() - Method in class org.apache.hadoop.mapred.lib.aggregate.StringValueMin
 
getCombinerOutput() - Method in class org.apache.hadoop.mapred.lib.aggregate.UniqValueCount
 
getCombinerOutput() - Method in interface org.apache.hadoop.mapred.lib.aggregate.ValueAggregator
 
getCombinerOutput() - Method in class org.apache.hadoop.mapred.lib.aggregate.ValueHistogram
 
getComparator() - Method in class org.apache.hadoop.mapred.join.CompositeRecordReader
Return comparator defining the ordering for RecordReaders in this composite.
getCompletedJobs() - Method in class org.apache.hadoop.mapred.JobTracker
 
getCompressMapOutput() - Method in class org.apache.hadoop.mapred.JobConf
Are the outputs of the maps be compressed?
getCompressOutput(JobConf) - Static method in class org.apache.hadoop.mapred.FileOutputFormat
Is the job output compressed?
getCompressOutput(JobContext) - Static method in class org.apache.hadoop.mapreduce.lib.output.FileOutputFormat
Is the job output compressed?
getConditions() - Method in class org.apache.hadoop.mapreduce.lib.db.DBRecordReader
 
getConf() - Method in class org.apache.hadoop.mapred.JobTracker
Returns a handle to the JobTracker's Configuration
getConf() - Method in class org.apache.hadoop.mapred.JobTrackerHADaemon
 
getConf() - Method in class org.apache.hadoop.mapred.join.CompositeRecordReader
getConf() - Method in class org.apache.hadoop.mapred.lib.InputSampler
 
getConf() - Method in class org.apache.hadoop.mapred.SequenceFileInputFilter.FilterBase
 
getConf() - Method in class org.apache.hadoop.mapred.Task
 
getConf() - Method in class org.apache.hadoop.mapred.TaskController
 
getConf() - Method in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
 
getConf() - Method in class org.apache.hadoop.mapreduce.lib.db.DBInputFormat
 
getConf() - Method in class org.apache.hadoop.mapreduce.lib.input.SequenceFileInputFilter.FilterBase
 
getConf() - Method in class org.apache.hadoop.mapreduce.lib.partition.BinaryPartitioner
 
getConf() - Method in class org.apache.hadoop.mapreduce.lib.partition.KeyFieldBasedComparator
 
getConf() - Method in class org.apache.hadoop.mapreduce.lib.partition.KeyFieldBasedPartitioner
 
getConf() - Method in class org.apache.hadoop.mapreduce.lib.partition.TotalOrderPartitioner
 
getConf() - Method in class org.apache.hadoop.streaming.DumpTypedBytes
 
getConf() - Method in class org.apache.hadoop.streaming.LoadTypedBytes
 
getConf() - Method in class org.apache.hadoop.streaming.StreamJob
 
getConf() - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableInput
 
getConfiguration() - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateConfiguration
Get the underlying configuration object.
getConfiguration() - Method in interface org.apache.hadoop.mapreduce.JobContext
Return the configuration for the job.
getConfiguration() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getConfiguration() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getConfiguration() - Method in class org.apache.hadoop.mapreduce.task.JobContextImpl
Return the configuration for the job.
getConfiguration() - Method in class org.apache.hadoop.streaming.PipeMapRed
Returns the Configuration.
getConfigVersion() - Method in class org.apache.hadoop.mapred.JobTracker
 
getConfigVersion() - Method in interface org.apache.hadoop.mapred.JobTrackerMXBean
 
getConfigVersion() - Method in class org.apache.hadoop.mapred.TaskTracker
 
getConfigVersion() - Method in interface org.apache.hadoop.mapred.TaskTrackerMXBean
 
getConnection() - Method in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
Returns a connection object o the DB
getConnection() - Method in class org.apache.hadoop.mapreduce.lib.db.DBInputFormat
 
getConnection() - Method in class org.apache.hadoop.mapreduce.lib.db.DBOutputFormat.DBRecordWriter
 
getConnection() - Method in class org.apache.hadoop.mapreduce.lib.db.DBRecordReader
 
getContext() - Method in class org.apache.hadoop.streaming.PipeMapRed
 
getCounter() - Method in class org.apache.hadoop.mapred.Counters.Counter
Deprecated.
 
getCounter(Enum<?>) - Method in class org.apache.hadoop.mapred.Counters
Deprecated.
Returns current value of the specified counter, or 0 if the counter does not exist.
getCounter(String) - Method in class org.apache.hadoop.mapred.Counters.Group
Deprecated.
 
getCounter(int, String) - Method in class org.apache.hadoop.mapred.Counters.Group
Deprecated.
getCounter(Enum<?>) - Method in interface org.apache.hadoop.mapred.Reporter
Get the Counters.Counter of the given group with the given name.
getCounter(String, String) - Method in interface org.apache.hadoop.mapred.Reporter
Get the Counters.Counter of the given group with the given name.
getCounter(String, String) - Method in class org.apache.hadoop.mapred.Task.TaskReporter
 
getCounter(Enum<?>) - Method in class org.apache.hadoop.mapred.Task.TaskReporter
 
getCounter(Enum<?>) - Method in class org.apache.hadoop.mapred.TaskAttemptContextImpl
Deprecated.
 
getCounter(String, String) - Method in class org.apache.hadoop.mapred.TaskAttemptContextImpl
Deprecated.
 
getCounter(Enum<?>) - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getCounter(String, String) - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getCounter(Enum) - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getCounter(String, String) - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getCounter(Enum<?>) - Method in class org.apache.hadoop.mapreduce.StatusReporter
 
getCounter(String, String) - Method in class org.apache.hadoop.mapreduce.StatusReporter
 
getCounter(Enum<?>) - Method in class org.apache.hadoop.mapreduce.task.TaskAttemptContextImpl.DummyReporter
 
getCounter(String, String) - Method in class org.apache.hadoop.mapreduce.task.TaskAttemptContextImpl.DummyReporter
 
getCounter(Enum<?>) - Method in class org.apache.hadoop.mapreduce.task.TaskAttemptContextImpl
 
getCounter(String, String) - Method in class org.apache.hadoop.mapreduce.task.TaskAttemptContextImpl
 
getCounter(Enum<?>) - Method in interface org.apache.hadoop.mapreduce.TaskAttemptContext
Get the Counter for the given counterName.
getCounter(String, String) - Method in interface org.apache.hadoop.mapreduce.TaskAttemptContext
Get the Counter for the given groupName and counterName.
getCounterForName(String) - Method in class org.apache.hadoop.mapred.Counters.Group
Deprecated.
Get the counter for the given name and create it if it doesn't exist.
getCounterGroupName(String, String) - Static method in class org.apache.hadoop.mapreduce.util.ResourceBundles
Get the counter group display name
getCounterName(String, String, String) - Static method in class org.apache.hadoop.mapreduce.util.ResourceBundles
Get the counter display name
getCounterNameMax() - Static method in class org.apache.hadoop.mapreduce.counters.Limits
 
getCounters() - Method in class org.apache.hadoop.mapred.JobInProgress
Returns the total job counters, by adding together the job, the map and the reduce counters.
getCounters() - Method in interface org.apache.hadoop.mapred.RunningJob
Gets the counters for this job.
getCounters() - Method in class org.apache.hadoop.mapred.TaskInProgress
Get the task's counters
getCounters() - Method in class org.apache.hadoop.mapred.TaskReport
A table of counters.
getCounters() - Method in class org.apache.hadoop.mapred.TaskStatus
Get task's counters.
getCounters() - Method in class org.apache.hadoop.mapreduce.Job
Gets the counters for this job.
getCountersEnabled(JobConf) - Static method in class org.apache.hadoop.mapred.lib.MultipleOutputs
Returns if the counters for the named outputs are enabled or not.
getCountersEnabled(JobContext) - Static method in class org.apache.hadoop.mapreduce.lib.output.MultipleOutputs
Returns if the counters for the named outputs are enabled or not.
getCountersMax() - Static method in class org.apache.hadoop.mapreduce.counters.Limits
 
getCountQuery() - Method in class org.apache.hadoop.mapreduce.lib.db.DBInputFormat
Returns the query for getting the total number of rows, subclasses can override this for custom behaviour.
getCpuFrequency() - Method in class org.apache.hadoop.mapred.TaskTrackerStatus.ResourceStatus
Get the CPU frequency of this TaskTracker Will return UNAVAILABLE if it cannot be obtained
getCpuFrequency() - Method in class org.apache.hadoop.util.LinuxResourceCalculatorPlugin
Obtain the CPU frequency of on the system.
getCpuFrequency() - Method in class org.apache.hadoop.util.ResourceCalculatorPlugin
Obtain the CPU frequency of on the system.
getCpuUsage() - Method in class org.apache.hadoop.mapred.TaskTrackerStatus.ResourceStatus
Get the CPU usage on this TaskTracker Will return UNAVAILABLE if it cannot be obtained
getCpuUsage() - Method in class org.apache.hadoop.util.LinuxResourceCalculatorPlugin
Obtain the CPU usage % of the machine.
getCpuUsage() - Method in class org.apache.hadoop.util.ResourceCalculatorPlugin
Obtain the CPU usage % of the machine.
getCredentials() - Method in class org.apache.hadoop.mapred.JobConf
Get credentials for the job.
getCredentials() - Method in interface org.apache.hadoop.mapreduce.JobContext
Get credentials for the job.
getCredentials() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getCredentials() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getCredentials() - Method in class org.apache.hadoop.mapreduce.task.JobContextImpl
 
getCumulativeCpuTime() - Method in class org.apache.hadoop.mapred.TaskTrackerStatus.ResourceStatus
Get the cumulative CPU time on this TaskTracker since it is up Will return UNAVAILABLE if it cannot be obtained
getCumulativeCpuTime() - Method in class org.apache.hadoop.util.LinuxResourceCalculatorPlugin
Obtain the cumulative CPU time since the system is on.
getCumulativeCpuTime() - Method in class org.apache.hadoop.util.ProcfsBasedProcessTree
Get the CPU time in millisecond used by all the processes in the process-tree since the process-tree created
getCumulativeCpuTime() - Method in class org.apache.hadoop.util.ResourceCalculatorPlugin
Obtain the cumulative CPU time since the system is on.
getCumulativeCpuTime() - Method in class org.apache.hadoop.util.ResourceCalculatorPlugin.ProcResourceValues
Obtain the cumulative CPU time used by a current process tree.
getCumulativeRssmem() - Method in class org.apache.hadoop.util.ProcfsBasedProcessTree
Get the cumulative resident set size (rss) memory used by all the processes in the process-tree.
getCumulativeRssmem(int) - Method in class org.apache.hadoop.util.ProcfsBasedProcessTree
Get the cumulative resident set size (rss) memory used by all the processes in the process-tree that are older than the passed in age.
getCumulativeVmem() - Method in class org.apache.hadoop.util.ProcfsBasedProcessTree
Get the cumulative virtual memory used by all the processes in the process-tree.
getCumulativeVmem(int) - Method in class org.apache.hadoop.util.ProcfsBasedProcessTree
Get the cumulative virtual memory used by all the processes in the process-tree that are older than the passed in age.
getCurrentKey() - Method in class org.apache.hadoop.examples.MultiFileWordCount.CombineFileLineRecordReader
 
getCurrentKey() - Method in class org.apache.hadoop.mapreduce.lib.db.DBRecordReader
Get the current key
getCurrentKey() - Method in class org.apache.hadoop.mapreduce.lib.input.CombineFileRecordReader
 
getCurrentKey() - Method in class org.apache.hadoop.mapreduce.lib.input.DelegatingRecordReader
 
getCurrentKey() - Method in class org.apache.hadoop.mapreduce.lib.input.KeyValueLineRecordReader
 
getCurrentKey() - Method in class org.apache.hadoop.mapreduce.lib.input.LineRecordReader
 
getCurrentKey() - Method in class org.apache.hadoop.mapreduce.lib.input.SequenceFileAsBinaryInputFormat.SequenceFileAsBinaryRecordReader
 
getCurrentKey() - Method in class org.apache.hadoop.mapreduce.lib.input.SequenceFileAsTextRecordReader
 
getCurrentKey() - Method in class org.apache.hadoop.mapreduce.lib.input.SequenceFileRecordReader
 
getCurrentKey() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getCurrentKey() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getCurrentKey() - Method in class org.apache.hadoop.mapreduce.RecordReader
Get the current key
getCurrentKey() - Method in class org.apache.hadoop.mapreduce.task.MapContextImpl
 
getCurrentKey() - Method in class org.apache.hadoop.mapreduce.task.ReduceContextImpl
 
getCurrentKey() - Method in class org.apache.hadoop.mapreduce.task.TaskInputOutputContextImpl
Get the current key.
getCurrentKey() - Method in interface org.apache.hadoop.mapreduce.TaskInputOutputContext
Get the current key.
getCurrentKey() - Method in class org.apache.hadoop.streaming.io.OutputReader
Returns the current key.
getCurrentKey() - Method in class org.apache.hadoop.streaming.io.RawBytesOutputReader
 
getCurrentKey() - Method in class org.apache.hadoop.streaming.io.TextOutputReader
 
getCurrentKey() - Method in class org.apache.hadoop.streaming.io.TypedBytesOutputReader
 
getCurrentSegmentGeneration(Directory) - Static method in class org.apache.hadoop.contrib.index.lucene.LuceneUtil
Get the generation (N) of the current segments_N file in the directory.
getCurrentSegmentGeneration(String[]) - Static method in class org.apache.hadoop.contrib.index.lucene.LuceneUtil
Get the generation (N) of the current segments_N file from a list of files.
getCurrentSplit(JobConf) - Static method in class org.apache.hadoop.streaming.StreamUtil
 
getCurrentStatus() - Method in class org.apache.hadoop.mapred.TaskReport
The current status
getCurrentValue() - Method in class org.apache.hadoop.examples.MultiFileWordCount.CombineFileLineRecordReader
 
getCurrentValue(V) - Method in class org.apache.hadoop.mapred.SequenceFileRecordReader
 
getCurrentValue() - Method in class org.apache.hadoop.mapreduce.lib.db.DBRecordReader
Get the current value.
getCurrentValue() - Method in class org.apache.hadoop.mapreduce.lib.input.CombineFileRecordReader
 
getCurrentValue() - Method in class org.apache.hadoop.mapreduce.lib.input.DelegatingRecordReader
 
getCurrentValue() - Method in class org.apache.hadoop.mapreduce.lib.input.KeyValueLineRecordReader
 
getCurrentValue() - Method in class org.apache.hadoop.mapreduce.lib.input.LineRecordReader
 
getCurrentValue() - Method in class org.apache.hadoop.mapreduce.lib.input.SequenceFileAsBinaryInputFormat.SequenceFileAsBinaryRecordReader
 
getCurrentValue() - Method in class org.apache.hadoop.mapreduce.lib.input.SequenceFileAsTextRecordReader
 
getCurrentValue() - Method in class org.apache.hadoop.mapreduce.lib.input.SequenceFileRecordReader
 
getCurrentValue() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getCurrentValue() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getCurrentValue() - Method in class org.apache.hadoop.mapreduce.RecordReader
Get the current value.
getCurrentValue() - Method in class org.apache.hadoop.mapreduce.task.MapContextImpl
 
getCurrentValue() - Method in class org.apache.hadoop.mapreduce.task.ReduceContextImpl
 
getCurrentValue() - Method in class org.apache.hadoop.mapreduce.task.TaskInputOutputContextImpl
Get the current value.
getCurrentValue() - Method in interface org.apache.hadoop.mapreduce.TaskInputOutputContext
Get the current value.
getCurrentValue() - Method in class org.apache.hadoop.streaming.io.OutputReader
Returns the current value.
getCurrentValue() - Method in class org.apache.hadoop.streaming.io.RawBytesOutputReader
 
getCurrentValue() - Method in class org.apache.hadoop.streaming.io.TextOutputReader
 
getCurrentValue() - Method in class org.apache.hadoop.streaming.io.TypedBytesOutputReader
 
getData() - Method in class org.apache.hadoop.contrib.utils.join.TaggedMapOutput
 
getDBConf() - Method in class org.apache.hadoop.mapreduce.lib.db.DBInputFormat
 
getDBConf() - Method in class org.apache.hadoop.mapreduce.lib.db.DBRecordReader
 
getDBProductName() - Method in class org.apache.hadoop.mapreduce.lib.db.DBInputFormat
 
getDecommissionedTaskTrackerCount() - Method in class org.apache.hadoop.mapreduce.ClusterMetrics
Get the number of decommissioned trackers in the cluster.
getDefaultMaps() - Method in class org.apache.hadoop.mapred.JobClient
Get status information about the max available Maps in the cluster.
getDefaultReduces() - Method in class org.apache.hadoop.mapred.JobClient
Get status information about the max available Reduces in the cluster.
getDefaultWorkFile(TaskAttemptContext, String) - Method in class org.apache.hadoop.mapreduce.lib.output.FileOutputFormat
Get the default path and filename for the output format.
getDelegate() - Method in class org.apache.hadoop.mapred.join.CompositeRecordReader
Obtain an iterator over the child RRs apropos of the value type ultimately emitted from this join.
getDelegate() - Method in class org.apache.hadoop.mapred.join.JoinRecordReader
Return an iterator wrapping the JoinCollector.
getDelegate() - Method in class org.apache.hadoop.mapred.join.MultiFilterRecordReader
Return an iterator returning a single value from the tuple.
getDelegationToken(Text) - Method in class org.apache.hadoop.mapred.JobClient
 
getDelegationToken(Text) - Method in class org.apache.hadoop.mapred.JobTracker
Get a new delegation token.
getDelegationToken(Text) - Method in class org.apache.hadoop.mapred.LocalJobRunner
 
getDelegationTokens(Configuration, Credentials) - Static method in class org.apache.hadoop.filecache.TrackerDistributedCacheManager
For each archive or cache file - get the corresponding delegation token
getDelegationTokenSecretManager() - Method in class org.apache.hadoop.mapred.JobTracker
 
getDelegationTokenService() - Method in class org.apache.hadoop.mapred.JobTrackerProxies.ProxyAndInfo
 
getDependentJobs() - Method in class org.apache.hadoop.mapreduce.lib.jobcontrol.ControlledJob
 
getDependingJobs() - Method in class org.apache.hadoop.mapred.jobcontrol.Job
Deprecated.
 
getDiagnosticInfo(TaskAttemptID) - Method in class org.apache.hadoop.mapred.TaskInProgress
Get the diagnostic messages for a given task within this tip.
getDiagnosticInfo() - Method in class org.apache.hadoop.mapred.TaskStatus
 
getDiagnostics() - Method in class org.apache.hadoop.mapred.TaskReport
A list of error messages.
getDirectory() - Method in class org.apache.hadoop.contrib.index.mapred.IntermediateForm
Get the ram directory of the intermediate form.
getDirectory() - Method in class org.apache.hadoop.contrib.index.mapred.Shard
Get the directory where this shard resides.
getDirFailures() - Method in class org.apache.hadoop.mapred.TaskTrackerStatus
Get the number of local directories that have failed on this tracker.
getDisplayName() - Method in class org.apache.hadoop.mapred.Counters.Counter
Deprecated.
 
getDisplayName() - Method in class org.apache.hadoop.mapred.Counters.Group
Deprecated.
 
getDisplayName() - Method in interface org.apache.hadoop.mapreduce.Counter
Get the display name of the counter.
getDisplayName() - Method in class org.apache.hadoop.mapreduce.counters.AbstractCounterGroup
 
getDisplayName() - Method in interface org.apache.hadoop.mapreduce.counters.CounterGroupBase
Get the display name of the group.
getDisplayName() - Method in class org.apache.hadoop.mapreduce.counters.FileSystemCounterGroup.FSCounter
 
getDisplayName() - Method in class org.apache.hadoop.mapreduce.counters.FileSystemCounterGroup
 
getDisplayName() - Method in class org.apache.hadoop.mapreduce.counters.FrameworkCounterGroup.FrameworkCounter
 
getDisplayName() - Method in class org.apache.hadoop.mapreduce.counters.FrameworkCounterGroup
 
getDisplayName() - Method in class org.apache.hadoop.mapreduce.counters.GenericCounter
 
getDistributionPolicyClass() - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateConfiguration
Get the distribution policy class.
getDocument() - Method in class org.apache.hadoop.contrib.index.mapred.DocumentAndOp
Get the document.
getDocumentAnalyzerClass() - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateConfiguration
Get the analyzer class.
getDoubleValue(Object) - Method in class org.apache.hadoop.contrib.utils.join.JobBase
 
getEnd() - Method in class org.apache.hadoop.mapreduce.lib.db.DBInputFormat.DBInputSplit
 
getEntry(MapFile.Reader[], Partitioner<K, V>, K, V) - Static method in class org.apache.hadoop.mapred.MapFileOutputFormat
Get an entry from output generated by this class.
getEntry(MapFile.Reader[], Partitioner<K, V>, K, V) - Static method in class org.apache.hadoop.mapreduce.lib.output.MapFileOutputFormat
Get an entry from output generated by this class.
getEventId() - Method in class org.apache.hadoop.mapred.TaskCompletionEvent
Returns event Id.
getEventType() - Method in class org.apache.hadoop.mapreduce.server.tasktracker.userlogs.UserLogEvent
getExecFinishTime() - Method in class org.apache.hadoop.mapred.TaskInProgress
Return the exec finish time
getExecStartTime() - Method in class org.apache.hadoop.mapred.TaskInProgress
Return the exec start time
getExecutable(JobConf) - Static method in class org.apache.hadoop.mapred.pipes.Submitter
Get the URI of the application's executable.
getFailedJobList() - Method in class org.apache.hadoop.mapreduce.lib.jobcontrol.JobControl
 
getFailedJobs() - Method in class org.apache.hadoop.mapred.jobcontrol.JobControl
Deprecated.
 
getFailedJobs() - Method in class org.apache.hadoop.mapred.JobTracker
 
getFailureInfo() - Method in class org.apache.hadoop.mapred.JobStatus
gets any available info on the reason of failure of the job.
getFailureInfo() - Method in interface org.apache.hadoop.mapred.RunningJob
Get failure info for the job.
getFailures() - Method in class org.apache.hadoop.mapred.TaskTrackerStatus
Get the number of tasks that have failed on this tracker.
getFencer() - Method in class org.apache.hadoop.mapred.JobTrackerHAServiceTarget
 
getFetchFailedMaps() - Method in class org.apache.hadoop.mapred.TaskStatus
Get the list of maps from which output-fetches failed.
getFieldNames() - Method in class org.apache.hadoop.mapreduce.lib.db.DBRecordReader
 
getFieldSeparator() - Method in class org.apache.hadoop.streaming.PipeMapper
 
getFieldSeparator() - Method in class org.apache.hadoop.streaming.PipeMapRed
Returns the field separator to be used.
getFieldSeparator() - Method in class org.apache.hadoop.streaming.PipeReducer
 
getFileBlockLocations(FileSystem, FileStatus) - Method in class org.apache.hadoop.mapreduce.lib.input.CombineFileInputFormat
 
getFileClassPaths(Configuration) - Static method in class org.apache.hadoop.filecache.DistributedCache
Get the file entries in classpath as an array of Path.
getFileClassPaths() - Method in interface org.apache.hadoop.mapreduce.JobContext
Get the file entries in classpath as an array of Path
getFileClassPaths() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getFileClassPaths() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getFileClassPaths() - Method in class org.apache.hadoop.mapreduce.task.JobContextImpl
Get the file entries in classpath as an array of Path
getFileStatus(Configuration, URI) - Static method in class org.apache.hadoop.filecache.DistributedCache
Returns FileStatus of a given cache file on hdfs.
getFileSystemCounterNames(String) - Static method in class org.apache.hadoop.mapred.Task
Counters to measure the usage of the different file systems.
getFilesystemName() - Method in class org.apache.hadoop.mapred.JobTracker
Grab the local fs name
getFilesystemName() - Method in class org.apache.hadoop.mapred.LocalJobRunner
 
getFileTimestamps(Configuration) - Static method in class org.apache.hadoop.filecache.DistributedCache
Get the timestamps of the files.
getFileTimestamps() - Method in interface org.apache.hadoop.mapreduce.JobContext
Get the timestamps of the files.
getFileTimestamps() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getFileTimestamps() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getFileTimestamps() - Method in class org.apache.hadoop.mapreduce.task.JobContextImpl
Get the timestamps of the files.
getFileVisibilities(Configuration) - Static method in class org.apache.hadoop.filecache.TrackerDistributedCacheManager
Get the booleans on whether the files are public or not.
getFinalSync(JobConf) - Static method in class org.apache.hadoop.examples.terasort.TeraOutputFormat
Does the user want a final sync at close?
getFinishTime() - Method in class org.apache.hadoop.mapred.JobInProgress
 
getFinishTime() - Method in class org.apache.hadoop.mapred.TaskReport
Get finish time of task.
getFinishTime() - Method in class org.apache.hadoop.mapred.TaskStatus
Get task finish time.
getFirst() - Method in class org.apache.hadoop.examples.SecondarySort.IntPair
 
getFlippable() - Method in class org.apache.hadoop.examples.dancing.Pentomino.Piece
 
getFormatMinSplitSize() - Method in class org.apache.hadoop.mapreduce.lib.input.FileInputFormat
Get the lower bound on split size imposed by the format.
getFormatMinSplitSize() - Method in class org.apache.hadoop.mapreduce.lib.input.SequenceFileInputFormat
 
getFrameworkGroupId(String) - Static method in class org.apache.hadoop.mapreduce.counters.CounterGroupFactory
Get the id of a framework group
getFs() - Method in class org.apache.hadoop.mapred.JobClient
Get a filesystem handle.
getGeneration() - Method in class org.apache.hadoop.contrib.index.mapred.Shard
Get the generation of the Lucene instance.
getGroup(String) - Method in class org.apache.hadoop.mapred.Counters
Deprecated.
 
getGroup(String) - Method in class org.apache.hadoop.mapreduce.counters.AbstractCounters
Returns the named counter group, or an empty group if there is none with the specified name.
getGroupingComparator() - Method in interface org.apache.hadoop.mapreduce.JobContext
Get the user defined RawComparator comparator for grouping keys of inputs to the reduce.
getGroupingComparator() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getGroupingComparator() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getGroupingComparator() - Method in class org.apache.hadoop.mapreduce.task.JobContextImpl
Get the user defined RawComparator comparator for grouping keys of inputs to the reduce.
getGroupNameMax() - Static method in class org.apache.hadoop.mapreduce.counters.Limits
 
getGroupNames() - Method in class org.apache.hadoop.mapred.Counters
Deprecated.
 
getGroupNames() - Method in class org.apache.hadoop.mapreduce.counters.AbstractCounters
Returns the names of all counter classes.
GetGroups - Class in org.apache.hadoop.mapred.tools
MR implementation of a tool for getting the groups which a given user belongs to.
GetGroupsBase - Class in org.apache.hadoop.mr1tools
Base class for the HDFS and MR implementations of tools which fetch and display the groups that users belong to.
GetGroupsBase(Configuration) - Constructor for class org.apache.hadoop.mr1tools.GetGroupsBase
Create an instance of this tool using the given configuration.
GetGroupsBase(Configuration, PrintStream) - Constructor for class org.apache.hadoop.mr1tools.GetGroupsBase
Used exclusively for testing.
getGroupsForUser(String) - Method in class org.apache.hadoop.mapred.JobTracker
 
getGroupsForUser(String) - Method in interface org.apache.hadoop.mr1tools.GetUserMappingsProtocol
Get the groups which are mapped to the given user.
getGroupsMax() - Static method in class org.apache.hadoop.mapreduce.counters.Limits
 
getHadoopClientHome() - Method in class org.apache.hadoop.streaming.StreamJob
 
getHaJtRpcAddresses(Configuration) - Static method in class org.apache.hadoop.mapred.HAUtil
 
getHealthStatus() - Method in class org.apache.hadoop.mapred.TaskTrackerStatus
Returns health status of the task tracker.
getHistoryFilePath(JobID) - Static method in class org.apache.hadoop.mapred.JobHistory
Given the job id, return the history file path from the cache
getHost() - Method in class org.apache.hadoop.mapred.ReduceTask.ReduceCopier.MapOutputLocation
 
getHost() - Method in class org.apache.hadoop.mapred.TaskTrackerStatus
 
getHost() - Method in class org.apache.hadoop.streaming.Environment
 
getHostname() - Method in class org.apache.hadoop.mapred.JobTracker
 
getHostname() - Method in interface org.apache.hadoop.mapred.JobTrackerMXBean
 
getHostname() - Method in class org.apache.hadoop.mapred.TaskTracker
 
getHostname() - Method in interface org.apache.hadoop.mapred.TaskTrackerMXBean
 
getHttpPort() - Method in class org.apache.hadoop.mapred.TaskTracker
 
getHttpPort() - Method in interface org.apache.hadoop.mapred.TaskTrackerMXBean
 
getHttpPort() - Method in class org.apache.hadoop.mapred.TaskTrackerStatus
Get the port that this task tracker is serving http requests on.
getID() - Method in interface org.apache.hadoop.mapred.RunningJob
Get the job identifier.
getId() - Method in class org.apache.hadoop.mapreduce.ID
returns the int which represents the identifier
getIdWithinJob() - Method in class org.apache.hadoop.mapred.TaskInProgress
Get the id of this map or reduce task.
getIncludeAllCounters() - Method in class org.apache.hadoop.mapred.TaskStatus
 
getIndex(int) - Method in class org.apache.hadoop.mapred.SpillRecord
Get spill offsets for given partition.
getIndexInputFormatClass() - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateConfiguration
Get the index input format class.
getIndexMaxFieldLength() - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateConfiguration
Get the max field length for a Lucene instance.
getIndexMaxNumSegments() - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateConfiguration
Get the max number of segments for a Lucene instance.
getIndexShards() - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateConfiguration
Get the string representation of a number of shards.
getIndexShards(IndexUpdateConfiguration) - Static method in class org.apache.hadoop.contrib.index.mapred.Shard
 
getIndexUpdaterClass() - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateConfiguration
Get the index updater class.
getIndexUseCompoundFile() - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateConfiguration
Check whether to use the compound file format for a Lucene instance.
getInfo() - Method in class org.apache.hadoop.contrib.failmon.CPUParser
Return a String with information about this class
getInfo() - Method in class org.apache.hadoop.contrib.failmon.HadoopLogParser
Return a String with information about this class
getInfo() - Method in interface org.apache.hadoop.contrib.failmon.Monitored
Return a String with information about the implementing class
getInfo() - Method in class org.apache.hadoop.contrib.failmon.NICParser
Return a String with information about this class
getInfo() - Method in class org.apache.hadoop.contrib.failmon.SensorsParser
Return a String with information about this class
getInfo() - Method in class org.apache.hadoop.contrib.failmon.SMARTParser
Return a String with information about this class
getInfo() - Method in class org.apache.hadoop.contrib.failmon.SystemLogParser
Return a String with information about this class
getInfoPort() - Method in class org.apache.hadoop.mapred.JobTracker
 
getInputBoundingQuery() - Method in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
 
getInputClass() - Method in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
 
getInputConditions() - Method in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
 
getInputCountQuery() - Method in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
 
getInputDataLength() - Method in class org.apache.hadoop.mapreduce.split.JobSplit.SplitMetaInfo
 
getInputDataLength() - Method in class org.apache.hadoop.mapreduce.split.JobSplit.TaskSplitMetaInfo
 
getInputFieldNames() - Method in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
 
getInputFile(int) - Method in class org.apache.hadoop.mapred.MapOutputFile
Return a local reduce input file created earlier
getInputFileBasedOutputFileName(JobConf, String) - Method in class org.apache.hadoop.mapred.lib.MultipleOutputFormat
Generate the outfile name based on a given anme and the input file name.
getInputFileForWrite(TaskID, long) - Method in class org.apache.hadoop.mapred.MapOutputFile
Create a local reduce input file name.
getInputFormat() - Method in class org.apache.hadoop.mapred.JobConf
Get the InputFormat implementation for the map-reduce job, defaults to TextInputFormat if not specified explicity.
getInputFormatClass() - Method in interface org.apache.hadoop.mapreduce.JobContext
Get the InputFormat class for the job.
getInputFormatClass() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getInputFormatClass() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getInputFormatClass() - Method in class org.apache.hadoop.mapreduce.task.JobContextImpl
Get the InputFormat class for the job.
getInputOrderBy() - Method in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
 
getInputPathFilter(JobConf) - Static method in class org.apache.hadoop.mapred.FileInputFormat
Get a PathFilter instance of the filter set for the input paths.
getInputPathFilter(JobContext) - Static method in class org.apache.hadoop.mapreduce.lib.input.FileInputFormat
Get a PathFilter instance of the filter set for the input paths.
getInputPaths(JobConf) - Static method in class org.apache.hadoop.mapred.FileInputFormat
Get the list of input Paths for the map-reduce job.
getInputPaths(JobContext) - Static method in class org.apache.hadoop.mapreduce.lib.input.FileInputFormat
Get the list of input Paths for the map-reduce job.
getInputQuery() - Method in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
 
getInputSeparator() - Method in class org.apache.hadoop.streaming.PipeMapper
 
getInputSeparator() - Method in class org.apache.hadoop.streaming.PipeMapRed
Returns the input separator to be used.
getInputSeparator() - Method in class org.apache.hadoop.streaming.PipeReducer
 
getInputSplit() - Method in interface org.apache.hadoop.mapred.Reporter
Get the InputSplit object for a map.
getInputSplit() - Method in class org.apache.hadoop.mapred.Task.TaskReporter
 
getInputSplit() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
Get the input split for this map.
getInputSplit() - Method in interface org.apache.hadoop.mapreduce.MapContext
Get the input split for this map.
getInputSplit() - Method in class org.apache.hadoop.mapreduce.task.MapContextImpl
Get the input split for this map.
getInputTableName() - Method in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
 
getInputWriterClass() - Method in class org.apache.hadoop.streaming.io.IdentifierResolver
Returns the resolved InputWriter class.
getInstance() - Static method in class org.apache.hadoop.mapred.CleanupQueue
 
getInstance() - Static method in class org.apache.hadoop.mapreduce.Job
Creates a new Job A Job will be created with a generic Configuration.
getInstance(Configuration) - Static method in class org.apache.hadoop.mapreduce.Job
Creates a new Job with a given Configuration.
getInstance(Configuration, String) - Static method in class org.apache.hadoop.mapreduce.Job
Creates a new Job with a given Configuration and a given jobName.
getInstrumentationClass(Configuration) - Static method in class org.apache.hadoop.mapred.JobTracker
 
getInstrumentationClass(Configuration) - Static method in class org.apache.hadoop.mapred.TaskTracker
 
getInterface() - Method in class org.apache.hadoop.mapred.ConfiguredFailoverProxyProvider
 
getIntermediateOutputDir(String, String, String) - Static method in class org.apache.hadoop.mapred.TaskTracker
 
getInterval(ArrayList<MonitorJob>) - Static method in class org.apache.hadoop.contrib.failmon.Environment
Determines the minimum interval at which the executor thread needs to wake upto execute jobs.
getIOSortMB() - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateConfiguration
Get the IO sort space in MB.
getIsCleanup() - Method in class org.apache.hadoop.mapred.TaskLogAppender
Get whether task is cleanup attempt or not.
getIsJavaMapper(JobConf) - Static method in class org.apache.hadoop.mapred.pipes.Submitter
Check whether the job is using a Java Mapper.
getIsJavaRecordReader(JobConf) - Static method in class org.apache.hadoop.mapred.pipes.Submitter
Check whether the job is using a Java RecordReader
getIsJavaRecordWriter(JobConf) - Static method in class org.apache.hadoop.mapred.pipes.Submitter
Will the reduce use a Java RecordWriter?
getIsJavaReducer(JobConf) - Static method in class org.apache.hadoop.mapred.pipes.Submitter
Check whether the job is using a Java Reducer.
getIsMap() - Method in class org.apache.hadoop.mapred.TaskStatus
 
getJar() - Method in class org.apache.hadoop.mapred.JobConf
Get the user jar for the map-reduce job.
getJar() - Method in class org.apache.hadoop.mapreduce.Job
Get the pathname of the job's jar.
getJar() - Method in interface org.apache.hadoop.mapreduce.JobContext
Get the pathname of the job's jar.
getJar() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getJar() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getJar() - Method in class org.apache.hadoop.mapreduce.task.JobContextImpl
Get the pathname of the job's jar.
getJarUnpackPattern() - Method in class org.apache.hadoop.mapred.JobConf
Get the pattern for jar contents to unpack on the tasktracker
getJob(JobID) - Method in class org.apache.hadoop.mapred.JobClient
Get an RunningJob object to track an ongoing job.
getJob(String) - Method in class org.apache.hadoop.mapred.JobClient
Deprecated.
Applications should rather use JobClient.getJob(JobID).
getJob(JobID) - Method in class org.apache.hadoop.mapred.JobTracker
 
getJob() - Method in class org.apache.hadoop.mapred.lib.CombineFileSplit
 
getJob() - Method in class org.apache.hadoop.mapred.TaskInProgress
Return the parent job
getJob() - Method in class org.apache.hadoop.mapreduce.lib.jobcontrol.ControlledJob
 
getJobACLs() - Method in class org.apache.hadoop.mapred.JobHistory.JobInfo
Get the job acls.
getJobACLs() - Method in class org.apache.hadoop.mapred.JobStatus
Get the acls for Job.
getJobCacheSubdir(String) - Static method in class org.apache.hadoop.mapred.TaskTracker
 
getJobClient() - Method in class org.apache.hadoop.mapred.jobcontrol.Job
Deprecated.
 
getJobClient() - Method in class org.apache.hadoop.mapred.TaskTracker
The connection to the JobTracker, used by the TaskRunner for locating remote files.
getJobCompletionTime() - Method in class org.apache.hadoop.mapreduce.server.tasktracker.userlogs.JobCompletedEvent
Get the job completion time-stamp in milli-seconds.
getJobConf() - Method in interface org.apache.hadoop.mapred.JobContext
Get the job Configuration
getJobConf() - Method in class org.apache.hadoop.mapred.JobContextImpl
Deprecated.
Get the job Configuration
getJobConf() - Method in class org.apache.hadoop.mapred.jobcontrol.Job
Deprecated.
 
getJobConf() - Method in class org.apache.hadoop.mapred.MapOutputCollector.Context
 
getJobConf() - Method in class org.apache.hadoop.mapred.ShuffleConsumerPlugin.Context
 
getJobConf() - Method in interface org.apache.hadoop.mapred.TaskAttemptContext
Deprecated.
 
getJobConf() - Method in class org.apache.hadoop.mapred.TaskAttemptContextImpl
Deprecated.
 
getJobConf(JobID) - Method in class org.apache.hadoop.mapred.TaskTracker
Get the specific job conf for a running job.
getJobConf() - Method in class org.apache.hadoop.mapred.TaskTracker
Get the default job conf for this tracker.
getJobConfPath(Path) - Static method in class org.apache.hadoop.mapreduce.JobSubmissionFiles
Get the job conf path.
getJobCounters() - Method in class org.apache.hadoop.mapred.JobInProgress
Returns the job-level counters.
getJobCounters(JobID) - Method in class org.apache.hadoop.mapred.JobTracker
 
getJobCounters(JobID) - Method in class org.apache.hadoop.mapred.LocalJobRunner
 
getJobDir(String) - Static method in class org.apache.hadoop.mapred.TaskLog
Get the user log directory for the job jobid.
getJobDir(JobID) - Static method in class org.apache.hadoop.mapred.TaskLog
Get the user log directory for the job jobid.
getJobDistCacheArchives(Path) - Static method in class org.apache.hadoop.mapreduce.JobSubmissionFiles
Get the job distributed cache archives path.
getJobDistCacheFiles(Path) - Static method in class org.apache.hadoop.mapreduce.JobSubmissionFiles
Get the job distributed cache files path.
getJobDistCacheLibjars(Path) - Static method in class org.apache.hadoop.mapreduce.JobSubmissionFiles
Get the job distributed cache libjars path.
getJobEndNotificationURI() - Method in class org.apache.hadoop.mapred.JobConf
Get the uri to be invoked in-order to send a notification after the job has completed (success/failure).
getJobFile() - Method in class org.apache.hadoop.mapred.JobProfile
Get the configuration file for the job.
getJobFile() - Method in interface org.apache.hadoop.mapred.RunningJob
Get the path of the submitted job configuration.
getJobFile() - Method in class org.apache.hadoop.mapred.Task
 
getJobForFallowSlot(TaskType) - Method in class org.apache.hadoop.mapreduce.server.jobtracker.TaskTracker
Get the JobInProgress for which the fallow slot(s) are held.
getJobHistoryFileName(JobConf, JobID) - Static method in class org.apache.hadoop.mapred.JobHistory.JobInfo
Recover the job history filename from the history folder.
getJobHistoryFileNameParts(String) - Static method in class org.apache.hadoop.mapred.JobHistory.JobInfo
 
getJobHistoryLogLocation(String) - Static method in class org.apache.hadoop.mapred.JobHistory.JobInfo
Get the job history file path given the history filename
getJobHistoryLogLocationForUser(String, JobConf) - Static method in class org.apache.hadoop.mapred.JobHistory.JobInfo
Get the user job history file path
getJobID() - Method in class org.apache.hadoop.mapred.JobInProgress
 
getJobID() - Method in class org.apache.hadoop.mapred.JobProfile
Get the job id.
getJobId() - Method in class org.apache.hadoop.mapred.JobProfile
Deprecated.
use getJobID() instead
getJobId() - Method in class org.apache.hadoop.mapred.JobStatus
Deprecated.
use getJobID instead
getJobID() - Method in class org.apache.hadoop.mapred.JobStatus
 
getJobID() - Method in interface org.apache.hadoop.mapred.RunningJob
Deprecated.
This method is deprecated and will be removed. Applications should rather use RunningJob.getID().
getJobID() - Method in class org.apache.hadoop.mapred.Task
Get the job name for this task.
getJobID() - Method in class org.apache.hadoop.mapred.TaskAttemptID
 
getJobID() - Method in class org.apache.hadoop.mapred.TaskID
 
getJobID() - Method in interface org.apache.hadoop.mapreduce.JobContext
Get the unique ID for the job.
getJobID() - Method in class org.apache.hadoop.mapreduce.lib.jobcontrol.ControlledJob
 
getJobID() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getJobID() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getJobId() - Method in class org.apache.hadoop.mapreduce.security.token.JobTokenIdentifier
Get the jobid
getJobID() - Method in class org.apache.hadoop.mapreduce.server.tasktracker.userlogs.DeleteJobEvent
Get the jobid.
getJobID() - Method in class org.apache.hadoop.mapreduce.server.tasktracker.userlogs.JobCompletedEvent
Get the job id.
getJobID() - Method in class org.apache.hadoop.mapreduce.server.tasktracker.userlogs.JobStartedEvent
Get the job id.
getJobID() - Method in class org.apache.hadoop.mapreduce.task.JobContextImpl
Get the unique ID for the job.
getJobID() - Method in class org.apache.hadoop.mapreduce.TaskAttemptID
Returns the JobID object that this task attempt belongs to
getJobID() - Method in class org.apache.hadoop.mapreduce.TaskID
Returns the JobID object that this tip belongs to
getJobIDsPattern(String, Integer) - Static method in class org.apache.hadoop.mapred.JobID
Deprecated.
getJobJar(Path) - Static method in class org.apache.hadoop.mapreduce.JobSubmissionFiles
Get the job jar path.
getJobJarFile(String, String) - Static method in class org.apache.hadoop.mapred.TaskTracker
 
getJobLocalDir() - Method in class org.apache.hadoop.mapred.JobConf
Get job-specific shared directory for use as scratch space
getJobName() - Method in class org.apache.hadoop.mapred.JobConf
Get the user-specified job name.
getJobName() - Method in class org.apache.hadoop.mapred.JobProfile
Get the user-specified job name.
getJobName() - Method in interface org.apache.hadoop.mapred.RunningJob
Get the name of the job.
getJobName() - Method in interface org.apache.hadoop.mapreduce.JobContext
Get the user-specified job name.
getJobName() - Method in class org.apache.hadoop.mapreduce.lib.jobcontrol.ControlledJob
 
getJobName() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getJobName() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getJobName() - Method in class org.apache.hadoop.mapreduce.task.JobContextImpl
Get the user-specified job name.
getJobPriority() - Method in class org.apache.hadoop.mapred.JobConf
Get the JobPriority for this job.
getJobPriority() - Method in class org.apache.hadoop.mapred.JobStatus
Return the priority of the job
getJobProfile(JobID) - Method in class org.apache.hadoop.mapred.JobTracker
 
getJobProfile(JobID) - Method in class org.apache.hadoop.mapred.LocalJobRunner
 
getJobRunState(int) - Static method in class org.apache.hadoop.mapred.JobStatus
Helper method to get human-readable state of the job.
getJobs() - Static method in class org.apache.hadoop.contrib.failmon.Environment
Scans the configuration file to determine which monitoring utilities are available in the system.
getJobSetupCleanupNeeded() - Method in interface org.apache.hadoop.mapreduce.JobContext
Get whether job-setup and job-cleanup is needed for the job
getJobSetupCleanupNeeded() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getJobSetupCleanupNeeded() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getJobSetupCleanupNeeded() - Method in class org.apache.hadoop.mapreduce.task.JobContextImpl
Get whether job-setup and job-cleanup is needed for the job
getJobsFromQueue(String) - Method in class org.apache.hadoop.mapred.JobClient
Gets all the jobs which were added to particular Job Queue
getJobsFromQueue(String) - Method in class org.apache.hadoop.mapred.JobTracker
 
getJobsFromQueue(String) - Method in class org.apache.hadoop.mapred.LocalJobRunner
 
getJobSplitFile(Path) - Static method in class org.apache.hadoop.mapreduce.JobSubmissionFiles
 
getJobSplitMetaFile(Path) - Static method in class org.apache.hadoop.mapreduce.JobSubmissionFiles
 
getJobState() - Method in interface org.apache.hadoop.mapred.RunningJob
Returns the current state of the Job.
getJobState() - Method in class org.apache.hadoop.mapreduce.lib.jobcontrol.ControlledJob
 
getJobStatus(JobID) - Method in class org.apache.hadoop.mapred.JobTracker
 
getJobStatus(JobID) - Method in class org.apache.hadoop.mapred.LocalJobRunner
 
getJobStatus() - Method in interface org.apache.hadoop.mapred.RunningJob
Returns a snapshot of the current status, JobStatus, of the Job.
getJobSubmitHostAddress() - Method in class org.apache.hadoop.mapred.JobInProgress
 
getJobSubmitHostName() - Method in class org.apache.hadoop.mapred.JobInProgress
 
getJobToken(Credentials) - Static method in class org.apache.hadoop.mapreduce.security.TokenCache
 
getJobTokenSecret() - Method in class org.apache.hadoop.mapred.Task
Get the job token secret
getJobTracker() - Method in class org.apache.hadoop.mapred.JobTrackerHADaemon
 
getJobTrackerHAServiceProtocol() - Method in class org.apache.hadoop.mapred.JobTrackerHADaemon
 
getJobTrackerHostPort() - Method in class org.apache.hadoop.streaming.StreamJob
 
getJobTrackerId(Configuration) - Static method in class org.apache.hadoop.mapred.HAUtil
Get the jobtracker Id by matching the addressKey with the the address of the local node.
getJobTrackerId() - Method in class org.apache.hadoop.mapred.JobTrackerHAServiceTarget
 
getJobTrackerIdOfOtherNode(Configuration) - Static method in class org.apache.hadoop.mapred.HAUtil
Get the jobtracker Id of the other node in an HA setup.
getJobTrackerMachine() - Method in class org.apache.hadoop.mapred.JobTracker
 
getJobTrackerStatus() - Method in class org.apache.hadoop.mapred.ClusterStatus
Get the JobTracker's status.
getJobTrackerUrl() - Method in class org.apache.hadoop.mapred.TaskTracker
 
getJobTrackerUrl() - Method in interface org.apache.hadoop.mapred.TaskTrackerMXBean
 
getJtHaHttpRedirectAddress(Configuration, String) - Static method in class org.apache.hadoop.mapred.HAUtil
 
getJtHaRpcAddress(Configuration) - Static method in class org.apache.hadoop.mapred.HAUtil
 
getJtHaRpcAddress(Configuration, String) - Static method in class org.apache.hadoop.mapred.HAUtil
 
getJtIdentifier() - Method in class org.apache.hadoop.mapreduce.JobID
 
getJvmContext() - Method in class org.apache.hadoop.mapred.Task
Gets the task JvmContext
getJvmInfo() - Method in class org.apache.hadoop.mapreduce.server.tasktracker.userlogs.JvmFinishedEvent
Get the jvm info.
getJvmManagerInstance() - Method in class org.apache.hadoop.mapred.TaskTracker
 
getKeepCommandFile(JobConf) - Static method in class org.apache.hadoop.mapred.pipes.Submitter
Does the user want to keep the command file for debugging? If this is true, pipes will write a copy of the command data to a file in the task directory named "downlink.data", which may be used to run the C++ program under the debugger.
getKeepFailedTaskFiles() - Method in class org.apache.hadoop.mapred.JobConf
Should the temporary files for failed tasks be kept?
getKeepTaskFilesPattern() - Method in class org.apache.hadoop.mapred.JobConf
Get the regular expression that is matched against the task names to see if we need to keep the files.
getKey() - Method in class org.apache.hadoop.mapred.MapTask.MapOutputBuffer.MRResultIterator
 
getKey() - Method in interface org.apache.hadoop.mapred.RawKeyValueIterator
Gets the current raw key.
getKey() - Method in class org.apache.hadoop.mapreduce.lib.fieldsel.FieldSelectionHelper
 
getKeyClass() - Method in class org.apache.hadoop.mapred.KeyValueLineRecordReader
 
getKeyClass() - Method in class org.apache.hadoop.mapred.SequenceFileRecordReader
The class of key that must be passed to SequenceFileRecordReader.next(Object, Object)..
getKeyClass() - Method in class org.apache.hadoop.mapreduce.lib.input.KeyValueLineRecordReader
 
getKeyClassName() - Method in class org.apache.hadoop.mapred.SequenceFileAsBinaryInputFormat.SequenceFileAsBinaryRecordReader
Retrieve the name of the key class for this SequenceFile.
getKeyClassName() - Method in class org.apache.hadoop.mapreduce.lib.input.SequenceFileAsBinaryInputFormat.SequenceFileAsBinaryRecordReader
Retrieve the name of the key class for this SequenceFile.
getKeyFieldComparatorOption() - Method in class org.apache.hadoop.mapred.JobConf
Get the KeyFieldBasedComparator options
getKeyFieldComparatorOption(JobContext) - Static method in class org.apache.hadoop.mapreduce.lib.partition.KeyFieldBasedComparator
Get the KeyFieldBasedComparator options
getKeyFieldPartitionerOption() - Method in class org.apache.hadoop.mapred.JobConf
Get the KeyFieldBasedPartitioner options
getKeyFieldPartitionerOption(JobContext) - Method in class org.apache.hadoop.mapreduce.lib.partition.KeyFieldBasedPartitioner
Get the KeyFieldBasedPartitioner options
getKind() - Method in class org.apache.hadoop.mapreduce.security.token.delegation.DelegationTokenIdentifier
 
getKind() - Method in class org.apache.hadoop.mapreduce.security.token.JobTokenIdentifier
getKind() - Method in class org.apache.hadoop.mapreduce.security.token.JobTokenIdentifier.Renewer
 
getLastOutput() - Method in class org.apache.hadoop.streaming.io.OutputReader
Returns the last output from the client as a String.
getLastOutput() - Method in class org.apache.hadoop.streaming.io.RawBytesOutputReader
 
getLastOutput() - Method in class org.apache.hadoop.streaming.io.TextOutputReader
 
getLastOutput() - Method in class org.apache.hadoop.streaming.io.TypedBytesOutputReader
 
getLastSeen() - Method in class org.apache.hadoop.mapred.TaskTrackerStatus
 
getLaunchTime() - Method in class org.apache.hadoop.mapred.JobInProgress
 
getLength() - Method in class org.apache.hadoop.examples.SleepJob.EmptySplit
 
getLength() - Method in class org.apache.hadoop.mapred.FileSplit
The number of bytes in the file to process.
getLength() - Method in interface org.apache.hadoop.mapred.InputSplit
Get the total number of bytes in the data of the InputSplit.
getLength() - Method in class org.apache.hadoop.mapred.join.CompositeInputSplit
Return the aggregate length of all child InputSplits currently added.
getLength(int) - Method in class org.apache.hadoop.mapred.join.CompositeInputSplit
Get the length of ith child InputSplit.
getLength() - Method in class org.apache.hadoop.mapred.lib.CombineFileSplit
 
getLength(int) - Method in class org.apache.hadoop.mapred.lib.CombineFileSplit
Returns the length of the ith Path
getLength() - Method in class org.apache.hadoop.mapreduce.InputSplit
Get the size of the split, so that the input splits can be sorted by size.
getLength() - Method in class org.apache.hadoop.mapreduce.lib.db.DataDrivenDBInputFormat.DataDrivenDBInputSplit
 
getLength() - Method in class org.apache.hadoop.mapreduce.lib.db.DBInputFormat.DBInputSplit
 
getLength() - Method in class org.apache.hadoop.mapreduce.lib.input.CombineFileSplit
 
getLength(int) - Method in class org.apache.hadoop.mapreduce.lib.input.CombineFileSplit
Returns the length of the ith Path
getLength() - Method in class org.apache.hadoop.mapreduce.lib.input.FileSplit
The number of bytes in the file to process.
getLengths() - Method in class org.apache.hadoop.mapred.lib.CombineFileSplit
Returns an array containing the lengths of the files in the split
getLengths() - Method in class org.apache.hadoop.mapreduce.lib.input.CombineFileSplit
Returns an array containing the lengths of the files in the split
getLocalAnalysisClass() - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateConfiguration
Get the local analysis class.
getLocalCacheArchives(Configuration) - Static method in class org.apache.hadoop.filecache.DistributedCache
Return the path array of the localized caches.
getLocalCacheArchives() - Method in interface org.apache.hadoop.mapreduce.JobContext
Return the path array of the localized caches
getLocalCacheArchives() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getLocalCacheArchives() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getLocalCacheArchives() - Method in class org.apache.hadoop.mapreduce.task.JobContextImpl
Return the path array of the localized caches
getLocalCacheFiles(Configuration) - Static method in class org.apache.hadoop.filecache.DistributedCache
Return the path array of the localized files.
getLocalCacheFiles() - Method in interface org.apache.hadoop.mapreduce.JobContext
Return the path array of the localized files
getLocalCacheFiles() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getLocalCacheFiles() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getLocalCacheFiles() - Method in class org.apache.hadoop.mapreduce.task.JobContextImpl
Return the path array of the localized files
getLocalDirs() - Method in class org.apache.hadoop.mapred.JobConf
 
getLocalDirs() - Method in class org.apache.hadoop.mapred.TaskController
 
getLocalJobDir(String, String) - Static method in class org.apache.hadoop.mapred.TaskTracker
 
getLocalJobFilePath(JobID) - Static method in class org.apache.hadoop.mapred.JobHistory.JobInfo
Get the path of the locally stored job file
getLocalJobFilePath(JobID) - Static method in class org.apache.hadoop.mapred.JobTracker
Get the localized job file path on the job trackers local file system
getLocalMaxRunningMaps(JobContext) - Static method in class org.apache.hadoop.mapred.LocalJobRunner
 
getLocalPath(String) - Method in class org.apache.hadoop.mapred.JobConf
Constructs a local file name.
getLocalTaskDir(String, String, String) - Static method in class org.apache.hadoop.mapred.TaskTracker
 
getLocalTaskDir(String, String, String, boolean) - Static method in class org.apache.hadoop.mapred.TaskTracker
 
getLocation(int) - Method in class org.apache.hadoop.mapred.join.CompositeInputSplit
getLocations from ith InputSplit.
getLocation() - Method in class org.apache.hadoop.mapred.ReduceTask.ReduceCopier.MapOutputCopier
Get the current map output location.
getLocations() - Method in class org.apache.hadoop.examples.SleepJob.EmptySplit
 
getLocations() - Method in class org.apache.hadoop.mapred.FileSplit
 
getLocations() - Method in interface org.apache.hadoop.mapred.InputSplit
Get the list of hostnames where the input split is located.
getLocations() - Method in class org.apache.hadoop.mapred.join.CompositeInputSplit
Collect a set of hosts from all child InputSplits.
getLocations() - Method in class org.apache.hadoop.mapred.lib.CombineFileSplit
Returns all the Paths where this input-split resides
getLocations() - Method in class org.apache.hadoop.mapred.MultiFileSplit
Deprecated.
 
getLocations() - Method in class org.apache.hadoop.mapreduce.InputSplit
Get the list of nodes by name where the data for the split would be local.
getLocations() - Method in class org.apache.hadoop.mapreduce.lib.db.DBInputFormat.DBInputSplit
Get the list of nodes by name where the data for the split would be local.
getLocations() - Method in class org.apache.hadoop.mapreduce.lib.input.CombineFileSplit
Returns all the Paths where this input-split resides
getLocations() - Method in class org.apache.hadoop.mapreduce.lib.input.FileSplit
 
getLocations() - Method in class org.apache.hadoop.mapreduce.split.JobSplit.SplitMetaInfo
 
getLocations() - Method in class org.apache.hadoop.mapreduce.split.JobSplit.TaskSplitMetaInfo
 
getLogicalName(String) - Static method in class org.apache.hadoop.mapred.HAUtil
 
getLogicalName(Configuration) - Static method in class org.apache.hadoop.mapred.HAUtil
 
getLogicalName() - Method in class org.apache.hadoop.mapred.JobTrackerHAServiceTarget
 
getLogLocation() - Method in class org.apache.hadoop.mapreduce.server.tasktracker.JVMInfo
 
getLongValue(Object) - Method in class org.apache.hadoop.contrib.utils.join.JobBase
 
getLowerClause() - Method in class org.apache.hadoop.mapreduce.lib.db.DataDrivenDBInputFormat.DataDrivenDBInputSplit
 
getMap() - Method in class org.apache.hadoop.contrib.failmon.EventRecord
Return the HashMap of properties of the EventRecord.
getMapCompletionEvents(JobID, int, int, TaskAttemptID, JvmContext) - Method in class org.apache.hadoop.mapred.TaskTracker
 
getMapCompletionEvents(JobID, int, int, TaskAttemptID, JvmContext) - Method in interface org.apache.hadoop.mapred.TaskUmbilicalProtocol
Called by a reduce task to get the map output locations for finished maps.
getMapContext(MapContext<KEYIN, VALUEIN, KEYOUT, VALUEOUT>) - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper
Get a wrapped Mapper.Context for custom implementations.
getMapCounters() - Method in class org.apache.hadoop.mapred.JobInProgress
Returns map phase counters by summing over all map tasks in progress.
getMapDebugScript() - Method in class org.apache.hadoop.mapred.JobConf
Get the map task's debug script.
getMapInputSize() - Method in class org.apache.hadoop.mapred.TaskInProgress
 
getMapOutputCompressorClass(Class<? extends CompressionCodec>) - Method in class org.apache.hadoop.mapred.JobConf
Get the CompressionCodec for compressing the map outputs.
getMapOutputFile() - Method in class org.apache.hadoop.mapred.Task
 
getMapOutputKeyClass() - Static method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateMapper
Get the map output key class.
getMapOutputKeyClass() - Method in class org.apache.hadoop.mapred.JobConf
Get the key class for the map output data.
getMapOutputKeyClass() - Method in interface org.apache.hadoop.mapreduce.JobContext
Get the key class for the map output data.
getMapOutputKeyClass() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getMapOutputKeyClass() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getMapOutputKeyClass() - Method in class org.apache.hadoop.mapreduce.task.JobContextImpl
Get the key class for the map output data.
getMapOutputValueClass() - Static method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateMapper
Get the map output value class.
getMapOutputValueClass() - Method in class org.apache.hadoop.mapred.JobConf
Get the value class for the map output data.
getMapOutputValueClass() - Method in interface org.apache.hadoop.mapreduce.JobContext
Get the value class for the map output data.
getMapOutputValueClass() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getMapOutputValueClass() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getMapOutputValueClass() - Method in class org.apache.hadoop.mapreduce.task.JobContextImpl
Get the value class for the map output data.
getMapper() - Method in class org.apache.hadoop.mapred.MapRunner
 
getMapperClass() - Method in class org.apache.hadoop.mapred.JobConf
Get the Mapper class for the job.
getMapperClass() - Method in interface org.apache.hadoop.mapreduce.JobContext
Get the Mapper class for the job.
getMapperClass(JobContext) - Static method in class org.apache.hadoop.mapreduce.lib.map.MultithreadedMapper
Get the application's mapper class.
getMapperClass() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getMapperClass() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getMapperClass() - Method in class org.apache.hadoop.mapreduce.task.JobContextImpl
Get the Mapper class for the job.
getMapperMaxSkipRecords(Configuration) - Static method in class org.apache.hadoop.mapred.SkipBadRecords
Get the number of acceptable skip records surrounding the bad record PER bad record in mapper.
getMapredJobID() - Method in class org.apache.hadoop.mapreduce.lib.jobcontrol.ControlledJob
 
getMapredTempDir() - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateConfiguration
Get the Map/Reduce temp directory.
getMapRunnerClass() - Method in class org.apache.hadoop.mapred.JobConf
Get the MapRunnable class for the job.
getMapSlotCapacity() - Method in class org.apache.hadoop.mapreduce.ClusterMetrics
Get the total number of map slots in the cluster.
getMapSpeculativeExecution() - Method in class org.apache.hadoop.mapred.JobConf
Should speculative execution be used for this job for map tasks? Defaults to true.
getMapTask() - Method in class org.apache.hadoop.mapred.MapOutputCollector.Context
 
getMapTaskCompletionEvents() - Method in class org.apache.hadoop.mapred.MapTaskCompletionEventsUpdate
 
getMapTaskReports(JobID) - Method in class org.apache.hadoop.mapred.JobClient
Get the information of the current state of the map tasks of a job.
getMapTaskReports(String) - Method in class org.apache.hadoop.mapred.JobClient
Deprecated.
Applications should rather use JobClient.getMapTaskReports(JobID)
getMapTaskReports(JobID) - Method in class org.apache.hadoop.mapred.JobTracker
 
getMapTaskReports(JobID) - Method in class org.apache.hadoop.mapred.LocalJobRunner
 
getMapTasks() - Method in class org.apache.hadoop.mapred.ClusterStatus
Get the number of currently running map tasks in the cluster.
getMaxMapAttempts() - Method in class org.apache.hadoop.mapred.JobConf
Get the configured number of maximum attempts that will be made to run a map task, as specified by the mapred.map.max.attempts property.
getMaxMapAttempts() - Method in interface org.apache.hadoop.mapreduce.JobContext
Get the configured number of maximum attempts that will be made to run a
getMaxMapAttempts() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getMaxMapAttempts() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getMaxMapAttempts() - Method in class org.apache.hadoop.mapreduce.task.JobContextImpl
Get the configured number of maximum attempts that will be made to run a map task, as specified by the mapred.map.max.attempts property.
getMaxMapSlots() - Method in class org.apache.hadoop.mapred.TaskTrackerStatus
Get the maximum map slots for this node.
getMaxMapTaskFailuresPercent() - Method in class org.apache.hadoop.mapred.JobConf
Get the maximum percentage of map tasks that can fail without the job being aborted.
getMaxMapTasks() - Method in class org.apache.hadoop.mapred.ClusterStatus
Get the maximum capacity for running map tasks in the cluster.
getMaxMemory() - Method in class org.apache.hadoop.mapred.ClusterStatus
Deprecated.
getMaxPhysicalMemoryForTask() - Method in class org.apache.hadoop.mapred.JobConf
Deprecated.
this variable is deprecated and nolonger in use.
getMaxReduceAttempts() - Method in class org.apache.hadoop.mapred.JobConf
Get the configured number of maximum attempts that will be made to run a reduce task, as specified by the mapred.reduce.max.attempts property.
getMaxReduceAttempts() - Method in interface org.apache.hadoop.mapreduce.JobContext
Get the configured number of maximum attempts that will be made to run a
getMaxReduceAttempts() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getMaxReduceAttempts() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getMaxReduceAttempts() - Method in class org.apache.hadoop.mapreduce.task.JobContextImpl
Get the configured number of maximum attempts that will be made to run a reduce task, as specified by the mapred.reduce.max.attempts property.
getMaxReduceSlots() - Method in class org.apache.hadoop.mapred.TaskTrackerStatus
Get the maximum reduce slots for this node.
getMaxReduceTaskFailuresPercent() - Method in class org.apache.hadoop.mapred.JobConf
Get the maximum percentage of reduce tasks that can fail without the job being aborted.
getMaxReduceTasks() - Method in class org.apache.hadoop.mapred.ClusterStatus
Get the maximum capacity for running reduce tasks in the cluster.
getMaxSplitSize(JobContext) - Static method in class org.apache.hadoop.mapreduce.lib.input.FileInputFormat
Get the maximum split size.
getMaxStringSize() - Method in class org.apache.hadoop.mapred.TaskStatus
Testcases can override TaskStatus.getMaxStringSize() to control the max-size of strings in TaskStatus.
getMaxTaskFailuresPerTracker() - Method in class org.apache.hadoop.mapred.JobConf
Expert: Get the maximum no.
getMaxVirtualMemoryForTask() - Method in class org.apache.hadoop.mapred.JobConf
getMD5Hash(String) - Static method in class org.apache.hadoop.contrib.failmon.Anonymizer
Create the MD5 digest of an input text.
getMemoryCalculatorPlugin(Class<? extends MemoryCalculatorPlugin>, Configuration) - Static method in class org.apache.hadoop.util.MemoryCalculatorPlugin
Get the MemoryCalculatorPlugin from the class name and configure it.
getMemoryForMapTask() - Method in class org.apache.hadoop.mapred.JobConf
Get memory required to run a map task of the job, in MB.
getMemoryForReduceTask() - Method in class org.apache.hadoop.mapred.JobConf
Get memory required to run a reduce task of the job, in MB.
getMergeThrowable() - Method in class org.apache.hadoop.mapred.ReduceTask.ReduceCopier
 
getMergeThrowable() - Method in interface org.apache.hadoop.mapred.ShuffleConsumerPlugin
To get any exception from merge.
getMessage() - Method in exception org.apache.hadoop.mapred.InvalidInputException
Get a summary message of the problems found.
getMessage() - Method in exception org.apache.hadoop.mapreduce.lib.input.InvalidInputException
Get a summary message of the problems found.
getMessage() - Method in class org.apache.hadoop.mapreduce.lib.jobcontrol.ControlledJob
 
getMinSplitSize(JobContext) - Static method in class org.apache.hadoop.mapreduce.lib.input.FileInputFormat
Get the minimum split size
getName() - Method in class org.apache.hadoop.examples.dancing.Pentomino.Piece
 
getName() - Method in class org.apache.hadoop.mapred.Counters.Counter
Deprecated.
 
getName() - Method in class org.apache.hadoop.mapred.Counters.Group
Deprecated.
 
getName() - Method in interface org.apache.hadoop.mapreduce.Counter
 
getName() - Method in class org.apache.hadoop.mapreduce.counters.AbstractCounterGroup
 
getName() - Method in interface org.apache.hadoop.mapreduce.counters.CounterGroupBase
Get the internal name of the group
getName() - Method in class org.apache.hadoop.mapreduce.counters.FileSystemCounterGroup.FSCounter
 
getName() - Method in class org.apache.hadoop.mapreduce.counters.FileSystemCounterGroup
 
getName() - Method in class org.apache.hadoop.mapreduce.counters.FrameworkCounterGroup.FrameworkCounter
 
getName() - Method in class org.apache.hadoop.mapreduce.counters.FrameworkCounterGroup
 
getName() - Method in class org.apache.hadoop.mapreduce.counters.GenericCounter
 
getNamedOutputFormatClass(JobConf, String) - Static method in class org.apache.hadoop.mapred.lib.MultipleOutputs
Returns the named output OutputFormat.
getNamedOutputKeyClass(JobConf, String) - Static method in class org.apache.hadoop.mapred.lib.MultipleOutputs
Returns the key class for a named output.
getNamedOutputs() - Method in class org.apache.hadoop.mapred.lib.MultipleOutputs
Returns iterator with the defined name outputs.
getNamedOutputsList(JobConf) - Static method in class org.apache.hadoop.mapred.lib.MultipleOutputs
Returns list of channel names.
getNamedOutputValueClass(JobConf, String) - Static method in class org.apache.hadoop.mapred.lib.MultipleOutputs
Returns the value class for a named output.
getNewJobId() - Method in class org.apache.hadoop.mapred.JobTracker
Allocates a new JobId string.
getNewJobId() - Method in class org.apache.hadoop.mapred.LocalJobRunner
 
getNext() - Method in class org.apache.hadoop.contrib.failmon.LogParser
Continue parsing the log file until a valid log entry is identified.
getNextHeartbeatInterval() - Method in class org.apache.hadoop.mapred.JobTracker
Calculates next heartbeat interval using cluster size.
getNextRecordRange() - Method in class org.apache.hadoop.mapred.TaskStatus
Get the next record range which is going to be processed by Task.
getNode(String) - Method in class org.apache.hadoop.mapred.JobTracker
Return the Node in the network topology that corresponds to the hostname
getNode() - Method in class org.apache.hadoop.mapred.join.Parser.NodeToken
 
getNode() - Method in class org.apache.hadoop.mapred.join.Parser.Token
 
getNodesAtMaxLevel() - Method in class org.apache.hadoop.mapred.JobTracker
Returns a collection of nodes at the max level
getNum() - Method in class org.apache.hadoop.mapred.join.Parser.NumToken
 
getNum() - Method in class org.apache.hadoop.mapred.join.Parser.Token
 
getNumberColumns() - Method in class org.apache.hadoop.examples.dancing.DancingLinks
Get the number of columns.
getNumberOfFailedMachines() - Method in class org.apache.hadoop.mapred.TaskInProgress
Get the number of machines where this task has failed.
getNumberOfThreads(JobContext) - Static method in class org.apache.hadoop.mapreduce.lib.map.MultithreadedMapper
The number of threads in the thread pool that will run the map function.
getNumberOfUniqueHosts() - Method in class org.apache.hadoop.mapred.JobTracker
 
getNumExcludedNodes() - Method in class org.apache.hadoop.mapred.ClusterStatus
Get the number of excluded hosts in the cluster.
getNumLinesPerSplit(JobContext) - Static method in class org.apache.hadoop.mapreduce.lib.input.NLineInputFormat
Get the number of lines per split
getNumMaps() - Method in class org.apache.hadoop.mapred.ReduceTask
 
getNumMapTasks() - Method in class org.apache.hadoop.mapred.JobConf
Get configured the number of reduce tasks for this job.
getNumOfKeyFields() - Method in class org.apache.hadoop.streaming.PipeMapper
 
getNumOfKeyFields() - Method in class org.apache.hadoop.streaming.PipeMapRed
Returns the number of key fields.
getNumOfKeyFields() - Method in class org.apache.hadoop.streaming.PipeReducer
 
getNumPaths() - Method in class org.apache.hadoop.mapred.lib.CombineFileSplit
Returns the number of Paths in the split
getNumPaths() - Method in class org.apache.hadoop.mapreduce.lib.input.CombineFileSplit
Returns the number of Paths in the split
getNumProcessors() - Method in class org.apache.hadoop.mapred.TaskTrackerStatus.ResourceStatus
Get the number of processors on this TaskTracker Will return UNAVAILABLE if it cannot be obtained
getNumProcessors() - Method in class org.apache.hadoop.util.LinuxResourceCalculatorPlugin
Obtain the total number of processors present on the system.
getNumProcessors() - Method in class org.apache.hadoop.util.ResourceCalculatorPlugin
Obtain the total number of processors present on the system.
getNumReduceTasks() - Method in class org.apache.hadoop.mapred.JobConf
Get configured the number of reduce tasks for this job.
getNumReduceTasks() - Method in interface org.apache.hadoop.mapreduce.JobContext
Get configured the number of reduce tasks for this job.
getNumReduceTasks() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getNumReduceTasks() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getNumReduceTasks() - Method in class org.apache.hadoop.mapreduce.task.JobContextImpl
Get configured the number of reduce tasks for this job.
getNumReservedTaskTrackersForMaps() - Method in class org.apache.hadoop.mapred.JobInProgress
 
getNumReservedTaskTrackersForReduces() - Method in class org.apache.hadoop.mapred.JobInProgress
 
getNumResolvedTaskTrackers() - Method in class org.apache.hadoop.mapred.JobTracker
 
getNumSchedulingOpportunities() - Method in class org.apache.hadoop.mapred.JobInProgress
 
getNumSlots() - Method in class org.apache.hadoop.mapred.TaskStatus
 
getNumSlotsPerTask(TaskType) - Method in class org.apache.hadoop.mapred.JobInProgress
 
getNumSlotsRequired() - Method in class org.apache.hadoop.mapred.Task
 
getNumTaskCacheLevels() - Method in class org.apache.hadoop.mapred.JobTracker
 
getNumTasksToExecutePerJvm() - Method in class org.apache.hadoop.mapred.JobConf
Get the number of tasks that a spawned JVM should execute
getOccupiedMapSlots() - Method in class org.apache.hadoop.mapreduce.ClusterMetrics
Get number of occupied map slots in the cluster.
getOccupiedReduceSlots() - Method in class org.apache.hadoop.mapreduce.ClusterMetrics
Get the number of occupied reduce slots in the cluster.
getOffset(int) - Method in class org.apache.hadoop.mapred.lib.CombineFileSplit
Returns the start offset of the ith Path
getOffset(int) - Method in class org.apache.hadoop.mapreduce.lib.input.CombineFileSplit
Returns the start offset of the ith Path
getOp() - Method in class org.apache.hadoop.contrib.index.example.LineDocTextAndOp
Get the type of the operation.
getOp() - Method in class org.apache.hadoop.contrib.index.mapred.DocumentAndOp
Get the type of operation.
getOutputCommitter() - Method in class org.apache.hadoop.mapred.JobConf
Get the OutputCommitter implementation for the map-reduce job, defaults to FileOutputCommitter if not specified explicitly.
getOutputCommitter(TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.lib.db.DBOutputFormat
 
getOutputCommitter() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getOutputCommitter(TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.lib.output.FileOutputFormat
 
getOutputCommitter(TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.lib.output.FilterOutputFormat
 
getOutputCommitter(TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.lib.output.LazyOutputFormat
 
getOutputCommitter(TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.lib.output.NullOutputFormat
 
getOutputCommitter() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getOutputCommitter(TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.OutputFormat
Get the output committer for this output format.
getOutputCommitter() - Method in class org.apache.hadoop.mapreduce.task.TaskInputOutputContextImpl
 
getOutputCommitter() - Method in interface org.apache.hadoop.mapreduce.TaskInputOutputContext
Get the OutputCommitter for the task-attempt.
getOutputCompressionType(JobConf) - Static method in class org.apache.hadoop.mapred.SequenceFileOutputFormat
Get the SequenceFile.CompressionType for the output SequenceFile.
getOutputCompressionType(JobContext) - Static method in class org.apache.hadoop.mapreduce.lib.output.SequenceFileOutputFormat
Get the SequenceFile.CompressionType for the output SequenceFile.
getOutputCompressorClass(JobConf, Class<? extends CompressionCodec>) - Static method in class org.apache.hadoop.mapred.FileOutputFormat
Get the CompressionCodec for compressing the job outputs.
getOutputCompressorClass(JobContext, Class<? extends CompressionCodec>) - Static method in class org.apache.hadoop.mapreduce.lib.output.FileOutputFormat
Get the CompressionCodec for compressing the job outputs.
getOutputFieldCount() - Method in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
 
getOutputFieldNames() - Method in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
 
getOutputFile() - Method in class org.apache.hadoop.mapred.MapOutputFile
Return the path to local map output file created earlier
getOutputFileForWrite(long) - Method in class org.apache.hadoop.mapred.MapOutputFile
Create a local map output file name.
getOutputFormat() - Method in class org.apache.hadoop.mapred.JobConf
Get the OutputFormat implementation for the map-reduce job, defaults to TextOutputFormat if not specified explicity.
getOutputFormatClass() - Method in interface org.apache.hadoop.mapreduce.JobContext
Get the OutputFormat class for the job.
getOutputFormatClass() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getOutputFormatClass() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getOutputFormatClass() - Method in class org.apache.hadoop.mapreduce.task.JobContextImpl
Get the OutputFormat class for the job.
getOutputIndexFile() - Method in class org.apache.hadoop.mapred.MapOutputFile
Return the path to a local map output index file created earlier
getOutputIndexFileForWrite(long) - Method in class org.apache.hadoop.mapred.MapOutputFile
Create a local map output index file name.
getOutputKeyClass() - Static method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateReducer
Get the reduce output key class.
getOutputKeyClass() - Method in class org.apache.hadoop.mapred.JobConf
Get the key class for the job output data.
getOutputKeyClass() - Method in interface org.apache.hadoop.mapreduce.JobContext
Get the key class for the job output data.
getOutputKeyClass() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getOutputKeyClass() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getOutputKeyClass() - Method in class org.apache.hadoop.mapreduce.task.JobContextImpl
Get the key class for the job output data.
getOutputKeyClass() - Method in class org.apache.hadoop.streaming.io.IdentifierResolver
Returns the resolved output key class.
getOutputKeyComparator() - Method in class org.apache.hadoop.mapred.JobConf
Get the RawComparator comparator used to compare keys.
getOutputLocation() - Method in class org.apache.hadoop.mapred.ReduceTask.ReduceCopier.MapOutputLocation
 
getOutputName(JobContext) - Static method in class org.apache.hadoop.mapreduce.lib.output.FileOutputFormat
Get the base output name for the output file.
getOutputPath(JobConf) - Static method in class org.apache.hadoop.mapred.FileOutputFormat
Get the Path to the output directory for the map-reduce job.
getOutputPath(JobContext) - Static method in class org.apache.hadoop.mapreduce.lib.output.FileOutputFormat
Get the Path to the output directory for the map-reduce job.
getOutputReaderClass() - Method in class org.apache.hadoop.streaming.io.IdentifierResolver
Returns the resolved OutputReader class.
getOutputSize() - Method in class org.apache.hadoop.mapred.TaskStatus
Returns the number of bytes of output from this map.
getOutputTableName() - Method in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
 
getOutputValueClass() - Static method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateReducer
Get the reduce output value class.
getOutputValueClass() - Method in class org.apache.hadoop.mapred.JobConf
Get the value class for job outputs.
getOutputValueClass() - Method in interface org.apache.hadoop.mapreduce.JobContext
Get the value class for job outputs.
getOutputValueClass() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getOutputValueClass() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getOutputValueClass() - Method in class org.apache.hadoop.mapreduce.task.JobContextImpl
Get the value class for job outputs.
getOutputValueClass() - Method in class org.apache.hadoop.streaming.io.IdentifierResolver
Returns the resolved output value class.
getOutputValueGroupingComparator() - Method in class org.apache.hadoop.mapred.JobConf
Get the user defined WritableComparable comparator for grouping keys of inputs to the reduce.
getParentNode(Node, int) - Static method in class org.apache.hadoop.mapred.JobTracker
 
getPartition(Shard, IntermediateForm, int) - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdatePartitioner
 
getPartition(SecondarySort.IntPair, IntWritable, int) - Method in class org.apache.hadoop.examples.SecondarySort.FirstPartitioner
 
getPartition(IntWritable, NullWritable, int) - Method in class org.apache.hadoop.examples.SleepJob
 
getPartition(K2, V2, int) - Method in class org.apache.hadoop.mapred.lib.HashPartitioner
Use Object.hashCode() to partition.
getPartition(K2, V2, int) - Method in class org.apache.hadoop.mapred.lib.KeyFieldBasedPartitioner
 
getPartition(int, int) - Method in class org.apache.hadoop.mapred.lib.KeyFieldBasedPartitioner
 
getPartition(K, V, int) - Method in class org.apache.hadoop.mapred.lib.TotalOrderPartitioner
 
getPartition(K2, V2, int) - Method in interface org.apache.hadoop.mapred.Partitioner
Get the paritition number for a given key (hence record) given the total number of partitions i.e.
getPartition() - Method in class org.apache.hadoop.mapred.Task
Get the index of this task within the job.
getPartition(BinaryComparable, V, int) - Method in class org.apache.hadoop.mapreduce.lib.partition.BinaryPartitioner
Use (the specified slice of the array returned by) BinaryComparable.getBytes() to partition.
getPartition(K, V, int) - Method in class org.apache.hadoop.mapreduce.lib.partition.HashPartitioner
Use Object.hashCode() to partition.
getPartition(K2, V2, int) - Method in class org.apache.hadoop.mapreduce.lib.partition.KeyFieldBasedPartitioner
 
getPartition(int, int) - Method in class org.apache.hadoop.mapreduce.lib.partition.KeyFieldBasedPartitioner
 
getPartition(K, V, int) - Method in class org.apache.hadoop.mapreduce.lib.partition.TotalOrderPartitioner
 
getPartition(KEY, VALUE, int) - Method in class org.apache.hadoop.mapreduce.Partitioner
Get the partition number for a given key (hence record) given the total number of partitions i.e.
getPartitionerClass() - Method in class org.apache.hadoop.mapred.JobConf
Get the Partitioner used to partition Mapper-outputs to be sent to the Reducers.
getPartitionerClass() - Method in interface org.apache.hadoop.mapreduce.JobContext
Get the Partitioner class for the job.
getPartitionerClass() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getPartitionerClass() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getPartitionerClass() - Method in class org.apache.hadoop.mapreduce.task.JobContextImpl
Get the Partitioner class for the job.
getPartitionFile(JobConf) - Static method in class org.apache.hadoop.mapred.lib.TotalOrderPartitioner
Get the path to the SequenceFile storing the sorted partition keyset.
getPartitionFile(Configuration) - Static method in class org.apache.hadoop.mapreduce.lib.partition.TotalOrderPartitioner
Get the path to the SequenceFile storing the sorted partition keyset.
getPath() - Method in class org.apache.hadoop.mapred.FileSplit
The file containing this split's data.
getPath(int) - Method in class org.apache.hadoop.mapred.lib.CombineFileSplit
Returns the ith Path
getPath(int) - Method in class org.apache.hadoop.mapreduce.lib.input.CombineFileSplit
Returns the ith Path
getPath() - Method in class org.apache.hadoop.mapreduce.lib.input.FileSplit
The file containing this split's data.
getPathForCleanup() - Method in class org.apache.hadoop.mapred.CleanupQueue.PathDeletionContext
 
getPathForCustomFile(JobConf, String) - Static method in class org.apache.hadoop.mapred.FileOutputFormat
Helper function to generate a Path for a file that is unique for the task within the job output directory.
getPathForWorkFile(TaskInputOutputContext<?, ?, ?, ?>, String, String) - Static method in class org.apache.hadoop.mapreduce.lib.output.FileOutputFormat
Helper function to generate a Path for a file that is unique for the task within the job output directory.
getPaths() - Method in class org.apache.hadoop.mapred.lib.CombineFileSplit
Returns all the Paths in the split
getPaths() - Method in class org.apache.hadoop.mapreduce.lib.input.CombineFileSplit
Returns all the Paths in the split
getPhase() - Method in class org.apache.hadoop.mapred.Task
Return current phase of the task.
getPhase() - Method in class org.apache.hadoop.mapred.TaskStatus
Get current phase of this task.
getPhysicalMemorySize() - Method in class org.apache.hadoop.util.LinuxMemoryCalculatorPlugin
Obtain the total size of the physical memory present in the system.
getPhysicalMemorySize() - Method in class org.apache.hadoop.util.LinuxResourceCalculatorPlugin
Obtain the total size of the physical memory present in the system.
getPhysicalMemorySize() - Method in class org.apache.hadoop.util.MemoryCalculatorPlugin
Obtain the total size of the physical memory present in the system.
getPhysicalMemorySize() - Method in class org.apache.hadoop.util.ResourceCalculatorPlugin
Obtain the total size of the physical memory present in the system.
getPhysicalMemorySize() - Method in class org.apache.hadoop.util.ResourceCalculatorPlugin.ProcResourceValues
Obtain the physical memory size used by current process tree.
getPolicyProvider() - Method in class org.apache.hadoop.mapred.tools.MRZKFailoverController
 
getPos() - Method in class org.apache.hadoop.contrib.index.example.LineDocRecordReader
 
getPos() - Method in class org.apache.hadoop.mapred.join.CompositeRecordReader
Unsupported (returns zero in all cases).
getPos() - Method in class org.apache.hadoop.mapred.join.WrappedRecordReader
Request position from proxied RR.
getPos() - Method in class org.apache.hadoop.mapred.KeyValueLineRecordReader
 
getPos() - Method in class org.apache.hadoop.mapred.lib.CombineFileRecordReader
return the amount of data processed
getPos() - Method in class org.apache.hadoop.mapred.lib.db.DBInputFormat.DBRecordReader
 
getPos() - Method in class org.apache.hadoop.mapred.LineRecordReader
 
getPos() - Method in interface org.apache.hadoop.mapred.RecordReader
Returns the current position in the input.
getPos() - Method in class org.apache.hadoop.mapred.SequenceFileAsBinaryInputFormat.SequenceFileAsBinaryRecordReader
 
getPos() - Method in class org.apache.hadoop.mapred.SequenceFileAsTextRecordReader
 
getPos() - Method in class org.apache.hadoop.mapred.SequenceFileRecordReader
 
getPos() - Method in class org.apache.hadoop.mapreduce.lib.db.DBRecordReader
Deprecated. 
getPos() - Method in class org.apache.hadoop.streaming.StreamBaseRecordReader
Returns the current position in the input.
getPriority() - Method in class org.apache.hadoop.mapred.JobInProgress
 
getPrivateDistributedCacheDir(String) - Static method in class org.apache.hadoop.mapred.TaskTracker
 
getProblems() - Method in exception org.apache.hadoop.mapred.InvalidInputException
Get the complete list of the problems reported.
getProblems() - Method in exception org.apache.hadoop.mapreduce.lib.input.InvalidInputException
Get the complete list of the problems reported.
getProcessTree() - Method in class org.apache.hadoop.util.ProcfsBasedProcessTree
Get the process-tree with latest state.
getProcessTreeDump() - Method in class org.apache.hadoop.util.ProcfsBasedProcessTree
Get a dump of the process-tree.
getProcResourceValues() - Method in class org.apache.hadoop.util.LinuxResourceCalculatorPlugin
 
getProcResourceValues() - Method in class org.apache.hadoop.util.ResourceCalculatorPlugin
Obtain resource status used by current process tree.
getProfile() - Method in class org.apache.hadoop.mapred.JobInProgress
 
getProfileEnabled() - Method in class org.apache.hadoop.mapred.JobConf
Get whether the task profiling is enabled.
getProfileEnabled() - Method in interface org.apache.hadoop.mapreduce.JobContext
Get whether the task profiling is enabled.
getProfileEnabled() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getProfileEnabled() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getProfileEnabled() - Method in class org.apache.hadoop.mapreduce.task.JobContextImpl
Get whether the task profiling is enabled.
getProfileParams() - Method in class org.apache.hadoop.mapred.JobConf
Get the profiler configuration arguments.
getProfileParams() - Method in interface org.apache.hadoop.mapreduce.JobContext
 
getProfileParams() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getProfileParams() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getProfileParams() - Method in class org.apache.hadoop.mapreduce.task.JobContextImpl
Get the profiler configuration arguments.
getProfileTaskRange(boolean) - Method in class org.apache.hadoop.mapred.JobConf
Get the range of maps or reduces to profile.
getProfileTaskRange(boolean) - Method in class org.apache.hadoop.mapreduce.task.JobContextImpl
Get the range of maps or reduces to profile.
getProgress() - Method in class org.apache.hadoop.contrib.index.example.LineDocRecordReader
 
getProgress() - Method in class org.apache.hadoop.examples.MultiFileWordCount.CombineFileLineRecordReader
 
getProgress() - Method in class org.apache.hadoop.mapred.join.CompositeRecordReader
Report progress as the minimum of all child RR progress.
getProgress() - Method in class org.apache.hadoop.mapred.join.WrappedRecordReader
Request progress from proxied RR.
getProgress() - Method in class org.apache.hadoop.mapred.KeyValueLineRecordReader
 
getProgress() - Method in class org.apache.hadoop.mapred.lib.CombineFileRecordReader
return progress based on the amount of data processed so far.
getProgress() - Method in class org.apache.hadoop.mapred.LineRecordReader
Get the progress within the split
getProgress() - Method in class org.apache.hadoop.mapred.MapTask.MapOutputBuffer.MRResultIterator
 
getProgress() - Method in interface org.apache.hadoop.mapred.RawKeyValueIterator
Gets the Progress object; this has a float (0.0 - 1.0) indicating the bytes processed by the iterator so far
getProgress() - Method in interface org.apache.hadoop.mapred.RecordReader
How much of the input has the RecordReader consumed i.e.
getProgress() - Method in class org.apache.hadoop.mapred.SequenceFileAsBinaryInputFormat.SequenceFileAsBinaryRecordReader
Return the progress within the input split
getProgress() - Method in class org.apache.hadoop.mapred.SequenceFileAsTextRecordReader
 
getProgress() - Method in class org.apache.hadoop.mapred.SequenceFileRecordReader
Return the progress within the input split
getProgress() - Method in class org.apache.hadoop.mapred.Task
 
getProgress() - Method in class org.apache.hadoop.mapred.TaskInProgress
Get the overall progress (from 0 to 1.0) for this TIP
getProgress() - Method in class org.apache.hadoop.mapred.TaskReport
The amount completed, between zero and one.
getProgress() - Method in class org.apache.hadoop.mapred.TaskStatus
 
getProgress() - Method in class org.apache.hadoop.mapreduce.lib.db.DBRecordReader
The current progress of the record reader through its data.
getProgress() - Method in class org.apache.hadoop.mapreduce.lib.input.CombineFileRecordReader
return progress based on the amount of data processed so far.
getProgress() - Method in class org.apache.hadoop.mapreduce.lib.input.DelegatingRecordReader
 
getProgress() - Method in class org.apache.hadoop.mapreduce.lib.input.KeyValueLineRecordReader
 
getProgress() - Method in class org.apache.hadoop.mapreduce.lib.input.LineRecordReader
Get the progress within the split
getProgress() - Method in class org.apache.hadoop.mapreduce.lib.input.SequenceFileAsBinaryInputFormat.SequenceFileAsBinaryRecordReader
Return the progress within the input split
getProgress() - Method in class org.apache.hadoop.mapreduce.lib.input.SequenceFileAsTextRecordReader
 
getProgress() - Method in class org.apache.hadoop.mapreduce.lib.input.SequenceFileRecordReader
Return the progress within the input split
getProgress() - Method in class org.apache.hadoop.mapreduce.RecordReader
The current progress of the record reader through its data.
getProgress() - Method in class org.apache.hadoop.streaming.StreamBaseRecordReader
 
getProgressible() - Method in interface org.apache.hadoop.mapred.JobContext
Get the progress mechanism for reporting progress.
getProgressible() - Method in class org.apache.hadoop.mapred.JobContextImpl
Deprecated.
Get the progress mechanism for reporting progress.
getProgressible() - Method in interface org.apache.hadoop.mapred.TaskAttemptContext
Deprecated.
 
getProgressible() - Method in class org.apache.hadoop.mapred.TaskAttemptContextImpl
Deprecated.
 
getProperty(String) - Static method in class org.apache.hadoop.contrib.failmon.Environment
Fetches the value of a property from the configuration file.
getProtocolAddress(Configuration) - Method in class org.apache.hadoop.mapred.tools.GetGroups
 
getProtocolAddress(Configuration) - Method in class org.apache.hadoop.mr1tools.GetGroupsBase
Must be overridden by subclasses to get the address where the GetUserMappingsProtocol implementation is running.
getProtocolSignature(String, long, int) - Method in class org.apache.hadoop.mapred.JobTracker
 
getProtocolSignature(String, long, int) - Method in class org.apache.hadoop.mapred.LocalJobRunner
 
getProtocolSignature(String, long, int) - Method in class org.apache.hadoop.mapred.TaskTracker
 
getProtocolVersion(String, long) - Method in class org.apache.hadoop.mapred.JobTracker
 
getProtocolVersion(String, long) - Method in class org.apache.hadoop.mapred.LocalJobRunner
 
getProtocolVersion(String, long) - Method in class org.apache.hadoop.mapred.TaskTracker
 
getProxy() - Method in class org.apache.hadoop.mapred.ConfiguredFailoverProxyProvider
Lazily initialize the RPC proxy object.
getProxy() - Method in class org.apache.hadoop.mapred.JobTrackerProxies.ProxyAndInfo
 
getPublicDistributedCacheDir() - Static method in class org.apache.hadoop.mapred.TaskTracker
 
getQueueAclsForCurrentUser() - Method in class org.apache.hadoop.mapred.JobClient
Gets the Queue ACLs for current user
getQueueAclsForCurrentUser() - Method in class org.apache.hadoop.mapred.JobTracker
 
getQueueAclsForCurrentUser() - Method in class org.apache.hadoop.mapred.LocalJobRunner
 
getQueueAdmins(String) - Method in class org.apache.hadoop.mapred.JobTracker
 
getQueueAdmins(String) - Method in class org.apache.hadoop.mapred.LocalJobRunner
 
getQueueInfo(String) - Method in class org.apache.hadoop.mapred.JobClient
Gets the queue information associated to a particular Job Queue
getQueueInfo(String) - Method in class org.apache.hadoop.mapred.JobTracker
 
getQueueInfo(String) - Method in class org.apache.hadoop.mapred.LocalJobRunner
 
getQueueInfoJson() - Method in class org.apache.hadoop.mapred.JobTracker
 
getQueueInfoJson() - Method in interface org.apache.hadoop.mapred.JobTrackerMXBean
 
getQueueManager() - Method in class org.apache.hadoop.mapred.JobTracker
Return the QueueManager associated with the JobTracker.
getQueueName() - Method in class org.apache.hadoop.mapred.JobConf
Return the name of the queue to which this job is submitted.
getQueueName() - Method in class org.apache.hadoop.mapred.JobProfile
Get the name of the queue to which the job is submitted.
getQueueName() - Method in class org.apache.hadoop.mapred.JobQueueInfo
Get the queue name from JobQueueInfo
getQueues() - Method in class org.apache.hadoop.mapred.JobClient
Return an array of queue information objects about all the Job Queues configured.
getQueues() - Method in class org.apache.hadoop.mapred.JobTracker
 
getQueues() - Method in class org.apache.hadoop.mapred.LocalJobRunner
 
getQueueState() - Method in class org.apache.hadoop.mapred.JobQueueInfo
Return the queue state
getReader() - Method in class org.apache.hadoop.contrib.failmon.LogParser
Return the BufferedReader, that reads the log file
getReaders(FileSystem, Path, Configuration) - Static method in class org.apache.hadoop.mapred.MapFileOutputFormat
Open the output generated by this format.
getReaders(Configuration, Path) - Static method in class org.apache.hadoop.mapred.SequenceFileOutputFormat
Open the output generated by this format.
getReaders(Path, Configuration) - Static method in class org.apache.hadoop.mapreduce.lib.output.MapFileOutputFormat
Open the output generated by this format.
getReadyJobs() - Method in class org.apache.hadoop.mapred.jobcontrol.JobControl
Deprecated.
 
getReadyJobsList() - Method in class org.apache.hadoop.mapreduce.lib.jobcontrol.JobControl
 
getRecordReader(InputSplit, JobConf, Reporter) - Method in class org.apache.hadoop.contrib.index.example.LineDocInputFormat
 
getRecordReader(InputSplit, JobConf, Reporter) - Method in class org.apache.hadoop.examples.SleepJob.SleepInputFormat
 
getRecordReader(InputSplit, JobConf, Reporter) - Method in class org.apache.hadoop.examples.terasort.TeraInputFormat
 
getRecordReader(InputSplit, JobConf, Reporter) - Method in class org.apache.hadoop.mapred.FileInputFormat
 
getRecordReader(InputSplit, JobConf, Reporter) - Method in interface org.apache.hadoop.mapred.InputFormat
Get the RecordReader for the given InputSplit.
getRecordReader(InputSplit, JobConf, Reporter) - Method in interface org.apache.hadoop.mapred.join.ComposableInputFormat
 
getRecordReader(InputSplit, JobConf, Reporter) - Method in class org.apache.hadoop.mapred.join.CompositeInputFormat
Construct a CompositeRecordReader for the children of this InputFormat as defined in the init expression.
getRecordReader(InputSplit, JobConf, Reporter) - Method in class org.apache.hadoop.mapred.KeyValueTextInputFormat
 
getRecordReader(InputSplit, JobConf, Reporter) - Method in class org.apache.hadoop.mapred.lib.CombineFileInputFormat
This is not implemented yet.
getRecordReader(InputSplit, JobConf, Reporter) - Method in class org.apache.hadoop.mapred.lib.db.DBInputFormat
Get the RecordReader for the given InputSplit.
getRecordReader(InputSplit, JobConf, Reporter) - Method in class org.apache.hadoop.mapred.lib.DelegatingInputFormat
 
getRecordReader(InputSplit, JobConf, Reporter) - Method in class org.apache.hadoop.mapred.lib.NLineInputFormat
 
getRecordReader(InputSplit, JobConf, Reporter) - Method in class org.apache.hadoop.mapred.MultiFileInputFormat
Deprecated.
 
getRecordReader(InputSplit, JobConf, Reporter) - Method in class org.apache.hadoop.mapred.SequenceFileAsBinaryInputFormat
 
getRecordReader(InputSplit, JobConf, Reporter) - Method in class org.apache.hadoop.mapred.SequenceFileAsTextInputFormat
 
getRecordReader(InputSplit, JobConf, Reporter) - Method in class org.apache.hadoop.mapred.SequenceFileInputFilter
Create a record reader for the given split
getRecordReader(InputSplit, JobConf, Reporter) - Method in class org.apache.hadoop.mapred.SequenceFileInputFormat
 
getRecordReader(InputSplit, JobConf, Reporter) - Method in class org.apache.hadoop.mapred.TextInputFormat
 
getRecordReader(InputSplit, JobConf, Reporter) - Method in class org.apache.hadoop.streaming.AutoInputFormat
 
getRecordReader(InputSplit, JobConf, Reporter) - Method in class org.apache.hadoop.streaming.StreamInputFormat
 
getRecordReaderQueue() - Method in class org.apache.hadoop.mapred.join.CompositeRecordReader
Return sorted list of RecordReaders for this composite.
getRecordWriter(FileSystem, JobConf, String, Progressable) - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateOutputFormat
 
getRecordWriter(FileSystem, JobConf, String, Progressable) - Method in class org.apache.hadoop.examples.terasort.TeraOutputFormat
 
getRecordWriter(FileSystem, JobConf, String, Progressable) - Method in class org.apache.hadoop.mapred.FileOutputFormat
 
getRecordWriter(FileSystem, JobConf, String, Progressable) - Method in class org.apache.hadoop.mapred.lib.db.DBOutputFormat
Get the RecordWriter for the given job.
getRecordWriter(FileSystem, JobConf, String, Progressable) - Method in class org.apache.hadoop.mapred.lib.MultipleOutputFormat
Create a composite record writer that can write key/value data to different output files
getRecordWriter(FileSystem, JobConf, String, Progressable) - Method in class org.apache.hadoop.mapred.lib.NullOutputFormat
 
getRecordWriter(FileSystem, JobConf, String, Progressable) - Method in class org.apache.hadoop.mapred.MapFileOutputFormat
 
getRecordWriter(FileSystem, JobConf, String, Progressable) - Method in interface org.apache.hadoop.mapred.OutputFormat
Get the RecordWriter for the given job.
getRecordWriter(FileSystem, JobConf, String, Progressable) - Method in class org.apache.hadoop.mapred.SequenceFileAsBinaryOutputFormat
 
getRecordWriter(FileSystem, JobConf, String, Progressable) - Method in class org.apache.hadoop.mapred.SequenceFileOutputFormat
 
getRecordWriter(FileSystem, JobConf, String, Progressable) - Method in class org.apache.hadoop.mapred.TextOutputFormat
 
getRecordWriter(TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.lib.db.DBOutputFormat
Get the RecordWriter for the given task.
getRecordWriter(TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.lib.output.FileOutputFormat
 
getRecordWriter(TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.lib.output.FilterOutputFormat
 
getRecordWriter(TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.lib.output.LazyOutputFormat
 
getRecordWriter(TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.lib.output.MapFileOutputFormat
 
getRecordWriter(TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.lib.output.NullOutputFormat
 
getRecordWriter(TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.lib.output.SequenceFileAsBinaryOutputFormat
 
getRecordWriter(TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.lib.output.SequenceFileOutputFormat
 
getRecordWriter(TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.lib.output.TextOutputFormat
 
getRecordWriter(TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.OutputFormat
Get the RecordWriter for the given task.
getRecoveryDuration() - Method in class org.apache.hadoop.mapred.JobTracker
How long the jobtracker took to recover from restart.
getReduceCounters() - Method in class org.apache.hadoop.mapred.JobInProgress
Returns map phase counters by summing over all map tasks in progress.
getReduceDebugScript() - Method in class org.apache.hadoop.mapred.JobConf
Get the reduce task's debug Script
getReducerClass() - Method in class org.apache.hadoop.mapred.JobConf
Get the Reducer class for the job.
getReducerClass() - Method in interface org.apache.hadoop.mapreduce.JobContext
Get the Reducer class for the job.
getReducerClass() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getReducerClass() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getReducerClass() - Method in class org.apache.hadoop.mapreduce.task.JobContextImpl
Get the Reducer class for the job.
getReducerContext(ReduceContext<KEYIN, VALUEIN, KEYOUT, VALUEOUT>) - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer
A a wrapped Reducer.Context for custom implementations.
getReducerMaxSkipGroups(Configuration) - Static method in class org.apache.hadoop.mapred.SkipBadRecords
Get the number of acceptable skip groups surrounding the bad group PER bad group in reducer.
getReduceSlotCapacity() - Method in class org.apache.hadoop.mapreduce.ClusterMetrics
Get the total number of reduce slots in the cluster.
getReduceSpeculativeExecution() - Method in class org.apache.hadoop.mapred.JobConf
Should speculative execution be used for this job for reduce tasks? Defaults to true.
getReduceTask() - Method in class org.apache.hadoop.mapred.ShuffleConsumerPlugin.Context
 
getReduceTaskReports(JobID) - Method in class org.apache.hadoop.mapred.JobClient
Get the information of the current state of the reduce tasks of a job.
getReduceTaskReports(String) - Method in class org.apache.hadoop.mapred.JobClient
Deprecated.
Applications should rather use JobClient.getReduceTaskReports(JobID)
getReduceTaskReports(JobID) - Method in class org.apache.hadoop.mapred.JobTracker
 
getReduceTaskReports(JobID) - Method in class org.apache.hadoop.mapred.LocalJobRunner
 
getReduceTasks() - Method in class org.apache.hadoop.mapred.ClusterStatus
Get the number of currently running reduce tasks in the cluster.
getReport() - Method in class org.apache.hadoop.contrib.utils.join.JobBase
log the counters
getReport() - Method in class org.apache.hadoop.mapred.lib.aggregate.DoubleValueSum
 
getReport() - Method in class org.apache.hadoop.mapred.lib.aggregate.LongValueMax
 
getReport() - Method in class org.apache.hadoop.mapred.lib.aggregate.LongValueMin
 
getReport() - Method in class org.apache.hadoop.mapred.lib.aggregate.LongValueSum
 
getReport() - Method in class org.apache.hadoop.mapred.lib.aggregate.StringValueMax
 
getReport() - Method in class org.apache.hadoop.mapred.lib.aggregate.StringValueMin
 
getReport() - Method in class org.apache.hadoop.mapred.lib.aggregate.UniqValueCount
 
getReport() - Method in interface org.apache.hadoop.mapred.lib.aggregate.ValueAggregator
 
getReport() - Method in class org.apache.hadoop.mapred.lib.aggregate.ValueHistogram
 
getReportDetails() - Method in class org.apache.hadoop.mapred.lib.aggregate.ValueHistogram
 
getReporter() - Method in class org.apache.hadoop.mapred.MapOutputCollector.Context
 
getReporter() - Method in class org.apache.hadoop.mapred.ShuffleConsumerPlugin.Context
 
getReportItems() - Method in class org.apache.hadoop.mapred.lib.aggregate.ValueHistogram
 
getReservedMapSlots() - Method in class org.apache.hadoop.mapreduce.ClusterMetrics
Get number of reserved map slots in the cluster.
getReservedReduceSlots() - Method in class org.apache.hadoop.mapreduce.ClusterMetrics
Get the number of reserved reduce slots in the cluster.
getResourceCalculatorPlugin(Class<? extends ResourceCalculatorPlugin>, Configuration) - Static method in class org.apache.hadoop.util.ResourceCalculatorPlugin
Get the ResourceCalculatorPlugin from the class name and configure it.
getResourceStatus() - Method in class org.apache.hadoop.mapred.TaskTrackerStatus
Return the TaskTrackerStatus.ResourceStatus object configured with this status.
getResult() - Method in class org.apache.hadoop.examples.Sort
Get the last job that was run using this instance.
getRetainHours() - Method in class org.apache.hadoop.mapreduce.server.tasktracker.userlogs.JobCompletedEvent
Get the number of hours for which job logs should be retained.
getRotations() - Method in class org.apache.hadoop.examples.dancing.Pentomino.Piece
 
getRpcAddressToBindTo() - Method in class org.apache.hadoop.mapred.tools.MRZKFailoverController
 
getRpcPort() - Method in class org.apache.hadoop.mapred.TaskTracker
 
getRpcPort() - Method in interface org.apache.hadoop.mapred.TaskTrackerMXBean
 
getRpcTimeout(Configuration) - Static method in class org.apache.hadoop.mapred.JobClient
Returns the rpc timeout to use according to the configuration.
getRunAsUser(JobConf) - Method in class org.apache.hadoop.mapred.TaskController
Returns the local unix user that a given job will run as.
getRunningJobList() - Method in class org.apache.hadoop.mapreduce.lib.jobcontrol.JobControl
 
getRunningJobs() - Method in class org.apache.hadoop.mapred.jobcontrol.JobControl
Deprecated.
 
getRunningJobs() - Method in class org.apache.hadoop.mapred.JobTracker
Version that is called from a timer thread, and therefore needs to be careful to synchronize.
getRunningMaps() - Method in class org.apache.hadoop.mapreduce.ClusterMetrics
Get the number of running map tasks in the cluster.
getRunningReduces() - Method in class org.apache.hadoop.mapreduce.ClusterMetrics
Get the number of running reduce tasks in the cluster.
getRunningTaskAttempts() - Method in class org.apache.hadoop.mapred.TaskReport
Get the running task attempt IDs for this task
getRunState() - Method in class org.apache.hadoop.mapred.JobStatus
 
getRunState() - Method in class org.apache.hadoop.mapred.TaskStatus
 
getSample(InputFormat<K, V>, JobConf) - Method in class org.apache.hadoop.mapred.lib.InputSampler.IntervalSampler
For each split sampled, emit when the ratio of the number of records retained to the total record count is less than the specified frequency.
getSample(InputFormat<K, V>, JobConf) - Method in class org.apache.hadoop.mapred.lib.InputSampler.RandomSampler
Randomize the split order, then take the specified number of keys from each split sampled, where each key is selected with the specified probability and possibly replaced by a subsequently selected key when the quota of keys from that split is satisfied.
getSample(InputFormat<K, V>, JobConf) - Method in interface org.apache.hadoop.mapred.lib.InputSampler.Sampler
For a given job, collect and return a subset of the keys from the input data.
getSample(InputFormat<K, V>, JobConf) - Method in class org.apache.hadoop.mapred.lib.InputSampler.SplitSampler
From each split sampled, take the first numSamples / numSplits records.
getSample(InputFormat<K, V>, Job) - Method in class org.apache.hadoop.mapreduce.lib.partition.InputSampler.IntervalSampler
For each split sampled, emit when the ratio of the number of records retained to the total record count is less than the specified frequency.
getSample(InputFormat<K, V>, Job) - Method in class org.apache.hadoop.mapreduce.lib.partition.InputSampler.RandomSampler
Randomize the split order, then take the specified number of keys from each split sampled, where each key is selected with the specified probability and possibly replaced by a subsequently selected key when the quota of keys from that split is satisfied.
getSample(InputFormat<K, V>, Job) - Method in interface org.apache.hadoop.mapreduce.lib.partition.InputSampler.Sampler
For a given job, collect and return a subset of the keys from the input data.
getSample(InputFormat<K, V>, Job) - Method in class org.apache.hadoop.mapreduce.lib.partition.InputSampler.SplitSampler
From each split sampled, take the first numSamples / numSplits records.
getSchedulingInfo() - Method in class org.apache.hadoop.mapred.JobInProgress
 
getSchedulingInfo() - Method in class org.apache.hadoop.mapred.JobQueueInfo
Gets the scheduling information associated to particular job queue.
getSchedulingInfo() - Method in class org.apache.hadoop.mapred.JobStatus
Gets the Scheduling information associated to a particular Job.
getScopeInsideParentNode() - Method in class org.apache.hadoop.mapred.tools.MRZKFailoverController
 
getSecond() - Method in class org.apache.hadoop.examples.SecondarySort.IntPair
 
getSecretKey(Credentials, Text) - Static method in class org.apache.hadoop.mapreduce.security.TokenCache
auxiliary method to get user's secret keys..
getSelectQuery() - Method in class org.apache.hadoop.mapreduce.lib.db.DataDrivenDBRecordReader
Returns the query for selecting the records, subclasses can override this for custom behaviour.
getSelectQuery() - Method in class org.apache.hadoop.mapreduce.lib.db.DBRecordReader
Returns the query for selecting the records, subclasses can override this for custom behaviour.
getSelectQuery() - Method in class org.apache.hadoop.mapreduce.lib.db.OracleDBRecordReader
Returns the query for selecting the records from an Oracle DB.
getSequenceFileOutputKeyClass(JobConf) - Static method in class org.apache.hadoop.mapred.SequenceFileAsBinaryOutputFormat
Get the key class for the SequenceFile
getSequenceFileOutputKeyClass(JobContext) - Static method in class org.apache.hadoop.mapreduce.lib.output.SequenceFileAsBinaryOutputFormat
Get the key class for the SequenceFile
getSequenceFileOutputValueClass(JobConf) - Static method in class org.apache.hadoop.mapred.SequenceFileAsBinaryOutputFormat
Get the value class for the SequenceFile
getSequenceFileOutputValueClass(JobContext) - Static method in class org.apache.hadoop.mapreduce.lib.output.SequenceFileAsBinaryOutputFormat
Get the value class for the SequenceFile
getSequenceWriter(TaskAttemptContext, Class<?>, Class<?>) - Method in class org.apache.hadoop.mapreduce.lib.output.SequenceFileAsBinaryOutputFormat
 
getServerAddress(Configuration, String, String, String) - Static method in class org.apache.hadoop.mapred.NetUtils2
Deprecated.
getServiceAddressFromToken(Token<?>) - Static method in class org.apache.hadoop.mapred.HAUtil
 
getServices() - Method in class org.apache.hadoop.mapred.MapReducePolicyProvider
 
getServiceStatus() - Method in class org.apache.hadoop.mapred.JobTrackerHADaemon
 
getServiceStatus() - Method in class org.apache.hadoop.mapred.JobTrackerHAServiceProtocol
 
getSessionId() - Method in class org.apache.hadoop.mapred.JobConf
Get the user-specified session identifier.
getSetupTaskReports(JobID) - Method in class org.apache.hadoop.mapred.JobClient
Get the information of the current state of the setup tasks of a job.
getSetupTaskReports(JobID) - Method in class org.apache.hadoop.mapred.JobTracker
 
getSetupTaskReports(JobID) - Method in class org.apache.hadoop.mapred.LocalJobRunner
 
getShape(boolean, int) - Method in class org.apache.hadoop.examples.dancing.Pentomino.Piece
 
getShuffleFinishTime() - Method in class org.apache.hadoop.mapred.TaskStatus
Get shuffle finish time for the task.
getSize() - Method in class org.apache.hadoop.mapred.SequenceFileAsBinaryOutputFormat.WritableValueBytes
 
getSize() - Method in class org.apache.hadoop.mapreduce.lib.output.SequenceFileAsBinaryOutputFormat.WritableValueBytes
 
getSkipOutputPath(Configuration) - Static method in class org.apache.hadoop.mapred.SkipBadRecords
Get the directory to which skipped records are written.
getSkipRanges() - Method in class org.apache.hadoop.mapred.Task
Get skipRanges.
getSortComparator() - Method in interface org.apache.hadoop.mapreduce.JobContext
Get the RawComparator comparator used to compare keys.
getSortComparator() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getSortComparator() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getSortComparator() - Method in class org.apache.hadoop.mapreduce.task.JobContextImpl
Get the RawComparator comparator used to compare keys.
getSortFinishTime() - Method in class org.apache.hadoop.mapred.TaskStatus
Get sort finish time for the task,.
getSpace(int) - Static method in class org.apache.hadoop.streaming.StreamUtil
 
getSpeculativeExecution() - Method in class org.apache.hadoop.mapred.JobConf
Should speculative execution be used for this job? Defaults to true.
getSpillFile(int) - Method in class org.apache.hadoop.mapred.MapOutputFile
Return a local map spill file created earlier.
getSpillFileForWrite(int, long) - Method in class org.apache.hadoop.mapred.MapOutputFile
Create a local map spill file name.
getSpillIndexFile(int) - Method in class org.apache.hadoop.mapred.MapOutputFile
Return a local map spill index file created earlier
getSpillIndexFileForWrite(int, long) - Method in class org.apache.hadoop.mapred.MapOutputFile
Create a local map spill index file name.
getSplit() - Method in class org.apache.hadoop.mapreduce.lib.db.DBRecordReader
 
getSplitHosts(BlockLocation[], long, long, NetworkTopology) - Method in class org.apache.hadoop.mapred.FileInputFormat
This function identifies and returns the hosts that contribute most for a given split.
getSplitIndex() - Method in class org.apache.hadoop.mapreduce.split.JobSplit.TaskSplitMetaInfo
 
getSplitLocation() - Method in class org.apache.hadoop.mapreduce.split.JobSplit.TaskSplitIndex
 
getSplitLocation() - Method in class org.apache.hadoop.mapreduce.split.JobSplit.TaskSplitMetaInfo
 
getSplitLocations() - Method in class org.apache.hadoop.mapred.TaskInProgress
Get the split locations
getSplitNodes() - Method in class org.apache.hadoop.mapred.TaskInProgress
Gets the Node list of input split locations sorted in rack order.
getSplits(int) - Method in class org.apache.hadoop.examples.dancing.Pentomino
Generate a list of prefixes to a given depth
getSplits(JobConf, int) - Method in class org.apache.hadoop.examples.SleepJob.SleepInputFormat
 
getSplits(JobConf, int) - Method in class org.apache.hadoop.examples.terasort.TeraInputFormat
 
getSplits(JobConf, int) - Method in class org.apache.hadoop.mapred.FileInputFormat
Splits files returned by FileInputFormat.listStatus(JobConf) when they're too big.
getSplits(JobConf, int) - Method in interface org.apache.hadoop.mapred.InputFormat
Logically split the set of input files for the job.
getSplits(JobConf, int) - Method in class org.apache.hadoop.mapred.join.CompositeInputFormat
Build a CompositeInputSplit from the child InputFormats by assigning the ith split from each child to the ith composite split.
getSplits(JobConf, int) - Method in class org.apache.hadoop.mapred.lib.CombineFileInputFormat
 
getSplits(JobConf, int) - Method in class org.apache.hadoop.mapred.lib.db.DBInputFormat
Logically split the set of input files for the job.
getSplits(JobConf, int) - Method in class org.apache.hadoop.mapred.lib.DelegatingInputFormat
 
getSplits(JobConf, int) - Method in class org.apache.hadoop.mapred.lib.NLineInputFormat
Logically splits the set of input files for the job, splits N lines of the input as one split.
getSplits(JobConf, int) - Method in class org.apache.hadoop.mapred.MultiFileInputFormat
Deprecated.
 
getSplits(JobContext) - Method in class org.apache.hadoop.mapreduce.InputFormat
Logically split the set of input files for the job.
getSplits(JobContext) - Method in class org.apache.hadoop.mapreduce.lib.db.DataDrivenDBInputFormat
Logically split the set of input files for the job.
getSplits(JobContext) - Method in class org.apache.hadoop.mapreduce.lib.db.DBInputFormat
Logically split the set of input files for the job.
getSplits(JobContext) - Method in class org.apache.hadoop.mapreduce.lib.input.CombineFileInputFormat
 
getSplits(JobContext) - Method in class org.apache.hadoop.mapreduce.lib.input.DelegatingInputFormat
 
getSplits(JobContext) - Method in class org.apache.hadoop.mapreduce.lib.input.FileInputFormat
Generate the list of files and make them into FileSplits.
getSplits(JobContext) - Method in class org.apache.hadoop.mapreduce.lib.input.NLineInputFormat
Logically splits the set of input files for the job, splits N lines of the input as one split.
getSplitsForFile(FileStatus, Configuration, int) - Static method in class org.apache.hadoop.mapreduce.lib.input.NLineInputFormat
 
getSplitter(int) - Method in class org.apache.hadoop.mapreduce.lib.db.DataDrivenDBInputFormat
 
getSplitter(int) - Method in class org.apache.hadoop.mapreduce.lib.db.OracleDataDrivenDBInputFormat
 
getStagingAreaDir() - Method in class org.apache.hadoop.mapred.JobClient
Grab the jobtracker's view of the staging directory path where job-specific files will be placed.
getStagingAreaDir() - Method in class org.apache.hadoop.mapred.JobTracker
 
getStagingAreaDir() - Method in class org.apache.hadoop.mapred.LocalJobRunner
 
getStagingAreaDir() - Method in class org.apache.hadoop.mapreduce.Cluster
Grab the jobtracker's view of the staging directory path where job-specific files will be placed.
getStagingDir(JobClient, Configuration) - Static method in class org.apache.hadoop.mapreduce.JobSubmissionFiles
Initializes the staging directory and returns the path.
getStart() - Method in class org.apache.hadoop.mapred.FileSplit
The position of the first byte in the file to process.
getStart() - Method in class org.apache.hadoop.mapreduce.lib.db.DBInputFormat.DBInputSplit
 
getStart() - Method in class org.apache.hadoop.mapreduce.lib.input.FileSplit
The position of the first byte in the file to process.
getStartOffset() - Method in class org.apache.hadoop.mapreduce.split.JobSplit.SplitMetaInfo
 
getStartOffset() - Method in class org.apache.hadoop.mapreduce.split.JobSplit.TaskSplitIndex
 
getStartOffset() - Method in class org.apache.hadoop.mapreduce.split.JobSplit.TaskSplitMetaInfo
 
getStartOffsets() - Method in class org.apache.hadoop.mapred.lib.CombineFileSplit
Returns an array containing the startoffsets of the files in the split
getStartOffsets() - Method in class org.apache.hadoop.mapreduce.lib.input.CombineFileSplit
Returns an array containing the start offsets of the files in the split
getStartTime() - Method in class org.apache.hadoop.mapred.JobInProgress
 
getStartTime() - Method in class org.apache.hadoop.mapred.JobStatus
 
getStartTime() - Method in class org.apache.hadoop.mapred.JobTracker
 
getStartTime() - Method in class org.apache.hadoop.mapred.TaskInProgress
Return the start time
getStartTime() - Method in class org.apache.hadoop.mapred.TaskReport
Get start time of task.
getStartTime() - Method in class org.apache.hadoop.mapred.TaskStatus
Get start time of the task.
getState(String) - Static method in class org.apache.hadoop.contrib.failmon.PersistentState
Read and return the state of parsing for a particular log file.
getState() - Method in class org.apache.hadoop.mapred.jobcontrol.Job
Deprecated.
 
getState() - Method in class org.apache.hadoop.mapred.jobcontrol.JobControl
Deprecated.
 
getState() - Method in class org.apache.hadoop.mapred.TaskReport
The most recent state, reported by a Reporter.
getStatement() - Method in class org.apache.hadoop.mapreduce.lib.db.DBOutputFormat.DBRecordWriter
 
getStatement() - Method in class org.apache.hadoop.mapreduce.lib.db.DBRecordReader
 
getStateString() - Method in class org.apache.hadoop.mapred.TaskStatus
 
getStatus() - Method in class org.apache.hadoop.mapred.JobInProgress
 
getStatus() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getStatus() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getStatus() - Method in class org.apache.hadoop.mapreduce.server.jobtracker.TaskTracker
Get the current TaskTrackerStatus of the TaskTracker.
getStatus() - Method in class org.apache.hadoop.mapreduce.task.TaskAttemptContextImpl
Get the last set status message.
getStatus() - Method in interface org.apache.hadoop.mapreduce.TaskAttemptContext
Get the last set status message.
getStr() - Method in class org.apache.hadoop.mapred.join.Parser.StrToken
 
getStr() - Method in class org.apache.hadoop.mapred.join.Parser.Token
 
getSuccessEventNumber() - Method in class org.apache.hadoop.mapred.TaskInProgress
Get the event number that was raised for this tip
getSuccessfulJobList() - Method in class org.apache.hadoop.mapreduce.lib.jobcontrol.JobControl
 
getSuccessfulJobs() - Method in class org.apache.hadoop.mapred.jobcontrol.JobControl
Deprecated.
 
getSuccessfulTaskAttempt() - Method in class org.apache.hadoop.mapred.TaskReport
Get the attempt ID that took this task to completion
getSum() - Method in class org.apache.hadoop.mapred.lib.aggregate.DoubleValueSum
 
getSum() - Method in class org.apache.hadoop.mapred.lib.aggregate.LongValueSum
 
getSummaryJson() - Method in class org.apache.hadoop.mapred.JobTracker
 
getSummaryJson() - Method in interface org.apache.hadoop.mapred.JobTrackerMXBean
 
getSymlink(Configuration) - Static method in class org.apache.hadoop.filecache.DistributedCache
This method checks to see if symlinks are to be create for the localized cache files in the current working directory Used by internal DistributedCache code.
getSymlink() - Method in interface org.apache.hadoop.mapreduce.JobContext
This method checks to see if symlinks are to be create for the localized cache files in the current working directory
getSymlink() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getSymlink() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getSymlink() - Method in class org.apache.hadoop.mapreduce.task.JobContextImpl
This method checks to see if symlinks are to be create for the localized cache files in the current working directory
getSystemDir() - Method in class org.apache.hadoop.mapred.JobClient
Grab the jobtracker system directory path where job-specific files are to be placed.
getSystemDir() - Method in class org.apache.hadoop.mapred.JobTracker
 
getSystemDir() - Method in class org.apache.hadoop.mapred.LocalJobRunner
 
getTableName() - Method in class org.apache.hadoop.mapreduce.lib.db.DBRecordReader
 
getTag() - Method in class org.apache.hadoop.contrib.utils.join.TaggedMapOutput
 
getTask() - Method in class org.apache.hadoop.mapred.JvmTask
 
getTask(JvmContext) - Method in class org.apache.hadoop.mapred.TaskTracker
Called upon startup by the child process, to fetch Task data.
getTask(JvmContext) - Method in interface org.apache.hadoop.mapred.TaskUmbilicalProtocol
Called when a child task process starts, to get its task.
getTaskAttemptId() - Method in class org.apache.hadoop.mapred.ReduceTask.ReduceCopier.MapOutputLocation
 
getTaskAttemptID() - Method in interface org.apache.hadoop.mapred.TaskAttemptContext
Deprecated.
 
getTaskAttemptID() - Method in class org.apache.hadoop.mapred.TaskAttemptContextImpl
Deprecated.
Get the taskAttemptID.
getTaskAttemptId() - Method in class org.apache.hadoop.mapred.TaskCompletionEvent
Returns task id.
getTaskAttemptID() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getTaskAttemptID() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getTaskAttemptID() - Method in class org.apache.hadoop.mapreduce.task.TaskAttemptContextImpl
Get the unique name for this task attempt.
getTaskAttemptID() - Method in interface org.apache.hadoop.mapreduce.TaskAttemptContext
Get the unique name for this task attempt.
getTaskAttemptIDsPattern(String, Integer, Boolean, Integer, Integer) - Static method in class org.apache.hadoop.mapred.TaskAttemptID
Deprecated.
getTaskAttemptLogDir(TaskAttemptID, String, String[]) - Static method in class org.apache.hadoop.mapred.TaskLog
Get attempt log directory path for the given attempt-id under randomly selected mapred local directory.
getTaskAttempts() - Method in class org.apache.hadoop.mapred.JobHistory.Task
Returns all task attempts for this task.
getTaskCompletionEvents(int, int) - Method in class org.apache.hadoop.mapred.JobInProgress
 
getTaskCompletionEvents(JobID, int, int) - Method in class org.apache.hadoop.mapred.JobTracker
 
getTaskCompletionEvents(JobID, int, int) - Method in class org.apache.hadoop.mapred.LocalJobRunner
 
getTaskCompletionEvents(int) - Method in interface org.apache.hadoop.mapred.RunningJob
Get events indicating completion (success/failure) of component tasks.
getTaskCompletionEvents(int) - Method in class org.apache.hadoop.mapreduce.Job
Get events indicating completion (success/failure) of component tasks.
getTaskController() - Method in class org.apache.hadoop.mapred.TaskTracker
 
getTaskController() - Method in class org.apache.hadoop.mapreduce.server.tasktracker.userlogs.UserLogManager
Get the taskController for deleting logs.
getTaskDiagnostics(TaskAttemptID) - Method in class org.apache.hadoop.mapred.JobTracker
Get the diagnostics for a given task
getTaskDiagnostics(TaskAttemptID) - Method in class org.apache.hadoop.mapred.LocalJobRunner
Returns the diagnostic information for a particular task in the given job.
getTaskDiagnostics(TaskAttemptID) - Method in interface org.apache.hadoop.mapred.RunningJob
Gets the diagnostic messages for a given task attempt.
getTaskDistributedCacheManager(JobID) - Method in class org.apache.hadoop.filecache.TrackerDistributedCacheManager
 
getTaskId() - Method in class org.apache.hadoop.mapred.ReduceTask.ReduceCopier.MapOutputLocation
 
getTaskID() - Method in class org.apache.hadoop.mapred.Task
 
getTaskID() - Method in class org.apache.hadoop.mapred.TaskAttemptID
 
getTaskId() - Method in class org.apache.hadoop.mapred.TaskCompletionEvent
Deprecated.
getTaskId() - Method in class org.apache.hadoop.mapred.TaskLogAppender
Getter/Setter methods for log4j.
getTaskId() - Method in class org.apache.hadoop.mapred.TaskReport
Deprecated.
getTaskID() - Method in class org.apache.hadoop.mapred.TaskReport
The id of the task.
getTaskID() - Method in class org.apache.hadoop.mapred.TaskStatus
 
getTaskID() - Method in class org.apache.hadoop.mapreduce.TaskAttemptID
Returns the TaskID object that this task attempt belongs to
getTaskIDsPattern(String, Integer, Boolean, Integer) - Static method in class org.apache.hadoop.mapred.TaskID
Deprecated.
getTaskInfo(JobConf) - Static method in class org.apache.hadoop.streaming.StreamUtil
 
getTaskInProgress(TaskID) - Method in class org.apache.hadoop.mapred.JobInProgress
Return the TaskInProgress that matches the tipid.
getTaskLogFile(TaskAttemptID, boolean, TaskLog.LogName) - Static method in class org.apache.hadoop.mapred.TaskLog
 
getTaskLogLength(JobConf) - Static method in class org.apache.hadoop.mapred.TaskLog
Get the desired maximum length of task's logs.
getTaskLogsUrl(JobHistory.TaskAttempt) - Static method in class org.apache.hadoop.mapred.JobHistory
Return the TaskLogsUrl of a particular TaskAttempt
getTaskLogUrl(String, String, String) - Static method in class org.apache.hadoop.mapred.TaskLogServlet
Construct the taskLogUrl
getTaskLogUrl(TaskTrackerStatus, String) - Static method in class org.apache.hadoop.mapred.TaskLogServlet
Construct the taskLogUrl
getTaskMemoryManager() - Method in class org.apache.hadoop.mapred.TaskTracker
 
getTaskOutputFilter(JobConf) - Static method in class org.apache.hadoop.mapred.JobClient
Get the task output filter out of the JobConf.
getTaskOutputFilter() - Method in class org.apache.hadoop.mapred.JobClient
Deprecated.
getTaskOutputPath(JobConf, String) - Static method in class org.apache.hadoop.mapred.FileOutputFormat
Helper function to create the task's temporary output directory and return the path to the task's output file.
getTaskReports() - Method in class org.apache.hadoop.mapred.TaskTrackerStatus
Get the current tasks at the TaskTracker.
getTaskRunTime() - Method in class org.apache.hadoop.mapred.TaskCompletionEvent
Returns time (in millisec) the task took to complete.
getTasksInfoJson() - Method in class org.apache.hadoop.mapred.TaskTracker
 
getTasksInfoJson() - Method in interface org.apache.hadoop.mapred.TaskTrackerMXBean
 
getTaskStatus() - Method in class org.apache.hadoop.mapred.TaskCompletionEvent
Returns enum Status.SUCESS or Status.FAILURE.
getTaskStatus(TaskAttemptID) - Method in class org.apache.hadoop.mapred.TaskInProgress
Get the status of the specified task
getTaskStatuses() - Method in class org.apache.hadoop.mapred.TaskInProgress
Get the Status of the tasks managed by this TIP
getTaskToRun(String) - Method in class org.apache.hadoop.mapred.TaskInProgress
Return a Task that can be sent to a TaskTracker for execution.
getTaskTracker(String) - Method in class org.apache.hadoop.mapred.JobTracker
 
getTaskTracker() - Method in class org.apache.hadoop.mapred.TaskStatus
 
getTaskTrackerCount() - Method in class org.apache.hadoop.mapreduce.ClusterMetrics
Get the number of active trackers in the cluster.
getTaskTrackerHttp() - Method in class org.apache.hadoop.mapred.TaskCompletionEvent
http location of the tasktracker where this task ran.
getTaskTrackerInstrumentation() - Method in class org.apache.hadoop.mapred.TaskTracker
 
getTaskTrackerReportAddress() - Method in class org.apache.hadoop.mapred.TaskTracker
Return the port at which the tasktracker bound to
getTaskTrackers() - Method in class org.apache.hadoop.mapred.ClusterStatus
Get the number of task trackers in the cluster.
getTaskTrackerStatus(String) - Method in class org.apache.hadoop.mapred.JobTracker
 
getTaskType() - Method in class org.apache.hadoop.mapreduce.TaskAttemptID
Returns the TaskType of the TaskAttemptID
getTaskType() - Method in class org.apache.hadoop.mapreduce.TaskID
Get the type of the task
getTerm() - Method in class org.apache.hadoop.contrib.index.mapred.DocumentAndOp
Get the term.
getText() - Method in class org.apache.hadoop.contrib.index.example.LineDocTextAndOp
Get the text that represents a document.
getText() - Method in class org.apache.hadoop.contrib.index.mapred.DocumentID
The text of the document id.
getThreadCount() - Method in class org.apache.hadoop.mapred.JobTracker
 
getThreadCount() - Method in interface org.apache.hadoop.mapred.JobTrackerMXBean
 
getThreadState() - Method in class org.apache.hadoop.mapreduce.lib.jobcontrol.JobControl
 
getTimestamp(Configuration, URI) - Static method in class org.apache.hadoop.filecache.DistributedCache
Returns mtime of a given cache file on hdfs.
getTip(TaskID) - Method in class org.apache.hadoop.mapred.JobTracker
Returns specified TaskInProgress, or null.
getTIPId() - Method in class org.apache.hadoop.mapred.TaskInProgress
Return an ID for this task, not its component taskid-threads
getTotalJobSubmissions() - Method in class org.apache.hadoop.mapreduce.ClusterMetrics
Get the total number of job submissions in the cluster.
getTotalLogFileSize() - Method in class org.apache.hadoop.mapred.TaskLogAppender
 
getTotalPhysicalMemory() - Method in class org.apache.hadoop.mapred.TaskTrackerStatus.ResourceStatus
Get the maximum amount of physical memory on the tasktracker.
getTotalSubmissions() - Method in class org.apache.hadoop.mapred.JobTracker
 
getTotalVirtualMemory() - Method in class org.apache.hadoop.mapred.TaskTrackerStatus.ResourceStatus
Get the maximum amount of virtual memory on the tasktracker.
getTrackerIdentifier() - Method in class org.apache.hadoop.mapred.JobTracker
Get the unique identifier (ie.
getTrackerName() - Method in class org.apache.hadoop.mapred.TaskTrackerStatus
 
getTrackerName() - Method in class org.apache.hadoop.mapreduce.server.jobtracker.TaskTracker
Get the unique identifier for the TaskTracker
getTrackerPort() - Method in class org.apache.hadoop.mapred.JobTracker
 
getTrackingURL() - Method in interface org.apache.hadoop.mapred.RunningJob
Get the URL where some job progress information will be displayed.
getTrackingURL() - Method in class org.apache.hadoop.mapreduce.Job
Get the URL where some job progress information will be displayed.
getTTExpiryInterval() - Method in class org.apache.hadoop.mapred.ClusterStatus
Get the tasktracker expiry interval for the cluster
getType() - Method in class org.apache.hadoop.mapred.join.Parser.Token
 
getType() - Method in class org.apache.hadoop.typedbytes.TypedBytesWritable
Get the type code embedded in the first byte.
getUgmProtocol() - Method in class org.apache.hadoop.mr1tools.GetGroupsBase
Get a client of the GetUserMappingsProtocol.
getUmbilical() - Method in class org.apache.hadoop.mapred.ShuffleConsumerPlugin.Context
 
getUnderlyingCounter() - Method in class org.apache.hadoop.mapred.Counters.Counter
Deprecated.
 
getUnderlyingCounter() - Method in interface org.apache.hadoop.mapreduce.Counter
Return the underlying object if this is a facade.
getUnderlyingCounter() - Method in class org.apache.hadoop.mapreduce.counters.FileSystemCounterGroup.FSCounter
 
getUnderlyingCounter() - Method in class org.apache.hadoop.mapreduce.counters.FrameworkCounterGroup.FrameworkCounter
 
getUnderlyingCounter() - Method in class org.apache.hadoop.mapreduce.counters.GenericCounter
 
getUnderlyingGroup() - Method in class org.apache.hadoop.mapred.Counters.Group
Deprecated.
 
getUnderlyingGroup() - Method in interface org.apache.hadoop.mapreduce.counters.CounterGroupBase
Exposes the underlying group type if a facade.
getUniqueFile(TaskAttemptContext, String, String) - Static method in class org.apache.hadoop.mapreduce.lib.output.FileOutputFormat
Generate a unique filename, based on the task id, name, and extension
getUniqueItems() - Method in class org.apache.hadoop.mapred.lib.aggregate.UniqValueCount
 
getUniqueName(JobConf, String) - Static method in class org.apache.hadoop.mapred.FileOutputFormat
Helper function to generate a name that is unique for the task.
getUpperClause() - Method in class org.apache.hadoop.mapreduce.lib.db.DataDrivenDBInputFormat.DataDrivenDBInputSplit
 
getURIs(String, String) - Method in class org.apache.hadoop.streaming.StreamJob
get the uris of all the files/caches
getURL() - Method in class org.apache.hadoop.mapred.JobProfile
Get the link to the web-ui for details of the job.
getUrlScheme() - Method in class org.apache.hadoop.mapred.TaskTrackerStatus
 
getUsageString() - Method in class org.apache.hadoop.mapred.tools.MRHAAdmin
 
getUsedMemory() - Method in class org.apache.hadoop.mapred.ClusterStatus
Deprecated.
getUseNewMapper() - Method in class org.apache.hadoop.mapred.JobConf
Should the framework use the new context-object code for running the mapper?
getUseNewReducer() - Method in class org.apache.hadoop.mapred.JobConf
Should the framework use the new context-object code for running the reducer?
getUser() - Method in class org.apache.hadoop.mapred.JobConf
Get the reported username for this job.
getUser() - Method in class org.apache.hadoop.mapred.JobInProgress
Get the user for the job
getUser() - Method in class org.apache.hadoop.mapred.JobProfile
Get the user id.
getUser() - Method in class org.apache.hadoop.mapred.Task
Get the name of the user running the job/task.
getUser() - Method in interface org.apache.hadoop.mapreduce.JobContext
Get the reported username for this job.
getUser() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getUser() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getUser() - Method in class org.apache.hadoop.mapreduce.security.token.JobTokenIdentifier
getUser() - Method in class org.apache.hadoop.mapreduce.task.JobContextImpl
Get the reported username for this job.
getUserDir(String) - Static method in class org.apache.hadoop.mapred.TaskTracker
 
getUserLogCleaner() - Method in class org.apache.hadoop.mapreduce.server.tasktracker.userlogs.UserLogManager
getUserLogDir() - Static method in class org.apache.hadoop.mapred.TaskLog
 
GetUserMappingsProtocol - Interface in org.apache.hadoop.mr1tools
Protocol implemented by the Name Node and Job Tracker which maps users to groups.
getUserName(JobConf) - Static method in class org.apache.hadoop.mapred.JobHistory.JobInfo
Get the user name from the job conf
getUsername() - Method in class org.apache.hadoop.mapred.JobStatus
 
getVal() - Method in class org.apache.hadoop.mapred.lib.aggregate.LongValueMax
 
getVal() - Method in class org.apache.hadoop.mapred.lib.aggregate.LongValueMin
 
getVal() - Method in class org.apache.hadoop.mapred.lib.aggregate.StringValueMax
 
getVal() - Method in class org.apache.hadoop.mapred.lib.aggregate.StringValueMin
 
getValue() - Method in class org.apache.hadoop.mapred.Counters.Counter
Deprecated.
 
getValue() - Method in class org.apache.hadoop.mapred.MapTask.MapOutputBuffer.MRResultIterator
 
getValue() - Method in interface org.apache.hadoop.mapred.RawKeyValueIterator
Gets the current raw value.
getValue() - Method in interface org.apache.hadoop.mapreduce.Counter
What is the current value of this counter?
getValue() - Method in class org.apache.hadoop.mapreduce.counters.FileSystemCounterGroup.FSCounter
 
getValue() - Method in class org.apache.hadoop.mapreduce.counters.FrameworkCounterGroup.FrameworkCounter
 
getValue() - Method in class org.apache.hadoop.mapreduce.counters.GenericCounter
 
getValue() - Method in enum org.apache.hadoop.mapreduce.JobStatus.State
 
getValue() - Method in class org.apache.hadoop.mapreduce.lib.fieldsel.FieldSelectionHelper
 
getValue(String, String, String, T) - Static method in class org.apache.hadoop.mapreduce.util.ResourceBundles
Get a resource given bundle name and key
getValue() - Method in class org.apache.hadoop.typedbytes.TypedBytesWritable
Get the typed bytes as a Java object.
getValue() - Method in enum org.apache.hadoop.util.ProcessTree.Signal
 
getValueClass() - Method in class org.apache.hadoop.mapred.SequenceFileRecordReader
The class of value that must be passed to SequenceFileRecordReader.next(Object, Object)..
getValueClassName() - Method in class org.apache.hadoop.mapred.SequenceFileAsBinaryInputFormat.SequenceFileAsBinaryRecordReader
Retrieve the name of the value class for this SequenceFile.
getValueClassName() - Method in class org.apache.hadoop.mapreduce.lib.input.SequenceFileAsBinaryInputFormat.SequenceFileAsBinaryRecordReader
Retrieve the name of the value class for this SequenceFile.
getValues() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getValues() - Method in interface org.apache.hadoop.mapreduce.ReduceContext
Iterate through the values for the current key, reusing the same value object, which is stored in the context.
getValues() - Method in class org.apache.hadoop.mapreduce.task.ReduceContextImpl
Iterate through the values for the current key, reusing the same value object, which is stored in the context.
getVersion() - Method in class org.apache.hadoop.contrib.index.mapred.Shard
Get the version number of the entire index.
getVersion() - Method in class org.apache.hadoop.mapred.JobTracker
 
getVersion() - Method in interface org.apache.hadoop.mapred.JobTrackerMXBean
 
getVersion() - Method in class org.apache.hadoop.mapred.TaskTracker
 
getVersion() - Method in interface org.apache.hadoop.mapred.TaskTrackerMXBean
 
getVirtualMemorySize() - Method in class org.apache.hadoop.util.LinuxMemoryCalculatorPlugin
Obtain the total size of the virtual memory present in the system.
getVirtualMemorySize() - Method in class org.apache.hadoop.util.LinuxResourceCalculatorPlugin
Obtain the total size of the virtual memory present in the system.
getVirtualMemorySize() - Method in class org.apache.hadoop.util.MemoryCalculatorPlugin
Obtain the total size of the virtual memory present in the system.
getVirtualMemorySize() - Method in class org.apache.hadoop.util.ResourceCalculatorPlugin
Obtain the total size of the virtual memory present in the system.
getVirtualMemorySize() - Method in class org.apache.hadoop.util.ResourceCalculatorPlugin.ProcResourceValues
Obtain the virtual memory size used by a current process tree.
getVIVersion() - Method in class org.apache.hadoop.mapred.JobTracker
 
getWaitingJobList() - Method in class org.apache.hadoop.mapreduce.lib.jobcontrol.JobControl
 
getWaitingJobs() - Method in class org.apache.hadoop.mapred.jobcontrol.JobControl
Deprecated.
 
getWorkingDirectory() - Method in class org.apache.hadoop.mapred.JobConf
Get the current working directory for the default file system.
getWorkingDirectory() - Method in interface org.apache.hadoop.mapreduce.JobContext
Get the current working directory for the default file system.
getWorkingDirectory() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
getWorkingDirectory() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
getWorkingDirectory() - Method in class org.apache.hadoop.mapreduce.task.JobContextImpl
Get the current working directory for the default file system.
getWorkOutputPath(JobConf) - Static method in class org.apache.hadoop.mapred.FileOutputFormat
Get the Path to the task's temporary output directory for the map-reduce job

Tasks' Side-Effect Files

getWorkOutputPath(TaskInputOutputContext<?, ?, ?, ?>) - Static method in class org.apache.hadoop.mapreduce.lib.output.FileOutputFormat
Get the Path to the task's temporary output directory for the map-reduce job

Tasks' Side-Effect Files

getWorkPath() - Method in class org.apache.hadoop.mapreduce.lib.output.FileOutputCommitter
Get the directory that the task should write results into
getWriteAllCounters() - Method in class org.apache.hadoop.mapreduce.counters.AbstractCounters
Get the "writeAllCounters" option
getZKFCAddress() - Method in class org.apache.hadoop.mapred.JobTrackerHAServiceTarget
 
getZkfcPort(Configuration) - Static method in class org.apache.hadoop.mapred.tools.MRZKFailoverController
 
go() - Method in class org.apache.hadoop.streaming.StreamJob
Deprecated.
goodClassOrNull(Configuration, String, String) - Static method in class org.apache.hadoop.streaming.StreamUtil
It may seem strange to silently switch behaviour when a String is not a classname; the reason is simplified Usage:
Grep - Class in org.apache.hadoop.examples
 
GROUP - Static variable in class org.apache.hadoop.mapreduce.lib.map.RegexMapper
 

H

HA_DT_SERVICE_PREFIX - Static variable in class org.apache.hadoop.mapred.HAUtil
A prefix put before the jobtracker address inside the "service" field of a delegation token, indicating that the address is a logical (HA) address.
HadoopLogParser - Class in org.apache.hadoop.contrib.failmon
An object of this class parses a Hadoop log file to create appropriate EventRecords.
HadoopLogParser(String) - Constructor for class org.apache.hadoop.contrib.failmon.HadoopLogParser
Create a new parser object and try to find the hostname of the node that generated the log
HadoopStreaming - Class in org.apache.hadoop.streaming
The main entrypoint.
HadoopStreaming() - Constructor for class org.apache.hadoop.streaming.HadoopStreaming
 
handle(Map<JobHistory.Keys, String>) - Method in class org.apache.hadoop.mapred.JobHistory.JobInfo
 
handle(JobHistory.RecordTypes, Map<JobHistory.Keys, String>) - Method in interface org.apache.hadoop.mapred.JobHistory.Listener
Callback method for history parser.
handleKind(Text) - Method in class org.apache.hadoop.mapred.JobClient.Renewer
 
has(int) - Method in class org.apache.hadoop.mapred.join.TupleWritable
Return true if tuple has an element at the position provided.
hasFailedOnMachine(String) - Method in class org.apache.hadoop.mapred.TaskInProgress
Has this task already failed on this machine?
hashCode() - Method in class org.apache.hadoop.contrib.index.mapred.DocumentID
 
hashCode() - Method in class org.apache.hadoop.contrib.index.mapred.Shard
 
hashCode() - Method in class org.apache.hadoop.examples.MultiFileWordCount.WordOffset
 
hashCode() - Method in class org.apache.hadoop.examples.SecondarySort.IntPair
 
hashCode() - Method in class org.apache.hadoop.mapred.Counters.Counter
Deprecated.
 
hashCode() - Method in class org.apache.hadoop.mapred.Counters.Group
Deprecated.
 
hashCode() - Method in class org.apache.hadoop.mapred.join.TupleWritable
 
hashCode() - Method in class org.apache.hadoop.mapred.join.WrappedRecordReader
 
hashCode(byte[], int, int, int) - Method in class org.apache.hadoop.mapred.lib.KeyFieldBasedPartitioner
 
hashCode() - Method in class org.apache.hadoop.mapred.TaskCompletionEvent
 
hashCode() - Method in class org.apache.hadoop.mapred.TaskReport
 
hashCode() - Method in class org.apache.hadoop.mapreduce.counters.AbstractCounter
 
hashCode() - Method in class org.apache.hadoop.mapreduce.counters.AbstractCounterGroup
 
hashCode() - Method in class org.apache.hadoop.mapreduce.counters.AbstractCounters
 
hashCode() - Method in class org.apache.hadoop.mapreduce.counters.FileSystemCounterGroup
 
hashCode() - Method in class org.apache.hadoop.mapreduce.counters.FrameworkCounterGroup
 
hashCode() - Method in class org.apache.hadoop.mapreduce.ID
 
hashCode() - Method in class org.apache.hadoop.mapreduce.JobID
 
hashCode(byte[], int, int, int) - Method in class org.apache.hadoop.mapreduce.lib.partition.KeyFieldBasedPartitioner
 
hashCode() - Method in class org.apache.hadoop.mapreduce.TaskAttemptID
 
hashCode() - Method in class org.apache.hadoop.mapreduce.TaskID
 
hashFromString(String, SecretKey) - Static method in class org.apache.hadoop.mapreduce.security.SecureShuffleUtils
Aux util to calculate hash of a String
HashingDistributionPolicy - Class in org.apache.hadoop.contrib.index.example
Choose a shard for each insert or delete based on document id hashing.
HashingDistributionPolicy() - Constructor for class org.apache.hadoop.contrib.index.example.HashingDistributionPolicy
 
HashPartitioner<K2,V2> - Class in org.apache.hadoop.mapred.lib
Partition keys by their Object.hashCode().
HashPartitioner() - Constructor for class org.apache.hadoop.mapred.lib.HashPartitioner
 
HashPartitioner<K,V> - Class in org.apache.hadoop.mapreduce.lib.partition
Partition keys by their Object.hashCode().
HashPartitioner() - Constructor for class org.apache.hadoop.mapreduce.lib.partition.HashPartitioner
 
hasNext() - Method in class org.apache.hadoop.contrib.utils.join.ArrayListBackedIterator
 
hasNext() - Method in class org.apache.hadoop.mapred.join.ArrayListBackedIterator
 
hasNext() - Method in interface org.apache.hadoop.mapred.join.ComposableRecordReader
Returns true if the stream is not empty, but provides no guarantee that a call to next(K,V) will succeed.
hasNext() - Method in class org.apache.hadoop.mapred.join.CompositeRecordReader
Return true if it is possible that this could emit more values.
hasNext() - Method in class org.apache.hadoop.mapred.join.JoinRecordReader.JoinDelegationIterator
 
hasNext() - Method in class org.apache.hadoop.mapred.join.MultiFilterRecordReader.MultiFilterDelegationIterator
 
hasNext() - Method in class org.apache.hadoop.mapred.join.ResetableIterator.EMPTY
 
hasNext() - Method in interface org.apache.hadoop.mapred.join.ResetableIterator
True if a call to next may return a value.
hasNext() - Method in class org.apache.hadoop.mapred.join.StreamBackedIterator
 
hasNext() - Method in class org.apache.hadoop.mapred.join.WrappedRecordReader
Return true if the RR- including the k,v pair stored in this object- is exhausted.
hasNext() - Method in class org.apache.hadoop.mapreduce.task.ReduceContextImpl.ValueIterator
 
hasRecovered() - Method in class org.apache.hadoop.mapred.JobTracker
Whether the JT has recovered upon restart
hasRestarted() - Method in class org.apache.hadoop.mapred.JobTracker
Whether the JT has restarted
hasRunOnMachine(String, String) - Method in class org.apache.hadoop.mapred.TaskInProgress
Was this task ever scheduled to run on this machine?
hasSimpleInputSpecs_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
hasSpeculativeMaps() - Method in class org.apache.hadoop.mapred.JobInProgress
 
hasSpeculativeReduces() - Method in class org.apache.hadoop.mapred.JobInProgress
 
HAUtil - Class in org.apache.hadoop.mapred
 
HDFSMerger - Class in org.apache.hadoop.contrib.failmon
 
HDFSMerger() - Constructor for class org.apache.hadoop.contrib.failmon.HDFSMerger
 
heartbeat(TaskTrackerStatus, boolean, boolean, boolean, short) - Method in class org.apache.hadoop.mapred.JobTracker
The periodic heartbeat mechanism between the TaskTracker and the JobTracker.
height - Variable in class org.apache.hadoop.examples.dancing.Pentomino
 
height - Static variable in class org.apache.hadoop.mapred.TaskGraphServlet
height of the graph w/o margins
HTTP_HEADER_REPLY_URL_HASH - Static variable in class org.apache.hadoop.mapreduce.security.SecureShuffleUtils
 
HTTP_HEADER_URL_HASH - Static variable in class org.apache.hadoop.mapreduce.security.SecureShuffleUtils
 

I

ID - Class in org.apache.hadoop.mapred
A general identifier, which internally stores the id as an integer.
ID(int) - Constructor for class org.apache.hadoop.mapred.ID
constructs an ID object from the given int
ID() - Constructor for class org.apache.hadoop.mapred.ID
 
id() - Method in interface org.apache.hadoop.mapred.join.ComposableRecordReader
Return the position in the collector this class occupies.
id() - Method in class org.apache.hadoop.mapred.join.CompositeRecordReader
Return the position in the collector this class occupies.
id - Variable in class org.apache.hadoop.mapred.join.Parser.Node
 
id() - Method in class org.apache.hadoop.mapred.join.WrappedRecordReader
Return the position in the collector this class occupies.
ID - Class in org.apache.hadoop.mapreduce
A general identifier, which internally stores the id as an integer.
ID(int) - Constructor for class org.apache.hadoop.mapreduce.ID
constructs an ID object from the given int
ID() - Constructor for class org.apache.hadoop.mapreduce.ID
 
id - Variable in class org.apache.hadoop.mapreduce.ID
 
ident - Variable in class org.apache.hadoop.mapred.join.Parser.Node
 
IdentifierResolver - Class in org.apache.hadoop.streaming.io
This class is used to resolve a string identifier into the required IO classes.
IdentifierResolver() - Constructor for class org.apache.hadoop.streaming.io.IdentifierResolver
 
IdentityLocalAnalysis - Class in org.apache.hadoop.contrib.index.example
Identity local analysis maps inputs directly into outputs.
IdentityLocalAnalysis() - Constructor for class org.apache.hadoop.contrib.index.example.IdentityLocalAnalysis
 
IdentityMapper<K,V> - Class in org.apache.hadoop.mapred.lib
Implements the identity function, mapping inputs directly to outputs.
IdentityMapper() - Constructor for class org.apache.hadoop.mapred.lib.IdentityMapper
 
IdentityReducer<K,V> - Class in org.apache.hadoop.mapred.lib
Performs no reduction, writing all input values directly to the output.
IdentityReducer() - Constructor for class org.apache.hadoop.mapred.lib.IdentityReducer
 
idFormat - Static variable in class org.apache.hadoop.mapreduce.JobID
 
idFormat - Static variable in class org.apache.hadoop.mapreduce.TaskID
 
IDistributionPolicy - Interface in org.apache.hadoop.contrib.index.mapred
A distribution policy decides, given a document with a document id, which one shard the request should be sent to if the request is an insert, and which shard(s) the request should be sent to if the request is a delete.
idWithinJob() - Method in class org.apache.hadoop.mapred.TaskCompletionEvent
 
idWithinJob() - Method in class org.apache.hadoop.mapred.TaskInProgress
Return the index of the tip within the job, so "task_200707121733_1313_0002_m_012345" would return 12345;
idx - Variable in class org.apache.hadoop.mapred.lib.CombineFileRecordReader
 
idx - Variable in class org.apache.hadoop.mapreduce.lib.input.CombineFileRecordReader
 
ifmt(double) - Static method in class org.apache.hadoop.streaming.StreamUtil
 
IIndexUpdater - Interface in org.apache.hadoop.contrib.index.mapred
A class implements an index updater interface should create a Map/Reduce job configuration and run the Map/Reduce job to analyze documents and update Lucene instances in parallel.
ILocalAnalysis<K extends org.apache.hadoop.io.WritableComparable,V extends org.apache.hadoop.io.Writable> - Interface in org.apache.hadoop.contrib.index.mapred
Application specific local analysis.
incompleteSubTask(TaskAttemptID, JobStatus) - Method in class org.apache.hadoop.mapred.TaskInProgress
Indicate that one of the taskids in this TaskInProgress has failed.
incrAllCounters(CounterGroupBase<Counters.Counter>) - Method in class org.apache.hadoop.mapred.Counters.Group
Deprecated.
 
incrAllCounters(Counters) - Method in class org.apache.hadoop.mapred.Counters
Deprecated.
Increments multiple counters by their amounts in another Counters instance.
incrAllCounters(CounterGroupBase<T>) - Method in class org.apache.hadoop.mapreduce.counters.AbstractCounterGroup
 
incrAllCounters(AbstractCounters<C, G>) - Method in class org.apache.hadoop.mapreduce.counters.AbstractCounters
Increments multiple counters by their amounts in another Counters instance.
incrAllCounters(CounterGroupBase<T>) - Method in interface org.apache.hadoop.mapreduce.counters.CounterGroupBase
Increment all counters by a group of counters
incrAllCounters(CounterGroupBase<C>) - Method in class org.apache.hadoop.mapreduce.counters.FileSystemCounterGroup
 
incrAllCounters(CounterGroupBase<C>) - Method in class org.apache.hadoop.mapreduce.counters.FrameworkCounterGroup
 
incrCounter(Enum<?>, long) - Method in class org.apache.hadoop.mapred.Counters
Deprecated.
Increments the specified counter by the specified amount, creating it if it didn't already exist.
incrCounter(String, String, long) - Method in class org.apache.hadoop.mapred.Counters
Deprecated.
Increments the specified counter by the specified amount, creating it if it didn't already exist.
incrCounter(Enum<?>, long) - Method in interface org.apache.hadoop.mapred.Reporter
Increments the counter identified by the key, which can be of any Enum type, by the specified amount.
incrCounter(String, String, long) - Method in interface org.apache.hadoop.mapred.Reporter
Increments the counter identified by the group and counter name by the specified amount.
incrCounter(Enum, long) - Method in class org.apache.hadoop.mapred.Task.TaskReporter
 
incrCounter(String, String, long) - Method in class org.apache.hadoop.mapred.Task.TaskReporter
 
incrCounters() - Method in class org.apache.hadoop.mapreduce.counters.Limits
 
increment(long) - Method in class org.apache.hadoop.mapred.Counters.Counter
Deprecated.
 
increment(long) - Method in interface org.apache.hadoop.mapreduce.Counter
Increment this counter by the given value
increment(long) - Method in class org.apache.hadoop.mapreduce.counters.FileSystemCounterGroup.FSCounter
 
increment(long) - Method in class org.apache.hadoop.mapreduce.counters.FrameworkCounterGroup.FrameworkCounter
 
increment(long) - Method in class org.apache.hadoop.mapreduce.counters.GenericCounter
 
IndexRecord - Class in org.apache.hadoop.mapred
 
IndexRecord() - Constructor for class org.apache.hadoop.mapred.IndexRecord
 
IndexRecord(long, long, long) - Constructor for class org.apache.hadoop.mapred.IndexRecord
 
IndexUpdateCombiner - Class in org.apache.hadoop.contrib.index.mapred
This combiner combines multiple intermediate forms into one intermediate form.
IndexUpdateCombiner() - Constructor for class org.apache.hadoop.contrib.index.mapred.IndexUpdateCombiner
 
IndexUpdateConfiguration - Class in org.apache.hadoop.contrib.index.mapred
This class provides the getters and the setters to a number of parameters.
IndexUpdateConfiguration(Configuration) - Constructor for class org.apache.hadoop.contrib.index.mapred.IndexUpdateConfiguration
Constructor
IndexUpdateMapper<K extends org.apache.hadoop.io.WritableComparable,V extends org.apache.hadoop.io.Writable> - Class in org.apache.hadoop.contrib.index.mapred
This class applies local analysis on a key-value pair and then convert the result docid-operation pair to a shard-and-intermediate form pair.
IndexUpdateMapper() - Constructor for class org.apache.hadoop.contrib.index.mapred.IndexUpdateMapper
 
IndexUpdateOutputFormat - Class in org.apache.hadoop.contrib.index.mapred
The record writer of this output format simply puts a message in an output path when a shard update is done.
IndexUpdateOutputFormat() - Constructor for class org.apache.hadoop.contrib.index.mapred.IndexUpdateOutputFormat
 
IndexUpdatePartitioner - Class in org.apache.hadoop.contrib.index.mapred
This partitioner class puts the values of the same key - in this case the same shard - in the same partition.
IndexUpdatePartitioner() - Constructor for class org.apache.hadoop.contrib.index.mapred.IndexUpdatePartitioner
 
IndexUpdater - Class in org.apache.hadoop.contrib.index.mapred
An implementation of an index updater interface which creates a Map/Reduce job configuration and run the Map/Reduce job to analyze documents and update Lucene instances in parallel.
IndexUpdater() - Constructor for class org.apache.hadoop.contrib.index.mapred.IndexUpdater
 
IndexUpdateReducer - Class in org.apache.hadoop.contrib.index.mapred
This reducer applies to a shard the changes for it.
IndexUpdateReducer() - Constructor for class org.apache.hadoop.contrib.index.mapred.IndexUpdateReducer
 
init(Shard[]) - Method in class org.apache.hadoop.contrib.index.example.HashingDistributionPolicy
 
init(Shard[]) - Method in class org.apache.hadoop.contrib.index.example.RoundRobinDistributionPolicy
 
init(Shard[]) - Method in interface org.apache.hadoop.contrib.index.mapred.IDistributionPolicy
Initialization.
init(JobConf) - Method in class org.apache.hadoop.mapred.JobClient
Connect to the default JobTracker.
init(JobTracker, JobConf, String, long) - Static method in class org.apache.hadoop.mapred.JobHistory
Initialize JobHistory files.
init() - Method in class org.apache.hadoop.mapred.JobTrackerHAHttpRedirector.RedirectorServlet
 
init(MapOutputCollector.Context) - Method in interface org.apache.hadoop.mapred.MapOutputCollector
 
init(MapOutputCollector.Context) - Method in class org.apache.hadoop.mapred.MapTask.MapOutputBuffer
 
init(ShuffleConsumerPlugin.Context) - Method in class org.apache.hadoop.mapred.ReduceTask.ReduceCopier
 
init(ShuffleConsumerPlugin.Context) - Method in interface org.apache.hadoop.mapred.ShuffleConsumerPlugin
To initialize the reduce copier plugin.
init() - Method in class org.apache.hadoop.mapred.TaskTracker.MapOutputServlet
 
init(Configuration) - Static method in class org.apache.hadoop.mapreduce.counters.Limits
 
init() - Method in class org.apache.hadoop.streaming.StreamJob
 
init() - Method in class org.apache.hadoop.streaming.StreamXmlRecordReader
 
inited() - Method in class org.apache.hadoop.mapred.JobInProgress
Check if the job has been initialized.
initialize(InputSplit, TaskAttemptContext) - Method in class org.apache.hadoop.examples.MultiFileWordCount.CombineFileLineRecordReader
 
initialize(TaskTracker) - Method in interface org.apache.hadoop.mapred.ShuffleProviderPlugin
Do constructor work here.
initialize(JobConf, JobID, Reporter, boolean) - Method in class org.apache.hadoop.mapred.Task
 
initialize(TaskTracker) - Method in class org.apache.hadoop.mapred.TaskTracker.DefaultShuffleProvider
 
initialize(InputSplit, TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.lib.db.DBRecordReader
 
initialize(InputSplit, TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.lib.input.CombineFileRecordReader
 
initialize(InputSplit, TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.lib.input.DelegatingRecordReader
 
initialize(InputSplit, TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.lib.input.KeyValueLineRecordReader
 
initialize(InputSplit, TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.lib.input.LineRecordReader
 
initialize(InputSplit, TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.lib.input.SequenceFileAsBinaryInputFormat.SequenceFileAsBinaryRecordReader
 
initialize(InputSplit, TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.lib.input.SequenceFileAsTextRecordReader
 
initialize(InputSplit, TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.lib.input.SequenceFileRecordReader
 
initialize(InputSplit, TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.RecordReader
Called once at initialization.
initialize(PipeMapRed) - Method in class org.apache.hadoop.streaming.io.InputWriter
Initializes the InputWriter.
initialize(PipeMapRed) - Method in class org.apache.hadoop.streaming.io.OutputReader
Initializes the OutputReader.
initialize(PipeMapRed) - Method in class org.apache.hadoop.streaming.io.RawBytesInputWriter
 
initialize(PipeMapRed) - Method in class org.apache.hadoop.streaming.io.RawBytesOutputReader
 
initialize(PipeMapRed) - Method in class org.apache.hadoop.streaming.io.TextInputWriter
 
initialize(PipeMapRed) - Method in class org.apache.hadoop.streaming.io.TextOutputReader
 
initialize(PipeMapRed) - Method in class org.apache.hadoop.streaming.io.TypedBytesInputWriter
 
initialize(PipeMapRed) - Method in class org.apache.hadoop.streaming.io.TypedBytesOutputReader
 
initializeAttemptDirs(String, String, String) - Method in class org.apache.hadoop.mapreduce.server.tasktracker.Localizer
Create taskDirs on all the disks.
initializeJob(String, String, Path, Path, TaskUmbilicalProtocol, InetSocketAddress) - Method in class org.apache.hadoop.mapred.DefaultTaskController
This routine initializes the local file system for running a job.
initializeJob(String, String, Path, Path, TaskUmbilicalProtocol, InetSocketAddress) - Method in class org.apache.hadoop.mapred.TaskController
Create all of the directories necessary for the job to start and download all of the job and private distributed cache files.
initializeJobDirs(String, JobID) - Method in class org.apache.hadoop.mapreduce.server.tasktracker.Localizer
Prepare the job directories for a given job.
initializeJobLogDir() - Method in class org.apache.hadoop.mapred.JobLocalizer
Create job log directory and set appropriate permissions for the directory.
initializeJobLogDir(JobID) - Method in class org.apache.hadoop.mapreduce.server.tasktracker.Localizer
Create job log directory and set appropriate permissions for the directory.
initializePieces() - Method in class org.apache.hadoop.examples.dancing.OneSidedPentomino
Define the one sided pieces.
initializePieces() - Method in class org.apache.hadoop.examples.dancing.Pentomino
Fill in the pieces list.
initializeUserDirs(String) - Method in class org.apache.hadoop.mapreduce.server.tasktracker.Localizer
Initialize the local directories for a particular user on this TT.
initJob(JobInProgress) - Method in class org.apache.hadoop.mapred.JobTracker
 
initMerger() - Method in class org.apache.hadoop.mapred.ReduceTask.ReduceCopier
 
initNextRecordReader() - Method in class org.apache.hadoop.mapred.lib.CombineFileRecordReader
Get the record reader for the next chunk in this CombineFileSplit.
initNextRecordReader() - Method in class org.apache.hadoop.mapreduce.lib.input.CombineFileRecordReader
Get the record reader for the next chunk in this CombineFileSplit.
initRPC() - Method in class org.apache.hadoop.mapred.tools.MRZKFailoverController
 
initTasks() - Method in class org.apache.hadoop.mapred.JobInProgress
Construct the splits, etc.
InnerJoinRecordReader<K extends org.apache.hadoop.io.WritableComparable> - Class in org.apache.hadoop.mapred.join
Full inner join.
INPUT_BOUNDING_QUERY - Static variable in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
Input query to get the max and min values of the jdbc.input.query
INPUT_CLASS_PROPERTY - Static variable in class org.apache.hadoop.mapred.lib.db.DBConfiguration
Class name implementing DBWritable which will hold input tuples
INPUT_CLASS_PROPERTY - Static variable in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
Class name implementing DBWritable which will hold input tuples
INPUT_CONDITIONS_PROPERTY - Static variable in class org.apache.hadoop.mapred.lib.db.DBConfiguration
WHERE clause in the input SELECT statement
INPUT_CONDITIONS_PROPERTY - Static variable in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
WHERE clause in the input SELECT statement
INPUT_COUNT_QUERY - Static variable in class org.apache.hadoop.mapred.lib.db.DBConfiguration
Input query to get the count of records
INPUT_COUNT_QUERY - Static variable in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
Input query to get the count of records
INPUT_FIELD_NAMES_PROPERTY - Static variable in class org.apache.hadoop.mapred.lib.db.DBConfiguration
Field names in the Input table
INPUT_FIELD_NAMES_PROPERTY - Static variable in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
Field names in the Input table
INPUT_FORMAT_CLASS_ATTR - Static variable in interface org.apache.hadoop.mapreduce.JobContext
 
INPUT_ORDER_BY_PROPERTY - Static variable in class org.apache.hadoop.mapred.lib.db.DBConfiguration
ORDER BY clause in the input SELECT statement
INPUT_ORDER_BY_PROPERTY - Static variable in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
ORDER BY clause in the input SELECT statement
INPUT_QUERY - Static variable in class org.apache.hadoop.mapred.lib.db.DBConfiguration
Whole input query, exluding LIMIT...OFFSET
INPUT_QUERY - Static variable in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
Whole input query, exluding LIMIT...OFFSET
INPUT_TABLE_NAME_PROPERTY - Static variable in class org.apache.hadoop.mapred.lib.db.DBConfiguration
Input table name
INPUT_TABLE_NAME_PROPERTY - Static variable in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
Input table name
inputBytes(long) - Method in class org.apache.hadoop.mapred.ReduceTask.ReduceCopier.ShuffleClientMetrics
 
inputCounter - Variable in class org.apache.hadoop.mapred.Task.CombinerRunner
 
inputFile - Variable in class org.apache.hadoop.contrib.utils.join.DataJoinMapperBase
 
inputFile - Variable in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorBaseDescriptor
 
InputFormat<K,V> - Interface in org.apache.hadoop.mapred
InputFormat describes the input-specification for a Map-Reduce job.
InputFormat<K,V> - Class in org.apache.hadoop.mapreduce
InputFormat describes the input-specification for a Map-Reduce job.
InputFormat() - Constructor for class org.apache.hadoop.mapreduce.InputFormat
 
inputFormatSpec_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
InputSampler<K,V> - Class in org.apache.hadoop.mapred.lib
Utility for collecting samples and writing a partition file for TotalOrderPartitioner.
InputSampler(JobConf) - Constructor for class org.apache.hadoop.mapred.lib.InputSampler
 
InputSampler<K,V> - Class in org.apache.hadoop.mapreduce.lib.partition
Utility for collecting samples and writing a partition file for TotalOrderPartitioner.
InputSampler(Configuration) - Constructor for class org.apache.hadoop.mapreduce.lib.partition.InputSampler
 
InputSampler.IntervalSampler<K,V> - Class in org.apache.hadoop.mapred.lib
Sample from s splits at regular intervals.
InputSampler.IntervalSampler(double) - Constructor for class org.apache.hadoop.mapred.lib.InputSampler.IntervalSampler
Create a new IntervalSampler sampling all splits.
InputSampler.IntervalSampler(double, int) - Constructor for class org.apache.hadoop.mapred.lib.InputSampler.IntervalSampler
Create a new IntervalSampler.
InputSampler.IntervalSampler<K,V> - Class in org.apache.hadoop.mapreduce.lib.partition
Sample from s splits at regular intervals.
InputSampler.IntervalSampler(double) - Constructor for class org.apache.hadoop.mapreduce.lib.partition.InputSampler.IntervalSampler
Create a new IntervalSampler sampling all splits.
InputSampler.IntervalSampler(double, int) - Constructor for class org.apache.hadoop.mapreduce.lib.partition.InputSampler.IntervalSampler
Create a new IntervalSampler.
InputSampler.RandomSampler<K,V> - Class in org.apache.hadoop.mapred.lib
Sample from random points in the input.
InputSampler.RandomSampler(double, int) - Constructor for class org.apache.hadoop.mapred.lib.InputSampler.RandomSampler
Create a new RandomSampler sampling all splits.
InputSampler.RandomSampler(double, int, int) - Constructor for class org.apache.hadoop.mapred.lib.InputSampler.RandomSampler
Create a new RandomSampler.
InputSampler.RandomSampler<K,V> - Class in org.apache.hadoop.mapreduce.lib.partition
Sample from random points in the input.
InputSampler.RandomSampler(double, int) - Constructor for class org.apache.hadoop.mapreduce.lib.partition.InputSampler.RandomSampler
Create a new RandomSampler sampling all splits.
InputSampler.RandomSampler(double, int, int) - Constructor for class org.apache.hadoop.mapreduce.lib.partition.InputSampler.RandomSampler
Create a new RandomSampler.
InputSampler.Sampler<K,V> - Interface in org.apache.hadoop.mapred.lib
Interface to sample using an InputFormat.
InputSampler.Sampler<K,V> - Interface in org.apache.hadoop.mapreduce.lib.partition
Interface to sample using an InputFormat.
InputSampler.SplitSampler<K,V> - Class in org.apache.hadoop.mapred.lib
Samples the first n records from s splits.
InputSampler.SplitSampler(int) - Constructor for class org.apache.hadoop.mapred.lib.InputSampler.SplitSampler
Create a SplitSampler sampling all splits.
InputSampler.SplitSampler(int, int) - Constructor for class org.apache.hadoop.mapred.lib.InputSampler.SplitSampler
Create a new SplitSampler.
InputSampler.SplitSampler<K,V> - Class in org.apache.hadoop.mapreduce.lib.partition
Samples the first n records from s splits.
InputSampler.SplitSampler(int) - Constructor for class org.apache.hadoop.mapreduce.lib.partition.InputSampler.SplitSampler
Create a SplitSampler sampling all splits.
InputSampler.SplitSampler(int, int) - Constructor for class org.apache.hadoop.mapreduce.lib.partition.InputSampler.SplitSampler
Create a new SplitSampler.
inputSpecs_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
InputSplit - Interface in org.apache.hadoop.mapred
InputSplit represents the data to be processed by an individual Mapper.
InputSplit - Class in org.apache.hadoop.mapreduce
InputSplit represents the data to be processed by an individual Mapper.
InputSplit() - Constructor for class org.apache.hadoop.mapreduce.InputSplit
 
inputTag - Variable in class org.apache.hadoop.contrib.utils.join.DataJoinMapperBase
 
InputWriter<K,V> - Class in org.apache.hadoop.streaming.io
Abstract base for classes that write the client's input.
InputWriter() - Constructor for class org.apache.hadoop.streaming.io.InputWriter
 
inReaderSpec_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
insert(EventRecord) - Method in class org.apache.hadoop.contrib.failmon.LocalStore
Insert an EventRecord to the local storage, after it gets serialized and anonymized.
insert(EventRecord[]) - Method in class org.apache.hadoop.contrib.failmon.LocalStore
Insert an array of EventRecords to the local storage, after they get serialized and anonymized.
INSERT - Static variable in class org.apache.hadoop.contrib.index.mapred.DocumentAndOp.Op
 
instances - Static variable in class org.apache.hadoop.contrib.failmon.Executor
 
IntegerSplitter - Class in org.apache.hadoop.mapreduce.lib.db
Implement DBSplitter over integer values.
IntegerSplitter() - Constructor for class org.apache.hadoop.mapreduce.lib.db.IntegerSplitter
 
IntermediateForm - Class in org.apache.hadoop.contrib.index.mapred
An intermediate form for one or more parsed Lucene documents and/or delete terms.
IntermediateForm() - Constructor for class org.apache.hadoop.contrib.index.mapred.IntermediateForm
Constructor
IntSumReducer<Key> - Class in org.apache.hadoop.mapreduce.lib.reduce
 
IntSumReducer() - Constructor for class org.apache.hadoop.mapreduce.lib.reduce.IntSumReducer
 
InvalidFileTypeException - Exception in org.apache.hadoop.mapred
Used when file type differs from the desired file type.
InvalidFileTypeException() - Constructor for exception org.apache.hadoop.mapred.InvalidFileTypeException
 
InvalidFileTypeException(String) - Constructor for exception org.apache.hadoop.mapred.InvalidFileTypeException
 
InvalidInputException - Exception in org.apache.hadoop.mapred
This class wraps a list of problems with the input, so that the user can get a list of problems together instead of finding and fixing them one by one.
InvalidInputException(List<IOException>) - Constructor for exception org.apache.hadoop.mapred.InvalidInputException
Create the exception with the given list.
InvalidInputException - Exception in org.apache.hadoop.mapreduce.lib.input
This class wraps a list of problems with the input, so that the user can get a list of problems together instead of finding and fixing them one by one.
InvalidInputException(List<IOException>) - Constructor for exception org.apache.hadoop.mapreduce.lib.input.InvalidInputException
Create the exception with the given list.
InvalidJobConfException - Exception in org.apache.hadoop.mapred
This exception is thrown when jobconf misses some mendatory attributes or value of some attributes is invalid.
InvalidJobConfException() - Constructor for exception org.apache.hadoop.mapred.InvalidJobConfException
 
InvalidJobConfException(String) - Constructor for exception org.apache.hadoop.mapred.InvalidJobConfException
 
InvalidJobConfException(String, Throwable) - Constructor for exception org.apache.hadoop.mapred.InvalidJobConfException
 
InvalidJobConfException(Throwable) - Constructor for exception org.apache.hadoop.mapred.InvalidJobConfException
 
InverseMapper<K,V> - Class in org.apache.hadoop.mapred.lib
A Mapper that swaps keys and values.
InverseMapper() - Constructor for class org.apache.hadoop.mapred.lib.InverseMapper
 
InverseMapper<K,V> - Class in org.apache.hadoop.mapreduce.lib.map
A Mapper that swaps keys and values.
InverseMapper() - Constructor for class org.apache.hadoop.mapreduce.lib.map.InverseMapper
 
ioSpec_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
isAlive(String) - Static method in class org.apache.hadoop.util.ProcessTree
Is the process with PID pid still alive? This method assumes that isAlive is called on a pid that was alive not too long ago, and hence assumes no chance of pid-wrapping-around.
isAlive() - Method in class org.apache.hadoop.util.ProcfsBasedProcessTree
Is the root-process alive?
isAnyProcessInTreeAlive() - Method in class org.apache.hadoop.util.ProcfsBasedProcessTree
Is any of the subprocesses in the process-tree alive?
isAutoFailoverEnabled() - Method in class org.apache.hadoop.mapred.JobTrackerHAServiceTarget
 
isAvailable() - Static method in class org.apache.hadoop.util.ProcfsBasedProcessTree
Checks if the ProcfsBasedProcessTree is available on this system.
isBlacklisted(String) - Method in class org.apache.hadoop.mapred.JobTracker
Whether the tracker is blacklisted or not
isCommitPending(TaskAttemptID) - Method in class org.apache.hadoop.mapred.TaskInProgress
 
isComplete() - Method in interface org.apache.hadoop.mapred.RunningJob
Check if the job is finished or not.
isComplete() - Method in class org.apache.hadoop.mapred.TaskInProgress
Is this tip complete?
isComplete(TaskAttemptID) - Method in class org.apache.hadoop.mapred.TaskInProgress
Is the given taskid the one that took this tip to completion?
isComplete() - Method in class org.apache.hadoop.mapreduce.Job
Check if the job is finished or not.
isCompleted() - Method in class org.apache.hadoop.mapreduce.lib.jobcontrol.ControlledJob
 
isCygwin() - Static method in class org.apache.hadoop.streaming.StreamUtil
 
isFailed() - Method in class org.apache.hadoop.mapred.TaskInProgress
Is the tip a failure?
isFirstAttempt(TaskAttemptID) - Method in class org.apache.hadoop.mapred.TaskInProgress
Is the Task associated with taskid is the first attempt of the tip?
isFrameworkGroup(String) - Static method in class org.apache.hadoop.mapreduce.counters.CounterGroupFactory
Check whether a group name is a name of a framework group (including the filesystem group).
isHAEnabled() - Static method in class org.apache.hadoop.mapred.HAUtil
Returns true if jobtracker HA is configured.
isHAEnabled(Configuration, String) - Static method in class org.apache.hadoop.mapred.HAUtil
Returns true if jobtracker HA is configured.
isHealthy() - Method in class org.apache.hadoop.mapred.TaskTracker
 
isHealthy() - Method in interface org.apache.hadoop.mapred.TaskTrackerMXBean
 
isIdle() - Method in class org.apache.hadoop.mapred.TaskTracker
Is this task tracker idle?
isJobCleanupTask() - Method in class org.apache.hadoop.mapred.TaskInProgress
 
isJobComplete() - Method in class org.apache.hadoop.mapred.JobStatus
Returns true if the status is for a completed job.
isJobDirValid(Path, FileSystem) - Static method in class org.apache.hadoop.mapred.JobClient
Checks if the job directory is clean and has all the required components for (re) starting the job
isJobSetupTask() - Method in class org.apache.hadoop.mapred.TaskInProgress
 
isLocalHadoop() - Method in class org.apache.hadoop.streaming.StreamJob
 
isLocalJobTracker(JobConf) - Static method in class org.apache.hadoop.streaming.StreamUtil
 
isManaged(Token<?>) - Method in class org.apache.hadoop.mapred.JobClient.Renewer
 
isMap() - Method in class org.apache.hadoop.mapreduce.TaskAttemptID
Returns whether this TaskAttemptID is a map ID
isMap() - Method in class org.apache.hadoop.mapreduce.TaskID
Returns whether this TaskID is a map ID
isMapTask() - Method in class org.apache.hadoop.mapred.MapTask
 
isMapTask() - Method in class org.apache.hadoop.mapred.ReduceTask
 
isMapTask() - Method in class org.apache.hadoop.mapred.Task
 
isMapTask() - Method in class org.apache.hadoop.mapred.TaskCompletionEvent
 
isMapTask() - Method in class org.apache.hadoop.mapred.TaskInProgress
Whether this is a map task
isMR2() - Static method in class org.apache.hadoop.mapred.MRVersion
 
isMultiNamedOutput(JobConf, String) - Static method in class org.apache.hadoop.mapred.lib.MultipleOutputs
Returns if a named output is multiple.
IsolationRunner - Class in org.apache.hadoop.mapred
IsolationRunner is intended to facilitate debugging by re-running a specific task, given left-over task files for a (typically failed) past job.
IsolationRunner() - Constructor for class org.apache.hadoop.mapred.IsolationRunner
 
isOnlyCommitPending() - Method in class org.apache.hadoop.mapred.TaskInProgress
 
isProcessGroupAlive(String) - Static method in class org.apache.hadoop.util.ProcessTree
Is the process group with still alive? This method assumes that isAlive is called on a pid that was alive not too long ago, and hence assumes no chance of pid-wrapping-around.
isQueueEmpty() - Method in class org.apache.hadoop.mapred.CleanupQueue
 
isReady() - Method in class org.apache.hadoop.mapreduce.lib.jobcontrol.ControlledJob
 
isRunning() - Method in class org.apache.hadoop.mapred.TaskInProgress
Is this tip currently running any tasks?
isSegmentsFile(String) - Static method in class org.apache.hadoop.contrib.index.lucene.LuceneUtil
Check if the file is a segments_N file
isSegmentsGenFile(String) - Static method in class org.apache.hadoop.contrib.index.lucene.LuceneUtil
Check if the file is the segments.gen file
isSetsidAvailable - Static variable in class org.apache.hadoop.util.ProcessTree
 
isSkipping() - Method in class org.apache.hadoop.mapred.Task
Is Task in skipping mode.
isSplitable(FileSystem, Path) - Method in class org.apache.hadoop.mapred.FileInputFormat
Is the given filename splitable? Usually, true, but if the file is stream compressed, it will not be.
isSplitable(FileSystem, Path) - Method in class org.apache.hadoop.mapred.KeyValueTextInputFormat
 
isSplitable(FileSystem, Path) - Method in class org.apache.hadoop.mapred.lib.CombineFileInputFormat
 
isSplitable(FileSystem, Path) - Method in class org.apache.hadoop.mapred.TextInputFormat
 
isSplitable(JobContext, Path) - Method in class org.apache.hadoop.mapreduce.lib.input.CombineFileInputFormat
 
isSplitable(JobContext, Path) - Method in class org.apache.hadoop.mapreduce.lib.input.FileInputFormat
Is the given filename splitable? Usually, true, but if the file is stream compressed, it will not be.
isSplitable(JobContext, Path) - Method in class org.apache.hadoop.mapreduce.lib.input.KeyValueTextInputFormat
 
isSplitable(JobContext, Path) - Method in class org.apache.hadoop.mapreduce.lib.input.TextInputFormat
 
isSuccessful() - Method in interface org.apache.hadoop.mapred.RunningJob
Check if the job completed successfully.
isSuccessful() - Method in class org.apache.hadoop.mapreduce.Job
Check if the job completed successfully.
isTaskMemoryManagerEnabled() - Method in class org.apache.hadoop.mapred.TaskTracker
Is the TaskMemoryManager Enabled on this system?
isTokenForLogicalAddress(Token<?>) - Static method in class org.apache.hadoop.mapred.HAUtil
 
isTruncaterJvm() - Static method in class org.apache.hadoop.mapred.TaskLogsTruncater
Return true if the current JVM is for truncation only.
isValid() - Method in class org.apache.hadoop.contrib.failmon.EventRecord
Check if the EventRecord is a valid one, i.e., whether it represents meaningful metric values.
isValid() - Method in class org.apache.hadoop.contrib.failmon.SerializedRecord
Check if the SerializedRecord is a valid one, i.e., whether it represents meaningful metric values.
iterator() - Method in class org.apache.hadoop.mapred.Counters.Group
Deprecated.
 
iterator() - Method in class org.apache.hadoop.mapred.join.TupleWritable
Return an iterator over the elements in this tuple.
iterator() - Method in class org.apache.hadoop.mapreduce.counters.AbstractCounterGroup
 
iterator() - Method in class org.apache.hadoop.mapreduce.counters.AbstractCounters
 
iterator() - Method in class org.apache.hadoop.mapreduce.counters.FileSystemCounterGroup
 
iterator() - Method in class org.apache.hadoop.mapreduce.counters.FrameworkCounterGroup
 
iterator() - Method in class org.apache.hadoop.mapreduce.task.ReduceContextImpl.ValueIterable
 

J

jar_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
JAR_UNPACK_PATTERN - Static variable in interface org.apache.hadoop.mapreduce.JobContext
 
JarBuilder - Class in org.apache.hadoop.streaming
This class is the main class for generating job.jar for Hadoop Streaming jobs.
JarBuilder() - Constructor for class org.apache.hadoop.streaming.JarBuilder
 
jc - Variable in class org.apache.hadoop.mapred.join.CompositeRecordReader
 
jc - Variable in class org.apache.hadoop.mapred.lib.CombineFileRecordReader
 
jc_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
JIFFY_LENGTH_IN_MILLIS - Static variable in class org.apache.hadoop.util.ProcfsBasedProcessTree
 
job - Variable in class org.apache.hadoop.contrib.utils.join.DataJoinMapperBase
 
job - Variable in class org.apache.hadoop.contrib.utils.join.DataJoinReducerBase
 
Job - Class in org.apache.hadoop.mapred.jobcontrol
Deprecated.
Use ControlledJob instead.
Job(JobConf, ArrayList<?>) - Constructor for class org.apache.hadoop.mapred.jobcontrol.Job
Deprecated.
Construct a job.
Job(JobConf) - Constructor for class org.apache.hadoop.mapred.jobcontrol.Job
Deprecated.
 
job - Variable in class org.apache.hadoop.mapred.Task.CombinerRunner
 
Job - Class in org.apache.hadoop.mapreduce
The job submitter's view of the Job.
Job() - Constructor for class org.apache.hadoop.mapreduce.Job
 
Job(Configuration) - Constructor for class org.apache.hadoop.mapreduce.Job
 
Job(Configuration, String) - Constructor for class org.apache.hadoop.mapreduce.Job
 
JOB - Static variable in class org.apache.hadoop.mapreduce.JobID
 
Job.JobState - Enum in org.apache.hadoop.mapreduce
 
JOB_ACL_MODIFY_JOB - Static variable in interface org.apache.hadoop.mapreduce.JobContext
 
JOB_ACL_VIEW_JOB - Static variable in interface org.apache.hadoop.mapreduce.JobContext
 
JOB_CANCEL_DELEGATION_TOKEN - Static variable in interface org.apache.hadoop.mapreduce.JobContext
 
JOB_DIR_PERMISSION - Static variable in class org.apache.hadoop.mapreduce.JobSubmissionFiles
 
JOB_FILE_PERMISSION - Static variable in class org.apache.hadoop.mapreduce.JobSubmissionFiles
 
JOB_LEVEL_AUTHORIZATION_ENABLING_FLAG - Static variable in class org.apache.hadoop.mapred.JobConf
 
JOB_LOCAL_CTXT - Static variable in class org.apache.hadoop.mapred.JobLocalizer
 
JOB_NAME_TRIM_LENGTH - Static variable in class org.apache.hadoop.mapred.JobHistory
 
JOB_NAMENODES - Static variable in interface org.apache.hadoop.mapreduce.JobContext
 
JOB_TOKEN_HDFS_FILE - Static variable in class org.apache.hadoop.mapreduce.security.TokenCache
file name used on HDFS for generated job token
JOB_TOKEN_TRACKING_IDS - Static variable in interface org.apache.hadoop.mapreduce.MRJobConfig
 
JOB_TOKEN_TRACKING_IDS_ENABLED - Static variable in interface org.apache.hadoop.mapreduce.MRJobConfig
 
JOB_TOKENS_FILENAME - Static variable in class org.apache.hadoop.mapreduce.security.TokenCache
conf setting for job tokens cache file name
JOB_TRACKER_SPECIFIC_KEYS - Static variable in class org.apache.hadoop.mapred.HAUtil
 
JobACL - Enum in org.apache.hadoop.mapreduce
Job related ACLs
jobACLNeeded - Variable in enum org.apache.hadoop.mapred.Operation
 
JobBase - Class in org.apache.hadoop.contrib.utils.join
A common base implementing some statics collecting mechanisms that are commonly used in a typical map/reduce job.
JobBase() - Constructor for class org.apache.hadoop.contrib.utils.join.JobBase
 
jobCleanup - Variable in class org.apache.hadoop.mapred.Task
 
JobClient - Class in org.apache.hadoop.mapred
JobClient is the primary interface for the user-job to interact with the JobTracker.
JobClient() - Constructor for class org.apache.hadoop.mapred.JobClient
Create a job client.
JobClient(JobConf) - Constructor for class org.apache.hadoop.mapred.JobClient
Build a job client with the given JobConf, and connect to the default JobTracker.
JobClient(Configuration) - Constructor for class org.apache.hadoop.mapred.JobClient
Build a job client with the given Configuration, and connect to the default cluster
JobClient(InetSocketAddress, Configuration) - Constructor for class org.apache.hadoop.mapred.JobClient
Build a job client, connect to the indicated job tracker.
JobClient.Renewer - Class in org.apache.hadoop.mapred
 
JobClient.Renewer() - Constructor for class org.apache.hadoop.mapred.JobClient.Renewer
 
JobClient.TaskStatusFilter - Enum in org.apache.hadoop.mapred
 
JobCompletedEvent - Class in org.apache.hadoop.mapreduce.server.tasktracker.userlogs
This is an UserLogEvent sent when the job completes
JobCompletedEvent(JobID, long, int) - Constructor for class org.apache.hadoop.mapreduce.server.tasktracker.userlogs.JobCompletedEvent
Create the event for job completion.
JobConf - Class in org.apache.hadoop.mapred
A map/reduce job configuration.
JobConf() - Constructor for class org.apache.hadoop.mapred.JobConf
Construct a map/reduce job configuration.
JobConf(Class) - Constructor for class org.apache.hadoop.mapred.JobConf
Construct a map/reduce job configuration.
JobConf(Configuration) - Constructor for class org.apache.hadoop.mapred.JobConf
Construct a map/reduce job configuration.
JobConf(Configuration, Class) - Constructor for class org.apache.hadoop.mapred.JobConf
Construct a map/reduce job configuration.
JobConf(String) - Constructor for class org.apache.hadoop.mapred.JobConf
Construct a map/reduce configuration.
JobConf(Path) - Constructor for class org.apache.hadoop.mapred.JobConf
Construct a map/reduce configuration.
JobConf(boolean) - Constructor for class org.apache.hadoop.mapred.JobConf
A new map/reduce configuration where the behavior of reading from the default resources can be turned off.
jobConf_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
JobConfigurable - Interface in org.apache.hadoop.mapred
That what may be configured.
JobContext - Interface in org.apache.hadoop.mapred
 
jobContext - Variable in class org.apache.hadoop.mapred.Task
 
JobContext - Interface in org.apache.hadoop.mapreduce
A read-only view of the job that is provided to the tasks while they are running.
JobContextImpl - Class in org.apache.hadoop.mapred
Deprecated.
Use JobContext instead.
JobContextImpl - Class in org.apache.hadoop.mapreduce.task
A read-only view of the job that is provided to the tasks while they are running.
JobContextImpl(Configuration, JobID) - Constructor for class org.apache.hadoop.mapreduce.task.JobContextImpl
 
JobControl - Class in org.apache.hadoop.mapred.jobcontrol
Deprecated.
Use JobControl instead
JobControl(String) - Constructor for class org.apache.hadoop.mapred.jobcontrol.JobControl
Deprecated.
Construct a job control for a group of jobs.
JobControl - Class in org.apache.hadoop.mapreduce.lib.jobcontrol
This class encapsulates a set of MapReduce jobs and its dependency.
JobControl(String) - Constructor for class org.apache.hadoop.mapreduce.lib.jobcontrol.JobControl
Construct a job control for a group of jobs.
JobControl.ThreadState - Enum in org.apache.hadoop.mapreduce.lib.jobcontrol
 
JobCounter - Enum in org.apache.hadoop.mapreduce
 
JobEndNotifier - Class in org.apache.hadoop.mapred
 
JobEndNotifier() - Constructor for class org.apache.hadoop.mapred.JobEndNotifier
 
JobHistory - Class in org.apache.hadoop.mapred
Provides methods for writing to and reading from job history.
JobHistory() - Constructor for class org.apache.hadoop.mapred.JobHistory
 
JobHistory.HistoryCleaner - Class in org.apache.hadoop.mapred
Delete history files older than one month (or a configurable age).
JobHistory.HistoryCleaner() - Constructor for class org.apache.hadoop.mapred.JobHistory.HistoryCleaner
 
JobHistory.JobInfo - Class in org.apache.hadoop.mapred
Helper class for logging or reading back events related to job start, finish or failure.
JobHistory.JobInfo(String) - Constructor for class org.apache.hadoop.mapred.JobHistory.JobInfo
Create new JobInfo
JobHistory.Keys - Enum in org.apache.hadoop.mapred
Job history files contain key="value" pairs, where keys belong to this enum.
JobHistory.Listener - Interface in org.apache.hadoop.mapred
Callback interface for reading back log events from JobHistory.
JobHistory.MapAttempt - Class in org.apache.hadoop.mapred
Helper class for logging or reading back events related to start, finish or failure of a Map Attempt on a node.
JobHistory.MapAttempt() - Constructor for class org.apache.hadoop.mapred.JobHistory.MapAttempt
 
JobHistory.RecordTypes - Enum in org.apache.hadoop.mapred
Record types are identifiers for each line of log in history files.
JobHistory.ReduceAttempt - Class in org.apache.hadoop.mapred
Helper class for logging or reading back events related to start, finish or failure of a Map Attempt on a node.
JobHistory.ReduceAttempt() - Constructor for class org.apache.hadoop.mapred.JobHistory.ReduceAttempt
 
JobHistory.Task - Class in org.apache.hadoop.mapred
Helper class for logging or reading back events related to Task's start, finish or failure.
JobHistory.Task() - Constructor for class org.apache.hadoop.mapred.JobHistory.Task
 
JobHistory.TaskAttempt - Class in org.apache.hadoop.mapred
Base class for Map and Reduce TaskAttempts.
JobHistory.TaskAttempt() - Constructor for class org.apache.hadoop.mapred.JobHistory.TaskAttempt
 
JobHistory.Values - Enum in org.apache.hadoop.mapred
This enum contains some of the values commonly used by history log events.
JobID - Class in org.apache.hadoop.mapred
JobID represents the immutable and unique identifier for the job.
JobID(String, int) - Constructor for class org.apache.hadoop.mapred.JobID
Constructs a JobID object
JobID() - Constructor for class org.apache.hadoop.mapred.JobID
 
JobID - Class in org.apache.hadoop.mapreduce
JobID represents the immutable and unique identifier for the job.
JobID(String, int) - Constructor for class org.apache.hadoop.mapreduce.JobID
Constructs a JobID object
JobID() - Constructor for class org.apache.hadoop.mapreduce.JobID
 
jobId_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
jobInfo() - Method in class org.apache.hadoop.streaming.StreamJob
 
JobInProgress - Class in org.apache.hadoop.mapred
JobInProgress maintains all the info for keeping a Job on the straight and narrow.
JobInProgress(JobID, JobConf, JobTracker) - Constructor for class org.apache.hadoop.mapred.JobInProgress
Create an almost empty JobInProgress, which can be used only for tests
JobInProgress.Counter - Enum in org.apache.hadoop.mapred
 
JobLocalizer - Class in org.apache.hadoop.mapred
Internal class responsible for initializing the job, not intended for users.
JobLocalizer(JobConf, String, String) - Constructor for class org.apache.hadoop.mapred.JobLocalizer
 
JobLocalizer(JobConf, String, String, String...) - Constructor for class org.apache.hadoop.mapred.JobLocalizer
 
JobPriority - Enum in org.apache.hadoop.mapred
Used to describe the priority of the running job.
JobProfile - Class in org.apache.hadoop.mapred
A JobProfile is a MapReduce primitive.
JobProfile() - Constructor for class org.apache.hadoop.mapred.JobProfile
Construct an empty JobProfile.
JobProfile(String, JobID, String, String, String) - Constructor for class org.apache.hadoop.mapred.JobProfile
Construct a JobProfile the userid, jobid, job config-file, job-details url and job name.
JobProfile(String, JobID, String, String, String, String) - Constructor for class org.apache.hadoop.mapred.JobProfile
Construct a JobProfile the userid, jobid, job config-file, job-details url and job name.
JobProfile(String, String, String, String, String) - Constructor for class org.apache.hadoop.mapred.JobProfile
Deprecated.
use JobProfile(String, JobID, String, String, String) instead
JobQueueInfo - Class in org.apache.hadoop.mapred
Class that contains the information regarding the Job Queues which are maintained by the Hadoop Map/Reduce framework.
JobQueueInfo() - Constructor for class org.apache.hadoop.mapred.JobQueueInfo
 
JobQueueInfo(String, String) - Constructor for class org.apache.hadoop.mapred.JobQueueInfo
Construct a new JobQueueInfo object using the queue name and the scheduling information passed.
jobRunStateForCleanup - Variable in class org.apache.hadoop.mapred.Task
 
jobSetup - Variable in class org.apache.hadoop.mapred.Task
 
JobSplit - Class in org.apache.hadoop.mapreduce.split
This class groups the fundamental classes associated with reading/writing splits.
JobSplit() - Constructor for class org.apache.hadoop.mapreduce.split.JobSplit
 
JobSplit.SplitMetaInfo - Class in org.apache.hadoop.mapreduce.split
This represents the meta information about the task split.
JobSplit.SplitMetaInfo() - Constructor for class org.apache.hadoop.mapreduce.split.JobSplit.SplitMetaInfo
 
JobSplit.SplitMetaInfo(String[], long, long) - Constructor for class org.apache.hadoop.mapreduce.split.JobSplit.SplitMetaInfo
 
JobSplit.SplitMetaInfo(InputSplit, long) - Constructor for class org.apache.hadoop.mapreduce.split.JobSplit.SplitMetaInfo
 
JobSplit.TaskSplitIndex - Class in org.apache.hadoop.mapreduce.split
This represents the meta information about the task split that the task gets
JobSplit.TaskSplitIndex() - Constructor for class org.apache.hadoop.mapreduce.split.JobSplit.TaskSplitIndex
 
JobSplit.TaskSplitIndex(String, long) - Constructor for class org.apache.hadoop.mapreduce.split.JobSplit.TaskSplitIndex
 
JobSplit.TaskSplitMetaInfo - Class in org.apache.hadoop.mapreduce.split
This represents the meta information about the task split that the JobTracker creates
JobSplit.TaskSplitMetaInfo() - Constructor for class org.apache.hadoop.mapreduce.split.JobSplit.TaskSplitMetaInfo
 
JobSplit.TaskSplitMetaInfo(JobSplit.TaskSplitIndex, String[], long) - Constructor for class org.apache.hadoop.mapreduce.split.JobSplit.TaskSplitMetaInfo
 
JobSplit.TaskSplitMetaInfo(InputSplit, long) - Constructor for class org.apache.hadoop.mapreduce.split.JobSplit.TaskSplitMetaInfo
 
JobSplit.TaskSplitMetaInfo(String[], long, long) - Constructor for class org.apache.hadoop.mapreduce.split.JobSplit.TaskSplitMetaInfo
 
JobSplitWriter - Class in org.apache.hadoop.mapreduce.split
The class that is used by the Job clients to write splits (both the meta and the raw bytes parts)
JobSplitWriter() - Constructor for class org.apache.hadoop.mapreduce.split.JobSplitWriter
 
JobStartedEvent - Class in org.apache.hadoop.mapreduce.server.tasktracker.userlogs
This is an UserLogEvent sent when the job starts.
JobStartedEvent(JobID) - Constructor for class org.apache.hadoop.mapreduce.server.tasktracker.userlogs.JobStartedEvent
Create the event to inform the job has started.
JobStatus - Class in org.apache.hadoop.mapred
Describes the current status of a job.
JobStatus() - Constructor for class org.apache.hadoop.mapred.JobStatus
 
JobStatus(JobID, float, float, float, int) - Constructor for class org.apache.hadoop.mapred.JobStatus
Create a job status object for a given jobid.
JobStatus(JobID, float, float, int) - Constructor for class org.apache.hadoop.mapred.JobStatus
Create a job status object for a given jobid.
JobStatus(JobID, float, float, float, int, JobPriority) - Constructor for class org.apache.hadoop.mapred.JobStatus
Create a job status object for a given jobid.
JobStatus(JobID, float, float, float, float, int, JobPriority) - Constructor for class org.apache.hadoop.mapred.JobStatus
Create a job status object for a given jobid.
JobStatus - Class in org.apache.hadoop.mapreduce
Describes the current status of a job.
JobStatus() - Constructor for class org.apache.hadoop.mapreduce.JobStatus
 
JobStatus.State - Enum in org.apache.hadoop.mapreduce
Current state of the job
jobsToComplete() - Method in class org.apache.hadoop.mapred.JobClient
Get the jobs that are not completed and not failed.
jobsToComplete() - Method in class org.apache.hadoop.mapred.JobTracker
 
jobsToComplete() - Method in class org.apache.hadoop.mapred.LocalJobRunner
 
JobSubmissionFiles - Class in org.apache.hadoop.mapreduce
A utility to manage job submission files.
Note that this class is for framework internal usage only and is not to be used by users directly.
JobSubmissionFiles() - Constructor for class org.apache.hadoop.mapreduce.JobSubmissionFiles
 
jobSubmit(JobConf) - Static method in class org.apache.hadoop.mapred.pipes.Submitter
Submit a job to the Map-Reduce framework.
JobTokenIdentifier - Class in org.apache.hadoop.mapreduce.security.token
The token identifier for job token
JobTokenIdentifier() - Constructor for class org.apache.hadoop.mapreduce.security.token.JobTokenIdentifier
Default constructor
JobTokenIdentifier(Text) - Constructor for class org.apache.hadoop.mapreduce.security.token.JobTokenIdentifier
Create a job token identifier from a jobid
JobTokenIdentifier.Renewer - Class in org.apache.hadoop.mapreduce.security.token
 
JobTokenIdentifier.Renewer() - Constructor for class org.apache.hadoop.mapreduce.security.token.JobTokenIdentifier.Renewer
 
JobTokenSecretManager - Class in org.apache.hadoop.mapreduce.security.token
SecretManager for job token.
JobTokenSecretManager() - Constructor for class org.apache.hadoop.mapreduce.security.token.JobTokenSecretManager
Default constructor
JobTokenSelector - Class in org.apache.hadoop.mapreduce.security.token
Look through tokens to find the first job token that matches the service and return it.
JobTokenSelector() - Constructor for class org.apache.hadoop.mapreduce.security.token.JobTokenSelector
 
JobTracker - Class in org.apache.hadoop.mapred
JobTracker is the central location for submitting and tracking MR jobs in a network environment.
JobTracker.IllegalStateException - Exception in org.apache.hadoop.mapred
A client tried to submit a job before the Job Tracker was ready.
JobTracker.IllegalStateException(String) - Constructor for exception org.apache.hadoop.mapred.JobTracker.IllegalStateException
 
JobTracker.State - Enum in org.apache.hadoop.mapred
 
JobTrackerHADaemon - Class in org.apache.hadoop.mapred
 
JobTrackerHADaemon(Configuration) - Constructor for class org.apache.hadoop.mapred.JobTrackerHADaemon
 
JobTrackerHADaemon.JobTrackerRunner - Class in org.apache.hadoop.mapred
 
JobTrackerHADaemon.JobTrackerRunner() - Constructor for class org.apache.hadoop.mapred.JobTrackerHADaemon.JobTrackerRunner
 
JobTrackerHAHttpRedirector - Class in org.apache.hadoop.mapred
 
JobTrackerHAHttpRedirector(Configuration) - Constructor for class org.apache.hadoop.mapred.JobTrackerHAHttpRedirector
 
JobTrackerHAHttpRedirector.RedirectorServlet - Class in org.apache.hadoop.mapred
 
JobTrackerHAHttpRedirector.RedirectorServlet() - Constructor for class org.apache.hadoop.mapred.JobTrackerHAHttpRedirector.RedirectorServlet
 
JobTrackerHAServiceProtocol - Class in org.apache.hadoop.mapred
 
JobTrackerHAServiceProtocol(Configuration, JobTrackerHADaemon.JobTrackerRunner) - Constructor for class org.apache.hadoop.mapred.JobTrackerHAServiceProtocol
 
JobTrackerHAServiceTarget - Class in org.apache.hadoop.mapred
 
JobTrackerHAServiceTarget(Configuration) - Constructor for class org.apache.hadoop.mapred.JobTrackerHAServiceTarget
 
JobTrackerHAServiceTarget(Configuration, String) - Constructor for class org.apache.hadoop.mapred.JobTrackerHAServiceTarget
 
JobTrackerJspHelper - Class in org.apache.hadoop.mapreduce.server.jobtracker
Methods to help format output for JobTracker XML JSPX
JobTrackerJspHelper() - Constructor for class org.apache.hadoop.mapreduce.server.jobtracker.JobTrackerJspHelper
 
JobTrackerMXBean - Interface in org.apache.hadoop.mapred
The MXBean interface for JobTrackerInfo
JobTrackerPlugin - Class in org.apache.hadoop.mapred
JobTrackerPlugins are found in mapred.jobtracker.plugins, and are started and stopped by a PluginDispatcher during JobTracker start-up.
JobTrackerPlugin() - Constructor for class org.apache.hadoop.mapred.JobTrackerPlugin
 
JobTrackerProxies - Class in org.apache.hadoop.mapred
 
JobTrackerProxies() - Constructor for class org.apache.hadoop.mapred.JobTrackerProxies
 
JobTrackerProxies.ProxyAndInfo<PROXYTYPE> - Class in org.apache.hadoop.mapred
Wrapper for a client proxy as well as its associated service ID.
JobTrackerProxies.ProxyAndInfo(PROXYTYPE, Text) - Constructor for class org.apache.hadoop.mapred.JobTrackerProxies.ProxyAndInfo
 
Join - Class in org.apache.hadoop.examples
This is the trivial map/reduce program that does absolutely nothing other than use the framework to fragment and sort the input values.
Join() - Constructor for class org.apache.hadoop.examples.Join
 
join() - Method in class org.apache.hadoop.mapred.JobTrackerHADaemon
Wait for service to finish.
JoinRecordReader<K extends org.apache.hadoop.io.WritableComparable> - Class in org.apache.hadoop.mapred.join
Base class for Composite joins returning Tuples of arbitrary Writables.
JoinRecordReader(int, JobConf, int, Class<? extends WritableComparator>) - Constructor for class org.apache.hadoop.mapred.join.JoinRecordReader
 
JoinRecordReader.JoinDelegationIterator - Class in org.apache.hadoop.mapred.join
Since the JoinCollector is effecting our operation, we need only provide an iterator proxy wrapping its operation.
JoinRecordReader.JoinDelegationIterator() - Constructor for class org.apache.hadoop.mapred.join.JoinRecordReader.JoinDelegationIterator
 
JT_KEYTAB_FILE - Static variable in class org.apache.hadoop.mapred.JobTracker
 
JT_USER_NAME - Static variable in class org.apache.hadoop.mapred.JobTracker
 
JTProtocols - Interface in org.apache.hadoop.mapred
 
jtThreadIsNotAlive() - Method in class org.apache.hadoop.mapred.JobTrackerHADaemon.JobTrackerRunner
 
jvmContext - Variable in class org.apache.hadoop.mapred.Task
 
JvmFinishedEvent - Class in org.apache.hadoop.mapreduce.server.tasktracker.userlogs
This is an UserLogEvent sent when the jvm finishes.
JvmFinishedEvent(JVMInfo) - Constructor for class org.apache.hadoop.mapreduce.server.tasktracker.userlogs.JvmFinishedEvent
Create the event to inform that the jvm has finished.
JVMInfo - Class in org.apache.hadoop.mapreduce.server.tasktracker
 
JVMInfo(File, List<Task>) - Constructor for class org.apache.hadoop.mapreduce.server.tasktracker.JVMInfo
 
JvmTask - Class in org.apache.hadoop.mapred
 
JvmTask(Task, boolean) - Constructor for class org.apache.hadoop.mapred.JvmTask
 
JvmTask() - Constructor for class org.apache.hadoop.mapred.JvmTask
 

K

key() - Method in interface org.apache.hadoop.mapred.join.ComposableRecordReader
Return the key this RecordReader would supply on a call to next(K,V)
key(K) - Method in interface org.apache.hadoop.mapred.join.ComposableRecordReader
Clone the key at the head of this RecordReader into the object provided.
key() - Method in class org.apache.hadoop.mapred.join.CompositeRecordReader
Return the key for the current join or the value at the top of the RecordReader heap.
key(K) - Method in class org.apache.hadoop.mapred.join.CompositeRecordReader
Clone the key at the top of this RR into the given object.
key() - Method in class org.apache.hadoop.mapred.join.WrappedRecordReader
Return the key at the head of this RR.
key(K) - Method in class org.apache.hadoop.mapred.join.WrappedRecordReader
Clone the key at the head of this RR into the object supplied.
KEY_CLASS - Static variable in class org.apache.hadoop.mapreduce.lib.output.SequenceFileAsBinaryOutputFormat
 
KeyFieldBasedComparator<K,V> - Class in org.apache.hadoop.mapred.lib
This comparator implementation provides a subset of the features provided by the Unix/GNU Sort.
KeyFieldBasedComparator() - Constructor for class org.apache.hadoop.mapred.lib.KeyFieldBasedComparator
 
KeyFieldBasedComparator<K,V> - Class in org.apache.hadoop.mapreduce.lib.partition
This comparator implementation provides a subset of the features provided by the Unix/GNU Sort.
KeyFieldBasedComparator() - Constructor for class org.apache.hadoop.mapreduce.lib.partition.KeyFieldBasedComparator
 
KeyFieldBasedPartitioner<K2,V2> - Class in org.apache.hadoop.mapred.lib
Defines a way to partition keys based on certain key fields (also see KeyFieldBasedComparator.
KeyFieldBasedPartitioner() - Constructor for class org.apache.hadoop.mapred.lib.KeyFieldBasedPartitioner
 
KeyFieldBasedPartitioner<K2,V2> - Class in org.apache.hadoop.mapreduce.lib.partition
Defines a way to partition keys based on certain key fields (also see KeyFieldBasedComparator.
KeyFieldBasedPartitioner() - Constructor for class org.apache.hadoop.mapreduce.lib.partition.KeyFieldBasedPartitioner
 
KeyValueLineRecordReader - Class in org.apache.hadoop.mapred
This class treats a line in the input as a key/value pair separated by a separator character.
KeyValueLineRecordReader(Configuration, FileSplit) - Constructor for class org.apache.hadoop.mapred.KeyValueLineRecordReader
 
KeyValueLineRecordReader - Class in org.apache.hadoop.mapreduce.lib.input
This class treats a line in the input as a key/value pair separated by a separator character.
KeyValueLineRecordReader(Configuration) - Constructor for class org.apache.hadoop.mapreduce.lib.input.KeyValueLineRecordReader
 
KeyValueTextInputFormat - Class in org.apache.hadoop.mapred
An InputFormat for plain text files.
KeyValueTextInputFormat() - Constructor for class org.apache.hadoop.mapred.KeyValueTextInputFormat
 
KeyValueTextInputFormat - Class in org.apache.hadoop.mapreduce.lib.input
An InputFormat for plain text files.
KeyValueTextInputFormat() - Constructor for class org.apache.hadoop.mapreduce.lib.input.KeyValueTextInputFormat
 
kids - Variable in class org.apache.hadoop.mapred.join.CompositeRecordReader
 
kill() - Method in class org.apache.hadoop.mapred.JobInProgress
Kill the job and all its component tasks.
kill() - Method in class org.apache.hadoop.mapred.TaskInProgress
The TIP's been ordered kill()ed.
KILLED - Static variable in class org.apache.hadoop.mapred.JobStatus
 
killJob(JobID) - Method in class org.apache.hadoop.mapred.JobTracker
 
killJob(JobID) - Method in class org.apache.hadoop.mapred.LocalJobRunner
 
killJob() - Method in interface org.apache.hadoop.mapred.RunningJob
Kill the running job.
killJob() - Method in class org.apache.hadoop.mapreduce.Job
Kill the running job.
killJob() - Method in class org.apache.hadoop.mapreduce.lib.jobcontrol.ControlledJob
 
killProcess(String, ProcessTree.Signal) - Static method in class org.apache.hadoop.util.ProcessTree
Sends signal to process, forcefully terminating the process.
killProcessGroup(String, ProcessTree.Signal) - Static method in class org.apache.hadoop.util.ProcessTree
Sends signal to all process belonging to same process group, forcefully terminating the process group.
killTask(TaskAttemptID, boolean) - Method in class org.apache.hadoop.mapred.JobTracker
 
killTask(TaskAttemptID, boolean) - Method in class org.apache.hadoop.mapred.LocalJobRunner
Throws UnsupportedOperationException
killTask(TaskAttemptID, boolean) - Method in interface org.apache.hadoop.mapred.RunningJob
Kill indicated task attempt.
killTask(String, boolean) - Method in interface org.apache.hadoop.mapred.RunningJob
Deprecated.
Applications should rather use RunningJob.killTask(TaskAttemptID, boolean)
killTask(TaskAttemptID) - Method in class org.apache.hadoop.mapreduce.Job
Kill indicated task attempt.
KIND_NAME - Static variable in class org.apache.hadoop.mapreduce.security.token.JobTokenIdentifier
 

L

largestNumOfValues - Variable in class org.apache.hadoop.contrib.utils.join.DataJoinReducerBase
 
launchTask(String, String, String, List<String>, List<String>, File, String, String) - Method in class org.apache.hadoop.mapred.DefaultTaskController
Create all of the directories for the task and launches the child jvm.
launchTask(String, String, String, List<String>, List<String>, File, String, String) - Method in class org.apache.hadoop.mapred.TaskController
Create all of the directories for the task and launches the child jvm.
LazyOutputFormat<K,V> - Class in org.apache.hadoop.mapreduce.lib.output
A Convenience class that creates output lazily.
LazyOutputFormat() - Constructor for class org.apache.hadoop.mapreduce.lib.output.LazyOutputFormat
 
lDirAlloc - Variable in class org.apache.hadoop.mapred.Task
 
LimitExceededException - Exception in org.apache.hadoop.mapreduce.counters
 
LimitExceededException(String) - Constructor for exception org.apache.hadoop.mapreduce.counters.LimitExceededException
 
LimitExceededException(LimitExceededException) - Constructor for exception org.apache.hadoop.mapreduce.counters.LimitExceededException
 
limits() - Method in class org.apache.hadoop.mapreduce.counters.AbstractCounters
 
Limits - Class in org.apache.hadoop.mapreduce.counters
 
Limits() - Constructor for class org.apache.hadoop.mapreduce.counters.Limits
 
LineDocInputFormat - Class in org.apache.hadoop.contrib.index.example
An InputFormat for LineDoc for plain text files where each line is a doc.
LineDocInputFormat() - Constructor for class org.apache.hadoop.contrib.index.example.LineDocInputFormat
 
LineDocLocalAnalysis - Class in org.apache.hadoop.contrib.index.example
Convert LineDocTextAndOp to DocumentAndOp as required by ILocalAnalysis.
LineDocLocalAnalysis() - Constructor for class org.apache.hadoop.contrib.index.example.LineDocLocalAnalysis
 
LineDocRecordReader - Class in org.apache.hadoop.contrib.index.example
A simple RecordReader for LineDoc for plain text files where each line is a doc.
LineDocRecordReader(Configuration, FileSplit) - Constructor for class org.apache.hadoop.contrib.index.example.LineDocRecordReader
Constructor
LineDocTextAndOp - Class in org.apache.hadoop.contrib.index.example
This class represents an operation.
LineDocTextAndOp() - Constructor for class org.apache.hadoop.contrib.index.example.LineDocTextAndOp
Constructor
LineRecordReader - Class in org.apache.hadoop.mapred
Treats keys as offset in file and value as line.
LineRecordReader(Configuration, FileSplit) - Constructor for class org.apache.hadoop.mapred.LineRecordReader
 
LineRecordReader(Configuration, FileSplit, byte[]) - Constructor for class org.apache.hadoop.mapred.LineRecordReader
 
LineRecordReader(InputStream, long, long, int) - Constructor for class org.apache.hadoop.mapred.LineRecordReader
 
LineRecordReader(InputStream, long, long, int, byte[]) - Constructor for class org.apache.hadoop.mapred.LineRecordReader
 
LineRecordReader(InputStream, long, long, Configuration) - Constructor for class org.apache.hadoop.mapred.LineRecordReader
 
LineRecordReader(InputStream, long, long, Configuration, byte[]) - Constructor for class org.apache.hadoop.mapred.LineRecordReader
 
LineRecordReader - Class in org.apache.hadoop.mapreduce.lib.input
Treats keys as offset in file and value as line.
LineRecordReader() - Constructor for class org.apache.hadoop.mapreduce.lib.input.LineRecordReader
 
LineRecordReader(byte[]) - Constructor for class org.apache.hadoop.mapreduce.lib.input.LineRecordReader
 
LineRecordReader.LineReader - Class in org.apache.hadoop.mapred
Deprecated.
Use LineReader instead.
LineRecordReader.LineReader(InputStream, Configuration) - Constructor for class org.apache.hadoop.mapred.LineRecordReader.LineReader
Deprecated.
 
LineRecordReader.LineReader(InputStream, Configuration, byte[]) - Constructor for class org.apache.hadoop.mapred.LineRecordReader.LineReader
Deprecated.
 
LINES_PER_MAP - Static variable in class org.apache.hadoop.mapreduce.lib.input.NLineInputFormat
 
LINK_URI - Static variable in class org.apache.hadoop.streaming.StreamJob
 
LinuxMemoryCalculatorPlugin - Class in org.apache.hadoop.util
Plugin to calculate virtual and physical memories on Linux systems.
LinuxMemoryCalculatorPlugin() - Constructor for class org.apache.hadoop.util.LinuxMemoryCalculatorPlugin
 
LinuxResourceCalculatorPlugin - Class in org.apache.hadoop.util
Plugin to calculate resource information on Linux systems.
LinuxResourceCalculatorPlugin() - Constructor for class org.apache.hadoop.util.LinuxResourceCalculatorPlugin
 
LinuxResourceCalculatorPlugin(String, String, String, long) - Constructor for class org.apache.hadoop.util.LinuxResourceCalculatorPlugin
Constructor which allows assigning the /proc/ directories.
list() - Method in class org.apache.hadoop.contrib.index.lucene.FileSystemDirectory
 
listJobConfProperties() - Method in class org.apache.hadoop.streaming.StreamJob
Prints out the jobconf properties on stdout when verbose is specified.
listStatus(JobConf) - Method in class org.apache.hadoop.mapred.FileInputFormat
List input directories.
listStatus(JobConf) - Method in class org.apache.hadoop.mapred.SequenceFileInputFormat
 
listStatus(JobContext) - Method in class org.apache.hadoop.mapreduce.lib.input.FileInputFormat
List input directories.
listStatus(JobContext) - Method in class org.apache.hadoop.mapreduce.lib.input.SequenceFileInputFormat
 
ljustify(String, int) - Static method in class org.apache.hadoop.streaming.StreamUtil
 
loadTokens(String, Configuration) - Static method in class org.apache.hadoop.mapreduce.security.TokenCache
load job token from a file
LoadTypedBytes - Class in org.apache.hadoop.streaming
Utility program that reads typed bytes from standard input and stores them in a sequence file for which the path is given as an argument.
LoadTypedBytes(Configuration) - Constructor for class org.apache.hadoop.streaming.LoadTypedBytes
 
LoadTypedBytes() - Constructor for class org.apache.hadoop.streaming.LoadTypedBytes
 
LOCAL_MAX_MAPS - Static variable in class org.apache.hadoop.mapred.LocalJobRunner
 
localHadoop_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
localizeBin(String) - Static method in class org.apache.hadoop.streaming.StreamUtil
 
localizeConfiguration(JobConf) - Method in class org.apache.hadoop.mapred.ReduceTask
Localize the given JobConf to be specific for this task.
localizeConfiguration(JobConf) - Method in class org.apache.hadoop.mapred.Task
Localize the given JobConf to be specific for this task.
localizeCounterName(String) - Method in class org.apache.hadoop.mapreduce.counters.FileSystemCounterGroup.FSCounter
 
localizeJobFiles(JobID, JobConf, Path, TaskUmbilicalProtocol) - Method in class org.apache.hadoop.mapred.JobLocalizer
 
localizeJobFiles(JobID, JobConf, Path, Path, TaskUmbilicalProtocol) - Method in class org.apache.hadoop.mapred.JobLocalizer
 
Localizer - Class in org.apache.hadoop.mapreduce.server.tasktracker
NOTE: This class is internal only and not intended for users!!
Localizer(FileSystem, String[]) - Constructor for class org.apache.hadoop.mapreduce.server.tasktracker.Localizer
Create a Localizer instance
LocalJobRunner - Class in org.apache.hadoop.mapred
Implements MapReduce locally, in-process, for debugging.
LocalJobRunner(JobConf) - Constructor for class org.apache.hadoop.mapred.LocalJobRunner
 
localRunnerNotification(JobConf, JobStatus) - Static method in class org.apache.hadoop.mapred.JobEndNotifier
 
localStorage - Variable in class org.apache.hadoop.mapred.TaskController
 
LocalStore - Class in org.apache.hadoop.contrib.failmon
This class takes care of the temporary local storage of gathered metrics before they get uploaded into HDFS.
LocalStore() - Constructor for class org.apache.hadoop.contrib.failmon.LocalStore
Create an instance of the class and read the configuration file to determine some output parameters.
LOG - Static variable in class org.apache.hadoop.contrib.failmon.Environment
 
LOG - Static variable in class org.apache.hadoop.contrib.index.main.UpdateIndex
 
LOG - Static variable in class org.apache.hadoop.contrib.index.mapred.IndexUpdater
 
LOG - Static variable in class org.apache.hadoop.contrib.utils.join.JobBase
 
LOG - Static variable in class org.apache.hadoop.mapred.CleanupQueue
 
log(Log) - Method in class org.apache.hadoop.mapred.Counters
Deprecated.
Logs the current counter values.
LOG - Static variable in class org.apache.hadoop.mapred.FileInputFormat
 
LOG - Static variable in class org.apache.hadoop.mapred.FileOutputCommitter
 
LOG - Static variable in class org.apache.hadoop.mapred.JobHistory
 
LOG - Static variable in class org.apache.hadoop.mapred.JobTracker
 
LOG - Static variable in class org.apache.hadoop.mapred.lib.FieldSelectionMapReduce
 
LOG - Static variable in class org.apache.hadoop.mapred.LocalJobRunner
 
LOG - Static variable in class org.apache.hadoop.mapred.pipes.Submitter
 
LOG - Static variable in class org.apache.hadoop.mapred.SshFenceByTcpPort
 
LOG - Static variable in class org.apache.hadoop.mapred.TaskController
 
LOG - Static variable in class org.apache.hadoop.mapred.TaskInProgress
 
LOG - Static variable in class org.apache.hadoop.mapred.TaskTracker
 
LOG - Static variable in class org.apache.hadoop.mapred.TaskTrackerStatus
 
LOG - Static variable in class org.apache.hadoop.mapreduce.counters.AbstractCounters
 
LOG - Static variable in class org.apache.hadoop.mapreduce.lib.fieldsel.FieldSelectionMapper
 
LOG - Static variable in class org.apache.hadoop.mapreduce.lib.fieldsel.FieldSelectionReducer
 
LOG - Static variable in class org.apache.hadoop.mapreduce.lib.input.SequenceFileInputFilter
 
LOG - Static variable in class org.apache.hadoop.streaming.PipeMapRed
 
LOG - Static variable in class org.apache.hadoop.streaming.StreamBaseRecordReader
 
LOG - Static variable in class org.apache.hadoop.streaming.StreamJob
 
LOG - Static variable in class org.apache.hadoop.util.MRAsyncDiskService
 
LOG - Static variable in class org.apache.hadoop.util.PluginDispatcher
 
logFailed(JobID, long, int, int) - Static method in class org.apache.hadoop.mapred.JobHistory.JobInfo
Logs job failed event.
logFailed(TaskAttemptID, long, String, String) - Static method in class org.apache.hadoop.mapred.JobHistory.MapAttempt
logFailed(TaskAttemptID, long, String, String, String) - Static method in class org.apache.hadoop.mapred.JobHistory.MapAttempt
Log task attempt failed event.
logFailed(TaskAttemptID, long, String, String) - Static method in class org.apache.hadoop.mapred.JobHistory.ReduceAttempt
logFailed(TaskAttemptID, long, String, String, String) - Static method in class org.apache.hadoop.mapred.JobHistory.ReduceAttempt
Log failed reduce task attempt.
logFailed(TaskID, String, long, String) - Static method in class org.apache.hadoop.mapred.JobHistory.Task
Log job failed event.
logFailed(TaskID, String, long, String, TaskAttemptID) - Static method in class org.apache.hadoop.mapred.JobHistory.Task
 
logFinished(JobID, long, int, int, int, int, Counters, Counters, Counters) - Static method in class org.apache.hadoop.mapred.JobHistory.JobInfo
Log job finished.
logFinished(TaskAttemptID, long, String) - Static method in class org.apache.hadoop.mapred.JobHistory.MapAttempt
logFinished(TaskAttemptID, long, String, String, String, Counters) - Static method in class org.apache.hadoop.mapred.JobHistory.MapAttempt
Log finish time of map task attempt.
logFinished(TaskAttemptID, long, long, long, String) - Static method in class org.apache.hadoop.mapred.JobHistory.ReduceAttempt
logFinished(TaskAttemptID, long, long, long, String, String, String, Counters) - Static method in class org.apache.hadoop.mapred.JobHistory.ReduceAttempt
Log finished event of this task.
logFinished(TaskID, String, long, Counters) - Static method in class org.apache.hadoop.mapred.JobHistory.Task
Log finish time of task.
loginAsFCUser() - Method in class org.apache.hadoop.mapred.tools.MRZKFailoverController
 
logInfo(String) - Static method in class org.apache.hadoop.contrib.failmon.Environment
 
logInited(JobID, long, int, int) - Static method in class org.apache.hadoop.mapred.JobHistory.JobInfo
Logs launch time of job.
logJobInfo(JobID, long, long, int) - Static method in class org.apache.hadoop.mapred.JobHistory.JobInfo
logJobInfo(JobID, long, long) - Static method in class org.apache.hadoop.mapred.JobHistory.JobInfo
 
logJobPriority(JobID, JobPriority) - Static method in class org.apache.hadoop.mapred.JobHistory.JobInfo
Log job's priority.
logKilled(JobID, long, int, int) - Static method in class org.apache.hadoop.mapred.JobHistory.JobInfo
Logs job killed event.
logKilled(TaskAttemptID, long, String, String) - Static method in class org.apache.hadoop.mapred.JobHistory.MapAttempt
logKilled(TaskAttemptID, long, String, String, String) - Static method in class org.apache.hadoop.mapred.JobHistory.MapAttempt
Log task attempt killed event.
logKilled(TaskAttemptID, long, String, String) - Static method in class org.apache.hadoop.mapred.JobHistory.ReduceAttempt
logKilled(TaskAttemptID, long, String, String, String) - Static method in class org.apache.hadoop.mapred.JobHistory.ReduceAttempt
Log killed reduce task attempt.
logOutput(String) - Method in class org.apache.hadoop.mapred.TaskController
 
LogParser - Class in org.apache.hadoop.contrib.failmon
This class represents objects that provide log parsing functionality.
LogParser(String) - Constructor for class org.apache.hadoop.contrib.failmon.LogParser
Create a parser that will read from the specified log file.
logSpec() - Method in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorJobBase
 
logStarted(JobID, long, int, int) - Static method in class org.apache.hadoop.mapred.JobHistory.JobInfo
logStarted(JobID) - Static method in class org.apache.hadoop.mapred.JobHistory.JobInfo
Logs job as running
logStarted(TaskAttemptID, long, String) - Static method in class org.apache.hadoop.mapred.JobHistory.MapAttempt
logStarted(TaskAttemptID, long, String, int, String) - Static method in class org.apache.hadoop.mapred.JobHistory.MapAttempt
Log start time of this map task attempt.
logStarted(TaskAttemptID, long, String) - Static method in class org.apache.hadoop.mapred.JobHistory.ReduceAttempt
logStarted(TaskAttemptID, long, String, int, String) - Static method in class org.apache.hadoop.mapred.JobHistory.ReduceAttempt
Log start time of Reduce task attempt.
logStarted(TaskID, String, long, String) - Static method in class org.apache.hadoop.mapred.JobHistory.Task
Log start time of task (TIP).
logSubmitted(JobID, JobConf, String, long) - Static method in class org.apache.hadoop.mapred.JobHistory.JobInfo
logSubmitted(JobID, JobConf, String, long, boolean) - Static method in class org.apache.hadoop.mapred.JobHistory.JobInfo
 
logUpdates(TaskID, long) - Static method in class org.apache.hadoop.mapred.JobHistory.Task
Update the finish time of task.
LONG_VALUE_MAX - Static variable in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorBaseDescriptor
 
LONG_VALUE_MIN - Static variable in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorBaseDescriptor
 
LONG_VALUE_SUM - Static variable in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorBaseDescriptor
 
LongSumReducer<K> - Class in org.apache.hadoop.mapred.lib
A Reducer that sums long values.
LongSumReducer() - Constructor for class org.apache.hadoop.mapred.lib.LongSumReducer
 
LongSumReducer<KEY> - Class in org.apache.hadoop.mapreduce.lib.reduce
 
LongSumReducer() - Constructor for class org.apache.hadoop.mapreduce.lib.reduce.LongSumReducer
 
LongValueMax - Class in org.apache.hadoop.mapred.lib.aggregate
This class implements a value aggregator that maintain the maximum of a sequence of long values.
LongValueMax() - Constructor for class org.apache.hadoop.mapred.lib.aggregate.LongValueMax
the default constructor
LongValueMin - Class in org.apache.hadoop.mapred.lib.aggregate
This class implements a value aggregator that maintain the minimum of a sequence of long values.
LongValueMin() - Constructor for class org.apache.hadoop.mapred.lib.aggregate.LongValueMin
the default constructor
LongValueSum - Class in org.apache.hadoop.mapred.lib.aggregate
This class implements a value aggregator that sums up a sequence of long values.
LongValueSum() - Constructor for class org.apache.hadoop.mapred.lib.aggregate.LongValueSum
the default constructor
LuceneUtil - Class in org.apache.hadoop.contrib.index.lucene
This class copies some methods from Lucene's SegmentInfos since that class is not public.
LuceneUtil() - Constructor for class org.apache.hadoop.contrib.index.lucene.LuceneUtil
 

M

main(String[]) - Static method in class org.apache.hadoop.contrib.failmon.Continuous
 
main(String[]) - Static method in class org.apache.hadoop.contrib.failmon.HDFSMerger
 
main(String[]) - Static method in class org.apache.hadoop.contrib.failmon.OfflineAnonymizer
 
main(String[]) - Static method in class org.apache.hadoop.contrib.failmon.RunOnce
 
main(String[]) - Static method in class org.apache.hadoop.contrib.index.main.UpdateIndex
The main() method
main(String[]) - Static method in class org.apache.hadoop.contrib.utils.join.DataJoinJob
 
main(String[]) - Static method in class org.apache.hadoop.examples.AggregateWordCount
The main driver for word count map/reduce program.
main(String[]) - Static method in class org.apache.hadoop.examples.AggregateWordHistogram
The main driver for word count map/reduce program.
main(String[]) - Static method in class org.apache.hadoop.examples.dancing.DistributedPentomino
Launch the solver on 9x10 board and the one sided pentominos.
main(String[]) - Static method in class org.apache.hadoop.examples.dancing.OneSidedPentomino
Solve the 3x30 puzzle.
main(String[]) - Static method in class org.apache.hadoop.examples.dancing.Pentomino
Solve the 6x10 pentomino puzzle.
main(String[]) - Static method in class org.apache.hadoop.examples.dancing.Sudoku
Solves a set of sudoku puzzles.
main(String[]) - Static method in class org.apache.hadoop.examples.DBCountPageView
 
main(String[]) - Static method in class org.apache.hadoop.examples.ExampleDriver
 
main(String[]) - Static method in class org.apache.hadoop.examples.Grep
 
main(String[]) - Static method in class org.apache.hadoop.examples.Join
 
main(String[]) - Static method in class org.apache.hadoop.examples.MultiFileWordCount
 
main(String[]) - Static method in class org.apache.hadoop.examples.PiEstimator
main method for running it as a stand alone command.
main(String[]) - Static method in class org.apache.hadoop.examples.RandomTextWriter
 
main(String[]) - Static method in class org.apache.hadoop.examples.RandomWriter
 
main(String[]) - Static method in class org.apache.hadoop.examples.SecondarySort
 
main(String[]) - Static method in class org.apache.hadoop.examples.SleepJob
 
main(String[]) - Static method in class org.apache.hadoop.examples.Sort
 
main(String[]) - Static method in class org.apache.hadoop.examples.terasort.TeraGen
 
main(String[]) - Static method in class org.apache.hadoop.examples.terasort.TeraSort
 
main(String[]) - Static method in class org.apache.hadoop.examples.terasort.TeraValidate
 
main(String[]) - Static method in class org.apache.hadoop.examples.WordCount
 
main(String[]) - Static method in class org.apache.hadoop.mapred.IsolationRunner
Run a single task.
main(String[]) - Static method in class org.apache.hadoop.mapred.JobClient
 
main(String[]) - Static method in class org.apache.hadoop.mapred.JobLocalizer
 
main(String[]) - Static method in class org.apache.hadoop.mapred.JobTracker
Start the JobTracker process.
main(String[]) - Static method in class org.apache.hadoop.mapred.JobTrackerHADaemon
 
main(String[]) - Static method in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorJob
create and run an Aggregate based map/reduce job.
main(String[]) - Static method in class org.apache.hadoop.mapred.lib.InputSampler
 
main(String[]) - Static method in class org.apache.hadoop.mapred.pipes.Submitter
Submit a pipes job based on the command line arguments.
main(String[]) - Static method in class org.apache.hadoop.mapred.TaskLogsTruncater
 
main(String[]) - Static method in class org.apache.hadoop.mapred.TaskTracker
Start the TaskTracker, point toward the indicated JobTracker
main(String[]) - Static method in class org.apache.hadoop.mapred.tools.GetGroups
 
main(String[]) - Static method in class org.apache.hadoop.mapred.tools.MRAdmin
 
main(String[]) - Static method in class org.apache.hadoop.mapred.tools.MRHAAdmin
 
main(String[]) - Static method in class org.apache.hadoop.mapred.tools.MRZKFailoverController
 
main(String[]) - Static method in class org.apache.hadoop.mapreduce.lib.partition.InputSampler
 
main(String[]) - Static method in class org.apache.hadoop.streaming.DumpTypedBytes
 
main(String[]) - Static method in class org.apache.hadoop.streaming.HadoopStreaming
 
main(String[]) - Static method in class org.apache.hadoop.streaming.JarBuilder
Test program
main(String[]) - Static method in class org.apache.hadoop.streaming.LoadTypedBytes
 
main(String[]) - Static method in class org.apache.hadoop.streaming.PathFinder
 
main(String[]) - Static method in class org.apache.hadoop.util.LinuxMemoryCalculatorPlugin
main(String[]) - Static method in class org.apache.hadoop.util.LinuxResourceCalculatorPlugin
makeActive() - Method in class org.apache.hadoop.mapred.JobTrackerHADaemon
 
makeClassLoader(ClassLoader) - Method in class org.apache.hadoop.filecache.TaskDistributedCacheManager
Creates a class loader that includes the designated files and archives.
makeCompactString() - Method in class org.apache.hadoop.mapred.Counters
Deprecated.
 
makeEscapedCompactString() - Method in class org.apache.hadoop.mapred.Counters.Counter
Deprecated.
Returns the compact stringified version of the counter in the format [(actual-name)(display-name)(value)]
makeEscapedCompactString() - Method in class org.apache.hadoop.mapred.Counters.Group
Deprecated.
 
makeEscapedCompactString() - Method in class org.apache.hadoop.mapred.Counters
Deprecated.
Represent the counter in a textual format that can be converted back to its object form
makeJavaCommand(Class, String[]) - Static method in class org.apache.hadoop.streaming.StreamUtil
 
makeLock(String) - Method in class org.apache.hadoop.contrib.index.lucene.FileSystemDirectory
 
map(DocumentID, DocumentAndOp, OutputCollector<DocumentID, DocumentAndOp>, Reporter) - Method in class org.apache.hadoop.contrib.index.example.IdentityLocalAnalysis
 
map(DocumentID, LineDocTextAndOp, OutputCollector<DocumentID, DocumentAndOp>, Reporter) - Method in class org.apache.hadoop.contrib.index.example.LineDocLocalAnalysis
 
map(K, V, OutputCollector<Shard, IntermediateForm>, Reporter) - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateMapper
Map a key-value pair to a shard-and-intermediate form pair.
map(Object, Object, OutputCollector, Reporter) - Method in class org.apache.hadoop.contrib.utils.join.DataJoinMapperBase
 
map(Object, Object, OutputCollector, Reporter) - Method in class org.apache.hadoop.contrib.utils.join.DataJoinReducerBase
 
map(WritableComparable, Text, OutputCollector<Text, Text>, Reporter) - Method in class org.apache.hadoop.examples.dancing.DistributedPentomino.PentMap
Break the prefix string into moves (a sequence of integer row ids that will be selected for each column in order).
map(MultiFileWordCount.WordOffset, Text, Mapper<MultiFileWordCount.WordOffset, Text, Text, IntWritable>.Context) - Method in class org.apache.hadoop.examples.MultiFileWordCount.MapClass
 
map(LongWritable, LongWritable, OutputCollector<BooleanWritable, LongWritable>, Reporter) - Method in class org.apache.hadoop.examples.PiEstimator.PiMapper
Map method.
map(LongWritable, Text, Mapper<LongWritable, Text, SecondarySort.IntPair, IntWritable>.Context) - Method in class org.apache.hadoop.examples.SecondarySort.MapClass
 
map(IntWritable, IntWritable, OutputCollector<IntWritable, NullWritable>, Reporter) - Method in class org.apache.hadoop.examples.SleepJob
 
map(LongWritable, NullWritable, OutputCollector<Text, Text>, Reporter) - Method in class org.apache.hadoop.examples.terasort.TeraGen.SortGenMapper
 
map(Object, Text, Mapper<Object, Text, Text, IntWritable>.Context) - Method in class org.apache.hadoop.examples.WordCount.TokenizerMapper
 
map(K1, V1, OutputCollector<Text, Text>, Reporter) - Method in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorCombiner
Do nothing.
map(K1, V1, OutputCollector<Text, Text>, Reporter) - Method in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorMapper
the map function.
map(K1, V1, OutputCollector<Text, Text>, Reporter) - Method in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorReducer
Do nothing.
map(Object, Object, OutputCollector, Reporter) - Method in class org.apache.hadoop.mapred.lib.ChainMapper
Chains the map(...) methods of the Mappers in the chain.
map(K1, V1, OutputCollector<K2, V2>, Reporter) - Method in class org.apache.hadoop.mapred.lib.DelegatingMapper
 
map(K, V, OutputCollector<Text, Text>, Reporter) - Method in class org.apache.hadoop.mapred.lib.FieldSelectionMapReduce
The identify function.
map(K, V, OutputCollector<K, V>, Reporter) - Method in class org.apache.hadoop.mapred.lib.IdentityMapper
The identify function.
map(K, V, OutputCollector<V, K>, Reporter) - Method in class org.apache.hadoop.mapred.lib.InverseMapper
The inverse function.
map(K, Text, OutputCollector<Text, LongWritable>, Reporter) - Method in class org.apache.hadoop.mapred.lib.RegexMapper
 
map(K, Text, OutputCollector<Text, LongWritable>, Reporter) - Method in class org.apache.hadoop.mapred.lib.TokenCountMapper
 
map(K1, V1, OutputCollector<K2, V2>, Reporter) - Method in interface org.apache.hadoop.mapred.Mapper
Maps a single input key/value pair into an intermediate key/value pair.
map(K, V, Mapper<K, V, Text, Text>.Context) - Method in class org.apache.hadoop.mapreduce.lib.fieldsel.FieldSelectionMapper
The identify function.
map(K, V, Mapper<K, V, V, K>.Context) - Method in class org.apache.hadoop.mapreduce.lib.map.InverseMapper
The inverse function.
map(K, Text, Mapper<K, Text, Text, LongWritable>.Context) - Method in class org.apache.hadoop.mapreduce.lib.map.RegexMapper
 
map(Object, Text, Mapper<Object, Text, Text, IntWritable>.Context) - Method in class org.apache.hadoop.mapreduce.lib.map.TokenCounterMapper
 
map(KEYIN, VALUEIN, Mapper<KEYIN, VALUEIN, KEYOUT, VALUEOUT>.Context) - Method in class org.apache.hadoop.mapreduce.Mapper
Called once for each key/value pair in the input split.
map(Object, Object, OutputCollector, Reporter) - Method in class org.apache.hadoop.streaming.PipeMapper
 
MAP_CLASS_ATTR - Static variable in interface org.apache.hadoop.mapreduce.JobContext
 
MAP_MEMORY_PHYSICAL_MB - Static variable in interface org.apache.hadoop.mapreduce.JobContext
 
MAP_OUTPUT_COLLECTOR_CLASS_ATTR - Static variable in interface org.apache.hadoop.mapreduce.JobContext
 
MAP_OUTPUT_INDEX_RECORD_LENGTH - Static variable in class org.apache.hadoop.mapred.MapTask
The size of each record in the index file for the map-outputs.
MAP_OUTPUT_KEY_VALUE_SPEC - Static variable in class org.apache.hadoop.mapreduce.lib.fieldsel.FieldSelectionHelper
 
mapCmd_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
mapContext - Variable in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
MapContext<KEYIN,VALUEIN,KEYOUT,VALUEOUT> - Interface in org.apache.hadoop.mapreduce
The context that is given to the Mapper.
MapContextImpl<KEYIN,VALUEIN,KEYOUT,VALUEOUT> - Class in org.apache.hadoop.mapreduce.task
The context that is given to the Mapper.
MapContextImpl(Configuration, TaskAttemptID, RecordReader<KEYIN, VALUEIN>, RecordWriter<KEYOUT, VALUEOUT>, OutputCommitter, StatusReporter, InputSplit) - Constructor for class org.apache.hadoop.mapreduce.task.MapContextImpl
 
mapDebugSpec_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
MapFileOutputFormat - Class in org.apache.hadoop.mapred
An OutputFormat that writes MapFiles.
MapFileOutputFormat() - Constructor for class org.apache.hadoop.mapred.MapFileOutputFormat
 
MapFileOutputFormat - Class in org.apache.hadoop.mapreduce.lib.output
An OutputFormat that writes MapFiles.
MapFileOutputFormat() - Constructor for class org.apache.hadoop.mapreduce.lib.output.MapFileOutputFormat
 
MapOutputCollector<K,V> - Interface in org.apache.hadoop.mapred
 
MapOutputCollector.Context - Class in org.apache.hadoop.mapred
 
MapOutputCollector.Context(MapTask, JobConf, Task.TaskReporter) - Constructor for class org.apache.hadoop.mapred.MapOutputCollector.Context
 
MapOutputFile - Class in org.apache.hadoop.mapred
Manipulate the working area for the transient store for maps and reduces.
mapOutputFile - Variable in class org.apache.hadoop.mapred.Task
 
mapOutputLost(TaskAttemptID, String) - Method in class org.apache.hadoop.mapred.TaskTracker
A completed map task's output has been lost.
Mapper<K1,V1,K2,V2> - Interface in org.apache.hadoop.mapred
Maps input key/value pairs to a set of intermediate key/value pairs.
Mapper<KEYIN,VALUEIN,KEYOUT,VALUEOUT> - Class in org.apache.hadoop.mapreduce
Maps input key/value pairs to a set of intermediate key/value pairs.
Mapper() - Constructor for class org.apache.hadoop.mapreduce.Mapper
 
Mapper.Context - Class in org.apache.hadoop.mapreduce
The Context passed on to the Mapper implementations.
Mapper.Context() - Constructor for class org.apache.hadoop.mapreduce.Mapper.Context
 
mapProgress() - Method in class org.apache.hadoop.mapred.JobStatus
 
mapProgress() - Method in interface org.apache.hadoop.mapred.RunningJob
Get the progress of the job's map-tasks, as a float between 0.0 and 1.0.
mapProgress() - Method in class org.apache.hadoop.mapreduce.Job
Get the progress of the job's map-tasks, as a float between 0.0 and 1.0.
MAPRED_CLUSTER_MAP_MEMORY_MB_PROPERTY - Static variable in class org.apache.hadoop.mapred.JobTracker
 
MAPRED_CLUSTER_REDUCE_MEMORY_MB_PROPERTY - Static variable in class org.apache.hadoop.mapred.JobTracker
 
MAPRED_LOCAL_DIR_PROPERTY - Static variable in class org.apache.hadoop.mapred.JobConf
Property name for the configuration property mapred.local.dir
MAPRED_MAP_TASK_ENV - Static variable in class org.apache.hadoop.mapred.JobConf
Configuration key to set the maximum virutal memory available to the map tasks.
MAPRED_MAP_TASK_JAVA_OPTS - Static variable in class org.apache.hadoop.mapred.JobConf
Configuration key to set the java command line options for the map tasks.
MAPRED_MAP_TASK_LOG_LEVEL - Static variable in class org.apache.hadoop.mapred.JobConf
Configuration key to set the logging Level for the map task.
MAPRED_MAP_TASK_ULIMIT - Static variable in class org.apache.hadoop.mapred.JobConf
Configuration key to set the maximum virutal memory available to the map tasks (in kilo-bytes).
MAPRED_REDUCE_TASK_ENV - Static variable in class org.apache.hadoop.mapred.JobConf
Configuration key to set the maximum virutal memory available to the reduce tasks.
MAPRED_REDUCE_TASK_JAVA_OPTS - Static variable in class org.apache.hadoop.mapred.JobConf
Configuration key to set the java command line options for the reduce tasks.
MAPRED_REDUCE_TASK_LOG_LEVEL - Static variable in class org.apache.hadoop.mapred.JobConf
Configuration key to set the logging Level for the reduce task.
MAPRED_REDUCE_TASK_ULIMIT - Static variable in class org.apache.hadoop.mapred.JobConf
Configuration key to set the maximum virutal memory available to the reduce tasks (in kilo-bytes).
MAPRED_TASK_DEFAULT_MAXVMEM_PROPERTY - Static variable in class org.apache.hadoop.mapred.JobConf
Deprecated. 
MAPRED_TASK_ENV - Static variable in class org.apache.hadoop.mapred.JobConf
MAPRED_TASK_JAVA_OPTS - Static variable in class org.apache.hadoop.mapred.JobConf
MAPRED_TASK_MAXPMEM_PROPERTY - Static variable in class org.apache.hadoop.mapred.JobConf
Deprecated. 
MAPRED_TASK_MAXVMEM_PROPERTY - Static variable in class org.apache.hadoop.mapred.JobConf
MAPRED_TASK_ULIMIT - Static variable in class org.apache.hadoop.mapred.JobConf
mapRedFinished() - Method in class org.apache.hadoop.streaming.PipeMapRed
 
MAPREDUCE_CLIENT_RPC_TIMEOUT_DEFAULT - Static variable in class org.apache.hadoop.mapred.JobClient
Default rpc timeout for the JobClient is -1, or no timeout
MAPREDUCE_CLIENT_RPC_TIMEOUT_KEY - Static variable in class org.apache.hadoop.mapred.JobClient
Key in mapred-*.xml that determines what is the rpc timeout to use for the JobClient, in milliseconds.
MAPREDUCE_DELEGATION_KIND - Static variable in class org.apache.hadoop.mapreduce.security.token.delegation.DelegationTokenIdentifier
 
MAPREDUCE_JOBEND_NOTIFICATION_TIMEOUT_DEFAULT - Static variable in class org.apache.hadoop.mapred.JobEndNotifier
 
MAPREDUCE_TASK_CLASSPATH_PRECEDENCE - Static variable in interface org.apache.hadoop.mapreduce.JobContext
 
MapReduceBase - Class in org.apache.hadoop.mapred
Base class for Mapper and Reducer implementations.
MapReduceBase() - Constructor for class org.apache.hadoop.mapred.MapReduceBase
 
MapReducePolicyProvider - Class in org.apache.hadoop.mapred
PolicyProvider for Map-Reduce protocols.
MapReducePolicyProvider() - Constructor for class org.apache.hadoop.mapred.MapReducePolicyProvider
 
MapRunnable<K1,V1,K2,V2> - Interface in org.apache.hadoop.mapred
Expert: Generic interface for Mappers.
MapRunner<K1,V1,K2,V2> - Class in org.apache.hadoop.mapred
Default MapRunnable implementation.
MapRunner() - Constructor for class org.apache.hadoop.mapred.MapRunner
 
MapTask - Class in org.apache.hadoop.mapred
A Map task.
MapTask() - Constructor for class org.apache.hadoop.mapred.MapTask
 
MapTask(String, TaskAttemptID, int, JobSplit.TaskSplitIndex, int) - Constructor for class org.apache.hadoop.mapred.MapTask
 
MapTask.MapOutputBuffer<K,V> - Class in org.apache.hadoop.mapred
 
MapTask.MapOutputBuffer() - Constructor for class org.apache.hadoop.mapred.MapTask.MapOutputBuffer
 
MapTask.MapOutputBuffer.BlockingBuffer - Class in org.apache.hadoop.mapred
Inner class managing the spill of serialized records to disk.
MapTask.MapOutputBuffer.BlockingBuffer() - Constructor for class org.apache.hadoop.mapred.MapTask.MapOutputBuffer.BlockingBuffer
 
MapTask.MapOutputBuffer.Buffer - Class in org.apache.hadoop.mapred
 
MapTask.MapOutputBuffer.Buffer() - Constructor for class org.apache.hadoop.mapred.MapTask.MapOutputBuffer.Buffer
 
MapTask.MapOutputBuffer.InMemValBytes - Class in org.apache.hadoop.mapred
Inner class wrapping valuebytes, used for appendRaw.
MapTask.MapOutputBuffer.InMemValBytes() - Constructor for class org.apache.hadoop.mapred.MapTask.MapOutputBuffer.InMemValBytes
 
MapTask.MapOutputBuffer.MRResultIterator - Class in org.apache.hadoop.mapred
 
MapTask.MapOutputBuffer.MRResultIterator(int, int) - Constructor for class org.apache.hadoop.mapred.MapTask.MapOutputBuffer.MRResultIterator
 
MapTask.MapOutputBuffer.SpillThread - Class in org.apache.hadoop.mapred
 
MapTask.MapOutputBuffer.SpillThread() - Constructor for class org.apache.hadoop.mapred.MapTask.MapOutputBuffer.SpillThread
 
MapTaskCompletionEventsUpdate - Class in org.apache.hadoop.mapred
A class that represents the communication between the tasktracker and child tasks w.r.t the map task completion events.
MapTaskCompletionEventsUpdate() - Constructor for class org.apache.hadoop.mapred.MapTaskCompletionEventsUpdate
 
MapTaskCompletionEventsUpdate(TaskCompletionEvent[], boolean) - Constructor for class org.apache.hadoop.mapred.MapTaskCompletionEventsUpdate
 
markJobLogsForDeletion(long, int, JobID) - Method in class org.apache.hadoop.mapred.UserLogCleaner
Adds job user-log directory to cleanup thread to delete logs after user-log retain hours.
markRecord() - Method in class org.apache.hadoop.mapred.MapTask.MapOutputBuffer.BlockingBuffer
Mark end of record.
MAX_COUNTER_LIMIT - Static variable in class org.apache.hadoop.mapred.Counters
Deprecated.
 
MAX_OUTPUT_LENGTH - Static variable in class org.apache.hadoop.contrib.failmon.Environment
 
MAX_TRIE_DEPTH - Static variable in class org.apache.hadoop.mapreduce.lib.partition.TotalOrderPartitioner
 
MAX_USER_JOBCONF_SIZE_KEY - Static variable in class org.apache.hadoop.mapred.JobTracker
the config key for max user jobconf size
MD5_LEN - Static variable in class org.apache.hadoop.mapred.SequenceFileInputFilter.MD5Filter
 
MD5_LEN - Static variable in class org.apache.hadoop.mapreduce.lib.input.SequenceFileInputFilter.MD5Filter
 
MemoryCalculatorPlugin - Class in org.apache.hadoop.util
Plugin to calculate virtual and physical memories on the system.
MemoryCalculatorPlugin() - Constructor for class org.apache.hadoop.util.MemoryCalculatorPlugin
 
merge(List, List, String) - Method in class org.apache.hadoop.streaming.JarBuilder
 
MIN_INTERVAL - Static variable in class org.apache.hadoop.contrib.failmon.Environment
 
MIN_INTERVAL - Static variable in class org.apache.hadoop.contrib.failmon.Executor
 
minRecWrittenToEnableSkip_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
monitor() - Method in class org.apache.hadoop.contrib.failmon.CPUParser
Invokes query() to do the parsing and handles parsing errors.
monitor(LocalStore) - Method in class org.apache.hadoop.contrib.failmon.LogParser
Insert all EventRecords that can be extracted for the represented hardware component into a LocalStore.
monitor() - Method in class org.apache.hadoop.contrib.failmon.LogParser
Get an array of all EventRecords that can be extracted for the represented hardware component.
monitor() - Method in interface org.apache.hadoop.contrib.failmon.Monitored
Get an array of all EventRecords that can be extracted for the represented hardware component.
monitor(LocalStore) - Method in interface org.apache.hadoop.contrib.failmon.Monitored
Inserts all EventRecords that can be extracted for the represented hardware component into a LocalStore.
monitor() - Method in class org.apache.hadoop.contrib.failmon.NICParser
Invokes query() to do the parsing and handles parsing errors for each one of the NICs specified in the configuration.
monitor() - Method in class org.apache.hadoop.contrib.failmon.SensorsParser
Invokes query() to do the parsing and handles parsing errors.
monitor(LocalStore) - Method in class org.apache.hadoop.contrib.failmon.ShellParser
Insert all EventRecords that can be extracted for the represented hardware component into a LocalStore.
monitor() - Method in class org.apache.hadoop.contrib.failmon.ShellParser
 
monitor() - Method in class org.apache.hadoop.contrib.failmon.SMARTParser
Invokes query() to do the parsing and handles parsing errors for each one of the disks specified in the configuration.
monitor() - Method in class org.apache.hadoop.mapreduce.server.tasktracker.userlogs.UserLogManager
 
monitorAndPrintJob(JobConf, RunningJob) - Method in class org.apache.hadoop.mapred.JobClient
Monitor a job and print status in real-time as progress is made and tasks fail.
Monitored - Interface in org.apache.hadoop.contrib.failmon
Represents objects that monitor specific hardware resources and can query them to get EventRecords describing the state of these resources.
monitorHealth() - Method in class org.apache.hadoop.mapred.JobTrackerHAServiceProtocol
 
MonitorJob - Class in org.apache.hadoop.contrib.failmon
This class is a wrapper for a monitoring job.
MonitorJob(Monitored, String, int) - Constructor for class org.apache.hadoop.contrib.failmon.MonitorJob
 
moveAndDeleteAbsolutePath(String) - Method in class org.apache.hadoop.util.MRAsyncDiskService
Move the path name to a temporary location and then delete it.
moveAndDeleteFromEachVolume(String) - Method in class org.apache.hadoop.util.MRAsyncDiskService
Move the path name on each volume to a temporary location and then delete them.
moveAndDeleteRelativePath(String, String) - Method in class org.apache.hadoop.util.MRAsyncDiskService
Move the path name on one volume to a temporary location and then delete them.
MR_CLIENT_FAILOVER_CONNECTION_RETRIES_DEFAULT - Static variable in class org.apache.hadoop.mapred.HAUtil
 
MR_CLIENT_FAILOVER_CONNECTION_RETRIES_KEY - Static variable in class org.apache.hadoop.mapred.HAUtil
 
MR_CLIENT_FAILOVER_CONNECTION_RETRIES_ON_SOCKET_TIMEOUTS_DEFAULT - Static variable in class org.apache.hadoop.mapred.HAUtil
 
MR_CLIENT_FAILOVER_CONNECTION_RETRIES_ON_SOCKET_TIMEOUTS_KEY - Static variable in class org.apache.hadoop.mapred.HAUtil
 
MR_CLIENT_FAILOVER_MAX_ATTEMPTS_DEFAULT - Static variable in class org.apache.hadoop.mapred.HAUtil
 
MR_CLIENT_FAILOVER_MAX_ATTEMPTS_KEY - Static variable in class org.apache.hadoop.mapred.HAUtil
 
MR_CLIENT_FAILOVER_PROXY_PROVIDER_KEY_PREFIX - Static variable in class org.apache.hadoop.mapred.HAUtil
 
MR_CLIENT_FAILOVER_SLEEPTIME_BASE_DEFAULT - Static variable in class org.apache.hadoop.mapred.HAUtil
 
MR_CLIENT_FAILOVER_SLEEPTIME_BASE_KEY - Static variable in class org.apache.hadoop.mapred.HAUtil
 
MR_CLIENT_FAILOVER_SLEEPTIME_MAX_DEFAULT - Static variable in class org.apache.hadoop.mapred.HAUtil
 
MR_CLIENT_FAILOVER_SLEEPTIME_MAX_KEY - Static variable in class org.apache.hadoop.mapred.HAUtil
 
MR_CLIENTTRACE_FORMAT - Static variable in class org.apache.hadoop.mapred.TaskTracker
 
MR_COMBINE_RECORDS_BEFORE_PROGRESS - Static variable in class org.apache.hadoop.mapred.Task
 
MR_HA_ACTIVE_CHECK_MILLIS - Static variable in class org.apache.hadoop.mapred.HAUtil
 
MR_HA_ACTIVE_CHECK_MILLIS_DEFAULT - Static variable in class org.apache.hadoop.mapred.HAUtil
 
MR_HA_AUTO_FAILOVER_ENABLED_DEFAULT - Static variable in class org.apache.hadoop.mapred.HAUtil
 
MR_HA_AUTO_FAILOVER_ENABLED_KEY - Static variable in class org.apache.hadoop.mapred.HAUtil
 
MR_HA_FENCING_METHODS_KEY - Static variable in class org.apache.hadoop.mapred.HAUtil
 
MR_HA_JOBTRACKER_HTTP_REDIRECT_ADDRESS_KEY - Static variable in class org.apache.hadoop.mapred.HAUtil
 
MR_HA_JOBTRACKER_ID_KEY - Static variable in class org.apache.hadoop.mapred.HAUtil
 
MR_HA_JOBTRACKER_RPC_ADDRESS_KEY - Static variable in class org.apache.hadoop.mapred.HAUtil
 
MR_HA_JOBTRACKERS_KEY_PREFIX - Static variable in class org.apache.hadoop.mapred.HAUtil
 
MR_HA_ZKFC_PORT_DEFAULT - Static variable in class org.apache.hadoop.mapred.HAUtil
 
MR_HA_ZKFC_PORT_KEY - Static variable in class org.apache.hadoop.mapred.HAUtil
 
MR_JOBTRACKER_ADDRESS_KEY - Static variable in class org.apache.hadoop.mapred.HAUtil
 
MR_JOBTRACKER_HTTP_ADDRESS_KEY - Static variable in class org.apache.hadoop.mapred.HAUtil
 
MR_JOBTRACKER_OLD_HTTP_ADDRESS_KEY - Static variable in class org.apache.hadoop.mapred.HAUtil
 
MR_JOBTRACKER_OLD_HTTP_PORT_KEY - Static variable in class org.apache.hadoop.mapred.HAUtil
 
MR_JOBTRACKER_RPC_ADDRESS_KEY - Static variable in class org.apache.hadoop.mapred.HAUtil
 
MRAdmin - Class in org.apache.hadoop.mapred.tools
Administrative access to Hadoop Map-Reduce.
MRAdmin() - Constructor for class org.apache.hadoop.mapred.tools.MRAdmin
 
MRAdmin(Configuration) - Constructor for class org.apache.hadoop.mapred.tools.MRAdmin
 
MRAsyncDiskService - Class in org.apache.hadoop.util
This class is a container of multiple thread pools, each for a volume, so that we can schedule async disk operations easily.
MRAsyncDiskService(FileSystem, TaskController, String[]) - Constructor for class org.apache.hadoop.util.MRAsyncDiskService
Create a AsyncDiskServices with a set of volumes (specified by their root directories).
MRAsyncDiskService(FileSystem, String[]) - Constructor for class org.apache.hadoop.util.MRAsyncDiskService
 
MRAsyncDiskService(JobConf) - Constructor for class org.apache.hadoop.util.MRAsyncDiskService
Initialize MRAsyncDiskService based on conf.
MRHAAdmin - Class in org.apache.hadoop.mapred.tools
 
MRHAAdmin() - Constructor for class org.apache.hadoop.mapred.tools.MRHAAdmin
 
MRJobConfig - Interface in org.apache.hadoop.mapreduce
 
MRVersion - Class in org.apache.hadoop.mapred
Used by Hive to detect MR version.
MRZKFailoverController - Class in org.apache.hadoop.mapred.tools
 
msg(String) - Method in class org.apache.hadoop.streaming.StreamJob
 
MultiFileInputFormat<K,V> - Class in org.apache.hadoop.mapred
Deprecated.
MultiFileInputFormat() - Constructor for class org.apache.hadoop.mapred.MultiFileInputFormat
Deprecated.
 
MultiFileSplit - Class in org.apache.hadoop.mapred
Deprecated.
Use CombineFileSplit instead
MultiFileSplit(JobConf, Path[], long[]) - Constructor for class org.apache.hadoop.mapred.MultiFileSplit
Deprecated.
 
MultiFileWordCount - Class in org.apache.hadoop.examples
MultiFileWordCount is an example to demonstrate the usage of MultiFileInputFormat.
MultiFileWordCount() - Constructor for class org.apache.hadoop.examples.MultiFileWordCount
 
MultiFileWordCount.CombineFileLineRecordReader - Class in org.apache.hadoop.examples
RecordReader is responsible from extracting records from a chunk of the CombineFileSplit.
MultiFileWordCount.CombineFileLineRecordReader(CombineFileSplit, TaskAttemptContext, Integer) - Constructor for class org.apache.hadoop.examples.MultiFileWordCount.CombineFileLineRecordReader
 
MultiFileWordCount.MapClass - Class in org.apache.hadoop.examples
This Mapper is similar to the one in WordCount.MapClass.
MultiFileWordCount.MapClass() - Constructor for class org.apache.hadoop.examples.MultiFileWordCount.MapClass
 
MultiFileWordCount.MyInputFormat - Class in org.apache.hadoop.examples
To use CombineFileInputFormat, one should extend it, to return a (custom) RecordReader.
MultiFileWordCount.MyInputFormat() - Constructor for class org.apache.hadoop.examples.MultiFileWordCount.MyInputFormat
 
MultiFileWordCount.WordOffset - Class in org.apache.hadoop.examples
This record keeps <filename,offset> pairs.
MultiFileWordCount.WordOffset() - Constructor for class org.apache.hadoop.examples.MultiFileWordCount.WordOffset
 
MultiFilterRecordReader<K extends org.apache.hadoop.io.WritableComparable,V extends org.apache.hadoop.io.Writable> - Class in org.apache.hadoop.mapred.join
Base class for Composite join returning values derived from multiple sources, but generally not tuples.
MultiFilterRecordReader(int, JobConf, int, Class<? extends WritableComparator>) - Constructor for class org.apache.hadoop.mapred.join.MultiFilterRecordReader
 
MultiFilterRecordReader.MultiFilterDelegationIterator - Class in org.apache.hadoop.mapred.join
Proxy the JoinCollector, but include callback to emit.
MultiFilterRecordReader.MultiFilterDelegationIterator() - Constructor for class org.apache.hadoop.mapred.join.MultiFilterRecordReader.MultiFilterDelegationIterator
 
MultipleInputs - Class in org.apache.hadoop.mapred.lib
This class supports MapReduce jobs that have multiple input paths with a different InputFormat and Mapper for each path
MultipleInputs() - Constructor for class org.apache.hadoop.mapred.lib.MultipleInputs
 
MultipleInputs - Class in org.apache.hadoop.mapreduce.lib.input
This class supports MapReduce jobs that have multiple input paths with a different InputFormat and Mapper for each path
MultipleInputs() - Constructor for class org.apache.hadoop.mapreduce.lib.input.MultipleInputs
 
MultipleOutputFormat<K,V> - Class in org.apache.hadoop.mapred.lib
This abstract class extends the FileOutputFormat, allowing to write the output data to different output files.
MultipleOutputFormat() - Constructor for class org.apache.hadoop.mapred.lib.MultipleOutputFormat
 
MultipleOutputs - Class in org.apache.hadoop.mapred.lib
The MultipleOutputs class simplifies writting to additional outputs other than the job default output via the OutputCollector passed to the map() and reduce() methods of the Mapper and Reducer implementations.
MultipleOutputs(JobConf) - Constructor for class org.apache.hadoop.mapred.lib.MultipleOutputs
Creates and initializes multiple named outputs support, it should be instantiated in the Mapper/Reducer configure method.
MultipleOutputs<KEYOUT,VALUEOUT> - Class in org.apache.hadoop.mapreduce.lib.output
The MultipleOutputs class simplifies writing output data to multiple outputs
MultipleOutputs(TaskInputOutputContext<?, ?, KEYOUT, VALUEOUT>) - Constructor for class org.apache.hadoop.mapreduce.lib.output.MultipleOutputs
Creates and initializes multiple outputs support, it should be instantiated in the Mapper/Reducer setup method.
MultipleSequenceFileOutputFormat<K,V> - Class in org.apache.hadoop.mapred.lib
This class extends the MultipleOutputFormat, allowing to write the output data to different output files in sequence file output format.
MultipleSequenceFileOutputFormat() - Constructor for class org.apache.hadoop.mapred.lib.MultipleSequenceFileOutputFormat
 
MultipleTextOutputFormat<K,V> - Class in org.apache.hadoop.mapred.lib
This class extends the MultipleOutputFormat, allowing to write the output data to different output files in Text output format.
MultipleTextOutputFormat() - Constructor for class org.apache.hadoop.mapred.lib.MultipleTextOutputFormat
 
MultithreadedMapper<K1,V1,K2,V2> - Class in org.apache.hadoop.mapreduce.lib.map
Multithreaded implementation for @link org.apache.hadoop.mapreduce.Mapper.
MultithreadedMapper() - Constructor for class org.apache.hadoop.mapreduce.lib.map.MultithreadedMapper
 
MultithreadedMapRunner<K1,V1,K2,V2> - Class in org.apache.hadoop.mapred.lib
Multithreaded implementation for @link org.apache.hadoop.mapred.MapRunnable.
MultithreadedMapRunner() - Constructor for class org.apache.hadoop.mapred.lib.MultithreadedMapRunner
 
MySQLDataDrivenDBRecordReader<T extends DBWritable> - Class in org.apache.hadoop.mapreduce.lib.db
A RecordReader that reads records from a MySQL table via DataDrivenDBRecordReader
MySQLDataDrivenDBRecordReader(DBInputFormat.DBInputSplit, Class<T>, Configuration, Connection, DBConfiguration, String, String[], String) - Constructor for class org.apache.hadoop.mapreduce.lib.db.MySQLDataDrivenDBRecordReader
 
MySQLDBRecordReader<T extends DBWritable> - Class in org.apache.hadoop.mapreduce.lib.db
A RecordReader that reads records from a MySQL table.
MySQLDBRecordReader(DBInputFormat.DBInputSplit, Class<T>, Configuration, Connection, DBConfiguration, String, String[], String) - Constructor for class org.apache.hadoop.mapreduce.lib.db.MySQLDBRecordReader
 

N

NATURAL_ORDER - Static variable in class org.apache.hadoop.mapreduce.lib.partition.TotalOrderPartitioner
 
needAdditionalRecordAfterSplit() - Method in class org.apache.hadoop.mapreduce.lib.input.CompressedSplitLineReader
 
needAdditionalRecordAfterSplit() - Method in class org.apache.hadoop.mapreduce.lib.input.SplitLineReader
 
needAdditionalRecordAfterSplit() - Method in class org.apache.hadoop.mapreduce.lib.input.UncompressedSplitLineReader
 
needsTaskCommit(TaskAttemptContext) - Method in class org.apache.hadoop.mapred.FileOutputCommitter
 
needsTaskCommit(TaskAttemptContext) - Method in class org.apache.hadoop.mapred.OutputCommitter
Check whether task needs a commit
needsTaskCommit(TaskAttemptContext) - Method in class org.apache.hadoop.mapred.OutputCommitter
This method implements the new interface by calling the old method.
needsTaskCommit(TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.lib.output.FileOutputCommitter
Did this task write any files in the work directory?
needsTaskCommit(TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.OutputCommitter
Check whether task needs a commit
NetUtils2 - Class in org.apache.hadoop.mapred
 
NetUtils2() - Constructor for class org.apache.hadoop.mapred.NetUtils2
 
newCounter(String, String, long) - Method in class org.apache.hadoop.mapreduce.counters.AbstractCounterGroup
Abstract factory method to create a new counter of type T
newCounter() - Method in class org.apache.hadoop.mapreduce.counters.AbstractCounterGroup
Abstract factory method to create a new counter of type T
newCounter(String, FileSystemCounter) - Method in class org.apache.hadoop.mapreduce.counters.FileSystemCounterGroup
Abstract factory method to create a file system counter
newCounter(T) - Method in class org.apache.hadoop.mapreduce.counters.FrameworkCounterGroup
Abstract factory method for new framework counter
newFileSystemGroup() - Method in class org.apache.hadoop.mapreduce.counters.CounterGroupFactory
Abstract factory method to create a file system counter group
newFrameworkGroup(int) - Method in class org.apache.hadoop.mapreduce.counters.CounterGroupFactory
Create a new framework group
newFrameworkGroupFactory(Class<T>) - Method in class org.apache.hadoop.mapreduce.counters.CounterGroupFactory
Required override to return a new framework group factory
newGenericGroup(String, String, Limits) - Method in class org.apache.hadoop.mapreduce.counters.CounterGroupFactory
Abstract factory method to create a generic (vs framework) counter group
newGroup(String) - Method in interface org.apache.hadoop.mapreduce.counters.CounterGroupFactory.FrameworkGroupFactory
 
newGroup(String, Limits) - Method in class org.apache.hadoop.mapreduce.counters.CounterGroupFactory
Create a new counter group
newGroup(String, String, Limits) - Method in class org.apache.hadoop.mapreduce.counters.CounterGroupFactory
Create a new counter group
newTaskDistributedCacheManager(JobID, Configuration) - Method in class org.apache.hadoop.filecache.TrackerDistributedCacheManager
 
next(DocumentID, LineDocTextAndOp) - Method in class org.apache.hadoop.contrib.index.example.LineDocRecordReader
 
next() - Method in class org.apache.hadoop.contrib.utils.join.ArrayListBackedIterator
 
next(X) - Method in class org.apache.hadoop.mapred.join.ArrayListBackedIterator
 
next(TupleWritable) - Method in class org.apache.hadoop.mapred.join.JoinRecordReader.JoinDelegationIterator
 
next(K, TupleWritable) - Method in class org.apache.hadoop.mapred.join.JoinRecordReader
Emit the next set of key, value pairs as defined by the child RecordReaders and operation associated with this composite RR.
next(V) - Method in class org.apache.hadoop.mapred.join.MultiFilterRecordReader.MultiFilterDelegationIterator
 
next(K, V) - Method in class org.apache.hadoop.mapred.join.MultiFilterRecordReader
Reads the next key/value pair from the input for processing.
next(U) - Method in class org.apache.hadoop.mapred.join.ResetableIterator.EMPTY
 
next(T) - Method in interface org.apache.hadoop.mapred.join.ResetableIterator
Assign next value to actual.
next(X) - Method in class org.apache.hadoop.mapred.join.StreamBackedIterator
 
next() - Method in class org.apache.hadoop.mapred.join.WrappedRecordReader
Read the next k,v pair into the head of this object; return true iff the RR and this are exhausted.
next(K, U) - Method in class org.apache.hadoop.mapred.join.WrappedRecordReader
Write key-value pair at the head of this stream to the objects provided; get next key-value pair from proxied RR.
next(Text, Text) - Method in class org.apache.hadoop.mapred.KeyValueLineRecordReader
Read key/value pair in a line.
next(K, V) - Method in class org.apache.hadoop.mapred.lib.CombineFileRecordReader
 
next(LongWritable, T) - Method in class org.apache.hadoop.mapred.lib.db.DBInputFormat.DBRecordReader
Reads the next key/value pair from the input for processing.
next(LongWritable, Text) - Method in class org.apache.hadoop.mapred.LineRecordReader
Read a line.
next() - Method in class org.apache.hadoop.mapred.MapTask.MapOutputBuffer.MRResultIterator
 
next() - Method in interface org.apache.hadoop.mapred.RawKeyValueIterator
Sets up the current key and value (for getKey and getValue).
next(K, V) - Method in interface org.apache.hadoop.mapred.RecordReader
Reads the next key/value pair from the input for processing.
next(BytesWritable, BytesWritable) - Method in class org.apache.hadoop.mapred.SequenceFileAsBinaryInputFormat.SequenceFileAsBinaryRecordReader
Read raw bytes from a SequenceFile.
next(Text, Text) - Method in class org.apache.hadoop.mapred.SequenceFileAsTextRecordReader
Read key/value pair in a line.
next(K, V) - Method in class org.apache.hadoop.mapred.SequenceFileRecordReader
 
next(K) - Method in class org.apache.hadoop.mapred.SequenceFileRecordReader
 
next() - Method in class org.apache.hadoop.mapred.Task.CombineValuesIterator
 
next(LongWritable, T) - Method in class org.apache.hadoop.mapreduce.lib.db.DBRecordReader
next() - Method in class org.apache.hadoop.mapreduce.task.ReduceContextImpl.ValueIterator
 
next(Text, Text) - Method in class org.apache.hadoop.streaming.StreamBaseRecordReader
Read a record.
next(Text, Text) - Method in class org.apache.hadoop.streaming.StreamXmlRecordReader
 
nextKey() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
nextKey() - Method in interface org.apache.hadoop.mapreduce.ReduceContext
Start processing next unique key.
nextKey() - Method in class org.apache.hadoop.mapreduce.task.ReduceContextImpl
Start processing next unique key.
nextKeyValue() - Method in class org.apache.hadoop.examples.MultiFileWordCount.CombineFileLineRecordReader
 
nextKeyValue() - Method in class org.apache.hadoop.mapreduce.lib.db.DBRecordReader
Read the next key, value pair.
nextKeyValue() - Method in class org.apache.hadoop.mapreduce.lib.input.CombineFileRecordReader
 
nextKeyValue() - Method in class org.apache.hadoop.mapreduce.lib.input.DelegatingRecordReader
 
nextKeyValue() - Method in class org.apache.hadoop.mapreduce.lib.input.KeyValueLineRecordReader
Read key/value pair in a line.
nextKeyValue() - Method in class org.apache.hadoop.mapreduce.lib.input.LineRecordReader
 
nextKeyValue() - Method in class org.apache.hadoop.mapreduce.lib.input.SequenceFileAsBinaryInputFormat.SequenceFileAsBinaryRecordReader
Read raw bytes from a SequenceFile.
nextKeyValue() - Method in class org.apache.hadoop.mapreduce.lib.input.SequenceFileAsTextRecordReader
Read key/value pair in a line.
nextKeyValue() - Method in class org.apache.hadoop.mapreduce.lib.input.SequenceFileRecordReader
 
nextKeyValue() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
nextKeyValue() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
nextKeyValue() - Method in class org.apache.hadoop.mapreduce.RecordReader
Read the next key, value pair.
nextKeyValue() - Method in class org.apache.hadoop.mapreduce.task.MapContextImpl
 
nextKeyValue() - Method in class org.apache.hadoop.mapreduce.task.ReduceContextImpl
Advance to the next key/value pair.
nextKeyValue() - Method in class org.apache.hadoop.mapreduce.task.TaskInputOutputContextImpl
Advance to the next key, value pair, returning null if at end.
nextKeyValue() - Method in interface org.apache.hadoop.mapreduce.TaskInputOutputContext
Advance to the next key, value pair, returning null if at end.
NICParser - Class in org.apache.hadoop.contrib.failmon
Objects of this class parse the output of ifconfig to gather information about present Network Interface Cards in the system.
NICParser() - Constructor for class org.apache.hadoop.contrib.failmon.NICParser
Constructs a NICParser and reads the list of NICs to query
NLineInputFormat - Class in org.apache.hadoop.mapred.lib
NLineInputFormat which splits N lines of input as one split.
NLineInputFormat() - Constructor for class org.apache.hadoop.mapred.lib.NLineInputFormat
 
NLineInputFormat - Class in org.apache.hadoop.mapreduce.lib.input
NLineInputFormat which splits N lines of input as one split.
NLineInputFormat() - Constructor for class org.apache.hadoop.mapreduce.lib.input.NLineInputFormat
 
normalizeMemoryConfigValue(long) - Static method in class org.apache.hadoop.mapred.JobConf
Normalize the negative values in configuration
normalizePath(String) - Static method in class org.apache.hadoop.contrib.index.mapred.Shard
 
NULL - Static variable in interface org.apache.hadoop.mapred.Reporter
A constant of Reporter type that does nothing.
NullOutputFormat<K,V> - Class in org.apache.hadoop.mapred.lib
Consume all outputs and put them in /dev/null.
NullOutputFormat() - Constructor for class org.apache.hadoop.mapred.lib.NullOutputFormat
 
NullOutputFormat<K,V> - Class in org.apache.hadoop.mapreduce.lib.output
Consume all outputs and put them in /dev/null.
NullOutputFormat() - Constructor for class org.apache.hadoop.mapreduce.lib.output.NullOutputFormat
 
NUM_OF_VALUES_FIELD - Static variable in class org.apache.hadoop.contrib.utils.join.DataJoinReducerBase
 
numKilledTasks() - Method in class org.apache.hadoop.mapred.TaskInProgress
Number of times the TaskInProgress has been killed by the framework.
numOfValues - Variable in class org.apache.hadoop.contrib.utils.join.DataJoinReducerBase
 
numReduceTasksSpec_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
numTaskFailures() - Method in class org.apache.hadoop.mapred.TaskInProgress
Number of times the TaskInProgress has failed.

O

obtainJobCleanupTask(TaskTrackerStatus, int, int, boolean) - Method in class org.apache.hadoop.mapred.JobInProgress
Return a CleanupTask, if appropriate, to run on the given tasktracker
obtainJobSetupTask(TaskTrackerStatus, int, int, boolean) - Method in class org.apache.hadoop.mapred.JobInProgress
Return a SetupTask, if appropriate, to run on the given tasktracker
obtainNewLocalMapTask(TaskTrackerStatus, int, int) - Method in class org.apache.hadoop.mapred.JobInProgress
 
obtainNewMapTask(TaskTrackerStatus, int, int, int) - Method in class org.apache.hadoop.mapred.JobInProgress
Return a MapTask, if appropriate, to run on the given tasktracker
obtainNewMapTask(TaskTrackerStatus, int, int) - Method in class org.apache.hadoop.mapred.JobInProgress
Return a MapTask, if appropriate, to run on the given tasktracker
obtainNewNonLocalMapTask(TaskTrackerStatus, int, int) - Method in class org.apache.hadoop.mapred.JobInProgress
 
obtainNewReduceTask(TaskTrackerStatus, int, int) - Method in class org.apache.hadoop.mapred.JobInProgress
Return a ReduceTask, if appropriate, to run on the given tasktracker.
obtainTaskCleanupTask(TaskTrackerStatus, boolean) - Method in class org.apache.hadoop.mapred.JobInProgress
 
obtainTokensForNamenodes(Credentials, Path[], Configuration) - Static method in class org.apache.hadoop.mapreduce.security.TokenCache
Convenience method to obtain delegation tokens from namenodes corresponding to the paths passed.
offerService() - Method in class org.apache.hadoop.mapred.JobTracker
Run forever
OfflineAnonymizer - Class in org.apache.hadoop.contrib.failmon
This class can be used to anonymize logs independently of Hadoop and the Executor.
OfflineAnonymizer(OfflineAnonymizer.LogType, String) - Constructor for class org.apache.hadoop.contrib.failmon.OfflineAnonymizer
Creates an OfflineAnonymizer for a specific log file.
OfflineAnonymizer.LogType - Enum in org.apache.hadoop.contrib.failmon
 
ONE - Static variable in interface org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorDescriptor
 
oneRotation - Static variable in class org.apache.hadoop.examples.dancing.Pentomino
Is the piece fixed under rotation?
OneSidedPentomino - Class in org.apache.hadoop.examples.dancing
Of the "normal" 12 pentominos, 6 of them have distinct shapes when flipped.
OneSidedPentomino() - Constructor for class org.apache.hadoop.examples.dancing.OneSidedPentomino
 
OneSidedPentomino(int, int) - Constructor for class org.apache.hadoop.examples.dancing.OneSidedPentomino
 
openConnection(URL) - Method in class org.apache.hadoop.mapred.ReduceTask.ReduceCopier.MapOutputCopier
 
openInput(String) - Method in class org.apache.hadoop.contrib.index.lucene.FileSystemDirectory
 
openInput(String, int) - Method in class org.apache.hadoop.contrib.index.lucene.FileSystemDirectory
 
Operation - Enum in org.apache.hadoop.mapred
Generic operation that maps to the dependent set of ACLs that drive the authorization of the operation.
OracleDataDrivenDBInputFormat<T extends DBWritable> - Class in org.apache.hadoop.mapreduce.lib.db
A InputFormat that reads input data from an SQL table in an Oracle db.
OracleDataDrivenDBInputFormat() - Constructor for class org.apache.hadoop.mapreduce.lib.db.OracleDataDrivenDBInputFormat
 
OracleDataDrivenDBRecordReader<T extends DBWritable> - Class in org.apache.hadoop.mapreduce.lib.db
A RecordReader that reads records from a Oracle table via DataDrivenDBRecordReader
OracleDataDrivenDBRecordReader(DBInputFormat.DBInputSplit, Class<T>, Configuration, Connection, DBConfiguration, String, String[], String) - Constructor for class org.apache.hadoop.mapreduce.lib.db.OracleDataDrivenDBRecordReader
 
OracleDateSplitter - Class in org.apache.hadoop.mapreduce.lib.db
Implement DBSplitter over date/time values returned by an Oracle db.
OracleDateSplitter() - Constructor for class org.apache.hadoop.mapreduce.lib.db.OracleDateSplitter
 
OracleDBRecordReader<T extends DBWritable> - Class in org.apache.hadoop.mapreduce.lib.db
A RecordReader that reads records from an Oracle SQL table.
OracleDBRecordReader(DBInputFormat.DBInputSplit, Class<T>, Configuration, Connection, DBConfiguration, String, String[], String) - Constructor for class org.apache.hadoop.mapreduce.lib.db.OracleDBRecordReader
 
org.apache.hadoop.contrib.failmon - package org.apache.hadoop.contrib.failmon
 
org.apache.hadoop.contrib.index.example - package org.apache.hadoop.contrib.index.example
 
org.apache.hadoop.contrib.index.lucene - package org.apache.hadoop.contrib.index.lucene
 
org.apache.hadoop.contrib.index.main - package org.apache.hadoop.contrib.index.main
 
org.apache.hadoop.contrib.index.mapred - package org.apache.hadoop.contrib.index.mapred
 
org.apache.hadoop.contrib.utils.join - package org.apache.hadoop.contrib.utils.join
 
org.apache.hadoop.examples - package org.apache.hadoop.examples
Hadoop example code.
org.apache.hadoop.examples.dancing - package org.apache.hadoop.examples.dancing
This package is a distributed implementation of Knuth's dancing links algorithm that can run under Hadoop.
org.apache.hadoop.examples.terasort - package org.apache.hadoop.examples.terasort
This package consists of 3 map/reduce applications for Hadoop to compete in the annual terabyte sort competition.
org.apache.hadoop.filecache - package org.apache.hadoop.filecache
 
org.apache.hadoop.mapred - package org.apache.hadoop.mapred
A software framework for easily writing applications which process vast amounts of data (multi-terabyte data-sets) parallelly on large clusters (thousands of nodes) built of commodity hardware in a reliable, fault-tolerant manner.
org.apache.hadoop.mapred.jobcontrol - package org.apache.hadoop.mapred.jobcontrol
Utilities for managing dependent jobs.
org.apache.hadoop.mapred.join - package org.apache.hadoop.mapred.join
Given a set of sorted datasets keyed with the same class and yielding equal partitions, it is possible to effect a join of those datasets prior to the map.
org.apache.hadoop.mapred.lib - package org.apache.hadoop.mapred.lib
Library of generally useful mappers, reducers, and partitioners.
org.apache.hadoop.mapred.lib.aggregate - package org.apache.hadoop.mapred.lib.aggregate
Classes for performing various counting and aggregations.
org.apache.hadoop.mapred.lib.db - package org.apache.hadoop.mapred.lib.db
org.apache.hadoop.mapred.lib.db Package
org.apache.hadoop.mapred.pipes - package org.apache.hadoop.mapred.pipes
Hadoop Pipes allows C++ code to use Hadoop DFS and map/reduce.
org.apache.hadoop.mapred.tools - package org.apache.hadoop.mapred.tools
 
org.apache.hadoop.mapreduce - package org.apache.hadoop.mapreduce
 
org.apache.hadoop.mapreduce.counters - package org.apache.hadoop.mapreduce.counters
This package contains the implementations of different types of map-reduce counters.
org.apache.hadoop.mapreduce.lib.db - package org.apache.hadoop.mapreduce.lib.db
org.apache.hadoop.mapred.lib.db Package
org.apache.hadoop.mapreduce.lib.fieldsel - package org.apache.hadoop.mapreduce.lib.fieldsel
 
org.apache.hadoop.mapreduce.lib.input - package org.apache.hadoop.mapreduce.lib.input
 
org.apache.hadoop.mapreduce.lib.jobcontrol - package org.apache.hadoop.mapreduce.lib.jobcontrol
Utilities for managing dependent jobs.
org.apache.hadoop.mapreduce.lib.map - package org.apache.hadoop.mapreduce.lib.map
 
org.apache.hadoop.mapreduce.lib.output - package org.apache.hadoop.mapreduce.lib.output
 
org.apache.hadoop.mapreduce.lib.partition - package org.apache.hadoop.mapreduce.lib.partition
 
org.apache.hadoop.mapreduce.lib.reduce - package org.apache.hadoop.mapreduce.lib.reduce
 
org.apache.hadoop.mapreduce.security - package org.apache.hadoop.mapreduce.security
 
org.apache.hadoop.mapreduce.security.token - package org.apache.hadoop.mapreduce.security.token
 
org.apache.hadoop.mapreduce.security.token.delegation - package org.apache.hadoop.mapreduce.security.token.delegation
 
org.apache.hadoop.mapreduce.server.jobtracker - package org.apache.hadoop.mapreduce.server.jobtracker
 
org.apache.hadoop.mapreduce.server.tasktracker - package org.apache.hadoop.mapreduce.server.tasktracker
 
org.apache.hadoop.mapreduce.server.tasktracker.userlogs - package org.apache.hadoop.mapreduce.server.tasktracker.userlogs
 
org.apache.hadoop.mapreduce.split - package org.apache.hadoop.mapreduce.split
 
org.apache.hadoop.mapreduce.task - package org.apache.hadoop.mapreduce.task
 
org.apache.hadoop.mapreduce.util - package org.apache.hadoop.mapreduce.util
 
org.apache.hadoop.mr1security - package org.apache.hadoop.mr1security
 
org.apache.hadoop.mr1security.authorize - package org.apache.hadoop.mr1security.authorize
 
org.apache.hadoop.mr1tools - package org.apache.hadoop.mr1tools
 
org.apache.hadoop.streaming - package org.apache.hadoop.streaming
Hadoop Streaming is a utility which allows users to create and run Map-Reduce jobs with any executables (e.g.
org.apache.hadoop.streaming.io - package org.apache.hadoop.streaming.io
 
org.apache.hadoop.typedbytes - package org.apache.hadoop.typedbytes
Typed bytes are sequences of bytes in which the first byte is a type code.
org.apache.hadoop.util - package org.apache.hadoop.util
 
out - Variable in class org.apache.hadoop.mapred.TextOutputFormat.LineRecordWriter
 
out - Variable in class org.apache.hadoop.mapreduce.lib.output.TextOutputFormat.LineRecordWriter
 
OuterJoinRecordReader<K extends org.apache.hadoop.io.WritableComparable> - Class in org.apache.hadoop.mapred.join
Full outer join.
outerrThreadsThrowable - Variable in class org.apache.hadoop.streaming.PipeMapRed
 
output_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
OUTPUT_FIELD_COUNT_PROPERTY - Static variable in class org.apache.hadoop.mapred.lib.db.DBConfiguration
Number of fields in the Output table
OUTPUT_FIELD_COUNT_PROPERTY - Static variable in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
Number of fields in the Output table
OUTPUT_FIELD_NAMES_PROPERTY - Static variable in class org.apache.hadoop.mapred.lib.db.DBConfiguration
Field names in the Output table
OUTPUT_FIELD_NAMES_PROPERTY - Static variable in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
Field names in the Output table
OUTPUT_FORMAT - Static variable in class org.apache.hadoop.mapreduce.lib.output.LazyOutputFormat
 
OUTPUT_FORMAT_CLASS_ATTR - Static variable in interface org.apache.hadoop.mapreduce.JobContext
 
OUTPUT_TABLE_NAME_PROPERTY - Static variable in class org.apache.hadoop.mapred.lib.db.DBConfiguration
Output table name
OUTPUT_TABLE_NAME_PROPERTY - Static variable in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
Output table name
OutputCollector<K,V> - Interface in org.apache.hadoop.mapred
Collects the <key, value> pairs output by Mappers and Reducers.
OutputCommitter - Class in org.apache.hadoop.mapred
OutputCommitter describes the commit of task output for a Map-Reduce job.
OutputCommitter() - Constructor for class org.apache.hadoop.mapred.OutputCommitter
 
OutputCommitter - Class in org.apache.hadoop.mapreduce
OutputCommitter describes the commit of task output for a Map-Reduce job.
OutputCommitter() - Constructor for class org.apache.hadoop.mapreduce.OutputCommitter
 
OutputFormat<K,V> - Interface in org.apache.hadoop.mapred
OutputFormat describes the output-specification for a Map-Reduce job.
outputFormat - Variable in class org.apache.hadoop.mapred.Task
 
OutputFormat<K,V> - Class in org.apache.hadoop.mapreduce
OutputFormat describes the output-specification for a Map-Reduce job.
OutputFormat() - Constructor for class org.apache.hadoop.mapreduce.OutputFormat
 
outputFormatSpec_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
OutputLogFilter - Class in org.apache.hadoop.mapred
Deprecated.
OutputLogFilter() - Constructor for class org.apache.hadoop.mapred.OutputLogFilter
Deprecated.
 
OutputReader<K,V> - Class in org.apache.hadoop.streaming.io
Abstract base for classes that read the client's output.
OutputReader() - Constructor for class org.apache.hadoop.streaming.io.OutputReader
 
outputSingleNode_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
OverrideRecordReader<K extends org.apache.hadoop.io.WritableComparable,V extends org.apache.hadoop.io.Writable> - Class in org.apache.hadoop.mapred.join
Prefer the "rightmost" data source for this key.
overrideSchedulingOpportunities() - Method in class org.apache.hadoop.mapred.JobInProgress
 

P

pack(SerializedRecord) - Static method in class org.apache.hadoop.contrib.failmon.LocalStore
Pack a SerializedRecord into an array of bytes
packageFiles_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
packageJobJar() - Method in class org.apache.hadoop.streaming.StreamJob
 
PAGE_SIZE - Static variable in class org.apache.hadoop.util.ProcfsBasedProcessTree
 
parseDate(String, String) - Method in class org.apache.hadoop.contrib.failmon.HadoopLogParser
Parse a date found in the Hadoop log.
parseDate(String, String) - Method in class org.apache.hadoop.contrib.failmon.LogParser
Parse a date found in Hadoop log file.
parseDate(String, String) - Method in class org.apache.hadoop.contrib.failmon.SystemLogParser
Parse a date found in the system log.
parseEscapedCompactString(String, T) - Static method in class org.apache.hadoop.mapreduce.util.CountersStrings
Parse a pre 0.21 counters string into a counter object.
parseHistoryFromFS(String, JobHistory.Listener, FileSystem) - Static method in class org.apache.hadoop.mapred.JobHistory
Parses history file and invokes Listener.handle() for each line of history.
parseJobTasks(String, JobHistory.JobInfo, FileSystem) - Static method in class org.apache.hadoop.mapred.DefaultJobHistoryParser
Populates a JobInfo object from the job's history log file.
parseLine(String) - Method in class org.apache.hadoop.contrib.failmon.HadoopLogParser
Parses one line of the log.
parseLine(String) - Method in class org.apache.hadoop.contrib.failmon.LogParser
Parses one line of the log.
parseLine(String) - Method in class org.apache.hadoop.contrib.failmon.SystemLogParser
Parses one line of the log.
parseOutputKeyValueSpec(String, List<Integer>, List<Integer>) - Static method in class org.apache.hadoop.mapreduce.lib.fieldsel.FieldSelectionHelper
 
Parser - Class in org.apache.hadoop.mapred.join
Very simple shift-reduce parser for join expressions.
Parser() - Constructor for class org.apache.hadoop.mapred.join.Parser
 
Parser.Node - Class in org.apache.hadoop.mapred.join
 
Parser.Node(String) - Constructor for class org.apache.hadoop.mapred.join.Parser.Node
 
Parser.NodeToken - Class in org.apache.hadoop.mapred.join
 
Parser.NumToken - Class in org.apache.hadoop.mapred.join
 
Parser.NumToken(double) - Constructor for class org.apache.hadoop.mapred.join.Parser.NumToken
 
Parser.StrToken - Class in org.apache.hadoop.mapred.join
 
Parser.StrToken(Parser.TType, String) - Constructor for class org.apache.hadoop.mapred.join.Parser.StrToken
 
Parser.Token - Class in org.apache.hadoop.mapred.join
Tagged-union type for tokens from the join expression.
Parser.TType - Enum in org.apache.hadoop.mapred.join
 
PART - Static variable in class org.apache.hadoop.mapreduce.lib.output.FileOutputFormat
 
Partitioner<K2,V2> - Interface in org.apache.hadoop.mapred
Partitions the key space.
Partitioner<KEY,VALUE> - Class in org.apache.hadoop.mapreduce
Partitions the key space.
Partitioner() - Constructor for class org.apache.hadoop.mapreduce.Partitioner
 
PARTITIONER_CLASS_ATTR - Static variable in interface org.apache.hadoop.mapreduce.JobContext
 
PARTITIONER_OPTIONS - Static variable in class org.apache.hadoop.mapreduce.lib.partition.KeyFieldBasedPartitioner
 
PARTITIONER_PATH - Static variable in class org.apache.hadoop.mapreduce.lib.partition.TotalOrderPartitioner
 
partitionerSpec_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
partLength - Variable in class org.apache.hadoop.mapred.IndexRecord
 
PASSWORD_PROPERTY - Static variable in class org.apache.hadoop.mapred.lib.db.DBConfiguration
Password to access the database
PASSWORD_PROPERTY - Static variable in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
Password to access the database
PathFinder - Class in org.apache.hadoop.streaming
Maps a relative pathname to an absolute pathname using the PATH enviroment.
PathFinder() - Constructor for class org.apache.hadoop.streaming.PathFinder
Construct a PathFinder object using the path from java.class.path
PathFinder(String) - Constructor for class org.apache.hadoop.streaming.PathFinder
Construct a PathFinder object using the path from the specified system environment variable.
PATTERN - Static variable in class org.apache.hadoop.mapreduce.lib.map.RegexMapper
 
pendingMaps() - Method in class org.apache.hadoop.mapred.JobInProgress
 
pendingReduces() - Method in class org.apache.hadoop.mapred.JobInProgress
 
Pentomino - Class in org.apache.hadoop.examples.dancing
 
Pentomino(int, int) - Constructor for class org.apache.hadoop.examples.dancing.Pentomino
Create the model for a given pentomino set of pieces and board size.
Pentomino() - Constructor for class org.apache.hadoop.examples.dancing.Pentomino
Create the object without initialization.
Pentomino.ColumnName - Interface in org.apache.hadoop.examples.dancing
This interface just is a marker for what types I expect to get back as column names.
Pentomino.Piece - Class in org.apache.hadoop.examples.dancing
Maintain information about a puzzle piece.
Pentomino.Piece(String, String, boolean, int[]) - Constructor for class org.apache.hadoop.examples.dancing.Pentomino.Piece
 
Pentomino.SolutionCategory - Enum in org.apache.hadoop.examples.dancing
 
performFailover(T) - Method in class org.apache.hadoop.mapred.ConfiguredFailoverProxyProvider
 
PersistentState - Class in org.apache.hadoop.contrib.failmon
This class takes care of the information that needs to be persistently stored locally on nodes.
PersistentState() - Constructor for class org.apache.hadoop.contrib.failmon.PersistentState
 
pieces - Variable in class org.apache.hadoop.examples.dancing.Pentomino
 
PiEstimator - Class in org.apache.hadoop.examples
A Map-reduce program to estimate the value of Pi using quasi-Monte Carlo method.
PiEstimator() - Constructor for class org.apache.hadoop.examples.PiEstimator
 
PiEstimator.PiMapper - Class in org.apache.hadoop.examples
Mapper class for Pi estimation.
PiEstimator.PiMapper() - Constructor for class org.apache.hadoop.examples.PiEstimator.PiMapper
 
PiEstimator.PiReducer - Class in org.apache.hadoop.examples
Reducer class for Pi estimation.
PiEstimator.PiReducer() - Constructor for class org.apache.hadoop.examples.PiEstimator.PiReducer
 
ping(TaskAttemptID, JvmContext) - Method in class org.apache.hadoop.mapred.TaskTracker
Child checking to see if we're alive.
ping(TaskAttemptID, JvmContext) - Method in interface org.apache.hadoop.mapred.TaskUmbilicalProtocol
Periodically called by child to check if parent is still alive.
PipeCombiner - Class in org.apache.hadoop.streaming
 
PipeCombiner() - Constructor for class org.apache.hadoop.streaming.PipeCombiner
 
PipeMapper - Class in org.apache.hadoop.streaming
A generic Mapper bridge.
PipeMapper() - Constructor for class org.apache.hadoop.streaming.PipeMapper
 
PipeMapRed - Class in org.apache.hadoop.streaming
Shared functionality for PipeMapper, PipeReducer.
PipeMapRed() - Constructor for class org.apache.hadoop.streaming.PipeMapRed
 
PipeMapRunner<K1,V1,K2,V2> - Class in org.apache.hadoop.streaming
 
PipeMapRunner() - Constructor for class org.apache.hadoop.streaming.PipeMapRunner
 
PipeReducer - Class in org.apache.hadoop.streaming
A generic Reducer bridge.
PipeReducer() - Constructor for class org.apache.hadoop.streaming.PipeReducer
 
PluginDispatcher<T extends org.apache.hadoop.util.ServicePlugin> - Class in org.apache.hadoop.util
Provides convenience functions for dispatching calls through to plugins registered with a class.
PREP - Static variable in class org.apache.hadoop.mapred.JobStatus
 
prepare(String) - Static method in class org.apache.hadoop.contrib.failmon.Environment
Initializes structures needed by other methods.
prependPathComponent(String) - Method in class org.apache.hadoop.streaming.PathFinder
Appends the specified component to the path list
process(IntermediateForm) - Method in class org.apache.hadoop.contrib.index.lucene.ShardWriter
Process an intermediate form by carrying out, on the Lucene instance of the shard, the deletes and the inserts (a ram index) in the form.
process(DocumentAndOp, Analyzer) - Method in class org.apache.hadoop.contrib.index.mapred.IntermediateForm
This method is used by the index update mapper and process a document operation into the current intermediate form.
process(IntermediateForm) - Method in class org.apache.hadoop.contrib.index.mapred.IntermediateForm
This method is used by the index update combiner and process an intermediate form into the current intermediate form.
processEvent(UserLogEvent) - Method in class org.apache.hadoop.mapreduce.server.tasktracker.userlogs.UserLogManager
 
ProcessTree - Class in org.apache.hadoop.util
Process tree related operations
ProcessTree() - Constructor for class org.apache.hadoop.util.ProcessTree
 
ProcessTree.Signal - Enum in org.apache.hadoop.util
The constants for the signals.
ProcfsBasedProcessTree - Class in org.apache.hadoop.util
A Proc file-system based ProcessTree.
ProcfsBasedProcessTree(String) - Constructor for class org.apache.hadoop.util.ProcfsBasedProcessTree
 
ProcfsBasedProcessTree(String, boolean) - Constructor for class org.apache.hadoop.util.ProcfsBasedProcessTree
 
ProcfsBasedProcessTree(String, String) - Constructor for class org.apache.hadoop.util.ProcfsBasedProcessTree
 
ProcfsBasedProcessTree(String, boolean, long) - Constructor for class org.apache.hadoop.util.ProcfsBasedProcessTree
 
ProcfsBasedProcessTree(String, boolean, long, String) - Constructor for class org.apache.hadoop.util.ProcfsBasedProcessTree
Build a new process tree rooted at the pid.
progress - Variable in class org.apache.hadoop.mapred.lib.CombineFileRecordReader
 
progress() - Method in class org.apache.hadoop.mapred.Task.TaskReporter
 
progress() - Method in class org.apache.hadoop.mapred.TaskAttemptContextImpl
Deprecated.
Report progress.
progress - Variable in class org.apache.hadoop.mapreduce.lib.input.CombineFileRecordReader
 
progress() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
progress() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
progress() - Method in class org.apache.hadoop.mapreduce.StatusReporter
 
progress() - Method in class org.apache.hadoop.mapreduce.task.TaskAttemptContextImpl.DummyReporter
 
progress() - Method in class org.apache.hadoop.mapreduce.task.TaskAttemptContextImpl
Report progress.
PROGRESS_INTERVAL - Static variable in class org.apache.hadoop.mapred.Task
The number of milliseconds between progress reports.
purgeCache() - Method in class org.apache.hadoop.filecache.TrackerDistributedCacheManager
Clear the entire contents of the cache and delete the backing files.
putIndex(IndexRecord, int) - Method in class org.apache.hadoop.mapred.SpillRecord
Set spill offsets for given partition.

Q

qACLNeeded - Variable in enum org.apache.hadoop.mapred.Operation
 
query(String) - Method in class org.apache.hadoop.contrib.failmon.CPUParser
Reads and parses /proc/cpuinfo and creates an appropriate EventRecord that holds the desirable information.
query(String) - Method in class org.apache.hadoop.contrib.failmon.NICParser
Reads and parses the output of ifconfig for a specified NIC and creates an appropriate EventRecord that holds the desirable information for it.
query(String) - Method in class org.apache.hadoop.contrib.failmon.SensorsParser
Reads and parses the output of the 'sensors' command and creates an appropriate EventRecord that holds the desirable information.
query(String) - Method in class org.apache.hadoop.contrib.failmon.ShellParser
 
query(String) - Method in class org.apache.hadoop.contrib.failmon.SMARTParser
Reads and parses the output of smartctl for a specified disk and creates an appropriate EventRecord that holds the desirable information for it.

R

RAMDirectoryUtil - Class in org.apache.hadoop.contrib.index.lucene
A utility class which writes an index in a ram dir into a DataOutput and read from a DataInput an index into a ram dir.
RAMDirectoryUtil() - Constructor for class org.apache.hadoop.contrib.index.lucene.RAMDirectoryUtil
 
RandomTextWriter - Class in org.apache.hadoop.examples
This program uses map/reduce to just run a distributed job where there is no interaction between the tasks and each task writes a large unsorted random sequence of words.
RandomTextWriter() - Constructor for class org.apache.hadoop.examples.RandomTextWriter
 
RandomWriter - Class in org.apache.hadoop.examples
This program uses map/reduce to just run a distributed job where there is no interaction between the tasks and each task write a large unsorted random binary sequence file of BytesWritable.
RandomWriter() - Constructor for class org.apache.hadoop.examples.RandomWriter
 
RAW_BYTES_ID - Static variable in class org.apache.hadoop.streaming.io.IdentifierResolver
 
RawBytesInputWriter - Class in org.apache.hadoop.streaming.io
InputWriter that writes the client's input as raw bytes.
RawBytesInputWriter() - Constructor for class org.apache.hadoop.streaming.io.RawBytesInputWriter
 
RawBytesOutputReader - Class in org.apache.hadoop.streaming.io
OutputReader that reads the client's output as raw bytes.
RawBytesOutputReader() - Constructor for class org.apache.hadoop.streaming.io.RawBytesOutputReader
 
RawKeyValueIterator - Interface in org.apache.hadoop.mapred
RawKeyValueIterator is an iterator used to iterate over the raw keys and values during sort/merge of intermediate data.
rawLength - Variable in class org.apache.hadoop.mapred.IndexRecord
 
rawWriter - Variable in class org.apache.hadoop.mapreduce.lib.output.FilterOutputFormat.FilterRecordWriter
 
read(DataInput) - Static method in class org.apache.hadoop.mapred.JobID
Deprecated.
read(DataInput) - Static method in class org.apache.hadoop.mapred.TaskAttemptID
Deprecated.
read(DataInput) - Static method in class org.apache.hadoop.mapred.TaskID
Deprecated.
read() - Method in class org.apache.hadoop.typedbytes.TypedBytesInput
Reads a typed bytes sequence and converts it to a Java object.
read() - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableInput
 
readArray(ArrayWritable) - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableInput
 
readArray() - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableInput
 
readBool() - Method in class org.apache.hadoop.typedbytes.TypedBytesInput
Reads the boolean following a Type.BOOL code.
readBool(String) - Method in class org.apache.hadoop.typedbytes.TypedBytesRecordInput
 
readBoolean(BooleanWritable) - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableInput
 
readBoolean() - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableInput
 
readBuffer(String) - Method in class org.apache.hadoop.typedbytes.TypedBytesRecordInput
 
readByte() - Method in class org.apache.hadoop.typedbytes.TypedBytesInput
Reads the byte following a Type.BYTE code.
readByte(String) - Method in class org.apache.hadoop.typedbytes.TypedBytesRecordInput
 
readByte(ByteWritable) - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableInput
 
readByte() - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableInput
 
readBytes() - Method in class org.apache.hadoop.typedbytes.TypedBytesInput
Reads the bytes following a Type.BYTES code.
readBytes(BytesWritable) - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableInput
 
readBytes() - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableInput
 
readDouble() - Method in class org.apache.hadoop.typedbytes.TypedBytesInput
Reads the double following a Type.DOUBLE code.
readDouble(String) - Method in class org.apache.hadoop.typedbytes.TypedBytesRecordInput
 
readDouble(DoubleWritable) - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableInput
 
readDouble() - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableInput
 
readFields(DataInput) - Method in class org.apache.hadoop.contrib.index.example.LineDocTextAndOp
 
readFields(DataInput) - Method in class org.apache.hadoop.contrib.index.mapred.DocumentAndOp
 
readFields(DataInput) - Method in class org.apache.hadoop.contrib.index.mapred.DocumentID
 
readFields(DataInput) - Method in class org.apache.hadoop.contrib.index.mapred.IntermediateForm
 
readFields(DataInput) - Method in class org.apache.hadoop.contrib.index.mapred.Shard
 
readFields(DataInput) - Method in class org.apache.hadoop.examples.MultiFileWordCount.WordOffset
 
readFields(DataInput) - Method in class org.apache.hadoop.examples.SecondarySort.IntPair
Read the two integers.
readFields(DataInput) - Method in class org.apache.hadoop.examples.SleepJob.EmptySplit
 
readFields(DataInput) - Method in class org.apache.hadoop.mapred.ClusterStatus
 
readFields(DataInput) - Method in class org.apache.hadoop.mapred.Counters.Counter
Deprecated.
 
readFields(DataInput) - Method in class org.apache.hadoop.mapred.Counters.Group
Deprecated.
 
readFields(DataInput) - Method in class org.apache.hadoop.mapred.FileSplit
 
readFields(DataInput) - Method in class org.apache.hadoop.mapred.JobProfile
 
readFields(DataInput) - Method in class org.apache.hadoop.mapred.JobQueueInfo
 
readFields(DataInput) - Method in class org.apache.hadoop.mapred.JobStatus
 
readFields(DataInput) - Method in class org.apache.hadoop.mapred.join.CompositeInputSplit
readFields(DataInput) - Method in class org.apache.hadoop.mapred.join.TupleWritable
readFields(DataInput) - Method in class org.apache.hadoop.mapred.JvmTask
 
readFields(DataInput) - Method in class org.apache.hadoop.mapred.lib.CombineFileSplit
 
readFields(DataInput) - Method in class org.apache.hadoop.mapred.MapTask
 
readFields(DataInput) - Method in class org.apache.hadoop.mapred.MapTaskCompletionEventsUpdate
 
readFields(DataInput) - Method in class org.apache.hadoop.mapred.ReduceTask
 
readFields(DataInput) - Method in class org.apache.hadoop.mapred.Task
 
readFields(DataInput) - Method in class org.apache.hadoop.mapred.TaskCompletionEvent
 
readFields(DataInput) - Method in class org.apache.hadoop.mapred.TaskReport
 
readFields(DataInput) - Method in class org.apache.hadoop.mapred.TaskStatus
 
readFields(DataInput) - Method in class org.apache.hadoop.mapred.TaskTrackerStatus
 
readFields(DataInput) - Method in class org.apache.hadoop.mapred.TaskTrackerStatus.ResourceStatus
 
readFields(DataInput) - Method in class org.apache.hadoop.mapreduce.ClusterMetrics
 
readFields(DataInput) - Method in class org.apache.hadoop.mapreduce.counters.AbstractCounterGroup
 
readFields(DataInput) - Method in class org.apache.hadoop.mapreduce.counters.AbstractCounters
 
readFields(DataInput) - Method in class org.apache.hadoop.mapreduce.counters.FileSystemCounterGroup.FSCounter
 
readFields(DataInput) - Method in class org.apache.hadoop.mapreduce.counters.FileSystemCounterGroup
 
readFields(DataInput) - Method in class org.apache.hadoop.mapreduce.counters.FrameworkCounterGroup.FrameworkCounter
 
readFields(DataInput) - Method in class org.apache.hadoop.mapreduce.counters.FrameworkCounterGroup
 
readFields(DataInput) - Method in class org.apache.hadoop.mapreduce.counters.GenericCounter
 
readFields(DataInput) - Method in class org.apache.hadoop.mapreduce.ID
 
readFields(DataInput) - Method in class org.apache.hadoop.mapreduce.JobID
 
readFields(DataInput) - Method in class org.apache.hadoop.mapreduce.lib.db.DataDrivenDBInputFormat.DataDrivenDBInputSplit
readFields(DataInput) - Method in class org.apache.hadoop.mapreduce.lib.db.DBInputFormat.DBInputSplit
readFields(DataInput) - Method in class org.apache.hadoop.mapreduce.lib.db.DBInputFormat.NullDBWritable
 
readFields(ResultSet) - Method in class org.apache.hadoop.mapreduce.lib.db.DBInputFormat.NullDBWritable
 
readFields(ResultSet) - Method in interface org.apache.hadoop.mapreduce.lib.db.DBWritable
Reads the fields of the object from the ResultSet.
readFields(DataInput) - Method in class org.apache.hadoop.mapreduce.lib.input.CombineFileSplit
 
readFields(DataInput) - Method in class org.apache.hadoop.mapreduce.lib.input.FileSplit
 
readFields(DataInput) - Method in class org.apache.hadoop.mapreduce.security.token.JobTokenIdentifier
readFields(DataInput) - Method in class org.apache.hadoop.mapreduce.split.JobSplit.SplitMetaInfo
 
readFields(DataInput) - Method in class org.apache.hadoop.mapreduce.split.JobSplit.TaskSplitIndex
 
readFields(DataInput) - Method in class org.apache.hadoop.mapreduce.TaskAttemptID
 
readFields(DataInput) - Method in class org.apache.hadoop.mapreduce.TaskID
 
readFloat() - Method in class org.apache.hadoop.typedbytes.TypedBytesInput
Reads the float following a Type.FLOAT code.
readFloat(String) - Method in class org.apache.hadoop.typedbytes.TypedBytesRecordInput
 
readFloat(FloatWritable) - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableInput
 
readFloat() - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableInput
 
readInt() - Method in class org.apache.hadoop.typedbytes.TypedBytesInput
Reads the integer following a Type.INT code.
readInt(String) - Method in class org.apache.hadoop.typedbytes.TypedBytesRecordInput
 
readInt(IntWritable) - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableInput
 
readInt() - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableInput
 
readKeyValue() - Method in class org.apache.hadoop.streaming.io.OutputReader
Read the next key/value pair outputted by the client.
readKeyValue() - Method in class org.apache.hadoop.streaming.io.RawBytesOutputReader
 
readKeyValue() - Method in class org.apache.hadoop.streaming.io.TextOutputReader
 
readKeyValue() - Method in class org.apache.hadoop.streaming.io.TypedBytesOutputReader
 
readLine(Text, int, int) - Method in class org.apache.hadoop.mapreduce.lib.input.CompressedSplitLineReader
 
readLine(Text, int, int) - Method in class org.apache.hadoop.mapreduce.lib.input.UncompressedSplitLineReader
 
readLine(LineReader, Text) - Static method in class org.apache.hadoop.streaming.StreamKeyValUtil
Read a utf8 encoded line from a data input stream.
readLine(LineReader, Text) - Static method in class org.apache.hadoop.streaming.UTF8ByteArrayUtils
readList() - Method in class org.apache.hadoop.typedbytes.TypedBytesInput
Reads the list following a Type.LIST code.
readLong() - Method in class org.apache.hadoop.typedbytes.TypedBytesInput
Reads the long following a Type.LONG code.
readLong(String) - Method in class org.apache.hadoop.typedbytes.TypedBytesRecordInput
 
readLong(LongWritable) - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableInput
 
readLong() - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableInput
 
readMap() - Method in class org.apache.hadoop.typedbytes.TypedBytesInput
Reads the map following a Type.MAP code.
readMap(MapWritable) - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableInput
 
readMap() - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableInput
 
readMapHeader() - Method in class org.apache.hadoop.typedbytes.TypedBytesInput
Reads the header following a Type.MAP code.
readRAMFiles(DataInput, RAMDirectory) - Static method in class org.apache.hadoop.contrib.index.lucene.RAMDirectoryUtil
Read a number of files from a data input to a ram directory.
readRaw() - Method in class org.apache.hadoop.typedbytes.TypedBytesInput
Reads a typed bytes sequence.
readRawBool() - Method in class org.apache.hadoop.typedbytes.TypedBytesInput
Reads the raw bytes following a Type.BOOL code.
readRawByte() - Method in class org.apache.hadoop.typedbytes.TypedBytesInput
Reads the raw byte following a Type.BYTE code.
readRawBytes(int) - Method in class org.apache.hadoop.typedbytes.TypedBytesInput
Reads the raw bytes following a custom code.
readRawBytes() - Method in class org.apache.hadoop.typedbytes.TypedBytesInput
Reads the raw bytes following a Type.BYTES code.
readRawDouble() - Method in class org.apache.hadoop.typedbytes.TypedBytesInput
Reads the raw bytes following a Type.DOUBLE code.
readRawFloat() - Method in class org.apache.hadoop.typedbytes.TypedBytesInput
Reads the raw bytes following a Type.FLOAT code.
readRawInt() - Method in class org.apache.hadoop.typedbytes.TypedBytesInput
Reads the raw bytes following a Type.INT code.
readRawList() - Method in class org.apache.hadoop.typedbytes.TypedBytesInput
Reads the raw bytes following a Type.LIST code.
readRawLong() - Method in class org.apache.hadoop.typedbytes.TypedBytesInput
Reads the raw bytes following a Type.LONG code.
readRawMap() - Method in class org.apache.hadoop.typedbytes.TypedBytesInput
Reads the raw bytes following a Type.MAP code.
readRawString() - Method in class org.apache.hadoop.typedbytes.TypedBytesInput
Reads the raw bytes following a Type.STRING code.
readRawVector() - Method in class org.apache.hadoop.typedbytes.TypedBytesInput
Reads the raw bytes following a Type.VECTOR code.
readSortedMap(SortedMapWritable) - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableInput
 
readSortedMap() - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableInput
 
readSplitMetaInfo(JobID, FileSystem, Configuration, Path) - Static method in class org.apache.hadoop.mapreduce.split.SplitMetaInfoReader
 
readState(String) - Static method in class org.apache.hadoop.contrib.failmon.PersistentState
Read the state of parsing for all open log files from a property file.
readString() - Method in class org.apache.hadoop.typedbytes.TypedBytesInput
Reads the string following a Type.STRING code.
readString(String) - Method in class org.apache.hadoop.typedbytes.TypedBytesRecordInput
 
readText(Text) - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableInput
 
readText() - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableInput
 
readType() - Method in class org.apache.hadoop.typedbytes.TypedBytesInput
Reads a type byte and returns the corresponding Type.
readType() - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableInput
 
readVector() - Method in class org.apache.hadoop.typedbytes.TypedBytesInput
Reads the vector following a Type.VECTOR code.
readVectorHeader() - Method in class org.apache.hadoop.typedbytes.TypedBytesInput
Reads the header following a Type.VECTOR code.
readVInt(VIntWritable) - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableInput
 
readVInt() - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableInput
 
readVLong(VLongWritable) - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableInput
 
readVLong() - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableInput
 
readWritable(Writable) - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableInput
 
readWritable() - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableInput
 
READY - Static variable in class org.apache.hadoop.mapred.jobcontrol.Job
Deprecated.
 
RECORD_SEPARATOR - Static variable in class org.apache.hadoop.contrib.failmon.LocalStore
 
RecordReader<K,V> - Interface in org.apache.hadoop.mapred
RecordReader reads <key, value> pairs from an InputSplit.
RecordReader<KEYIN,VALUEIN> - Class in org.apache.hadoop.mapreduce
The record reader breaks the data into key/value pairs for input to the Mapper.
RecordReader() - Constructor for class org.apache.hadoop.mapreduce.RecordReader
 
RecordWriter<K,V> - Interface in org.apache.hadoop.mapred
RecordWriter writes the output <key, value> pairs to an output file.
RecordWriter<K,V> - Class in org.apache.hadoop.mapreduce
RecordWriter writes the output <key, value> pairs to an output file.
RecordWriter() - Constructor for class org.apache.hadoop.mapreduce.RecordWriter
 
recoverJobHistoryFile(JobConf, Path) - Static method in class org.apache.hadoop.mapred.JobHistory.JobInfo
Selects one of the two files generated as a part of recovery.
redCmd_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
reduce(Shard, Iterator<IntermediateForm>, OutputCollector<Shard, IntermediateForm>, Reporter) - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateCombiner
 
reduce(Shard, Iterator<IntermediateForm>, OutputCollector<Shard, Text>, Reporter) - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateReducer
 
reduce(Object, Iterator, OutputCollector, Reporter) - Method in class org.apache.hadoop.contrib.utils.join.DataJoinMapperBase
 
reduce(Object, Iterator, OutputCollector, Reporter) - Method in class org.apache.hadoop.contrib.utils.join.DataJoinReducerBase
 
reduce(BooleanWritable, Iterator<LongWritable>, OutputCollector<WritableComparable<?>, Writable>, Reporter) - Method in class org.apache.hadoop.examples.PiEstimator.PiReducer
Accumulate number of points inside/outside results from the mappers.
reduce(SecondarySort.IntPair, Iterable<IntWritable>, Reducer<SecondarySort.IntPair, IntWritable, Text, IntWritable>.Context) - Method in class org.apache.hadoop.examples.SecondarySort.Reduce
 
reduce(IntWritable, Iterator<NullWritable>, OutputCollector<NullWritable, NullWritable>, Reporter) - Method in class org.apache.hadoop.examples.SleepJob
 
reduce(Text, Iterable<IntWritable>, Reducer<Text, IntWritable, Text, IntWritable>.Context) - Method in class org.apache.hadoop.examples.WordCount.IntSumReducer
 
reduce(Text, Iterator<Text>, OutputCollector<Text, Text>, Reporter) - Method in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorCombiner
Combines values for a given key.
reduce(Text, Iterator<Text>, OutputCollector<Text, Text>, Reporter) - Method in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorMapper
Do nothing.
reduce(Text, Iterator<Text>, OutputCollector<Text, Text>, Reporter) - Method in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorReducer
 
reduce(Object, Iterator, OutputCollector, Reporter) - Method in class org.apache.hadoop.mapred.lib.ChainReducer
Chains the reduce(...) method of the Reducer with the map(...) methods of the Mappers in the chain.
reduce(Text, Iterator<Text>, OutputCollector<Text, Text>, Reporter) - Method in class org.apache.hadoop.mapred.lib.FieldSelectionMapReduce
 
reduce(K, Iterator<V>, OutputCollector<K, V>, Reporter) - Method in class org.apache.hadoop.mapred.lib.IdentityReducer
Writes all keys and values directly to output.
reduce(K, Iterator<LongWritable>, OutputCollector<K, LongWritable>, Reporter) - Method in class org.apache.hadoop.mapred.lib.LongSumReducer
 
reduce(K2, Iterator<V2>, OutputCollector<K3, V3>, Reporter) - Method in interface org.apache.hadoop.mapred.Reducer
Reduces values for a given key.
reduce(Text, Iterable<Text>, Reducer<Text, Text, Text, Text>.Context) - Method in class org.apache.hadoop.mapreduce.lib.fieldsel.FieldSelectionReducer
 
reduce(Key, Iterable<IntWritable>, Reducer<Key, IntWritable, Key, IntWritable>.Context) - Method in class org.apache.hadoop.mapreduce.lib.reduce.IntSumReducer
 
reduce(KEY, Iterable<LongWritable>, Reducer<KEY, LongWritable, KEY, LongWritable>.Context) - Method in class org.apache.hadoop.mapreduce.lib.reduce.LongSumReducer
 
reduce(KEYIN, Iterable<VALUEIN>, Reducer<KEYIN, VALUEIN, KEYOUT, VALUEOUT>.Context) - Method in class org.apache.hadoop.mapreduce.Reducer
This method is called once for each key.
reduce(Object, Iterator, OutputCollector, Reporter) - Method in class org.apache.hadoop.streaming.PipeReducer
 
REDUCE_CLASS_ATTR - Static variable in interface org.apache.hadoop.mapreduce.JobContext
 
REDUCE_MEMORY_PHYSICAL_MB - Static variable in interface org.apache.hadoop.mapreduce.JobContext
 
REDUCE_OUTPUT_KEY_VALUE_SPEC - Static variable in class org.apache.hadoop.mapreduce.lib.fieldsel.FieldSelectionHelper
 
reduceContext - Variable in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
ReduceContext<KEYIN,VALUEIN,KEYOUT,VALUEOUT> - Interface in org.apache.hadoop.mapreduce
The context passed to the Reducer.
ReduceContext.ValueIterator<VALUEIN> - Interface in org.apache.hadoop.mapreduce
Iterator to iterate over values for a given group of records.
ReduceContextImpl<KEYIN,VALUEIN,KEYOUT,VALUEOUT> - Class in org.apache.hadoop.mapreduce.task
The context passed to the Reducer.
ReduceContextImpl(Configuration, TaskAttemptID, RawKeyValueIterator, Counter, Counter, RecordWriter<KEYOUT, VALUEOUT>, OutputCommitter, StatusReporter, RawComparator<KEYIN>, Class<KEYIN>, Class<VALUEIN>) - Constructor for class org.apache.hadoop.mapreduce.task.ReduceContextImpl
 
ReduceContextImpl.ValueIterable - Class in org.apache.hadoop.mapreduce.task
 
ReduceContextImpl.ValueIterable() - Constructor for class org.apache.hadoop.mapreduce.task.ReduceContextImpl.ValueIterable
 
ReduceContextImpl.ValueIterator - Class in org.apache.hadoop.mapreduce.task
 
ReduceContextImpl.ValueIterator() - Constructor for class org.apache.hadoop.mapreduce.task.ReduceContextImpl.ValueIterator
 
reduceDebugSpec_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
reduceProgress() - Method in class org.apache.hadoop.mapred.JobStatus
 
reduceProgress() - Method in interface org.apache.hadoop.mapred.RunningJob
Get the progress of the job's reduce-tasks, as a float between 0.0 and 1.0.
reduceProgress() - Method in class org.apache.hadoop.mapreduce.Job
Get the progress of the job's reduce-tasks, as a float between 0.0 and 1.0.
Reducer<K2,V2,K3,V3> - Interface in org.apache.hadoop.mapred
Reduces a set of intermediate values which share a key to a smaller set of values.
Reducer<KEYIN,VALUEIN,KEYOUT,VALUEOUT> - Class in org.apache.hadoop.mapreduce
Reduces a set of intermediate values which share a key to a smaller set of values.
Reducer() - Constructor for class org.apache.hadoop.mapreduce.Reducer
 
Reducer.Context - Class in org.apache.hadoop.mapreduce
The Context passed on to the Reducer implementations.
Reducer.Context() - Constructor for class org.apache.hadoop.mapreduce.Reducer.Context
 
ReduceTask - Class in org.apache.hadoop.mapred
A Reduce task.
ReduceTask() - Constructor for class org.apache.hadoop.mapred.ReduceTask
 
ReduceTask(String, TaskAttemptID, int, int, int) - Constructor for class org.apache.hadoop.mapred.ReduceTask
 
ReduceTask.ReduceCopier<K,V> - Class in org.apache.hadoop.mapred
 
ReduceTask.ReduceCopier() - Constructor for class org.apache.hadoop.mapred.ReduceTask.ReduceCopier
 
ReduceTask.ReduceCopier.MapOutput - Class in org.apache.hadoop.mapred
Describes the output of a map; could either be on disk or in-memory.
ReduceTask.ReduceCopier.MapOutput(TaskID, TaskAttemptID, Configuration, Path, long) - Constructor for class org.apache.hadoop.mapred.ReduceTask.ReduceCopier.MapOutput
 
ReduceTask.ReduceCopier.MapOutput(TaskID, TaskAttemptID, byte[], int) - Constructor for class org.apache.hadoop.mapred.ReduceTask.ReduceCopier.MapOutput
 
ReduceTask.ReduceCopier.MapOutputCopier - Class in org.apache.hadoop.mapred
Copies map outputs as they become available
ReduceTask.ReduceCopier.MapOutputCopier(JobConf, Reporter, SecretKey) - Constructor for class org.apache.hadoop.mapred.ReduceTask.ReduceCopier.MapOutputCopier
 
ReduceTask.ReduceCopier.MapOutputLocation - Class in org.apache.hadoop.mapred
Abstraction to track a map-output.
ReduceTask.ReduceCopier.MapOutputLocation(TaskAttemptID, String, URL) - Constructor for class org.apache.hadoop.mapred.ReduceTask.ReduceCopier.MapOutputLocation
 
ReduceTask.ReduceCopier.ShuffleClientMetrics - Class in org.apache.hadoop.mapred
This class contains the methods that should be used for metrics-reporting the specific metrics for shuffle.
RefreshAuthorizationPolicyProtocol - Interface in org.apache.hadoop.mr1security.authorize
Protocol which is used to refresh the authorization policy in use currently.
refreshNodes() - Method in interface org.apache.hadoop.mapred.AdminOperationsProtocol
Refresh the node list at the JobTracker
refreshNodes() - Method in class org.apache.hadoop.mapred.JobTracker
Rereads the config to get hosts and exclude list file names.
refreshQueues() - Method in interface org.apache.hadoop.mapred.AdminOperationsProtocol
Refresh the queue acls in use currently.
refreshQueues() - Method in class org.apache.hadoop.mapred.JobTracker
 
refreshServiceAcl() - Method in class org.apache.hadoop.mapred.JobTracker
 
refreshServiceAcl() - Method in interface org.apache.hadoop.mr1security.authorize.RefreshAuthorizationPolicyProtocol
Refresh the service-level authorization policy in-effect.
refreshSuperUserGroupsConfiguration() - Method in class org.apache.hadoop.mapred.JobTracker
 
refreshSuperUserGroupsConfiguration() - Method in class org.apache.hadoop.mapred.tools.MRAdmin
refreshSuperUserGroupsConfiguration JobTracker.
refreshSuperUserGroupsConfiguration() - Method in interface org.apache.hadoop.mr1security.RefreshUserMappingsProtocol
Refresh superuser proxy group list
RefreshUserMappingsProtocol - Interface in org.apache.hadoop.mr1security
Protocol use
refreshUserToGroupsMappings() - Method in class org.apache.hadoop.mapred.JobTracker
 
refreshUserToGroupsMappings() - Method in interface org.apache.hadoop.mr1security.RefreshUserMappingsProtocol
Refresh user to group mappings.
RegexMapper<K> - Class in org.apache.hadoop.mapred.lib
A Mapper that extracts text matching a regular expression.
RegexMapper() - Constructor for class org.apache.hadoop.mapred.lib.RegexMapper
 
RegexMapper<K> - Class in org.apache.hadoop.mapreduce.lib.map
A Mapper that extracts text matching a regular expression.
RegexMapper() - Constructor for class org.apache.hadoop.mapreduce.lib.map.RegexMapper
 
regexpEscape(String) - Static method in class org.apache.hadoop.streaming.StreamUtil
 
registerDelegationTokensForRenewal(JobID, Credentials, Configuration) - Static method in class org.apache.hadoop.mapreduce.security.token.DelegationTokenRenewal
 
registerNotification(JobConf, JobStatus) - Static method in class org.apache.hadoop.mapred.JobEndNotifier
 
release() - Method in class org.apache.hadoop.filecache.TaskDistributedCacheManager
Releases the cached files/archives, so that space can be reclaimed by the TrackerDistributedCacheManager.
remove() - Method in class org.apache.hadoop.contrib.utils.join.ArrayListBackedIterator
 
remove() - Method in class org.apache.hadoop.mapreduce.task.ReduceContextImpl.ValueIterator
 
removeAll() - Method in class org.apache.hadoop.mapred.MapOutputFile
Removes all of the files related to a task.
removeDelegationTokenRenewalForJob(JobID) - Static method in class org.apache.hadoop.mapreduce.security.token.DelegationTokenRenewal
removing DT for completed jobs
removeJobInProgressListener(JobInProgressListener) - Method in class org.apache.hadoop.mapred.JobTracker
 
removeTaskDistributedCacheManager(JobID) - Method in class org.apache.hadoop.filecache.TrackerDistributedCacheManager
 
removeTokenForJob(String) - Method in class org.apache.hadoop.mapreduce.security.token.JobTokenSecretManager
Remove the cached job token of a job from cache
renameFile(String, String) - Method in class org.apache.hadoop.contrib.index.lucene.FileSystemDirectory
 
renew(Token<?>, Configuration) - Method in class org.apache.hadoop.mapred.JobClient.Renewer
 
renewDelegationToken(Token<DelegationTokenIdentifier>) - Method in class org.apache.hadoop.mapred.JobClient
Renew a delegation token
renewDelegationToken(Token<DelegationTokenIdentifier>) - Method in class org.apache.hadoop.mapred.JobTracker
Renew a delegation token to extend its lifetime.
renewDelegationToken(Token<DelegationTokenIdentifier>) - Method in class org.apache.hadoop.mapred.LocalJobRunner
 
replay(X) - Method in class org.apache.hadoop.mapred.join.ArrayListBackedIterator
 
replay(TupleWritable) - Method in class org.apache.hadoop.mapred.join.JoinRecordReader.JoinDelegationIterator
 
replay(V) - Method in class org.apache.hadoop.mapred.join.MultiFilterRecordReader.MultiFilterDelegationIterator
 
replay(U) - Method in class org.apache.hadoop.mapred.join.ResetableIterator.EMPTY
 
replay(T) - Method in interface org.apache.hadoop.mapred.join.ResetableIterator
Assign last value returned to actual.
replay(X) - Method in class org.apache.hadoop.mapred.join.StreamBackedIterator
 
report() - Method in class org.apache.hadoop.contrib.utils.join.JobBase
log the counters
reportCleanupTIPs(boolean) - Method in class org.apache.hadoop.mapred.JobInProgress
Return a vector of cleanup TaskInProgress objects
reportDiagnosticInfo(TaskAttemptID, String, JvmContext) - Method in class org.apache.hadoop.mapred.TaskTracker
Called when the task dies before completion, and we want to report back diagnostic info
reportDiagnosticInfo(TaskAttemptID, String, JvmContext) - Method in interface org.apache.hadoop.mapred.TaskUmbilicalProtocol
Report error messages back to parent.
reporter - Variable in class org.apache.hadoop.contrib.utils.join.DataJoinMapperBase
 
reporter - Variable in class org.apache.hadoop.contrib.utils.join.DataJoinReducerBase
 
reporter - Variable in class org.apache.hadoop.mapred.lib.CombineFileRecordReader
 
Reporter - Interface in org.apache.hadoop.mapred
A facility for Map-Reduce applications to report progress and update counters, status information etc.
reporter - Variable in class org.apache.hadoop.mapred.Task.CombinerRunner
 
reporter - Variable in class org.apache.hadoop.mapreduce.task.ReduceContextImpl
 
reportFatalError(TaskAttemptID, Throwable, String) - Method in class org.apache.hadoop.mapred.Task
Report a fatal error to the parent (task) tracker.
reportNextRecordRange(TaskUmbilicalProtocol, long) - Method in class org.apache.hadoop.mapred.Task
Reports the next executing record range to TaskTracker.
reportNextRecordRange(TaskAttemptID, SortedRanges.Range, JvmContext) - Method in class org.apache.hadoop.mapred.TaskTracker
 
reportNextRecordRange(TaskAttemptID, SortedRanges.Range, JvmContext) - Method in interface org.apache.hadoop.mapred.TaskUmbilicalProtocol
Report the record range which is going to process next by the Task.
reportSetupTIPs(boolean) - Method in class org.apache.hadoop.mapred.JobInProgress
Return a vector of setup TaskInProgress objects
reportTasksInProgress(boolean, boolean) - Method in class org.apache.hadoop.mapred.JobInProgress
Return a vector of completed TaskInProgress objects
reportTaskTrackerError(String, String, String) - Method in class org.apache.hadoop.mapred.JobTracker
 
reserveSlots(TaskType, JobInProgress, int) - Method in class org.apache.hadoop.mapreduce.server.jobtracker.TaskTracker
Reserve specified number of slots for a given job.
reserveTaskTracker(TaskTracker, TaskType, int) - Method in class org.apache.hadoop.mapred.JobInProgress
 
reset() - Method in class org.apache.hadoop.contrib.failmon.MonitorJob
 
reset() - Method in class org.apache.hadoop.contrib.utils.join.ArrayListBackedIterator
 
reset() - Method in interface org.apache.hadoop.contrib.utils.join.ResetableIterator
 
reset() - Method in class org.apache.hadoop.mapred.join.ArrayListBackedIterator
 
reset() - Method in class org.apache.hadoop.mapred.join.JoinRecordReader.JoinDelegationIterator
 
reset() - Method in class org.apache.hadoop.mapred.join.MultiFilterRecordReader.MultiFilterDelegationIterator
 
reset() - Method in class org.apache.hadoop.mapred.join.ResetableIterator.EMPTY
 
reset() - Method in interface org.apache.hadoop.mapred.join.ResetableIterator
Set iterator to return to the start of its range.
reset() - Method in class org.apache.hadoop.mapred.join.StreamBackedIterator
 
reset() - Method in class org.apache.hadoop.mapred.lib.aggregate.DoubleValueSum
reset the aggregator
reset() - Method in class org.apache.hadoop.mapred.lib.aggregate.LongValueMax
reset the aggregator
reset() - Method in class org.apache.hadoop.mapred.lib.aggregate.LongValueMin
reset the aggregator
reset() - Method in class org.apache.hadoop.mapred.lib.aggregate.LongValueSum
reset the aggregator
reset() - Method in class org.apache.hadoop.mapred.lib.aggregate.StringValueMax
reset the aggregator
reset() - Method in class org.apache.hadoop.mapred.lib.aggregate.StringValueMin
reset the aggregator
reset() - Method in class org.apache.hadoop.mapred.lib.aggregate.UniqValueCount
reset the aggregator
reset() - Method in interface org.apache.hadoop.mapred.lib.aggregate.ValueAggregator
reset the aggregator
reset() - Method in class org.apache.hadoop.mapred.lib.aggregate.ValueHistogram
reset the aggregator
reset() - Method in class org.apache.hadoop.mapred.MapTask.MapOutputBuffer.BlockingBuffer
Set position from last mark to end of writable buffer, then rewrite the data between last mark and kvindex.
reset(byte[], int, int) - Method in class org.apache.hadoop.mapred.MapTask.MapOutputBuffer.InMemValBytes
 
reset(BytesWritable) - Method in class org.apache.hadoop.mapred.SequenceFileAsBinaryOutputFormat.WritableValueBytes
 
reset(BytesWritable) - Method in class org.apache.hadoop.mapreduce.lib.output.SequenceFileAsBinaryOutputFormat.WritableValueBytes
 
ResetableIterator - Interface in org.apache.hadoop.contrib.utils.join
This defines an iterator interface that will help the reducer class re-group its input by source tags.
ResetableIterator<T extends org.apache.hadoop.io.Writable> - Interface in org.apache.hadoop.mapred.join
This defines an interface to a stateful Iterator that can replay elements added to it directly.
ResetableIterator.EMPTY<U extends org.apache.hadoop.io.Writable> - Class in org.apache.hadoop.mapred.join
 
ResetableIterator.EMPTY() - Constructor for class org.apache.hadoop.mapred.join.ResetableIterator.EMPTY
 
resetSchedulingOpportunities() - Method in class org.apache.hadoop.mapred.JobInProgress
 
resolve(String) - Method in class org.apache.hadoop.streaming.io.IdentifierResolver
Resolves a given identifier.
resolveAndAddToTopology(String) - Method in class org.apache.hadoop.mapred.JobTracker
 
resolveTarget(String) - Method in class org.apache.hadoop.mapred.tools.MRHAAdmin
 
ResourceBundles - Class in org.apache.hadoop.mapreduce.util
Helper class to handle resource bundles in a saner way
ResourceBundles() - Constructor for class org.apache.hadoop.mapreduce.util.ResourceBundles
 
ResourceCalculatorPlugin - Class in org.apache.hadoop.util
Plugin to calculate resource information on the system.
ResourceCalculatorPlugin() - Constructor for class org.apache.hadoop.util.ResourceCalculatorPlugin
 
ResourceCalculatorPlugin.ProcResourceValues - Class in org.apache.hadoop.util
 
ResourceCalculatorPlugin.ProcResourceValues(long, long, long) - Constructor for class org.apache.hadoop.util.ResourceCalculatorPlugin.ProcResourceValues
 
resume() - Method in class org.apache.hadoop.mapreduce.lib.jobcontrol.JobControl
resume the suspended thread
retrievePassword(JobTokenIdentifier) - Method in class org.apache.hadoop.mapreduce.security.token.JobTokenSecretManager
Look up the token password/secret for the given job token identifier.
retrieveTokenSecret(String) - Method in class org.apache.hadoop.mapreduce.security.token.JobTokenSecretManager
Look up the token password/secret for the given jobId.
rjustify(String, int) - Static method in class org.apache.hadoop.streaming.StreamUtil
 
RoundRobinDistributionPolicy - Class in org.apache.hadoop.contrib.index.example
Choose a shard for each insert in a round-robin fashion.
RoundRobinDistributionPolicy() - Constructor for class org.apache.hadoop.contrib.index.example.RoundRobinDistributionPolicy
 
rrClass - Variable in class org.apache.hadoop.mapred.lib.CombineFileRecordReader
 
rrClass - Variable in class org.apache.hadoop.mapreduce.lib.input.CombineFileRecordReader
 
rrConstructor - Variable in class org.apache.hadoop.mapred.lib.CombineFileRecordReader
 
rrConstructor - Variable in class org.apache.hadoop.mapreduce.lib.input.CombineFileRecordReader
 
rrCstrMap - Static variable in class org.apache.hadoop.mapred.join.Parser.Node
 
run() - Method in class org.apache.hadoop.contrib.failmon.Executor
 
run(Configuration, Path[], Path, int, Shard[]) - Method in interface org.apache.hadoop.contrib.index.mapred.IIndexUpdater
Create a Map/Reduce job configuration and run the Map/Reduce job to analyze documents and update Lucene instances in parallel.
run(Configuration, Path[], Path, int, Shard[]) - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdater
 
run(String[]) - Method in class org.apache.hadoop.examples.dancing.DistributedPentomino
 
run(String[]) - Method in class org.apache.hadoop.examples.DBCountPageView
 
run(String[]) - Method in class org.apache.hadoop.examples.Grep
 
run(String[]) - Method in class org.apache.hadoop.examples.Join
The main driver for sort program.
run(String[]) - Method in class org.apache.hadoop.examples.MultiFileWordCount
 
run(String[]) - Method in class org.apache.hadoop.examples.PiEstimator
Parse arguments and then runs a map/reduce job.
run(String[]) - Method in class org.apache.hadoop.examples.RandomTextWriter
This is the main routine for launching a distributed random write job.
run(String[]) - Method in class org.apache.hadoop.examples.RandomWriter
This is the main routine for launching a distributed random write job.
run(int, int, long, int, long, int) - Method in class org.apache.hadoop.examples.SleepJob
 
run(String[]) - Method in class org.apache.hadoop.examples.SleepJob
 
run(String[]) - Method in class org.apache.hadoop.examples.Sort
The main driver for sort program.
run(String[]) - Method in class org.apache.hadoop.examples.terasort.TeraGen
 
run(String[]) - Method in class org.apache.hadoop.examples.terasort.TeraSort
 
run(String[]) - Method in class org.apache.hadoop.examples.terasort.TeraValidate
 
run() - Method in class org.apache.hadoop.filecache.TrackerDistributedCacheManager.CleanupThread
 
run(String[]) - Method in class org.apache.hadoop.mapred.JobClient
 
run() - Method in class org.apache.hadoop.mapred.JobHistory.HistoryCleaner
Cleans up history data.
run() - Method in class org.apache.hadoop.mapred.JobTrackerHADaemon.JobTrackerRunner
 
run(String[]) - Method in class org.apache.hadoop.mapred.lib.InputSampler
Driver for InputSampler from the command line.
run(RecordReader<K1, V1>, OutputCollector<K2, V2>, Reporter) - Method in class org.apache.hadoop.mapred.lib.MultithreadedMapRunner
 
run(RecordReader<K1, V1>, OutputCollector<K2, V2>, Reporter) - Method in interface org.apache.hadoop.mapred.MapRunnable
Start mapping input <key, value> pairs.
run(RecordReader<K1, V1>, OutputCollector<K2, V2>, Reporter) - Method in class org.apache.hadoop.mapred.MapRunner
 
run() - Method in class org.apache.hadoop.mapred.MapTask.MapOutputBuffer.SpillThread
 
run(JobConf, TaskUmbilicalProtocol) - Method in class org.apache.hadoop.mapred.MapTask
 
run(String[]) - Method in class org.apache.hadoop.mapred.pipes.Submitter
 
run() - Method in class org.apache.hadoop.mapred.ReduceTask.ReduceCopier.MapOutputCopier
Loop forever and fetch map outputs as they become available.
run(JobConf, TaskUmbilicalProtocol) - Method in class org.apache.hadoop.mapred.ReduceTask
 
run(JobConf, TaskUmbilicalProtocol) - Method in class org.apache.hadoop.mapred.Task
Run this task as a part of the named job.
run() - Method in class org.apache.hadoop.mapred.Task.TaskReporter
The communication thread handles communication with the parent (Task Tracker).
run() - Method in class org.apache.hadoop.mapred.TaskTracker
The server retry loop.
run(String[]) - Method in class org.apache.hadoop.mapred.tools.MRAdmin
 
run() - Method in class org.apache.hadoop.mapred.UserLogCleaner
 
run(Mapper<K1, V1, K2, V2>.Context) - Method in class org.apache.hadoop.mapreduce.lib.input.DelegatingMapper
 
run() - Method in class org.apache.hadoop.mapreduce.lib.jobcontrol.JobControl
The main loop for the thread.
run(Mapper<K1, V1, K2, V2>.Context) - Method in class org.apache.hadoop.mapreduce.lib.map.MultithreadedMapper
Run the application's maps using a thread pool.
run(String[]) - Method in class org.apache.hadoop.mapreduce.lib.partition.InputSampler
Driver for InputSampler from the command line.
run(Mapper<KEYIN, VALUEIN, KEYOUT, VALUEOUT>.Context) - Method in class org.apache.hadoop.mapreduce.Mapper
Expert users can override this method for more complete control over the execution of the Mapper.
run(Reducer<KEYIN, VALUEIN, KEYOUT, VALUEOUT>.Context) - Method in class org.apache.hadoop.mapreduce.Reducer
Advanced application writers can use the Reducer.run(org.apache.hadoop.mapreduce.Reducer.Context) method to control how the reduce task works.
run(String[]) - Method in class org.apache.hadoop.mr1tools.GetGroupsBase
Get the groups for the users given and print formatted output to the PrintStream configured earlier.
run(String[]) - Method in class org.apache.hadoop.streaming.DumpTypedBytes
The main driver for DumpTypedBytes.
run(String[]) - Method in class org.apache.hadoop.streaming.LoadTypedBytes
The main driver for LoadTypedBytes.
run(RecordReader<K1, V1>, OutputCollector<K2, V2>, Reporter) - Method in class org.apache.hadoop.streaming.PipeMapRunner
 
run(String[]) - Method in class org.apache.hadoop.streaming.StreamJob
 
run(T) - Method in interface org.apache.hadoop.util.SingleArgumentRunnable
 
runCommand(String[]) - Static method in class org.apache.hadoop.contrib.failmon.Environment
Runs a shell command in the system and provides a StringBuffer with the output of the command.
runCommand(String) - Static method in class org.apache.hadoop.contrib.failmon.Environment
Runs a shell command in the system and provides a StringBuffer with the output of the command.
runJob(JobConf) - Static method in class org.apache.hadoop.contrib.utils.join.DataJoinJob
Submit/run a map/reduce job.
runJob(JobConf) - Static method in class org.apache.hadoop.mapred.JobClient
Utility that submits a job, then polls for progress until the job is complete.
runJob(JobConf) - Static method in class org.apache.hadoop.mapred.pipes.Submitter
Submit a job to the map/reduce cluster.
runJobCleanupTask(TaskUmbilicalProtocol, Task.TaskReporter) - Method in class org.apache.hadoop.mapred.Task
 
runJobSetupTask(TaskUmbilicalProtocol, Task.TaskReporter) - Method in class org.apache.hadoop.mapred.Task
 
RUNNING - Static variable in class org.apache.hadoop.mapred.jobcontrol.Job
Deprecated.
 
RUNNING - Static variable in class org.apache.hadoop.mapred.JobStatus
 
running_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
RunningJob - Interface in org.apache.hadoop.mapred
RunningJob is the user-interface to query for details on a running Map-Reduce job.
runningJobs() - Method in class org.apache.hadoop.mapred.JobTracker
 
runningMaps() - Method in class org.apache.hadoop.mapred.JobInProgress
 
runningReduces() - Method in class org.apache.hadoop.mapred.JobInProgress
 
RunOnce - Class in org.apache.hadoop.contrib.failmon
Runs a set of monitoring jobs once for the local node.
RunOnce(String) - Constructor for class org.apache.hadoop.contrib.failmon.RunOnce
 
runSetup(String, String, Path, TaskUmbilicalProtocol) - Method in class org.apache.hadoop.mapred.JobLocalizer
 
runTaskCleanupTask(TaskUmbilicalProtocol, Task.TaskReporter) - Method in class org.apache.hadoop.mapred.Task
 

S

safeGetCanonicalPath(File) - Static method in class org.apache.hadoop.streaming.StreamUtil
 
scheduleMap(TaskInProgress) - Method in class org.apache.hadoop.mapred.JobInProgress
Adds a map tip to the list of running maps.
scheduleOffSwitch(int) - Method in class org.apache.hadoop.mapred.JobInProgress
Check if we can schedule an off-switch task for this job.
scheduleReduce(TaskInProgress) - Method in class org.apache.hadoop.mapred.JobInProgress
Adds a reduce tip to the list of running reduces
scheduleReduces() - Method in class org.apache.hadoop.mapred.JobInProgress
 
schedulingOpportunity() - Method in class org.apache.hadoop.mapred.JobInProgress
 
SCHEME - Static variable in class org.apache.hadoop.mapreduce.security.token.DelegationTokenRenewal
 
SecondarySort - Class in org.apache.hadoop.examples
This is an example Hadoop Map/Reduce application.
SecondarySort() - Constructor for class org.apache.hadoop.examples.SecondarySort
 
SecondarySort.FirstGroupingComparator - Class in org.apache.hadoop.examples
Compare only the first part of the pair, so that reduce is called once for each value of the first part.
SecondarySort.FirstGroupingComparator() - Constructor for class org.apache.hadoop.examples.SecondarySort.FirstGroupingComparator
 
SecondarySort.FirstPartitioner - Class in org.apache.hadoop.examples
Partition based on the first part of the pair.
SecondarySort.FirstPartitioner() - Constructor for class org.apache.hadoop.examples.SecondarySort.FirstPartitioner
 
SecondarySort.IntPair - Class in org.apache.hadoop.examples
Define a pair of integers that are writable.
SecondarySort.IntPair() - Constructor for class org.apache.hadoop.examples.SecondarySort.IntPair
 
SecondarySort.IntPair.Comparator - Class in org.apache.hadoop.examples
A Comparator that compares serialized IntPair.
SecondarySort.IntPair.Comparator() - Constructor for class org.apache.hadoop.examples.SecondarySort.IntPair.Comparator
 
SecondarySort.MapClass - Class in org.apache.hadoop.examples
Read two integers from each line and generate a key, value pair as ((left, right), right).
SecondarySort.MapClass() - Constructor for class org.apache.hadoop.examples.SecondarySort.MapClass
 
SecondarySort.Reduce - Class in org.apache.hadoop.examples
A reducer class that just emits the sum of the input values.
SecondarySort.Reduce() - Constructor for class org.apache.hadoop.examples.SecondarySort.Reduce
 
SecureShuffleUtils - Class in org.apache.hadoop.mapreduce.security
utilities for generating kyes, hashes and verifying them for shuffle
SecureShuffleUtils() - Constructor for class org.apache.hadoop.mapreduce.security.SecureShuffleUtils
 
seek(long) - Method in class org.apache.hadoop.mapred.SequenceFileRecordReader
 
seekNextRecordBoundary() - Method in class org.apache.hadoop.streaming.StreamBaseRecordReader
Implementation should seek forward in_ to the first byte of the next record.
seekNextRecordBoundary() - Method in class org.apache.hadoop.streaming.StreamXmlRecordReader
 
seenPrimary_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
selectToken(Text, Collection<Token<? extends TokenIdentifier>>) - Method in class org.apache.hadoop.mapreduce.security.token.JobTokenSelector
 
SensorsParser - Class in org.apache.hadoop.contrib.failmon
Objects of this class parse the output of the lm-sensors utility to gather information about fan speed, temperatures for cpus and motherboard etc.
SensorsParser() - Constructor for class org.apache.hadoop.contrib.failmon.SensorsParser
 
SEPARATOR - Static variable in class org.apache.hadoop.mapreduce.ID
 
SequenceFileAsBinaryInputFormat - Class in org.apache.hadoop.mapred
InputFormat reading keys, values from SequenceFiles in binary (raw) format.
SequenceFileAsBinaryInputFormat() - Constructor for class org.apache.hadoop.mapred.SequenceFileAsBinaryInputFormat
 
SequenceFileAsBinaryInputFormat - Class in org.apache.hadoop.mapreduce.lib.input
InputFormat reading keys, values from SequenceFiles in binary (raw) format.
SequenceFileAsBinaryInputFormat() - Constructor for class org.apache.hadoop.mapreduce.lib.input.SequenceFileAsBinaryInputFormat
 
SequenceFileAsBinaryInputFormat.SequenceFileAsBinaryRecordReader - Class in org.apache.hadoop.mapred
Read records from a SequenceFile as binary (raw) bytes.
SequenceFileAsBinaryInputFormat.SequenceFileAsBinaryRecordReader(Configuration, FileSplit) - Constructor for class org.apache.hadoop.mapred.SequenceFileAsBinaryInputFormat.SequenceFileAsBinaryRecordReader
 
SequenceFileAsBinaryInputFormat.SequenceFileAsBinaryRecordReader - Class in org.apache.hadoop.mapreduce.lib.input
Read records from a SequenceFile as binary (raw) bytes.
SequenceFileAsBinaryInputFormat.SequenceFileAsBinaryRecordReader() - Constructor for class org.apache.hadoop.mapreduce.lib.input.SequenceFileAsBinaryInputFormat.SequenceFileAsBinaryRecordReader
 
SequenceFileAsBinaryOutputFormat - Class in org.apache.hadoop.mapred
An OutputFormat that writes keys, values to SequenceFiles in binary(raw) format
SequenceFileAsBinaryOutputFormat() - Constructor for class org.apache.hadoop.mapred.SequenceFileAsBinaryOutputFormat
 
SequenceFileAsBinaryOutputFormat - Class in org.apache.hadoop.mapreduce.lib.output
An OutputFormat that writes keys, values to SequenceFiles in binary(raw) format
SequenceFileAsBinaryOutputFormat() - Constructor for class org.apache.hadoop.mapreduce.lib.output.SequenceFileAsBinaryOutputFormat
 
SequenceFileAsBinaryOutputFormat.WritableValueBytes - Class in org.apache.hadoop.mapred
Inner class used for appendRaw
SequenceFileAsBinaryOutputFormat.WritableValueBytes() - Constructor for class org.apache.hadoop.mapred.SequenceFileAsBinaryOutputFormat.WritableValueBytes
 
SequenceFileAsBinaryOutputFormat.WritableValueBytes(BytesWritable) - Constructor for class org.apache.hadoop.mapred.SequenceFileAsBinaryOutputFormat.WritableValueBytes
 
SequenceFileAsBinaryOutputFormat.WritableValueBytes - Class in org.apache.hadoop.mapreduce.lib.output
Inner class used for appendRaw
SequenceFileAsBinaryOutputFormat.WritableValueBytes() - Constructor for class org.apache.hadoop.mapreduce.lib.output.SequenceFileAsBinaryOutputFormat.WritableValueBytes
 
SequenceFileAsBinaryOutputFormat.WritableValueBytes(BytesWritable) - Constructor for class org.apache.hadoop.mapreduce.lib.output.SequenceFileAsBinaryOutputFormat.WritableValueBytes
 
SequenceFileAsTextInputFormat - Class in org.apache.hadoop.mapred
This class is similar to SequenceFileInputFormat, except it generates SequenceFileAsTextRecordReader which converts the input keys and values to their String forms by calling toString() method.
SequenceFileAsTextInputFormat() - Constructor for class org.apache.hadoop.mapred.SequenceFileAsTextInputFormat
 
SequenceFileAsTextInputFormat - Class in org.apache.hadoop.mapreduce.lib.input
This class is similar to SequenceFileInputFormat, except it generates SequenceFileAsTextRecordReader which converts the input keys and values to their String forms by calling toString() method.
SequenceFileAsTextInputFormat() - Constructor for class org.apache.hadoop.mapreduce.lib.input.SequenceFileAsTextInputFormat
 
SequenceFileAsTextRecordReader - Class in org.apache.hadoop.mapred
This class converts the input keys and values to their String forms by calling toString() method.
SequenceFileAsTextRecordReader(Configuration, FileSplit) - Constructor for class org.apache.hadoop.mapred.SequenceFileAsTextRecordReader
 
SequenceFileAsTextRecordReader - Class in org.apache.hadoop.mapreduce.lib.input
This class converts the input keys and values to their String forms by calling toString() method.
SequenceFileAsTextRecordReader() - Constructor for class org.apache.hadoop.mapreduce.lib.input.SequenceFileAsTextRecordReader
 
SequenceFileInputFilter<K,V> - Class in org.apache.hadoop.mapred
A class that allows a map/red job to work on a sample of sequence files.
SequenceFileInputFilter() - Constructor for class org.apache.hadoop.mapred.SequenceFileInputFilter
 
SequenceFileInputFilter<K,V> - Class in org.apache.hadoop.mapreduce.lib.input
A class that allows a map/red job to work on a sample of sequence files.
SequenceFileInputFilter() - Constructor for class org.apache.hadoop.mapreduce.lib.input.SequenceFileInputFilter
 
SequenceFileInputFilter.Filter - Interface in org.apache.hadoop.mapred
filter interface
SequenceFileInputFilter.Filter - Interface in org.apache.hadoop.mapreduce.lib.input
filter interface
SequenceFileInputFilter.FilterBase - Class in org.apache.hadoop.mapred
base class for Filters
SequenceFileInputFilter.FilterBase() - Constructor for class org.apache.hadoop.mapred.SequenceFileInputFilter.FilterBase
 
SequenceFileInputFilter.FilterBase - Class in org.apache.hadoop.mapreduce.lib.input
base class for Filters
SequenceFileInputFilter.FilterBase() - Constructor for class org.apache.hadoop.mapreduce.lib.input.SequenceFileInputFilter.FilterBase
 
SequenceFileInputFilter.MD5Filter - Class in org.apache.hadoop.mapred
This class returns a set of records by examing the MD5 digest of its key against a filtering frequency f.
SequenceFileInputFilter.MD5Filter() - Constructor for class org.apache.hadoop.mapred.SequenceFileInputFilter.MD5Filter
 
SequenceFileInputFilter.MD5Filter - Class in org.apache.hadoop.mapreduce.lib.input
This class returns a set of records by examing the MD5 digest of its key against a filtering frequency f.
SequenceFileInputFilter.MD5Filter() - Constructor for class org.apache.hadoop.mapreduce.lib.input.SequenceFileInputFilter.MD5Filter
 
SequenceFileInputFilter.PercentFilter - Class in org.apache.hadoop.mapred
This class returns a percentage of records The percentage is determined by a filtering frequency f using the criteria record# % f == 0.
SequenceFileInputFilter.PercentFilter() - Constructor for class org.apache.hadoop.mapred.SequenceFileInputFilter.PercentFilter
 
SequenceFileInputFilter.PercentFilter - Class in org.apache.hadoop.mapreduce.lib.input
This class returns a percentage of records The percentage is determined by a filtering frequency f using the criteria record# % f == 0.
SequenceFileInputFilter.PercentFilter() - Constructor for class org.apache.hadoop.mapreduce.lib.input.SequenceFileInputFilter.PercentFilter
 
SequenceFileInputFilter.RegexFilter - Class in org.apache.hadoop.mapred
Records filter by matching key to regex
SequenceFileInputFilter.RegexFilter() - Constructor for class org.apache.hadoop.mapred.SequenceFileInputFilter.RegexFilter
 
SequenceFileInputFilter.RegexFilter - Class in org.apache.hadoop.mapreduce.lib.input
Records filter by matching key to regex
SequenceFileInputFilter.RegexFilter() - Constructor for class org.apache.hadoop.mapreduce.lib.input.SequenceFileInputFilter.RegexFilter
 
SequenceFileInputFormat<K,V> - Class in org.apache.hadoop.mapred
An InputFormat for SequenceFiles.
SequenceFileInputFormat() - Constructor for class org.apache.hadoop.mapred.SequenceFileInputFormat
 
SequenceFileInputFormat<K,V> - Class in org.apache.hadoop.mapreduce.lib.input
An InputFormat for SequenceFiles.
SequenceFileInputFormat() - Constructor for class org.apache.hadoop.mapreduce.lib.input.SequenceFileInputFormat
 
SequenceFileOutputFormat<K,V> - Class in org.apache.hadoop.mapred
An OutputFormat that writes SequenceFiles.
SequenceFileOutputFormat() - Constructor for class org.apache.hadoop.mapred.SequenceFileOutputFormat
 
SequenceFileOutputFormat<K,V> - Class in org.apache.hadoop.mapreduce.lib.output
An OutputFormat that writes SequenceFiles.
SequenceFileOutputFormat() - Constructor for class org.apache.hadoop.mapreduce.lib.output.SequenceFileOutputFormat
 
SequenceFileRecordReader<K,V> - Class in org.apache.hadoop.mapred
An RecordReader for SequenceFiles.
SequenceFileRecordReader(Configuration, FileSplit) - Constructor for class org.apache.hadoop.mapred.SequenceFileRecordReader
 
SequenceFileRecordReader<K,V> - Class in org.apache.hadoop.mapreduce.lib.input
An RecordReader for SequenceFiles.
SequenceFileRecordReader() - Constructor for class org.apache.hadoop.mapreduce.lib.input.SequenceFileRecordReader
 
SerializedRecord - Class in org.apache.hadoop.contrib.failmon
Objects of this class hold the serialized representations of EventRecords.
SerializedRecord(EventRecord) - Constructor for class org.apache.hadoop.contrib.failmon.SerializedRecord
Create the SerializedRecord given an EventRecord.
SESSION_TIMEZONE_KEY - Static variable in class org.apache.hadoop.mapreduce.lib.db.OracleDBRecordReader
Configuration key to set to a timezone string.
set(String, Object) - Method in class org.apache.hadoop.contrib.failmon.EventRecord
Set the value of a property of the EventRecord.
set(String, String) - Method in class org.apache.hadoop.contrib.failmon.SerializedRecord
Set the value of a property of the EventRecord.
set(int, int) - Method in class org.apache.hadoop.examples.SecondarySort.IntPair
Set the left and right values.
setAggregatorDescriptors(JobConf, Class<? extends ValueAggregatorDescriptor>[]) - Static method in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorJob
 
setArchiveSizes(JobID, long[]) - Method in class org.apache.hadoop.filecache.TrackerDistributedCacheManager
Set the sizes for any archives, files, or directories in the private distributed cache.
setArchiveTimestamps(Configuration, String) - Static method in class org.apache.hadoop.filecache.DistributedCache
This is to check the timestamp of the archives to be localized.
setAssignedJobID(JobID) - Method in class org.apache.hadoop.mapred.jobcontrol.Job
Deprecated.
setAssignedJobID should not be called. JOBID is set by the framework.
setAttemptsToStartSkipping(Configuration, int) - Static method in class org.apache.hadoop.mapred.SkipBadRecords
Set the number of Task attempts AFTER which skip mode will be kicked off.
setAutoIncrMapperProcCount(Configuration, boolean) - Static method in class org.apache.hadoop.mapred.SkipBadRecords
Set the flag which if set to true, SkipBadRecords.COUNTER_MAP_PROCESSED_RECORDS is incremented by MapRunner after invoking the map function.
setAutoIncrReducerProcCount(Configuration, boolean) - Static method in class org.apache.hadoop.mapred.SkipBadRecords
Set the flag which if set to true, SkipBadRecords.COUNTER_REDUCE_PROCESSED_GROUPS is incremented by framework after invoking the reduce function.
setBoundingQuery(Configuration, String) - Static method in class org.apache.hadoop.mapreduce.lib.db.DataDrivenDBInputFormat
Set the user-defined bounding query to use with a user-defined query.
setCacheArchives(URI[], Configuration) - Static method in class org.apache.hadoop.filecache.DistributedCache
Set the configuration with the given set of archives.
setCacheFiles(URI[], Configuration) - Static method in class org.apache.hadoop.filecache.DistributedCache
Set the configuration with the given set of files.
setCancelDelegationTokenUponJobCompletion(boolean) - Method in class org.apache.hadoop.mapreduce.Job
Sets the flag that will allow the JobTracker to cancel the HDFS delegation tokens upon job completion.
setCombinerClass(Class<? extends Reducer>) - Method in class org.apache.hadoop.mapred.JobConf
Set the user-defined combiner class used to combine map-outputs before being sent to the reducers.
setCombinerClass(Class<? extends Reducer>) - Method in class org.apache.hadoop.mapreduce.Job
Set the combiner class for the job.
setCombinerKeyGroupingComparator(Class<? extends RawComparator>) - Method in class org.apache.hadoop.mapred.JobConf
Set the user defined RawComparator comparator for grouping keys in the input to the combiner.
setCombinerKeyGroupingComparatorClass(Class<? extends RawComparator>) - Method in class org.apache.hadoop.mapreduce.Job
Define the comparator that controls which keys are grouped together for a single call to combiner, Reducer.reduce(Object, Iterable, org.apache.hadoop.mapreduce.Reducer.Context)
setCompressMapOutput(boolean) - Method in class org.apache.hadoop.mapred.JobConf
Should the map outputs be compressed before transfer? Uses the SequenceFile compression.
setCompressOutput(JobConf, boolean) - Static method in class org.apache.hadoop.mapred.FileOutputFormat
Set whether the output of the job is compressed.
setCompressOutput(Job, boolean) - Static method in class org.apache.hadoop.mapreduce.lib.output.FileOutputFormat
Set whether the output of the job is compressed.
setConf(Configuration) - Method in class org.apache.hadoop.mapred.DefaultTaskController
 
setConf(Configuration) - Method in class org.apache.hadoop.mapred.join.CompositeRecordReader
setConf(Configuration) - Method in class org.apache.hadoop.mapred.lib.InputSampler
 
setConf(Configuration) - Method in class org.apache.hadoop.mapred.MapOutputFile
 
setConf(Configuration) - Method in class org.apache.hadoop.mapred.SequenceFileInputFilter.MD5Filter
configure the filter according to configuration
setConf(Configuration) - Method in class org.apache.hadoop.mapred.SequenceFileInputFilter.PercentFilter
configure the filter by checking the configuration
setConf(Configuration) - Method in class org.apache.hadoop.mapred.SequenceFileInputFilter.RegexFilter
configure the Filter by checking the configuration
setConf(Configuration) - Method in class org.apache.hadoop.mapred.Task
 
setConf(Configuration) - Method in class org.apache.hadoop.mapred.TaskController
 
setConf(Configuration) - Method in class org.apache.hadoop.mapred.tools.MRAdmin
 
setConf(Configuration) - Method in class org.apache.hadoop.mapred.tools.MRHAAdmin
 
setConf(Configuration) - Method in class org.apache.hadoop.mapreduce.lib.db.DBInputFormat
setConf(Configuration) - Method in class org.apache.hadoop.mapreduce.lib.input.SequenceFileInputFilter.MD5Filter
configure the filter according to configuration
setConf(Configuration) - Method in class org.apache.hadoop.mapreduce.lib.input.SequenceFileInputFilter.PercentFilter
configure the filter by checking the configuration
setConf(Configuration) - Method in class org.apache.hadoop.mapreduce.lib.input.SequenceFileInputFilter.RegexFilter
configure the Filter by checking the configuration
setConf(Configuration) - Method in class org.apache.hadoop.mapreduce.lib.partition.BinaryPartitioner
 
setConf(Configuration) - Method in class org.apache.hadoop.mapreduce.lib.partition.KeyFieldBasedComparator
 
setConf(Configuration) - Method in class org.apache.hadoop.mapreduce.lib.partition.KeyFieldBasedPartitioner
 
setConf(Configuration) - Method in class org.apache.hadoop.mapreduce.lib.partition.TotalOrderPartitioner
Read in the partition file and build indexing data structures.
setConf(Configuration) - Method in class org.apache.hadoop.streaming.DumpTypedBytes
 
setConf(Configuration) - Method in class org.apache.hadoop.streaming.LoadTypedBytes
 
setConf(Configuration) - Method in class org.apache.hadoop.streaming.StreamJob
 
setConf(Configuration) - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableInput
 
setCounters(Counters) - Method in class org.apache.hadoop.mapred.TaskStatus
Set the task's counters.
setCountersEnabled(JobConf, boolean) - Static method in class org.apache.hadoop.mapred.lib.MultipleOutputs
Enables or disables counters for the named outputs.
setCountersEnabled(Job, boolean) - Static method in class org.apache.hadoop.mapreduce.lib.output.MultipleOutputs
Enables or disables counters for the named outputs.
setCpuFrequency(long) - Method in class org.apache.hadoop.mapred.TaskTrackerStatus.ResourceStatus
Set the CPU frequency of this TaskTracker If the input is not a valid number, it will be set to UNAVAILABLE
setCpuUsage(float) - Method in class org.apache.hadoop.mapred.TaskTrackerStatus.ResourceStatus
Set the CPU usage on this TaskTracker
setCumulativeCpuTime(long) - Method in class org.apache.hadoop.mapred.TaskTrackerStatus.ResourceStatus
Set the cumulative CPU time on this TaskTracker since it is up It can be set to UNAVAILABLE if it is currently unavailable.
setDelete(Term) - Method in class org.apache.hadoop.contrib.index.mapred.DocumentAndOp
Set the instance to be a delete operation.
setDiagnosticInfo(String) - Method in class org.apache.hadoop.mapred.TaskStatus
 
setDisplayName(String) - Method in class org.apache.hadoop.mapred.Counters.Counter
Deprecated.
 
setDisplayName(String) - Method in class org.apache.hadoop.mapred.Counters.Group
Deprecated.
 
setDisplayName(String) - Method in interface org.apache.hadoop.mapreduce.Counter
Deprecated.
(and no-op by default)
setDisplayName(String) - Method in class org.apache.hadoop.mapreduce.counters.AbstractCounter
Deprecated.
setDisplayName(String) - Method in class org.apache.hadoop.mapreduce.counters.AbstractCounterGroup
 
setDisplayName(String) - Method in interface org.apache.hadoop.mapreduce.counters.CounterGroupBase
Set the display name of the group
setDisplayName(String) - Method in class org.apache.hadoop.mapreduce.counters.FileSystemCounterGroup
 
setDisplayName(String) - Method in class org.apache.hadoop.mapreduce.counters.FrameworkCounterGroup
 
setDisplayName(String) - Method in class org.apache.hadoop.mapreduce.counters.GenericCounter
Deprecated.
setDistributionPolicyClass(Class<? extends IDistributionPolicy>) - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateConfiguration
Set the distribution policy class.
setDocumentAnalyzerClass(Class<? extends Analyzer>) - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateConfiguration
Set the analyzer class.
setDoubleValue(Object, double) - Method in class org.apache.hadoop.contrib.utils.join.JobBase
Set the given counter to the given value
setErrOut(PrintStream) - Method in class org.apache.hadoop.mapred.tools.MRHAAdmin
 
setEventId(int) - Method in class org.apache.hadoop.mapred.TaskCompletionEvent
set event Id.
setExecFinishTime(long) - Method in class org.apache.hadoop.mapred.TaskInProgress
Set the exec finish time
setExecStartTime(long) - Method in class org.apache.hadoop.mapred.TaskInProgress
Set the exec start time
setExecutable(JobConf, String) - Static method in class org.apache.hadoop.mapred.pipes.Submitter
Set the URI for the application's executable.
setFailureInfo(String) - Method in class org.apache.hadoop.mapred.JobStatus
set the reason for failuire of this job
setFileTimestamps(Configuration, String) - Static method in class org.apache.hadoop.filecache.DistributedCache
This is to check the timestamp of the files to be localized.
setFilterClass(Configuration, Class) - Static method in class org.apache.hadoop.mapred.SequenceFileInputFilter
set the filter class
setFilterClass(Job, Class<?>) - Static method in class org.apache.hadoop.mapreduce.lib.input.SequenceFileInputFilter
set the filter class
setFinalSync(JobConf, boolean) - Static method in class org.apache.hadoop.examples.terasort.TeraOutputFormat
Set the requirement for a final sync before the stream is closed.
setFormat(JobConf) - Method in class org.apache.hadoop.mapred.join.CompositeInputFormat
Interpret a given string as a composite expression.
setFrequency(Configuration, int) - Static method in class org.apache.hadoop.mapred.SequenceFileInputFilter.MD5Filter
set the filtering frequency in configuration
setFrequency(Configuration, int) - Static method in class org.apache.hadoop.mapred.SequenceFileInputFilter.PercentFilter
set the frequency and stores it in conf
setFrequency(Configuration, int) - Static method in class org.apache.hadoop.mapreduce.lib.input.SequenceFileInputFilter.MD5Filter
set the filtering frequency in configuration
setFrequency(Configuration, int) - Static method in class org.apache.hadoop.mapreduce.lib.input.SequenceFileInputFilter.PercentFilter
set the frequency and stores it in conf
setGenericConf(Configuration, String, String, String...) - Static method in class org.apache.hadoop.mapred.HAUtil
 
setGroupingComparatorClass(Class<? extends RawComparator>) - Method in class org.apache.hadoop.mapreduce.Job
Define the comparator that controls which keys are grouped together for a single call to Reducer.reduce(Object, Iterable, org.apache.hadoop.mapreduce.Reducer.Context)
setID(int) - Method in class org.apache.hadoop.mapred.join.Parser.Node
 
setIncludeAllCounters(boolean) - Method in class org.apache.hadoop.mapred.TaskStatus
 
setIndexInputFormatClass(Class<? extends InputFormat>) - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateConfiguration
Set the index input format class.
setIndexMaxFieldLength(int) - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateConfiguration
Set the max field length for a Lucene instance.
setIndexMaxNumSegments(int) - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateConfiguration
Set the max number of segments for a Lucene instance.
setIndexShards(String) - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateConfiguration
Set the string representation of a number of shards.
setIndexShards(IndexUpdateConfiguration, Shard[]) - Static method in class org.apache.hadoop.contrib.index.mapred.Shard
 
setIndexUpdaterClass(Class<? extends IIndexUpdater>) - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateConfiguration
Set the index updater class.
setIndexUseCompoundFile(boolean) - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateConfiguration
Set whether use the compound file format for a Lucene instance.
setInput(JobConf, Class<? extends DBWritable>, String, String, String, String...) - Static method in class org.apache.hadoop.mapred.lib.db.DBInputFormat
Initializes the map-part of the job with the appropriate input settings.
setInput(JobConf, Class<? extends DBWritable>, String, String) - Static method in class org.apache.hadoop.mapred.lib.db.DBInputFormat
Initializes the map-part of the job with the appropriate input settings.
setInput(Job, Class<? extends DBWritable>, String, String, String, String...) - Static method in class org.apache.hadoop.mapreduce.lib.db.DataDrivenDBInputFormat
Note that the "orderBy" column is called the "splitBy" in this version.
setInput(Job, Class<? extends DBWritable>, String, String) - Static method in class org.apache.hadoop.mapreduce.lib.db.DataDrivenDBInputFormat
setInput() takes a custom query and a separate "bounding query" to use instead of the custom "count query" used by DBInputFormat.
setInput(Job, Class<? extends DBWritable>, String, String, String, String...) - Static method in class org.apache.hadoop.mapreduce.lib.db.DBInputFormat
Initializes the map-part of the job with the appropriate input settings.
setInput(Job, Class<? extends DBWritable>, String, String) - Static method in class org.apache.hadoop.mapreduce.lib.db.DBInputFormat
Initializes the map-part of the job with the appropriate input settings.
setInputBoundingQuery(String) - Method in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
 
setInputClass(Class<? extends DBWritable>) - Method in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
 
setInputConditions(String) - Method in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
 
setInputCountQuery(String) - Method in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
 
setInputDataLength(long) - Method in class org.apache.hadoop.mapreduce.split.JobSplit.SplitMetaInfo
 
setInputDataLocations(String[]) - Method in class org.apache.hadoop.mapreduce.split.JobSplit.SplitMetaInfo
 
setInputFieldNames(String...) - Method in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
 
setInputFormat(Class<? extends InputFormat>) - Method in class org.apache.hadoop.mapred.JobConf
Set the InputFormat implementation for the map-reduce job.
setInputFormatClass(Class<? extends InputFormat>) - Method in class org.apache.hadoop.mapreduce.Job
Set the InputFormat for the job.
setInputOrderBy(String) - Method in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
 
setInputPathFilter(JobConf, Class<? extends PathFilter>) - Static method in class org.apache.hadoop.mapred.FileInputFormat
Set a PathFilter to be applied to the input paths for the map-reduce job.
setInputPathFilter(Job, Class<? extends PathFilter>) - Static method in class org.apache.hadoop.mapreduce.lib.input.FileInputFormat
Set a PathFilter to be applied to the input paths for the map-reduce job.
setInputPaths(JobConf, String) - Static method in class org.apache.hadoop.mapred.FileInputFormat
Sets the given comma separated paths as the list of inputs for the map-reduce job.
setInputPaths(JobConf, Path...) - Static method in class org.apache.hadoop.mapred.FileInputFormat
Set the array of Paths as the list of inputs for the map-reduce job.
setInputPaths(Job, String) - Static method in class org.apache.hadoop.mapreduce.lib.input.FileInputFormat
Sets the given comma separated paths as the list of inputs for the map-reduce job.
setInputPaths(Job, Path...) - Static method in class org.apache.hadoop.mapreduce.lib.input.FileInputFormat
Set the array of Paths as the list of inputs for the map-reduce job.
setInputQuery(String) - Method in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
 
setInputSplit(InputSplit) - Method in class org.apache.hadoop.mapred.Task.TaskReporter
 
setInputTableName(String) - Method in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
 
setInputWriterClass(Class<? extends InputWriter>) - Method in class org.apache.hadoop.streaming.io.IdentifierResolver
Sets the InputWriter class.
setInsert(Document) - Method in class org.apache.hadoop.contrib.index.mapred.DocumentAndOp
Set the instance to be an insert operation.
setInstrumentationClass(Configuration, Class<? extends JobTrackerInstrumentation>) - Static method in class org.apache.hadoop.mapred.JobTracker
 
setInstrumentationClass(Configuration, Class<? extends TaskTrackerInstrumentation>) - Static method in class org.apache.hadoop.mapred.TaskTracker
 
setIOSortMB(int) - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateConfiguration
Set the IO sort space in MB.
setIsCleanup(boolean) - Method in class org.apache.hadoop.mapred.TaskLogAppender
Set whether the task is a cleanup attempt or not.
setIsJavaMapper(JobConf, boolean) - Static method in class org.apache.hadoop.mapred.pipes.Submitter
Set whether the Mapper is written in Java.
setIsJavaRecordReader(JobConf, boolean) - Static method in class org.apache.hadoop.mapred.pipes.Submitter
Set whether the job is using a Java RecordReader.
setIsJavaRecordWriter(JobConf, boolean) - Static method in class org.apache.hadoop.mapred.pipes.Submitter
Set whether the job will use a Java RecordWriter.
setIsJavaReducer(JobConf, boolean) - Static method in class org.apache.hadoop.mapred.pipes.Submitter
Set whether the Reducer is written in Java.
setJar(String) - Method in class org.apache.hadoop.mapred.JobConf
Set the user jar for the map-reduce job.
setJarByClass(Class) - Method in class org.apache.hadoop.mapred.JobConf
Set the job's jar file by finding an example class location.
setJarByClass(Class<?>) - Method in class org.apache.hadoop.mapreduce.Job
Set the Jar by finding where a given class came from.
setJob(Job) - Method in class org.apache.hadoop.mapreduce.lib.jobcontrol.ControlledJob
Set the mapreduce job
setJobACLs(Map<JobACL, AccessControlList>) - Method in class org.apache.hadoop.mapred.JobStatus
Set the job acls
setJobCleanupTask() - Method in class org.apache.hadoop.mapred.TaskInProgress
 
setJobConf(JobConf) - Method in class org.apache.hadoop.mapred.jobcontrol.Job
Deprecated.
Set the mapred job conf for this job.
setJobConf() - Method in class org.apache.hadoop.streaming.StreamJob
 
setJobEndNotificationURI(String) - Method in class org.apache.hadoop.mapred.JobConf
Set the uri to be invoked in-order to send a notification after the job has completed (success/failure).
setJobFile(String) - Method in class org.apache.hadoop.mapred.Task
 
setJobID(String) - Method in class org.apache.hadoop.mapreduce.lib.jobcontrol.ControlledJob
Set the job ID for this job.
setJobID(JobID) - Method in class org.apache.hadoop.mapreduce.task.JobContextImpl
Set the JobID.
setJobName(String) - Method in class org.apache.hadoop.mapred.JobConf
Set the user-specified job name.
setJobName(String) - Method in class org.apache.hadoop.mapreduce.Job
Set the user-specified job name.
setJobName(String) - Method in class org.apache.hadoop.mapreduce.lib.jobcontrol.ControlledJob
Set the job name for this job.
setJobPriority(JobPriority) - Method in class org.apache.hadoop.mapred.JobConf
Set JobPriority for this job.
setJobPriority(JobPriority) - Method in class org.apache.hadoop.mapred.JobStatus
Set the priority of the job, defaulting to NORMAL.
setJobPriority(JobID, String) - Method in class org.apache.hadoop.mapred.JobTracker
 
setJobPriority(JobID, String) - Method in class org.apache.hadoop.mapred.LocalJobRunner
 
setJobPriority(String) - Method in interface org.apache.hadoop.mapred.RunningJob
Set the priority of a running job.
setJobSetupTask() - Method in class org.apache.hadoop.mapred.TaskInProgress
 
setJobState(ControlledJob.State) - Method in class org.apache.hadoop.mapreduce.lib.jobcontrol.ControlledJob
Set the state for this job.
setJobToken(Token<? extends TokenIdentifier>, Credentials) - Static method in class org.apache.hadoop.mapreduce.security.TokenCache
store job token
setJobTokenSecret(SecretKey) - Method in class org.apache.hadoop.mapred.Task
Set the job token secret
setJtHaRpcAddress(Configuration, String) - Static method in class org.apache.hadoop.mapred.HAUtil
 
setJtRpcAddress(Configuration) - Static method in class org.apache.hadoop.mapred.HAUtil
Set the JT address from the RPC address so that the wrapped JobTracker starts on the correct address.
setJvmContext(JvmContext) - Method in class org.apache.hadoop.mapred.Task
Set the task JvmContext
setKeepCommandFile(JobConf, boolean) - Static method in class org.apache.hadoop.mapred.pipes.Submitter
Set whether to keep the command file for debugging
setKeepFailedTaskFiles(boolean) - Method in class org.apache.hadoop.mapred.JobConf
Set whether the framework should keep the intermediate files for failed tasks.
setKeepTaskFilesPattern(String) - Method in class org.apache.hadoop.mapred.JobConf
Set a regular expression for task names that should be kept.
setKeyComparator(Class<? extends WritableComparator>) - Method in class org.apache.hadoop.mapred.join.Parser.Node
 
setKeyFieldComparatorOptions(String) - Method in class org.apache.hadoop.mapred.JobConf
Set the KeyFieldBasedComparator options used to compare keys.
setKeyFieldComparatorOptions(Job, String) - Static method in class org.apache.hadoop.mapreduce.lib.partition.KeyFieldBasedComparator
Set the KeyFieldBasedComparator options used to compare keys.
setKeyFieldPartitionerOptions(String) - Method in class org.apache.hadoop.mapred.JobConf
Set the KeyFieldBasedPartitioner options used for Partitioner
setKeyFieldPartitionerOptions(Job, String) - Method in class org.apache.hadoop.mapreduce.lib.partition.KeyFieldBasedPartitioner
Set the KeyFieldBasedPartitioner options used for Partitioner
setKeyValue(Text, Text, byte[], int, int) - Static method in class org.apache.hadoop.mapreduce.lib.input.KeyValueLineRecordReader
 
setLastSeen(long) - Method in class org.apache.hadoop.mapred.TaskTrackerStatus
 
setLeftOffset(Configuration, int) - Static method in class org.apache.hadoop.mapreduce.lib.partition.BinaryPartitioner
Set the subarray to be used for partitioning to bytes[offset:] in Python syntax.
setLocalAnalysisClass(Class<? extends ILocalAnalysis>) - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateConfiguration
Set the local analysis class.
setLocalArchives(Configuration, String) - Static method in class org.apache.hadoop.filecache.DistributedCache
Set the conf to contain the location for localized archives.
setLocalFiles(Configuration, String) - Static method in class org.apache.hadoop.filecache.DistributedCache
Set the conf to contain the location for localized files.
setLocalMaxRunningMaps(JobContext, int) - Static method in class org.apache.hadoop.mapred.LocalJobRunner
Set the max number of map tasks to run concurrently in the LocalJobRunner.
setLongValue(Object, long) - Method in class org.apache.hadoop.contrib.utils.join.JobBase
Set the given counter to the given value
setMapDebugScript(String) - Method in class org.apache.hadoop.mapred.JobConf
Set the debug script to run when the map tasks fail.
setMapOutputCompressorClass(Class<? extends CompressionCodec>) - Method in class org.apache.hadoop.mapred.JobConf
Set the given class as the CompressionCodec for the map outputs.
setMapOutputKeyClass(Class<?>) - Method in class org.apache.hadoop.mapred.JobConf
Set the key class for the map output data.
setMapOutputKeyClass(Class<?>) - Method in class org.apache.hadoop.mapreduce.Job
Set the key class for the map output data.
setMapOutputValueClass(Class<?>) - Method in class org.apache.hadoop.mapred.JobConf
Set the value class for the map output data.
setMapOutputValueClass(Class<?>) - Method in class org.apache.hadoop.mapreduce.Job
Set the value class for the map output data.
setMapperClass(Class<? extends Mapper>) - Method in class org.apache.hadoop.mapred.JobConf
Set the Mapper class for the job.
setMapperClass(Class<? extends Mapper>) - Method in class org.apache.hadoop.mapreduce.Job
Set the Mapper for the job.
setMapperClass(Job, Class<? extends Mapper<K1, V1, K2, V2>>) - Static method in class org.apache.hadoop.mapreduce.lib.map.MultithreadedMapper
Set the application's mapper class.
setMapperMaxSkipRecords(Configuration, long) - Static method in class org.apache.hadoop.mapred.SkipBadRecords
Set the number of acceptable skip records surrounding the bad record PER bad record in mapper.
setMapRunnerClass(Class<? extends MapRunnable>) - Method in class org.apache.hadoop.mapred.JobConf
Expert: Set the MapRunnable class for the job.
setMapSpeculativeExecution(boolean) - Method in class org.apache.hadoop.mapred.JobConf
Turn speculative execution on or off for this job for map tasks.
setMapSpeculativeExecution(boolean) - Method in class org.apache.hadoop.mapreduce.Job
Turn speculative execution on or off for this job for map tasks.
setMaxInputSplitSize(Job, long) - Static method in class org.apache.hadoop.mapreduce.lib.input.FileInputFormat
Set the maximum split size
setMaxItems(long) - Method in class org.apache.hadoop.mapred.lib.aggregate.UniqValueCount
Set the limit on the number of unique values
setMaxMapAttempts(int) - Method in class org.apache.hadoop.mapred.JobConf
Expert: Set the number of maximum attempts that will be made to run a map task.
setMaxMapTaskFailuresPercent(int) - Method in class org.apache.hadoop.mapred.JobConf
Expert: Set the maximum percentage of map tasks that can fail without the job being aborted.
setMaxPhysicalMemoryForTask(long) - Method in class org.apache.hadoop.mapred.JobConf
Deprecated.
setMaxReduceAttempts(int) - Method in class org.apache.hadoop.mapred.JobConf
Expert: Set the number of maximum attempts that will be made to run a reduce task.
setMaxReduceTaskFailuresPercent(int) - Method in class org.apache.hadoop.mapred.JobConf
Set the maximum percentage of reduce tasks that can fail without the job being aborted.
setMaxSplitSize(long) - Method in class org.apache.hadoop.mapred.lib.CombineFileInputFormat
Specify the maximum size (in bytes) of each split.
setMaxSplitSize(long) - Method in class org.apache.hadoop.mapreduce.lib.input.CombineFileInputFormat
Specify the maximum size (in bytes) of each split.
setMaxTaskFailuresPerTracker(int) - Method in class org.apache.hadoop.mapred.JobConf
Set the maximum no.
setMaxVirtualMemoryForTask(long) - Method in class org.apache.hadoop.mapred.JobConf
setMemoryForMapTask(long) - Method in class org.apache.hadoop.mapred.JobConf
 
setMemoryForReduceTask(long) - Method in class org.apache.hadoop.mapred.JobConf
 
setMessage(String) - Method in class org.apache.hadoop.mapreduce.lib.jobcontrol.ControlledJob
Set the message for this job.
setMinInputSplitSize(Job, long) - Static method in class org.apache.hadoop.mapreduce.lib.input.FileInputFormat
Set the minimum input split size
setMinSplitSize(long) - Method in class org.apache.hadoop.mapred.FileInputFormat
 
setMinSplitSizeNode(long) - Method in class org.apache.hadoop.mapred.lib.CombineFileInputFormat
Specify the minimum size (in bytes) of each split per node.
setMinSplitSizeNode(long) - Method in class org.apache.hadoop.mapreduce.lib.input.CombineFileInputFormat
Specify the minimum size (in bytes) of each split per node.
setMinSplitSizeRack(long) - Method in class org.apache.hadoop.mapred.lib.CombineFileInputFormat
Specify the minimum size (in bytes) of each split per rack.
setMinSplitSizeRack(long) - Method in class org.apache.hadoop.mapreduce.lib.input.CombineFileInputFormat
Specify the minimum size (in bytes) of each split per rack.
setNetworkProperties() - Method in class org.apache.hadoop.contrib.failmon.LogParser
 
setNextRecordRange(SortedRanges.Range) - Method in class org.apache.hadoop.mapred.TaskStatus
Set the next record range which is going to be processed by Task.
setNumberOfThreads(Job, int) - Static method in class org.apache.hadoop.mapreduce.lib.map.MultithreadedMapper
Set the number of threads in the pool for running maps.
setNumLinesPerSplit(Job, int) - Static method in class org.apache.hadoop.mapreduce.lib.input.NLineInputFormat
Set the number of lines per split
setNumMapTasks(int) - Method in class org.apache.hadoop.mapred.JobConf
Set the number of map tasks for this job.
setNumProcessors(int) - Method in class org.apache.hadoop.mapred.TaskTrackerStatus.ResourceStatus
Set the number of processors on this TaskTracker If the input is not a valid number, it will be set to UNAVAILABLE
setNumReduceTasks(int) - Method in class org.apache.hadoop.mapred.JobConf
Set the requisite number of reduce tasks for this job.
setNumReduceTasks(int) - Method in class org.apache.hadoop.mapreduce.Job
Set the number of reduce tasks for the job.
setNumTasksToExecutePerJvm(int) - Method in class org.apache.hadoop.mapred.JobConf
Sets the number of tasks that a spawned task JVM should run before it exits
setOffsets(Configuration, int, int) - Static method in class org.apache.hadoop.mapreduce.lib.partition.BinaryPartitioner
Set the subarray to be used for partitioning to bytes[left:(right+1)] in Python syntax.
setOp(DocumentAndOp.Op) - Method in class org.apache.hadoop.contrib.index.example.LineDocTextAndOp
Set the type of the operation.
setOut(PrintStream) - Method in class org.apache.hadoop.mapred.tools.MRHAAdmin
 
setOutput(JobConf, String, String...) - Static method in class org.apache.hadoop.mapred.lib.db.DBOutputFormat
Initializes the reduce-part of the job with the appropriate output settings
setOutput(JobConf, String, int) - Static method in class org.apache.hadoop.mapred.lib.db.DBOutputFormat
Initializes the reduce-part of the job with the appropriate output settings
setOutput(Job, String, String...) - Static method in class org.apache.hadoop.mapreduce.lib.db.DBOutputFormat
Initializes the reduce-part of the job with the appropriate output settings
setOutput(Job, String, int) - Static method in class org.apache.hadoop.mapreduce.lib.db.DBOutputFormat
Initializes the reduce-part of the job with the appropriate output settings
setOutputCommitter(Class<? extends OutputCommitter>) - Method in class org.apache.hadoop.mapred.JobConf
Set the OutputCommitter implementation for the map-reduce job.
setOutputCompressionType(JobConf, SequenceFile.CompressionType) - Static method in class org.apache.hadoop.mapred.SequenceFileOutputFormat
Set the SequenceFile.CompressionType for the output SequenceFile.
setOutputCompressionType(Job, SequenceFile.CompressionType) - Static method in class org.apache.hadoop.mapreduce.lib.output.SequenceFileOutputFormat
Set the SequenceFile.CompressionType for the output SequenceFile.
setOutputCompressorClass(JobConf, Class<? extends CompressionCodec>) - Static method in class org.apache.hadoop.mapred.FileOutputFormat
Set the CompressionCodec to be used to compress job outputs.
setOutputCompressorClass(Job, Class<? extends CompressionCodec>) - Static method in class org.apache.hadoop.mapreduce.lib.output.FileOutputFormat
Set the CompressionCodec to be used to compress job outputs.
setOutputFieldCount(int) - Method in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
 
setOutputFieldNames(String...) - Method in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
 
setOutputFormat(Class<? extends OutputFormat>) - Method in class org.apache.hadoop.mapred.JobConf
Set the OutputFormat implementation for the map-reduce job.
setOutputFormatClass(Class<? extends OutputFormat>) - Method in class org.apache.hadoop.mapreduce.Job
Set the OutputFormat for the job.
setOutputFormatClass(Job, Class<? extends OutputFormat>) - Static method in class org.apache.hadoop.mapreduce.lib.output.LazyOutputFormat
Set the underlying output format for LazyOutputFormat.
setOutputKeyClass(Class<?>) - Method in class org.apache.hadoop.mapred.JobConf
Set the key class for the job output data.
setOutputKeyClass(Class<?>) - Method in class org.apache.hadoop.mapreduce.Job
Set the key class for the job output data.
setOutputKeyClass(Class) - Method in class org.apache.hadoop.streaming.io.IdentifierResolver
Sets the output key class class.
setOutputKeyComparatorClass(Class<? extends RawComparator>) - Method in class org.apache.hadoop.mapred.JobConf
Set the RawComparator comparator used to compare keys.
setOutputName(JobContext, String) - Static method in class org.apache.hadoop.mapreduce.lib.output.FileOutputFormat
Set the base output name for output file to be created.
setOutputPath(JobConf, Path) - Static method in class org.apache.hadoop.mapred.FileOutputFormat
Set the Path of the output directory for the map-reduce job.
setOutputPath(Job, Path) - Static method in class org.apache.hadoop.mapreduce.lib.output.FileOutputFormat
Set the Path of the output directory for the map-reduce job.
setOutputReaderClass(Class<? extends OutputReader>) - Method in class org.apache.hadoop.streaming.io.IdentifierResolver
Sets the OutputReader class.
setOutputTableName(String) - Method in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
 
setOutputValueClass(Class<?>) - Method in class org.apache.hadoop.mapred.JobConf
Set the value class for job outputs.
setOutputValueClass(Class<?>) - Method in class org.apache.hadoop.mapreduce.Job
Set the value class for job outputs.
setOutputValueClass(Class) - Method in class org.apache.hadoop.streaming.io.IdentifierResolver
Sets the output value class.
setOutputValueGroupingComparator(Class<? extends RawComparator>) - Method in class org.apache.hadoop.mapred.JobConf
Set the user defined RawComparator comparator for grouping keys in the input to the reduce.
setPartitionerClass(Class<? extends Partitioner>) - Method in class org.apache.hadoop.mapred.JobConf
Set the Partitioner class used to partition Mapper-outputs to be sent to the Reducers.
setPartitionerClass(Class<? extends Partitioner>) - Method in class org.apache.hadoop.mapreduce.Job
Set the Partitioner for the job.
setPartitionFile(JobConf, Path) - Static method in class org.apache.hadoop.mapred.lib.TotalOrderPartitioner
Set the path to the SequenceFile storing the sorted partition keyset.
setPartitionFile(Configuration, Path) - Static method in class org.apache.hadoop.mapreduce.lib.partition.TotalOrderPartitioner
Set the path to the SequenceFile storing the sorted partition keyset.
setPattern(Configuration, String) - Static method in class org.apache.hadoop.mapred.SequenceFileInputFilter.RegexFilter
Define the filtering regex and stores it in conf
setPattern(Configuration, String) - Static method in class org.apache.hadoop.mapreduce.lib.input.SequenceFileInputFilter.RegexFilter
Define the filtering regex and stores it in conf
setPhase(TaskStatus.Phase) - Method in class org.apache.hadoop.mapred.Task
Set current phase of the task.
setPrinter(DancingLinks.SolutionAcceptor<Pentomino.ColumnName>) - Method in class org.apache.hadoop.examples.dancing.Pentomino
Set the printer for the puzzle.
setPriority(JobPriority) - Method in class org.apache.hadoop.mapred.JobInProgress
 
setProfileEnabled(boolean) - Method in class org.apache.hadoop.mapred.JobConf
Set whether the system should collect profiler information for some of the tasks in this job? The information is stored in the user log directory.
setProfileParams(String) - Method in class org.apache.hadoop.mapred.JobConf
Set the profiler configuration arguments.
setProfileTaskRange(boolean, String) - Method in class org.apache.hadoop.mapred.JobConf
Set the ranges of maps or reduces to profile.
setProgress(float) - Method in class org.apache.hadoop.mapred.Task.TaskReporter
 
setProgress(float) - Method in class org.apache.hadoop.mapred.TaskStatus
 
setProperty(String, String) - Static method in class org.apache.hadoop.contrib.failmon.Environment
Sets the value of a property inthe configuration file.
setQueueName(String) - Method in class org.apache.hadoop.mapred.JobConf
Set the name of the queue to which this job should be submitted.
setQueueName(String) - Method in class org.apache.hadoop.mapred.JobQueueInfo
Set the queue name of the JobQueueInfo
setQueueState(String) - Method in class org.apache.hadoop.mapred.JobQueueInfo
Set the state of the queue
setReduceDebugScript(String) - Method in class org.apache.hadoop.mapred.JobConf
Set the debug script to run when the reduce tasks fail.
setReducer(JobConf, Class<? extends Reducer<K1, V1, K2, V2>>, Class<? extends K1>, Class<? extends V1>, Class<? extends K2>, Class<? extends V2>, boolean, JobConf) - Static method in class org.apache.hadoop.mapred.lib.ChainReducer
Sets the Reducer class to the chain job's JobConf.
setReducerClass(Class<? extends Reducer>) - Method in class org.apache.hadoop.mapred.JobConf
Set the Reducer class for the job.
setReducerClass(Class<? extends Reducer>) - Method in class org.apache.hadoop.mapreduce.Job
Set the Reducer for the job.
setReducerMaxSkipGroups(Configuration, long) - Static method in class org.apache.hadoop.mapred.SkipBadRecords
Set the number of acceptable skip groups surrounding the bad group PER bad group in reducer.
setReduceSpeculativeExecution(boolean) - Method in class org.apache.hadoop.mapred.JobConf
Turn speculative execution on or off for this job for reduce tasks.
setReduceSpeculativeExecution(boolean) - Method in class org.apache.hadoop.mapreduce.Job
Turn speculative execution on or off for this job for reduce tasks.
setRightOffset(Configuration, int) - Static method in class org.apache.hadoop.mapreduce.lib.partition.BinaryPartitioner
Set the subarray to be used for partitioning to bytes[:(offset+1)] in Python syntax.
setRunningTaskAttempts(Collection<TaskAttemptID>) - Method in class org.apache.hadoop.mapred.TaskReport
set running attempt(s) of the task.
setRunState(int) - Method in class org.apache.hadoop.mapred.JobStatus
Change the current run state of the job.
setRunState(TaskStatus.State) - Method in class org.apache.hadoop.mapred.TaskStatus
 
setSchedulingInfo(Object) - Method in class org.apache.hadoop.mapred.JobInProgress
 
setSchedulingInfo(String) - Method in class org.apache.hadoop.mapred.JobQueueInfo
Set the scheduling information associated to particular job queue
setSchedulingInfo(String) - Method in class org.apache.hadoop.mapred.JobStatus
Used to set the scheduling information associated to a particular Job.
setSequenceFileOutputKeyClass(JobConf, Class<?>) - Static method in class org.apache.hadoop.mapred.SequenceFileAsBinaryOutputFormat
Set the key class for the SequenceFile
setSequenceFileOutputKeyClass(Job, Class<?>) - Static method in class org.apache.hadoop.mapreduce.lib.output.SequenceFileAsBinaryOutputFormat
Set the key class for the SequenceFile
setSequenceFileOutputValueClass(JobConf, Class<?>) - Static method in class org.apache.hadoop.mapred.SequenceFileAsBinaryOutputFormat
Set the value class for the SequenceFile
setSequenceFileOutputValueClass(Job, Class<?>) - Static method in class org.apache.hadoop.mapreduce.lib.output.SequenceFileAsBinaryOutputFormat
Set the value class for the SequenceFile
setSessionId(String) - Method in class org.apache.hadoop.mapred.JobConf
Set the user-specified session identifier.
setSessionTimeZone(Configuration, Connection) - Static method in class org.apache.hadoop.mapreduce.lib.db.OracleDBRecordReader
Set session time zone
setSigKillInterval(long) - Method in class org.apache.hadoop.util.ProcfsBasedProcessTree
setSizes(long[]) - Method in class org.apache.hadoop.filecache.TaskDistributedCacheManager
 
setSkipOutputPath(JobConf, Path) - Static method in class org.apache.hadoop.mapred.SkipBadRecords
Set the directory to which skipped records are written.
setSkipping(boolean) - Method in class org.apache.hadoop.mapred.Task
Sets whether to run Task in skipping mode.
setSkipRanges(SortedRanges) - Method in class org.apache.hadoop.mapred.Task
Set skipRanges.
setSortComparatorClass(Class<? extends RawComparator>) - Method in class org.apache.hadoop.mapreduce.Job
Define the comparator that controls how the keys are sorted before they are passed to the Reducer.
setSpeculativeExecution(boolean) - Method in class org.apache.hadoop.mapred.JobConf
Turn speculative execution on or off for this job.
setSpeculativeExecution(boolean) - Method in class org.apache.hadoop.mapreduce.Job
Turn speculative execution on or off for this job.
setState(ParseState) - Static method in class org.apache.hadoop.contrib.failmon.PersistentState
Set the state of parsing for a particular log file.
setStatement(PreparedStatement) - Method in class org.apache.hadoop.mapreduce.lib.db.DBRecordReader
 
setStateString(String) - Method in class org.apache.hadoop.mapred.TaskStatus
Set the state of the TaskStatus.
setStatus(String) - Method in interface org.apache.hadoop.mapred.Reporter
Set the status description for the task.
setStatus(String) - Method in class org.apache.hadoop.mapred.Task.TaskReporter
 
setStatus(String) - Method in class org.apache.hadoop.mapred.TaskAttemptContextImpl
Deprecated.
Set the current status of the task to the given string.
setStatus(String) - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
setStatus(String) - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
setStatus(TaskTrackerStatus) - Method in class org.apache.hadoop.mapreduce.server.jobtracker.TaskTracker
Set the current TaskTrackerStatus of the TaskTracker.
setStatus(String) - Method in class org.apache.hadoop.mapreduce.StatusReporter
 
setStatus(String) - Method in class org.apache.hadoop.mapreduce.task.TaskAttemptContextImpl.DummyReporter
 
setStatus(String) - Method in class org.apache.hadoop.mapreduce.task.TaskAttemptContextImpl
Set the current status of the task to the given string.
setStatus(String) - Method in interface org.apache.hadoop.mapreduce.TaskAttemptContext
Set the current status of the task to the given string.
setStatusString(String) - Method in class org.apache.hadoop.mapreduce.task.TaskAttemptContextImpl
 
setSuccessEventNumber(int) - Method in class org.apache.hadoop.mapred.TaskInProgress
Set the event number that was raised for this tip
setSuccessfulAttempt(TaskAttemptID) - Method in class org.apache.hadoop.mapred.TaskReport
set successful attempt ID of the task.
setTag(Text) - Method in class org.apache.hadoop.contrib.utils.join.TaggedMapOutput
 
setTaskId(String) - Method in class org.apache.hadoop.mapred.TaskCompletionEvent
setTaskID(TaskAttemptID) - Method in class org.apache.hadoop.mapred.TaskCompletionEvent
Sets task id.
setTaskId(String) - Method in class org.apache.hadoop.mapred.TaskLogAppender
 
setTaskOutputFilter(JobClient.TaskStatusFilter) - Method in class org.apache.hadoop.mapred.JobClient
Deprecated.
setTaskOutputFilter(JobConf, JobClient.TaskStatusFilter) - Static method in class org.apache.hadoop.mapred.JobClient
Modify the JobConf to set the task output filter.
setTaskRunTime(int) - Method in class org.apache.hadoop.mapred.TaskCompletionEvent
Set the task completion time
setTaskStatus(TaskCompletionEvent.Status) - Method in class org.apache.hadoop.mapred.TaskCompletionEvent
Set task status.
setTaskTracker(String) - Method in class org.apache.hadoop.mapred.TaskStatus
 
setTaskTrackerHttp(String) - Method in class org.apache.hadoop.mapred.TaskCompletionEvent
Set task tracker http location.
setTotalLogFileSize(long) - Method in class org.apache.hadoop.mapred.TaskLogAppender
 
setup(LocalDirAllocator, TaskTracker.LocalStorage) - Method in class org.apache.hadoop.mapred.DefaultTaskController
 
setup(LocalDirAllocator, TaskTracker.LocalStorage) - Method in class org.apache.hadoop.mapred.TaskController
Does initialization and setup.
setup(Mapper<K, V, Text, Text>.Context) - Method in class org.apache.hadoop.mapreduce.lib.fieldsel.FieldSelectionMapper
 
setup(Reducer<Text, Text, Text, Text>.Context) - Method in class org.apache.hadoop.mapreduce.lib.fieldsel.FieldSelectionReducer
 
setup(Mapper<K1, V1, K2, V2>.Context) - Method in class org.apache.hadoop.mapreduce.lib.input.DelegatingMapper
 
setup(Mapper<K, Text, Text, LongWritable>.Context) - Method in class org.apache.hadoop.mapreduce.lib.map.RegexMapper
 
setup(Mapper<KEYIN, VALUEIN, KEYOUT, VALUEOUT>.Context) - Method in class org.apache.hadoop.mapreduce.Mapper
Called once at the beginning of the task.
setup(Reducer<KEYIN, VALUEIN, KEYOUT, VALUEOUT>.Context) - Method in class org.apache.hadoop.mapreduce.Reducer
Called once at the start of the task.
setupCache(Configuration, String, String) - Method in class org.apache.hadoop.filecache.TaskDistributedCacheManager
Retrieve public distributed cache files into the local cache and updates the task configuration (which has been passed in via the constructor).
setUpdate(Document, Term) - Method in class org.apache.hadoop.contrib.index.mapred.DocumentAndOp
Set the instance to be an update operation.
setupJob(JobContext) - Method in class org.apache.hadoop.mapred.FileOutputCommitter
 
setupJob(JobContext) - Method in class org.apache.hadoop.mapred.OutputCommitter
For the framework to setup the job output during initialization
setupJob(JobContext) - Method in class org.apache.hadoop.mapred.OutputCommitter
This method implements the new interface by calling the old method.
setupJob(JobContext) - Method in class org.apache.hadoop.mapreduce.lib.output.FileOutputCommitter
Create the temporary directory that is the root of all of the task work directories.
setupJob(JobContext) - Method in class org.apache.hadoop.mapreduce.OutputCommitter
For the framework to setup the job output during initialization
setupJobConf(int, int, long, int, long, int) - Method in class org.apache.hadoop.examples.SleepJob
 
setupProgress() - Method in class org.apache.hadoop.mapred.JobStatus
 
setupProgress() - Method in interface org.apache.hadoop.mapred.RunningJob
Get the progress of the job's setup-tasks, as a float between 0.0 and 1.0.
setupProgress() - Method in class org.apache.hadoop.mapreduce.Job
Get the progress of the job's setup, as a float between 0.0 and 1.0.
setupSecureConnection(ReduceTask.ReduceCopier<K, V>.MapOutputLocation, URLConnection) - Method in class org.apache.hadoop.mapred.ReduceTask.ReduceCopier.MapOutputCopier
 
setupTask(TaskAttemptContext) - Method in class org.apache.hadoop.mapred.FileOutputCommitter
 
setupTask(TaskAttemptContext) - Method in class org.apache.hadoop.mapred.OutputCommitter
Sets up output for the task.
setupTask(TaskAttemptContext) - Method in class org.apache.hadoop.mapred.OutputCommitter
This method implements the new interface by calling the old method.
setupTask(TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.lib.output.FileOutputCommitter
No task setup required.
setupTask(TaskAttemptContext) - Method in class org.apache.hadoop.mapreduce.OutputCommitter
Sets up output for the task.
setUseNewMapper(boolean) - Method in class org.apache.hadoop.mapred.JobConf
Set whether the framework should use the new api for the mapper.
setUseNewReducer(boolean) - Method in class org.apache.hadoop.mapred.JobConf
Set whether the framework should use the new api for the reducer.
setUser(String) - Method in class org.apache.hadoop.mapred.JobConf
Set the reported username for this job.
setUserClassesTakesPrecedence(boolean) - Method in class org.apache.hadoop.mapred.JobConf
Set the boolean property for specifying which classpath takes precedence - the user's one or the system one, when the tasks are launched
setUserClassesTakesPrecedence(boolean) - Method in class org.apache.hadoop.mapreduce.Job
Set the boolean property for specifying which classpath takes precedence - the user's one or the system one, when the tasks are launched
setValue(long) - Method in class org.apache.hadoop.mapred.Counters.Counter
Deprecated.
 
setValue(long) - Method in interface org.apache.hadoop.mapreduce.Counter
Set this counter by the given value
setValue(long) - Method in class org.apache.hadoop.mapreduce.counters.FileSystemCounterGroup.FSCounter
 
setValue(long) - Method in class org.apache.hadoop.mapreduce.counters.FrameworkCounterGroup.FrameworkCounter
 
setValue(long) - Method in class org.apache.hadoop.mapreduce.counters.GenericCounter
 
setValue(Object) - Method in class org.apache.hadoop.typedbytes.TypedBytesWritable
Set the typed bytes from a given Java object.
setVerbose(boolean) - Method in class org.apache.hadoop.streaming.JarBuilder
 
setWorkingDirectory(Path) - Method in class org.apache.hadoop.mapred.JobConf
Set the current working directory for the default file system.
setWorkingDirectory(Path) - Method in class org.apache.hadoop.mapreduce.Job
Set the current working directory for the default file system.
setWriteAllCounters(boolean) - Method in class org.apache.hadoop.mapreduce.counters.AbstractCounters
Set the "writeAllCounters" option to true or false
setWriter(IFile.Writer<K, V>) - Method in class org.apache.hadoop.mapred.Task.CombineOutputCollector
 
setWriteSkipRecs(boolean) - Method in class org.apache.hadoop.mapred.Task
Set whether to write skip records.
setZkfcPort(int) - Method in class org.apache.hadoop.mapred.JobTrackerHAServiceTarget
 
Shard - Class in org.apache.hadoop.contrib.index.mapred
This class represents the metadata of a shard.
Shard() - Constructor for class org.apache.hadoop.contrib.index.mapred.Shard
Constructor.
Shard(long, String, long) - Constructor for class org.apache.hadoop.contrib.index.mapred.Shard
Construct a shard from a versio number, a directory and a generation number.
Shard(Shard) - Constructor for class org.apache.hadoop.contrib.index.mapred.Shard
Construct using a shard object.
ShardWriter - Class in org.apache.hadoop.contrib.index.lucene
The initial version of an index is stored in the perm dir.
ShardWriter(FileSystem, Shard, String, IndexUpdateConfiguration) - Constructor for class org.apache.hadoop.contrib.index.lucene.ShardWriter
Constructor
ShellParser - Class in org.apache.hadoop.contrib.failmon
Objects of this class parse the output of system command-line utilities that can give information about the state of various hardware components in the system.
ShellParser() - Constructor for class org.apache.hadoop.contrib.failmon.ShellParser
 
shippedCanonFiles_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
shouldClose(TaskAttemptID) - Method in class org.apache.hadoop.mapred.TaskInProgress
Returns whether a component task-thread should be closed because the containing JobInProgress has completed or the task is killed by the user
shouldCommit(TaskAttemptID) - Method in class org.apache.hadoop.mapred.TaskInProgress
Returns whether the task attempt should be committed or not
shouldDie() - Method in class org.apache.hadoop.mapred.JvmTask
 
shouldReset() - Method in class org.apache.hadoop.mapred.MapTaskCompletionEventsUpdate
 
shouldTruncateLogs(JVMInfo) - Method in class org.apache.hadoop.mapred.TaskLogsTruncater
Check the log file sizes generated by the attempts that ran in a particular JVM
shuffle(ReduceTask.ReduceCopier<K, V>.MapOutputCopier, ReduceTask.ReduceCopier<K, V>.MapOutputLocation, URLConnection, InputStream, ReduceTask.ReduceCopier<K, V>.ShuffleClientMetrics, Path, long, long) - Method in class org.apache.hadoop.mapred.ReduceTask.ReduceCopier
 
SHUFFLE_CONSUMER_PLUGIN_ATTR - Static variable in interface org.apache.hadoop.mapreduce.JobContext
 
SHUFFLE_PROVIDER_PLUGIN_CLASSES - Static variable in class org.apache.hadoop.mapred.TaskTracker
 
SHUFFLE_SSL_ADDRESS_DEFAULT - Static variable in class org.apache.hadoop.mapred.JobTracker
 
SHUFFLE_SSL_ADDRESS_KEY - Static variable in class org.apache.hadoop.mapred.JobTracker
 
SHUFFLE_SSL_ENABLED_DEFAULT - Static variable in class org.apache.hadoop.mapred.JobTracker
 
SHUFFLE_SSL_ENABLED_KEY - Static variable in class org.apache.hadoop.mapred.JobTracker
 
SHUFFLE_SSL_PORT_DEFAULT - Static variable in class org.apache.hadoop.mapred.JobTracker
 
SHUFFLE_SSL_PORT_KEY - Static variable in class org.apache.hadoop.mapred.JobTracker
 
ShuffleConsumerPlugin - Interface in org.apache.hadoop.mapred
 
ShuffleConsumerPlugin.Context - Class in org.apache.hadoop.mapred
 
ShuffleConsumerPlugin.Context(TaskUmbilicalProtocol, JobConf, Task.TaskReporter, ReduceTask) - Constructor for class org.apache.hadoop.mapred.ShuffleConsumerPlugin.Context
 
shuffleError(TaskAttemptID, String, JvmContext) - Method in class org.apache.hadoop.mapred.TaskTracker
A reduce-task failed to shuffle the map-outputs.
shuffleError(TaskAttemptID, String, JvmContext) - Method in interface org.apache.hadoop.mapred.TaskUmbilicalProtocol
Report that a reduce-task couldn't shuffle map-outputs.
ShuffleProviderPlugin - Interface in org.apache.hadoop.mapred
This interface is implemented by objects that are able to answer shuffle requests which are sent from a matching Shuffle Consumer that lives in context of a ReduceTask object.
shutdown() - Method in class org.apache.hadoop.mapred.TaskTracker
 
shutdown() - Method in class org.apache.hadoop.util.MRAsyncDiskService
Gracefully start the shut down of all ThreadPools.
shutdownNow() - Method in class org.apache.hadoop.util.MRAsyncDiskService
Shut down all ThreadPools immediately.
signalTask(String, int, ProcessTree.Signal) - Method in class org.apache.hadoop.mapred.DefaultTaskController
 
signalTask(String, int, ProcessTree.Signal) - Method in class org.apache.hadoop.mapred.TaskController
Send a signal to a task pid as the user.
SingleArgumentRunnable<T> - Interface in org.apache.hadoop.util
Simple interface for a Runnable that takes a single argument.
size() - Method in class org.apache.hadoop.mapred.Counters.Group
Deprecated.
 
size() - Method in class org.apache.hadoop.mapred.Counters
Deprecated.
size() - Method in class org.apache.hadoop.mapred.join.TupleWritable
The number of children in this Tuple.
size() - Method in class org.apache.hadoop.mapred.SpillRecord
Return number of IndexRecord entries in this spill.
size() - Method in class org.apache.hadoop.mapreduce.counters.AbstractCounterGroup
 
size() - Method in interface org.apache.hadoop.mapreduce.counters.CounterGroupBase
 
size() - Method in class org.apache.hadoop.mapreduce.counters.FileSystemCounterGroup
 
size() - Method in class org.apache.hadoop.mapreduce.counters.FrameworkCounterGroup
 
skip(K) - Method in interface org.apache.hadoop.mapred.join.ComposableRecordReader
Skip key-value pairs with keys less than or equal to the key provided.
skip(K) - Method in class org.apache.hadoop.mapred.join.CompositeRecordReader
Pass skip key to child RRs.
skip(K) - Method in class org.apache.hadoop.mapred.join.WrappedRecordReader
Skip key-value pairs with keys less than or equal to the key provided.
SkipBadRecords - Class in org.apache.hadoop.mapred
Utility class for skip bad records functionality.
SkipBadRecords() - Constructor for class org.apache.hadoop.mapred.SkipBadRecords
 
skipType() - Method in class org.apache.hadoop.typedbytes.TypedBytesInput
Skips a type byte.
SleepJob - Class in org.apache.hadoop.examples
Dummy class for testing MR framefork.
SleepJob() - Constructor for class org.apache.hadoop.examples.SleepJob
 
SleepJob.EmptySplit - Class in org.apache.hadoop.examples
 
SleepJob.EmptySplit() - Constructor for class org.apache.hadoop.examples.SleepJob.EmptySplit
 
SleepJob.SleepInputFormat - Class in org.apache.hadoop.examples
 
SleepJob.SleepInputFormat() - Constructor for class org.apache.hadoop.examples.SleepJob.SleepInputFormat
 
SMARTParser - Class in org.apache.hadoop.contrib.failmon
Objects of this class parse the output of smartmontools to gather information about the state of disks in the system.
SMARTParser() - Constructor for class org.apache.hadoop.contrib.failmon.SMARTParser
Constructs a SMARTParser and reads the list of disk devices to query
solution(List<List<ColumnName>>) - Method in interface org.apache.hadoop.examples.dancing.DancingLinks.SolutionAcceptor
A callback to return a solution to the application.
solve(int[], DancingLinks.SolutionAcceptor<ColumnName>) - Method in class org.apache.hadoop.examples.dancing.DancingLinks
Given a prefix, find solutions under it.
solve(DancingLinks.SolutionAcceptor<ColumnName>) - Method in class org.apache.hadoop.examples.dancing.DancingLinks
Solve a complete problem
solve(int[]) - Method in class org.apache.hadoop.examples.dancing.Pentomino
Find all of the solutions that start with the given prefix.
solve() - Method in class org.apache.hadoop.examples.dancing.Pentomino
Find all of the solutions to the puzzle.
solve() - Method in class org.apache.hadoop.examples.dancing.Sudoku
 
Sort<K,V> - Class in org.apache.hadoop.examples
This is the trivial map/reduce program that does absolutely nothing other than use the framework to fragment and sort the input values.
Sort() - Constructor for class org.apache.hadoop.examples.Sort
 
SOURCE_TAGS_FIELD - Static variable in class org.apache.hadoop.contrib.utils.join.DataJoinReducerBase
 
specToString(String, String, int, List<Integer>, List<Integer>) - Static method in class org.apache.hadoop.mapreduce.lib.fieldsel.FieldSelectionHelper
 
spilledRecordsCounter - Variable in class org.apache.hadoop.mapred.Task
 
SpillRecord - Class in org.apache.hadoop.mapred
 
SpillRecord(int) - Constructor for class org.apache.hadoop.mapred.SpillRecord
 
SpillRecord(Path, JobConf, String) - Constructor for class org.apache.hadoop.mapred.SpillRecord
 
SpillRecord(Path, JobConf, Checksum, String) - Constructor for class org.apache.hadoop.mapred.SpillRecord
 
split(int) - Method in class org.apache.hadoop.examples.dancing.DancingLinks
Generate a list of row choices to cover the first moves.
split - Variable in class org.apache.hadoop.mapred.lib.CombineFileRecordReader
 
split(Configuration, ResultSet, String) - Method in class org.apache.hadoop.mapreduce.lib.db.BigDecimalSplitter
 
split(Configuration, ResultSet, String) - Method in class org.apache.hadoop.mapreduce.lib.db.BooleanSplitter
 
split(Configuration, ResultSet, String) - Method in class org.apache.hadoop.mapreduce.lib.db.DateSplitter
 
split(Configuration, ResultSet, String) - Method in interface org.apache.hadoop.mapreduce.lib.db.DBSplitter
Given a ResultSet containing one record (and already advanced to that record) with two columns (a low value, and a high value, both of the same type), determine a set of splits that span the given values.
split(Configuration, ResultSet, String) - Method in class org.apache.hadoop.mapreduce.lib.db.FloatSplitter
 
split(Configuration, ResultSet, String) - Method in class org.apache.hadoop.mapreduce.lib.db.IntegerSplitter
 
split(Configuration, ResultSet, String) - Method in class org.apache.hadoop.mapreduce.lib.db.TextSplitter
This method needs to determine the splits between two user-provided strings.
split - Variable in class org.apache.hadoop.mapreduce.lib.input.CombineFileRecordReader
 
splitKeyVal(byte[], int, int, Text, Text, int, int) - Static method in class org.apache.hadoop.streaming.StreamKeyValUtil
split a UTF-8 byte array into key and value assuming that the delimilator is at splitpos.
splitKeyVal(byte[], int, int, Text, Text, int) - Static method in class org.apache.hadoop.streaming.StreamKeyValUtil
split a UTF-8 byte array into key and value assuming that the delimilator is at splitpos.
splitKeyVal(byte[], Text, Text, int, int) - Static method in class org.apache.hadoop.streaming.StreamKeyValUtil
split a UTF-8 byte array into key and value assuming that the delimilator is at splitpos.
splitKeyVal(byte[], Text, Text, int) - Static method in class org.apache.hadoop.streaming.StreamKeyValUtil
split a UTF-8 byte array into key and value assuming that the delimilator is at splitpos.
splitKeyVal(byte[], int, int, Text, Text, int, int) - Static method in class org.apache.hadoop.streaming.UTF8ByteArrayUtils
splitKeyVal(byte[], int, int, Text, Text, int) - Static method in class org.apache.hadoop.streaming.UTF8ByteArrayUtils
splitKeyVal(byte[], Text, Text, int, int) - Static method in class org.apache.hadoop.streaming.UTF8ByteArrayUtils
splitKeyVal(byte[], Text, Text, int) - Static method in class org.apache.hadoop.streaming.UTF8ByteArrayUtils
SplitLineReader - Class in org.apache.hadoop.mapreduce.lib.input
 
SplitLineReader(InputStream, byte[]) - Constructor for class org.apache.hadoop.mapreduce.lib.input.SplitLineReader
 
SplitLineReader(InputStream, Configuration, byte[]) - Constructor for class org.apache.hadoop.mapreduce.lib.input.SplitLineReader
 
SplitMetaInfoReader - Class in org.apache.hadoop.mapreduce.split
A (internal) utility that reads the split meta info and creates split meta info objects
SplitMetaInfoReader() - Constructor for class org.apache.hadoop.mapreduce.split.SplitMetaInfoReader
 
SshFenceByTcpPort - Class in org.apache.hadoop.mapred
NOTE: This is a copy of org.apache.hadoop.ha.SshFenceByTcpPort that uses MR-specific configuration options (since the original is hardcoded to HDFS configuration properties so there is no way to run MR and HDFS fencing using a single configuration file).
SshFenceByTcpPort() - Constructor for class org.apache.hadoop.mapred.SshFenceByTcpPort
 
SshFenceByTcpPort.Args - Class in org.apache.hadoop.mapred
Container for the parsed arg line for this fencing method.
SshFenceByTcpPort.Args(String) - Constructor for class org.apache.hadoop.mapred.SshFenceByTcpPort.Args
 
sshPort - Variable in class org.apache.hadoop.mapred.SshFenceByTcpPort.Args
 
start() - Method in class org.apache.hadoop.mapred.JobTrackerHADaemon
 
start() - Method in class org.apache.hadoop.mapred.JobTrackerHAHttpRedirector
 
start(Object) - Method in class org.apache.hadoop.mapred.JobTrackerPlugin
 
start() - Method in class org.apache.hadoop.mapreduce.server.tasktracker.userlogs.UserLogManager
Starts managing the logs
startCleanupThread() - Method in class org.apache.hadoop.filecache.TrackerDistributedCacheManager
Start the background thread
startCommunicationThread() - Method in class org.apache.hadoop.mapred.Task.TaskReporter
 
startJobTracker(JobConf) - Method in class org.apache.hadoop.mapred.JobTrackerHADaemon.JobTrackerRunner
 
startMap(String) - Method in class org.apache.hadoop.typedbytes.TypedBytesRecordInput
 
startMap(TreeMap, String) - Method in class org.apache.hadoop.typedbytes.TypedBytesRecordOutput
 
startNotifier() - Static method in class org.apache.hadoop.mapred.JobEndNotifier
 
startOffset - Variable in class org.apache.hadoop.mapred.IndexRecord
 
startRecord(String) - Method in class org.apache.hadoop.typedbytes.TypedBytesRecordInput
 
startRecord(Record, String) - Method in class org.apache.hadoop.typedbytes.TypedBytesRecordOutput
 
startService() - Static method in class org.apache.hadoop.mapred.JobTrackerHADaemon
 
startTracker(JobConf) - Static method in class org.apache.hadoop.mapred.JobTracker
Start the JobTracker with given configuration.
startTracker(JobConf, String) - Static method in class org.apache.hadoop.mapred.JobTracker
 
startVector(String) - Method in class org.apache.hadoop.typedbytes.TypedBytesRecordInput
 
startVector(ArrayList, String) - Method in class org.apache.hadoop.typedbytes.TypedBytesRecordOutput
 
StatusReporter - Class in org.apache.hadoop.mapreduce
 
StatusReporter() - Constructor for class org.apache.hadoop.mapreduce.StatusReporter
 
statusUpdate(TaskUmbilicalProtocol) - Method in class org.apache.hadoop.mapred.Task
 
statusUpdate(TaskAttemptID, TaskStatus, JvmContext) - Method in class org.apache.hadoop.mapred.TaskTracker
Called periodically to report Task progress, from 0.0 to 1.0.
statusUpdate(TaskAttemptID, TaskStatus, JvmContext) - Method in interface org.apache.hadoop.mapred.TaskUmbilicalProtocol
Report child's progress to parent.
stop() - Method in class org.apache.hadoop.mapred.JobTrackerHADaemon
 
stop() - Method in class org.apache.hadoop.mapred.JobTrackerHAHttpRedirector
 
stop() - Method in class org.apache.hadoop.mapred.JobTrackerHAServiceProtocol
 
stop() - Method in class org.apache.hadoop.mapred.JobTrackerPlugin
 
stop() - Method in class org.apache.hadoop.mapreduce.lib.jobcontrol.JobControl
set the thread state to STOPPING so that the thread will stop when it wakes up.
stopCleanupThread() - Method in class org.apache.hadoop.filecache.TrackerDistributedCacheManager
Stop the background thread
stopCommunicationThread() - Method in class org.apache.hadoop.mapred.Task.TaskReporter
 
stopJobTracker() - Method in class org.apache.hadoop.mapred.JobTrackerHADaemon.JobTrackerRunner
 
stopNotifier() - Static method in class org.apache.hadoop.mapred.JobEndNotifier
 
stopRunning() - Method in class org.apache.hadoop.filecache.TrackerDistributedCacheManager.CleanupThread
 
stopTracker() - Method in class org.apache.hadoop.mapred.JobTracker
 
StreamBackedIterator<X extends org.apache.hadoop.io.Writable> - Class in org.apache.hadoop.mapred.join
This class provides an implementation of ResetableIterator.
StreamBackedIterator() - Constructor for class org.apache.hadoop.mapred.join.StreamBackedIterator
 
StreamBaseRecordReader - Class in org.apache.hadoop.streaming
Shared functionality for hadoopStreaming formats.
StreamBaseRecordReader(FSDataInputStream, FileSplit, Reporter, JobConf, FileSystem) - Constructor for class org.apache.hadoop.streaming.StreamBaseRecordReader
 
StreamInputFormat - Class in org.apache.hadoop.streaming
An input format that selects a RecordReader based on a JobConf property.
StreamInputFormat() - Constructor for class org.apache.hadoop.streaming.StreamInputFormat
 
StreamJob - Class in org.apache.hadoop.streaming
All the client-side work happens here.
StreamJob(String[], boolean) - Constructor for class org.apache.hadoop.streaming.StreamJob
Deprecated.
use StreamJob() with ToolRunner or set the Configuration using StreamJob.setConf(Configuration) and run with StreamJob.run(String[]).
StreamJob() - Constructor for class org.apache.hadoop.streaming.StreamJob
 
StreamKeyValUtil - Class in org.apache.hadoop.streaming
 
StreamKeyValUtil() - Constructor for class org.apache.hadoop.streaming.StreamKeyValUtil
 
StreamUtil - Class in org.apache.hadoop.streaming
Utilities not available elsewhere in Hadoop.
StreamUtil() - Constructor for class org.apache.hadoop.streaming.StreamUtil
 
StreamXmlRecordReader - Class in org.apache.hadoop.streaming
A way to interpret XML fragments as Mapper input records.
StreamXmlRecordReader(FSDataInputStream, FileSplit, Reporter, JobConf, FileSystem) - Constructor for class org.apache.hadoop.streaming.StreamXmlRecordReader
 
STRING_VALUE_MAX - Static variable in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorBaseDescriptor
 
STRING_VALUE_MIN - Static variable in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorBaseDescriptor
 
stringifySolution(int, int, List<List<Pentomino.ColumnName>>) - Static method in class org.apache.hadoop.examples.dancing.Pentomino
Convert a solution to the puzzle returned by the model into a string that represents the placement of the pieces onto the board.
StringValueMax - Class in org.apache.hadoop.mapred.lib.aggregate
This class implements a value aggregator that maintain the biggest of a sequence of strings.
StringValueMax() - Constructor for class org.apache.hadoop.mapred.lib.aggregate.StringValueMax
the default constructor
StringValueMin - Class in org.apache.hadoop.mapred.lib.aggregate
This class implements a value aggregator that maintain the smallest of a sequence of strings.
StringValueMin() - Constructor for class org.apache.hadoop.mapred.lib.aggregate.StringValueMin
the default constructor
SUBDIR - Static variable in class org.apache.hadoop.mapred.TaskTracker
 
submit() - Method in class org.apache.hadoop.mapreduce.Job
Submit the job to the cluster and return immediately.
submit() - Method in class org.apache.hadoop.mapreduce.lib.jobcontrol.ControlledJob
Submit this job to mapred.
submitAndMonitorJob() - Method in class org.apache.hadoop.streaming.StreamJob
 
submitJob(String) - Method in class org.apache.hadoop.mapred.JobClient
Submit a job to the MR system.
submitJob(JobConf) - Method in class org.apache.hadoop.mapred.JobClient
Submit a job to the MR system.
submitJob(JobID, String, Credentials) - Method in class org.apache.hadoop.mapred.JobTracker
JobTracker.submitJob() kicks off a new job.
submitJob(JobID, String, Credentials) - Method in class org.apache.hadoop.mapred.LocalJobRunner
 
submitJob(JobConf) - Static method in class org.apache.hadoop.mapred.pipes.Submitter
Deprecated.
submitJobInternal(JobConf) - Method in class org.apache.hadoop.mapred.JobClient
Internal method for submitting jobs to the system.
Submitter - Class in org.apache.hadoop.mapred.pipes
The main entry point and job submitter.
Submitter() - Constructor for class org.apache.hadoop.mapred.pipes.Submitter
 
Submitter(Configuration) - Constructor for class org.apache.hadoop.mapred.pipes.Submitter
 
SUBSTITUTE_TOKEN - Static variable in class org.apache.hadoop.mapreduce.lib.db.DataDrivenDBInputFormat
If users are providing their own query, the following string is expected to appear in the WHERE clause, which will be substituted with a pair of conditions on the input to allow input splits to parallelise the import.
SUCCEEDED - Static variable in class org.apache.hadoop.mapred.JobStatus
 
SUCCEEDED_FILE_NAME - Static variable in class org.apache.hadoop.mapred.FileOutputCommitter
 
SUCCEEDED_FILE_NAME - Static variable in class org.apache.hadoop.mapreduce.lib.output.FileOutputCommitter
 
SUCCESS - Static variable in class org.apache.hadoop.mapred.jobcontrol.Job
Deprecated.
 
successFetch() - Method in class org.apache.hadoop.mapred.ReduceTask.ReduceCopier.ShuffleClientMetrics
 
Sudoku - Class in org.apache.hadoop.examples.dancing
This class uses the dancing links algorithm from Knuth to solve sudoku puzzles.
Sudoku(InputStream) - Constructor for class org.apache.hadoop.examples.dancing.Sudoku
Set up a puzzle board to the given size.
Sudoku.ColumnName - Interface in org.apache.hadoop.examples.dancing
This interface is a marker class for the columns created for the Sudoku solver.
sum(Counters, Counters) - Static method in class org.apache.hadoop.mapred.Counters
Deprecated.
Convenience method for computing the sum of two sets of counters.
supportIsolationRunner(JobConf) - Method in class org.apache.hadoop.mapred.Task
 
suspend() - Method in class org.apache.hadoop.mapreduce.lib.jobcontrol.JobControl
suspend the running thread
swap(int, int) - Method in class org.apache.hadoop.mapred.MapTask.MapOutputBuffer
Swap logical indices st i, j MOD offset capacity.
syncLogs(String, TaskAttemptID, boolean, boolean) - Static method in class org.apache.hadoop.mapred.TaskLog
 
SYSTEM_DIR_SEQUENCE_PREFIX - Static variable in class org.apache.hadoop.mapred.JobTrackerHAServiceProtocol
 
SystemLogParser - Class in org.apache.hadoop.contrib.failmon
An object of this class parses a Unix system log file to create appropriate EventRecords.
SystemLogParser(String) - Constructor for class org.apache.hadoop.contrib.failmon.SystemLogParser
Create a new parser object .

T

tag - Variable in class org.apache.hadoop.contrib.utils.join.TaggedMapOutput
 
TaggedMapOutput - Class in org.apache.hadoop.contrib.utils.join
This abstract class serves as the base class for the values that flow from the mappers to the reducers in a data join job.
TaggedMapOutput() - Constructor for class org.apache.hadoop.contrib.utils.join.TaggedMapOutput
 
targetToData(HAServiceTarget) - Method in class org.apache.hadoop.mapred.tools.MRZKFailoverController
 
Task - Class in org.apache.hadoop.mapred
Base class for tasks.
Task() - Constructor for class org.apache.hadoop.mapred.Task
 
Task(String, TaskAttemptID, int, int) - Constructor for class org.apache.hadoop.mapred.Task
 
TASK - Static variable in class org.apache.hadoop.mapreduce.TaskID
 
Task.CombineOutputCollector<K,V> - Class in org.apache.hadoop.mapred
OutputCollector for the combiner.
Task.CombineOutputCollector(Counters.Counter, Progressable, Configuration) - Constructor for class org.apache.hadoop.mapred.Task.CombineOutputCollector
 
Task.CombinerRunner<K,V> - Class in org.apache.hadoop.mapred
 
Task.CombineValuesIterator<KEY,VALUE> - Class in org.apache.hadoop.mapred
 
Task.CombineValuesIterator(RawKeyValueIterator, RawComparator<KEY>, Class<KEY>, Class<VALUE>, Configuration, Reporter, Counters.Counter) - Constructor for class org.apache.hadoop.mapred.Task.CombineValuesIterator
 
Task.Counter - Enum in org.apache.hadoop.mapred
 
Task.NewCombinerRunner<K,V> - Class in org.apache.hadoop.mapred
 
Task.OldCombinerRunner<K,V> - Class in org.apache.hadoop.mapred
 
Task.OldCombinerRunner(Class<? extends Reducer<K, V, K, V>>, JobConf, Counters.Counter, Task.TaskReporter) - Constructor for class org.apache.hadoop.mapred.Task.OldCombinerRunner
 
Task.TaskReporter - Class in org.apache.hadoop.mapred
 
TASK_LAUNCH_SCRIPT_PERMISSION - Static variable in class org.apache.hadoop.mapred.TaskController
 
TaskAttemptContext - Interface in org.apache.hadoop.mapred
Deprecated.
Use TaskAttemptContext instead.
TaskAttemptContext - Interface in org.apache.hadoop.mapreduce
The context for task attempts.
TaskAttemptContextImpl - Class in org.apache.hadoop.mapred
Deprecated.
TaskAttemptContextImpl - Class in org.apache.hadoop.mapreduce.task
The context for task attempts.
TaskAttemptContextImpl(Configuration, TaskAttemptID) - Constructor for class org.apache.hadoop.mapreduce.task.TaskAttemptContextImpl
 
TaskAttemptContextImpl(Configuration, TaskAttemptID, StatusReporter) - Constructor for class org.apache.hadoop.mapreduce.task.TaskAttemptContextImpl
 
TaskAttemptContextImpl.DummyReporter - Class in org.apache.hadoop.mapreduce.task
 
TaskAttemptContextImpl.DummyReporter() - Constructor for class org.apache.hadoop.mapreduce.task.TaskAttemptContextImpl.DummyReporter
 
TaskAttemptID - Class in org.apache.hadoop.mapred
TaskAttemptID represents the immutable and unique identifier for a task attempt.
TaskAttemptID(TaskID, int) - Constructor for class org.apache.hadoop.mapred.TaskAttemptID
Constructs a TaskAttemptID object from given TaskID.
TaskAttemptID(String, int, boolean, int, int) - Constructor for class org.apache.hadoop.mapred.TaskAttemptID
Constructs a TaskId object from given parts.
TaskAttemptID() - Constructor for class org.apache.hadoop.mapred.TaskAttemptID
 
TaskAttemptID - Class in org.apache.hadoop.mapreduce
TaskAttemptID represents the immutable and unique identifier for a task attempt.
TaskAttemptID(TaskID, int) - Constructor for class org.apache.hadoop.mapreduce.TaskAttemptID
Constructs a TaskAttemptID object from given TaskID.
TaskAttemptID(String, int, boolean, int, int) - Constructor for class org.apache.hadoop.mapreduce.TaskAttemptID
Constructs a TaskId object from given parts.
TaskAttemptID(String, int, TaskType, int, int) - Constructor for class org.apache.hadoop.mapreduce.TaskAttemptID
Constructs a TaskId object from given parts.
TaskAttemptID() - Constructor for class org.apache.hadoop.mapreduce.TaskAttemptID
 
taskCleanup - Variable in class org.apache.hadoop.mapred.Task
 
TaskCompletionEvent - Class in org.apache.hadoop.mapred
This is used to track task completion events on job tracker.
TaskCompletionEvent() - Constructor for class org.apache.hadoop.mapred.TaskCompletionEvent
Default constructor for Writable.
TaskCompletionEvent(int, TaskAttemptID, int, boolean, TaskCompletionEvent.Status, String) - Constructor for class org.apache.hadoop.mapred.TaskCompletionEvent
Constructor.
TaskCompletionEvent.Status - Enum in org.apache.hadoop.mapred
 
taskContext - Variable in class org.apache.hadoop.mapred.Task
 
TaskController - Class in org.apache.hadoop.mapred
Controls initialization, finalization and clean up of tasks, and also the launching and killing of task JVMs.
TaskController() - Constructor for class org.apache.hadoop.mapred.TaskController
 
TaskController.DeletionContext - Class in org.apache.hadoop.mapred
 
TaskController.DeletionContext(TaskController, boolean, String, String) - Constructor for class org.apache.hadoop.mapred.TaskController.DeletionContext
 
TaskCounter - Enum in org.apache.hadoop.mapreduce
 
TaskDistributedCacheManager - Class in org.apache.hadoop.filecache
Helper class of TrackerDistributedCacheManager that represents the cached files of a single job.
TaskGraphServlet - Class in org.apache.hadoop.mapred
The servlet that outputs svg graphics for map / reduce task statuses
TaskGraphServlet() - Constructor for class org.apache.hadoop.mapred.TaskGraphServlet
 
TaskID - Class in org.apache.hadoop.mapred
TaskID represents the immutable and unique identifier for a Map or Reduce Task.
TaskID(JobID, boolean, int) - Constructor for class org.apache.hadoop.mapred.TaskID
Constructs a TaskID object from given JobID.
TaskID(String, int, boolean, int) - Constructor for class org.apache.hadoop.mapred.TaskID
Constructs a TaskInProgressId object from given parts.
TaskID() - Constructor for class org.apache.hadoop.mapred.TaskID
 
TaskID - Class in org.apache.hadoop.mapreduce
TaskID represents the immutable and unique identifier for a Map or Reduce Task.
TaskID(JobID, boolean, int) - Constructor for class org.apache.hadoop.mapreduce.TaskID
Constructs a TaskID object from given JobID.
TaskID(String, int, boolean, int) - Constructor for class org.apache.hadoop.mapreduce.TaskID
Constructs a TaskInProgressId object from given parts.
TaskID(String, int, TaskType, int) - Constructor for class org.apache.hadoop.mapreduce.TaskID
Constructs a TaskInProgressId object from given parts.
TaskID() - Constructor for class org.apache.hadoop.mapreduce.TaskID
 
TaskInProgress - Class in org.apache.hadoop.mapred
TaskInProgress maintains all the info needed for a Task in the lifetime of its owning Job.
TaskInProgress(JobID, String, JobSplit.TaskSplitMetaInfo, JobTracker, JobConf, JobInProgress, int, int) - Constructor for class org.apache.hadoop.mapred.TaskInProgress
Constructor for MapTask
TaskInProgress(JobID, String, int, int, JobTracker, JobConf, JobInProgress, int) - Constructor for class org.apache.hadoop.mapred.TaskInProgress
Constructor for ReduceTask
TaskInputOutputContext<KEYIN,VALUEIN,KEYOUT,VALUEOUT> - Interface in org.apache.hadoop.mapreduce
A context object that allows input and output from the task.
TaskInputOutputContextImpl<KEYIN,VALUEIN,KEYOUT,VALUEOUT> - Class in org.apache.hadoop.mapreduce.task
A context object that allows input and output from the task.
TaskInputOutputContextImpl(Configuration, TaskAttemptID, RecordWriter<KEYOUT, VALUEOUT>, OutputCommitter, StatusReporter) - Constructor for class org.apache.hadoop.mapreduce.task.TaskInputOutputContextImpl
 
TaskLog - Class in org.apache.hadoop.mapred
A simple logger to handle the task-specific user logs.
TaskLog() - Constructor for class org.apache.hadoop.mapred.TaskLog
 
TaskLog.LogName - Enum in org.apache.hadoop.mapred
The filter for userlogs.
TaskLogAppender - Class in org.apache.hadoop.mapred
A simple log4j-appender for the task child's map-reduce system logs.
TaskLogAppender() - Constructor for class org.apache.hadoop.mapred.TaskLogAppender
 
TaskLogServlet - Class in org.apache.hadoop.mapred
A servlet that is run by the TaskTrackers to provide the task logs via http.
TaskLogServlet() - Constructor for class org.apache.hadoop.mapred.TaskLogServlet
 
TaskLogsTruncater - Class in org.apache.hadoop.mapred
The class for truncating the user logs.
TaskLogsTruncater(Configuration) - Constructor for class org.apache.hadoop.mapred.TaskLogsTruncater
 
TaskReport - Class in org.apache.hadoop.mapred
A report on the state of a task.
TaskReport() - Constructor for class org.apache.hadoop.mapred.TaskReport
 
TaskStatus - Class in org.apache.hadoop.mapred
Describes the current status of a task.
TaskStatus() - Constructor for class org.apache.hadoop.mapred.TaskStatus
 
TaskStatus(TaskAttemptID, float, int, TaskStatus.State, String, String, String, TaskStatus.Phase, Counters) - Constructor for class org.apache.hadoop.mapred.TaskStatus
 
TaskStatus.Phase - Enum in org.apache.hadoop.mapred
 
TaskStatus.State - Enum in org.apache.hadoop.mapred
 
TaskTracker - Class in org.apache.hadoop.mapred
TaskTracker is a process that starts and tracks MR Tasks in a networked environment.
TaskTracker(JobConf) - Constructor for class org.apache.hadoop.mapred.TaskTracker
Start with the local machine name, and the default JobTracker
TaskTracker - Class in org.apache.hadoop.mapreduce.server.jobtracker
The representation of a single TaskTracker as seen by the JobTracker.
TaskTracker(String) - Constructor for class org.apache.hadoop.mapreduce.server.jobtracker.TaskTracker
Create a new TaskTracker.
TaskTracker.DefaultShuffleProvider - Class in org.apache.hadoop.mapred
 
TaskTracker.DefaultShuffleProvider() - Constructor for class org.apache.hadoop.mapred.TaskTracker.DefaultShuffleProvider
 
TaskTracker.MapOutputServlet - Class in org.apache.hadoop.mapred
This class is used in TaskTracker's Jetty to serve the map outputs to other nodes.
TaskTracker.MapOutputServlet() - Constructor for class org.apache.hadoop.mapred.TaskTracker.MapOutputServlet
 
TaskTrackerMXBean - Interface in org.apache.hadoop.mapred
MXBean interface for TaskTracker
taskTrackerNames() - Method in class org.apache.hadoop.mapred.JobTracker
Get the active and blacklisted task tracker names in the cluster.
taskTrackers() - Method in class org.apache.hadoop.mapred.JobTracker
Get all the task trackers in the cluster
TaskTrackerStatus - Class in org.apache.hadoop.mapred
A TaskTrackerStatus is a MapReduce primitive.
TaskTrackerStatus() - Constructor for class org.apache.hadoop.mapred.TaskTrackerStatus
 
TaskTrackerStatus(String, String, String, int, List<TaskStatus>, int, int, int, int) - Constructor for class org.apache.hadoop.mapred.TaskTrackerStatus
 
TaskTrackerStatus.ResourceStatus - Class in org.apache.hadoop.mapred
Class representing a collection of resources on this tasktracker.
TaskType - Enum in org.apache.hadoop.mapreduce
Enum for map, reduce, job-setup, job-cleanup, task-cleanup task types.
TaskUmbilicalProtocol - Interface in org.apache.hadoop.mapred
Protocol that task child process uses to contact its parent process.
TEMP_DIR_NAME - Static variable in class org.apache.hadoop.mapred.FileOutputCommitter
Temporary directory name
TEMP_DIR_NAME - Static variable in class org.apache.hadoop.mapreduce.lib.output.FileOutputCommitter
Temporary directory name
TeraGen - Class in org.apache.hadoop.examples.terasort
Generate the official terasort input data set.
TeraGen() - Constructor for class org.apache.hadoop.examples.terasort.TeraGen
 
TeraGen.SortGenMapper - Class in org.apache.hadoop.examples.terasort
The Mapper class that given a row number, will generate the appropriate output line.
TeraGen.SortGenMapper() - Constructor for class org.apache.hadoop.examples.terasort.TeraGen.SortGenMapper
 
TeraInputFormat - Class in org.apache.hadoop.examples.terasort
An input format that reads the first 10 characters of each line as the key and the rest of the line as the value.
TeraInputFormat() - Constructor for class org.apache.hadoop.examples.terasort.TeraInputFormat
 
TeraOutputFormat - Class in org.apache.hadoop.examples.terasort
A streamlined text output format that writes key, value, and "\r\n".
TeraOutputFormat() - Constructor for class org.apache.hadoop.examples.terasort.TeraOutputFormat
 
TeraSort - Class in org.apache.hadoop.examples.terasort
Generates the sampled split points, launches the job, and waits for it to finish.
TeraSort() - Constructor for class org.apache.hadoop.examples.terasort.TeraSort
 
TeraValidate - Class in org.apache.hadoop.examples.terasort
Generate 1 mapper per a file that checks to make sure the keys are sorted within each file.
TeraValidate() - Constructor for class org.apache.hadoop.examples.terasort.TeraValidate
 
terminateProcess(String) - Static method in class org.apache.hadoop.util.ProcessTree
Sends terminate signal to the process, allowing it to gracefully exit.
terminateProcessGroup(String) - Static method in class org.apache.hadoop.util.ProcessTree
Sends terminate signal to all the process belonging to the passed process group, allowing the group to gracefully exit.
TEXT_ID - Static variable in class org.apache.hadoop.streaming.io.IdentifierResolver
 
TextInputFormat - Class in org.apache.hadoop.mapred
An InputFormat for plain text files.
TextInputFormat() - Constructor for class org.apache.hadoop.mapred.TextInputFormat
 
TextInputFormat - Class in org.apache.hadoop.mapreduce.lib.input
An InputFormat for plain text files.
TextInputFormat() - Constructor for class org.apache.hadoop.mapreduce.lib.input.TextInputFormat
 
TextInputWriter - Class in org.apache.hadoop.streaming.io
InputWriter that writes the client's input as text.
TextInputWriter() - Constructor for class org.apache.hadoop.streaming.io.TextInputWriter
 
TextOutputFormat<K,V> - Class in org.apache.hadoop.mapred
An OutputFormat that writes plain text files.
TextOutputFormat() - Constructor for class org.apache.hadoop.mapred.TextOutputFormat
 
TextOutputFormat<K,V> - Class in org.apache.hadoop.mapreduce.lib.output
An OutputFormat that writes plain text files.
TextOutputFormat() - Constructor for class org.apache.hadoop.mapreduce.lib.output.TextOutputFormat
 
TextOutputFormat.LineRecordWriter<K,V> - Class in org.apache.hadoop.mapred
 
TextOutputFormat.LineRecordWriter(DataOutputStream, String) - Constructor for class org.apache.hadoop.mapred.TextOutputFormat.LineRecordWriter
 
TextOutputFormat.LineRecordWriter(DataOutputStream) - Constructor for class org.apache.hadoop.mapred.TextOutputFormat.LineRecordWriter
 
TextOutputFormat.LineRecordWriter<K,V> - Class in org.apache.hadoop.mapreduce.lib.output
 
TextOutputFormat.LineRecordWriter(DataOutputStream, String) - Constructor for class org.apache.hadoop.mapreduce.lib.output.TextOutputFormat.LineRecordWriter
 
TextOutputFormat.LineRecordWriter(DataOutputStream) - Constructor for class org.apache.hadoop.mapreduce.lib.output.TextOutputFormat.LineRecordWriter
 
TextOutputReader - Class in org.apache.hadoop.streaming.io
OutputReader that reads the client's output as text.
TextOutputReader() - Constructor for class org.apache.hadoop.streaming.io.TextOutputReader
 
TextSplitter - Class in org.apache.hadoop.mapreduce.lib.db
Implement DBSplitter over text strings.
TextSplitter() - Constructor for class org.apache.hadoop.mapreduce.lib.db.TextSplitter
 
threadBusy() - Method in class org.apache.hadoop.mapred.ReduceTask.ReduceCopier.ShuffleClientMetrics
 
threadFree() - Method in class org.apache.hadoop.mapred.ReduceTask.ReduceCopier.ShuffleClientMetrics
 
TIPStatus - Enum in org.apache.hadoop.mapred
The states of a TaskInProgress as seen by the JobTracker.
TOBEDELETED - Static variable in class org.apache.hadoop.util.MRAsyncDiskService
 
toEscapedCompactString(Counter) - Static method in class org.apache.hadoop.mapreduce.util.CountersStrings
Make the pre 0.21 counter string (for e.g.
toEscapedCompactString(G) - Static method in class org.apache.hadoop.mapreduce.util.CountersStrings
Make the 0.21 counter group string.
toEscapedCompactString(T) - Static method in class org.apache.hadoop.mapreduce.util.CountersStrings
Make the pre 0.21 counters string
toHex(byte[]) - Static method in class org.apache.hadoop.mapreduce.security.SecureShuffleUtils
byte array to Hex String
TokenCache - Class in org.apache.hadoop.mapreduce.security
This class provides user facing APIs for transferring secrets from the job client to the tasks.
TokenCache() - Constructor for class org.apache.hadoop.mapreduce.security.TokenCache
 
TokenCounterMapper - Class in org.apache.hadoop.mapreduce.lib.map
Tokenize the input values and emit each word with a count of 1.
TokenCounterMapper() - Constructor for class org.apache.hadoop.mapreduce.lib.map.TokenCounterMapper
 
TokenCountMapper<K> - Class in org.apache.hadoop.mapred.lib
A Mapper that maps text values into pairs.
TokenCountMapper() - Constructor for class org.apache.hadoop.mapred.lib.TokenCountMapper
 
tokenSecret - Variable in class org.apache.hadoop.mapred.Task
 
tokenStorage - Variable in class org.apache.hadoop.mapred.JobInProgress
 
toMap() - Method in class org.apache.hadoop.streaming.Environment
 
toString() - Method in class org.apache.hadoop.contrib.failmon.EventRecord
Creates and returns a string representation of the object.
toString() - Method in class org.apache.hadoop.contrib.failmon.SerializedRecord
Creates and returns a string reperssentation of the object
toString() - Method in class org.apache.hadoop.contrib.index.example.LineDocTextAndOp
 
toString() - Method in class org.apache.hadoop.contrib.index.lucene.FileSystemDirectory
 
toString() - Method in class org.apache.hadoop.contrib.index.lucene.ShardWriter
 
toString() - Method in class org.apache.hadoop.contrib.index.mapred.DocumentAndOp.Op
 
toString() - Method in class org.apache.hadoop.contrib.index.mapred.DocumentAndOp
 
toString() - Method in class org.apache.hadoop.contrib.index.mapred.DocumentID
 
toString() - Method in class org.apache.hadoop.contrib.index.mapred.IntermediateForm
 
toString() - Method in class org.apache.hadoop.contrib.index.mapred.Shard
 
toString() - Method in class org.apache.hadoop.mapred.CleanupQueue.PathDeletionContext
 
toString() - Method in class org.apache.hadoop.mapred.FileSplit
 
toString() - Method in class org.apache.hadoop.mapred.JobTrackerHAServiceTarget
 
toString() - Method in class org.apache.hadoop.mapred.join.TupleWritable
Convert Tuple to String as in the following.
toString() - Method in class org.apache.hadoop.mapred.lib.aggregate.UserDefinedValueAggregatorDescriptor
 
toString() - Method in class org.apache.hadoop.mapred.lib.CombineFileSplit
 
toString() - Method in class org.apache.hadoop.mapred.MultiFileSplit
Deprecated.
 
toString() - Method in class org.apache.hadoop.mapred.Task
 
toString() - Method in class org.apache.hadoop.mapred.TaskCompletionEvent
 
toString() - Method in class org.apache.hadoop.mapred.TaskController.DeletionContext
 
toString() - Method in enum org.apache.hadoop.mapred.TaskLog.LogName
 
toString() - Method in class org.apache.hadoop.mapreduce.counters.AbstractCounters
Return textual representation of the counter values.
toString() - Method in class org.apache.hadoop.mapreduce.ID
 
toString() - Method in class org.apache.hadoop.mapreduce.JobID
 
toString() - Method in class org.apache.hadoop.mapreduce.lib.input.CombineFileSplit
 
toString() - Method in class org.apache.hadoop.mapreduce.lib.input.FileSplit
 
toString() - Method in class org.apache.hadoop.mapreduce.lib.jobcontrol.ControlledJob
 
toString() - Method in class org.apache.hadoop.mapreduce.split.JobSplit.SplitMetaInfo
 
toString() - Method in class org.apache.hadoop.mapreduce.TaskAttemptID
 
toString() - Method in class org.apache.hadoop.mapreduce.TaskID
 
toString() - Method in class org.apache.hadoop.typedbytes.TypedBytesWritable
Generate a suitable string representation.
toString() - Method in class org.apache.hadoop.util.ProcfsBasedProcessTree
Returns a string printing PIDs of process present in the ProcfsBasedProcessTree.
TotalOrderPartitioner<K extends org.apache.hadoop.io.WritableComparable,V> - Class in org.apache.hadoop.mapred.lib
Partitioner effecting a total order by reading split points from an externally generated source.
TotalOrderPartitioner() - Constructor for class org.apache.hadoop.mapred.lib.TotalOrderPartitioner
 
TotalOrderPartitioner<K extends org.apache.hadoop.io.WritableComparable<?>,V> - Class in org.apache.hadoop.mapreduce.lib.partition
Partitioner effecting a total order by reading split points from an externally generated source.
TotalOrderPartitioner() - Constructor for class org.apache.hadoop.mapreduce.lib.partition.TotalOrderPartitioner
 
touch(File) - Static method in class org.apache.hadoop.streaming.StreamUtil
 
touchFile(String) - Method in class org.apache.hadoop.contrib.index.lucene.FileSystemDirectory
 
toWriteSkipRecs() - Method in class org.apache.hadoop.mapred.Task
Get whether to write skip records.
TrackerDistributedCacheManager - Class in org.apache.hadoop.filecache
Manages a single machine's instance of a cross-job cache.
TrackerDistributedCacheManager(Configuration, TaskController) - Constructor for class org.apache.hadoop.filecache.TrackerDistributedCacheManager
 
TrackerDistributedCacheManager(Configuration, TaskController, MRAsyncDiskService) - Constructor for class org.apache.hadoop.filecache.TrackerDistributedCacheManager
Creates a TrackerDistributedCacheManager with a MRAsyncDiskService.
TrackerDistributedCacheManager.BaseDirManager - Class in org.apache.hadoop.filecache
This class holds properties of each base directories and is responsible for clean up unused cache files in base directories.
TrackerDistributedCacheManager.BaseDirManager() - Constructor for class org.apache.hadoop.filecache.TrackerDistributedCacheManager.BaseDirManager
 
TrackerDistributedCacheManager.CleanupThread - Class in org.apache.hadoop.filecache
A thread to check and cleanup the unused files periodically
TrackerDistributedCacheManager.CleanupThread(Configuration) - Constructor for class org.apache.hadoop.filecache.TrackerDistributedCacheManager.CleanupThread
 
transitionToActive(HAServiceProtocol.StateChangeRequestInfo) - Method in class org.apache.hadoop.mapred.JobTrackerHAServiceProtocol
 
transitionToStandby(HAServiceProtocol.StateChangeRequestInfo) - Method in class org.apache.hadoop.mapred.JobTrackerHAServiceProtocol
 
truncateLogs(JVMInfo) - Method in class org.apache.hadoop.mapred.TaskLogsTruncater
Process the removed task's logs.
truncateLogsAsUser(String, List<Task>) - Method in class org.apache.hadoop.mapred.DefaultTaskController
 
truncateLogsAsUser(String, List<Task>) - Method in class org.apache.hadoop.mapred.TaskController
Run the passed command as the user
tryDivide(BigDecimal, BigDecimal) - Method in class org.apache.hadoop.mapreduce.lib.db.BigDecimalSplitter
Divide numerator by denominator.
tryFence(HAServiceTarget, String) - Method in class org.apache.hadoop.mapred.SshFenceByTcpPort
 
TT_KEYTAB_FILE - Static variable in class org.apache.hadoop.mapred.TaskTracker
 
TT_LOG_TMP_DIR - Static variable in class org.apache.hadoop.mapred.TaskTracker
 
TT_RESOURCE_CALCULATOR_PLUGIN - Static variable in class org.apache.hadoop.mapred.TaskTracker
 
TT_USER_NAME - Static variable in class org.apache.hadoop.mapred.TaskTracker
 
ttConf - Variable in class org.apache.hadoop.mapred.JobLocalizer
 
TupleWritable - Class in org.apache.hadoop.mapred.join
Writable type storing multiple Writables.
TupleWritable() - Constructor for class org.apache.hadoop.mapred.join.TupleWritable
Create an empty tuple with no allocated storage for writables.
TupleWritable(Writable[]) - Constructor for class org.apache.hadoop.mapred.join.TupleWritable
Initialize tuple with storage; unknown whether any of them contain "written" values.
twoRotations - Static variable in class org.apache.hadoop.examples.dancing.Pentomino
Is the piece identical if rotated 180 degrees?
Type - Enum in org.apache.hadoop.typedbytes
The possible type codes.
TYPE_SEPARATOR - Static variable in interface org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorDescriptor
 
TYPED_BYTES_ID - Static variable in class org.apache.hadoop.streaming.io.IdentifierResolver
 
TypedBytesInput - Class in org.apache.hadoop.typedbytes
Provides functionality for reading typed bytes.
TypedBytesInput(DataInput) - Constructor for class org.apache.hadoop.typedbytes.TypedBytesInput
Creates a new instance of TypedBytesInput.
TypedBytesInputWriter - Class in org.apache.hadoop.streaming.io
InputWriter that writes the client's input as typed bytes.
TypedBytesInputWriter() - Constructor for class org.apache.hadoop.streaming.io.TypedBytesInputWriter
 
TypedBytesOutput - Class in org.apache.hadoop.typedbytes
Provides functionality for writing typed bytes.
TypedBytesOutput(DataOutput) - Constructor for class org.apache.hadoop.typedbytes.TypedBytesOutput
Creates a new instance of TypedBytesOutput.
TypedBytesOutputReader - Class in org.apache.hadoop.streaming.io
OutputReader that reads the client's output as typed bytes.
TypedBytesOutputReader() - Constructor for class org.apache.hadoop.streaming.io.TypedBytesOutputReader
 
TypedBytesRecordInput - Class in org.apache.hadoop.typedbytes
Serializer for records that writes typed bytes.
TypedBytesRecordInput(TypedBytesInput) - Constructor for class org.apache.hadoop.typedbytes.TypedBytesRecordInput
Creates a new instance of TypedBytesRecordInput.
TypedBytesRecordInput(DataInput) - Constructor for class org.apache.hadoop.typedbytes.TypedBytesRecordInput
Creates a new instance of TypedBytesRecordInput.
TypedBytesRecordOutput - Class in org.apache.hadoop.typedbytes
Deserialized for records that reads typed bytes.
TypedBytesRecordOutput(TypedBytesOutput) - Constructor for class org.apache.hadoop.typedbytes.TypedBytesRecordOutput
Creates a new instance of TypedBytesRecordOutput.
TypedBytesRecordOutput(DataOutput) - Constructor for class org.apache.hadoop.typedbytes.TypedBytesRecordOutput
Creates a new instance of TypedBytesRecordOutput.
TypedBytesWritable - Class in org.apache.hadoop.typedbytes
Writable for typed bytes.
TypedBytesWritable() - Constructor for class org.apache.hadoop.typedbytes.TypedBytesWritable
Create a TypedBytesWritable.
TypedBytesWritable(byte[]) - Constructor for class org.apache.hadoop.typedbytes.TypedBytesWritable
Create a TypedBytesWritable with a given byte array as initial value.
TypedBytesWritableInput - Class in org.apache.hadoop.typedbytes
Provides functionality for reading typed bytes as Writable objects.
TypedBytesWritableInput(TypedBytesInput) - Constructor for class org.apache.hadoop.typedbytes.TypedBytesWritableInput
Creates a new instance of TypedBytesWritableInput.
TypedBytesWritableInput(DataInput) - Constructor for class org.apache.hadoop.typedbytes.TypedBytesWritableInput
Creates a new instance of TypedBytesWritableInput.
TypedBytesWritableOutput - Class in org.apache.hadoop.typedbytes
Provides functionality for writing Writable objects as typed bytes.
TypedBytesWritableOutput(TypedBytesOutput) - Constructor for class org.apache.hadoop.typedbytes.TypedBytesWritableOutput
Creates a new instance of TypedBytesWritableOutput.
TypedBytesWritableOutput(DataOutput) - Constructor for class org.apache.hadoop.typedbytes.TypedBytesWritableOutput
Creates a new instance of TypedBytesWritableOutput.

U

ugi - Variable in class org.apache.hadoop.mapreduce.task.JobContextImpl
The UserGroupInformation object that has a reference to the current user
umbilical - Variable in class org.apache.hadoop.mapred.Task
 
UNAVAILABLE - Static variable in class org.apache.hadoop.mapred.TaskTrackerStatus
 
UncompressedSplitLineReader - Class in org.apache.hadoop.mapreduce.lib.input
SplitLineReader for uncompressed files.
UncompressedSplitLineReader(FSDataInputStream, Configuration, byte[], long) - Constructor for class org.apache.hadoop.mapreduce.lib.input.UncompressedSplitLineReader
 
UNINITIALIZED_MEMORY_VALUE - Static variable in class org.apache.hadoop.mapred.ClusterStatus
 
UNIQ_VALUE_COUNT - Static variable in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorBaseDescriptor
 
UniqValueCount - Class in org.apache.hadoop.mapred.lib.aggregate
This class implements a value aggregator that dedupes a sequence of objects.
UniqValueCount() - Constructor for class org.apache.hadoop.mapred.lib.aggregate.UniqValueCount
the default constructor
UniqValueCount(long) - Constructor for class org.apache.hadoop.mapred.lib.aggregate.UniqValueCount
constructor
unmarkJobFromLogDeletion(JobID) - Method in class org.apache.hadoop.mapred.UserLogCleaner
Remove job from user log deletion.
UNPACK_JAR_PATTERN_DEFAULT - Static variable in class org.apache.hadoop.mapred.JobConf
Pattern for the default unpacking behavior for job jars
unreserveSlots(TaskType, JobInProgress) - Method in class org.apache.hadoop.mapreduce.server.jobtracker.TaskTracker
Free map slots on this TaskTracker which were reserved for taskType.
unreserveTaskTracker(TaskTracker, TaskType) - Method in class org.apache.hadoop.mapred.JobInProgress
 
unsetNeedAdditionalRecordAfterSplit() - Method in class org.apache.hadoop.mapreduce.lib.input.UncompressedSplitLineReader
 
UPDATE - Static variable in class org.apache.hadoop.contrib.index.mapred.DocumentAndOp.Op
 
UpdateIndex - Class in org.apache.hadoop.contrib.index.main
A distributed "index" is partitioned into "shards".
UpdateIndex() - Constructor for class org.apache.hadoop.contrib.index.main.UpdateIndex
 
updateMetrics() - Method in class org.apache.hadoop.mapred.JobInProgress
Called periodically by JobTrackerMetrics to update the metrics for this job.
updatePrivateDistributedCacheSizes(JobID, long[]) - Method in class org.apache.hadoop.mapred.TaskTracker
 
updatePrivateDistributedCacheSizes(JobID, long[]) - Method in interface org.apache.hadoop.mapred.TaskUmbilicalProtocol
The job initializer needs to report the sizes of the archive objects and directories in the private distributed cache.
updateState(String, String, long) - Static method in class org.apache.hadoop.contrib.failmon.PersistentState
Upadate the state of parsing for a particular log file.
updateTaskStatus(TaskInProgress, TaskStatus) - Method in class org.apache.hadoop.mapred.JobInProgress
Assuming JobTracker is locked on entry.
upload() - Method in class org.apache.hadoop.contrib.failmon.LocalStore
Upload the local file store into HDFS, after it compressing it.
UPLOAD_INTERVAL - Static variable in class org.apache.hadoop.contrib.failmon.LocalStore
 
UPPER_LIMIT_ON_TASK_VMEM_PROPERTY - Static variable in class org.apache.hadoop.mapred.JobConf
Deprecated. 
URL_PROPERTY - Static variable in class org.apache.hadoop.mapred.lib.db.DBConfiguration
JDBC Database access URL
URL_PROPERTY - Static variable in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
JDBC Database access URL
user - Variable in class org.apache.hadoop.mapred.SshFenceByTcpPort.Args
 
USER_LOG_RETAIN_HOURS - Static variable in interface org.apache.hadoop.mapreduce.JobContext
 
userClassesTakesPrecedence() - Method in class org.apache.hadoop.mapred.JobConf
Get the boolean value for the property that specifies which classpath takes precedence when tasks are launched.
userClassesTakesPrecedence() - Method in interface org.apache.hadoop.mapreduce.JobContext
Get the boolean value for the property that specifies which classpath takes precedence when tasks are launched.
userClassesTakesPrecedence() - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
userClassesTakesPrecedence() - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
userClassesTakesPrecedence() - Method in class org.apache.hadoop.mapreduce.task.JobContextImpl
Get the boolean value for the property that specifies which classpath takes precedence when tasks are launched.
UserDefinedValueAggregatorDescriptor - Class in org.apache.hadoop.mapred.lib.aggregate
This class implements a wrapper for a user defined value aggregator descriptor.
UserDefinedValueAggregatorDescriptor(String, JobConf) - Constructor for class org.apache.hadoop.mapred.lib.aggregate.UserDefinedValueAggregatorDescriptor
 
UserLogCleaner - Class in org.apache.hadoop.mapred
This is used only in UserLogManager, to manage cleanup of user logs.
UserLogCleaner(UserLogManager, Configuration) - Constructor for class org.apache.hadoop.mapred.UserLogCleaner
 
UserLogEvent - Class in org.apache.hadoop.mapreduce.server.tasktracker.userlogs
A directive from the various components of TaskTracker to the UserLogManager to inform about an event.
UserLogEvent(UserLogEvent.EventType) - Constructor for class org.apache.hadoop.mapreduce.server.tasktracker.userlogs.UserLogEvent
 
UserLogEvent.EventType - Enum in org.apache.hadoop.mapreduce.server.tasktracker.userlogs
 
UserLogManager - Class in org.apache.hadoop.mapreduce.server.tasktracker.userlogs
This manages user logs on the TaskTracker.
UserLogManager(Configuration, TaskController) - Constructor for class org.apache.hadoop.mapreduce.server.tasktracker.userlogs.UserLogManager
Create the user log manager to manage user logs on TaskTracker.
UserLogManager(Configuration) - Constructor for class org.apache.hadoop.mapreduce.server.tasktracker.userlogs.UserLogManager
Create the user log manager to manage user logs on TaskTracker.
USERLOGS_PATH_FILTER - Static variable in class org.apache.hadoop.mapred.TaskLog
Path filter that filters out userlogs directory.
USERNAME_PROPERTY - Static variable in class org.apache.hadoop.mapred.lib.db.DBConfiguration
User name to access the database
USERNAME_PROPERTY - Static variable in class org.apache.hadoop.mapreduce.lib.db.DBConfiguration
User name to access the database
UTF8ByteArrayUtils - Class in org.apache.hadoop.streaming
Deprecated.
use UTF8ByteArrayUtils and StreamKeyValUtil instead
UTF8ByteArrayUtils() - Constructor for class org.apache.hadoop.streaming.UTF8ByteArrayUtils
Deprecated.
 
Utils - Class in org.apache.hadoop.mapred
A utility class.
Utils() - Constructor for class org.apache.hadoop.mapred.Utils
 
Utils.OutputFileUtils - Class in org.apache.hadoop.mapred
 
Utils.OutputFileUtils() - Constructor for class org.apache.hadoop.mapred.Utils.OutputFileUtils
 
Utils.OutputFileUtils.OutputFilesFilter - Class in org.apache.hadoop.mapred
This class filters output(part) files from the given directory It does not accept files with filenames _logs and _SUCCESS.
Utils.OutputFileUtils.OutputFilesFilter() - Constructor for class org.apache.hadoop.mapred.Utils.OutputFileUtils.OutputFilesFilter
 
Utils.OutputFileUtils.OutputLogFilter - Class in org.apache.hadoop.mapred
This class filters log files from directory given It doesnt accept paths having _logs.
Utils.OutputFileUtils.OutputLogFilter() - Constructor for class org.apache.hadoop.mapred.Utils.OutputFileUtils.OutputLogFilter
 

V

validate(Configuration) - Static method in class org.apache.hadoop.filecache.TrackerDistributedCacheManager
This is part of the framework API.
VALUE_CLASS - Static variable in class org.apache.hadoop.mapreduce.lib.output.SequenceFileAsBinaryOutputFormat
 
VALUE_HISTOGRAM - Static variable in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorBaseDescriptor
 
ValueAggregator - Interface in org.apache.hadoop.mapred.lib.aggregate
This interface defines the minimal protocol for value aggregators.
ValueAggregatorBaseDescriptor - Class in org.apache.hadoop.mapred.lib.aggregate
This class implements the common functionalities of the subclasses of ValueAggregatorDescriptor class.
ValueAggregatorBaseDescriptor() - Constructor for class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorBaseDescriptor
 
ValueAggregatorCombiner<K1 extends org.apache.hadoop.io.WritableComparable,V1 extends org.apache.hadoop.io.Writable> - Class in org.apache.hadoop.mapred.lib.aggregate
This class implements the generic combiner of Aggregate.
ValueAggregatorCombiner() - Constructor for class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorCombiner
 
ValueAggregatorDescriptor - Interface in org.apache.hadoop.mapred.lib.aggregate
This interface defines the contract a value aggregator descriptor must support.
ValueAggregatorJob - Class in org.apache.hadoop.mapred.lib.aggregate
This is the main class for creating a map/reduce job using Aggregate framework.
ValueAggregatorJob() - Constructor for class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorJob
 
ValueAggregatorJobBase<K1 extends org.apache.hadoop.io.WritableComparable,V1 extends org.apache.hadoop.io.Writable> - Class in org.apache.hadoop.mapred.lib.aggregate
This abstract class implements some common functionalities of the the generic mapper, reducer and combiner classes of Aggregate.
ValueAggregatorJobBase() - Constructor for class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorJobBase
 
ValueAggregatorMapper<K1 extends org.apache.hadoop.io.WritableComparable,V1 extends org.apache.hadoop.io.Writable> - Class in org.apache.hadoop.mapred.lib.aggregate
This class implements the generic mapper of Aggregate.
ValueAggregatorMapper() - Constructor for class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorMapper
 
ValueAggregatorReducer<K1 extends org.apache.hadoop.io.WritableComparable,V1 extends org.apache.hadoop.io.Writable> - Class in org.apache.hadoop.mapred.lib.aggregate
This class implements the generic reducer of Aggregate.
ValueAggregatorReducer() - Constructor for class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorReducer
 
ValueHistogram - Class in org.apache.hadoop.mapred.lib.aggregate
This class implements a value aggregator that computes the histogram of a sequence of strings.
ValueHistogram() - Constructor for class org.apache.hadoop.mapred.lib.aggregate.ValueHistogram
 
valueOf(String) - Static method in enum org.apache.hadoop.contrib.failmon.OfflineAnonymizer.LogType
Returns the enum constant of this type with the specified name.
valueOf(String) - Static method in enum org.apache.hadoop.examples.dancing.Pentomino.SolutionCategory
Returns the enum constant of this type with the specified name.
valueOf(String) - Static method in enum org.apache.hadoop.mapred.JobClient.TaskStatusFilter
Returns the enum constant of this type with the specified name.
valueOf(String) - Static method in enum org.apache.hadoop.mapred.JobHistory.Keys
Returns the enum constant of this type with the specified name.
valueOf(String) - Static method in enum org.apache.hadoop.mapred.JobHistory.RecordTypes
Returns the enum constant of this type with the specified name.
valueOf(String) - Static method in enum org.apache.hadoop.mapred.JobHistory.Values
Returns the enum constant of this type with the specified name.
valueOf(String) - Static method in enum org.apache.hadoop.mapred.JobInProgress.Counter
Returns the enum constant of this type with the specified name.
valueOf(String) - Static method in enum org.apache.hadoop.mapred.JobPriority
Returns the enum constant of this type with the specified name.
valueOf(String) - Static method in enum org.apache.hadoop.mapred.JobTracker.State
Returns the enum constant of this type with the specified name.
valueOf(String) - Static method in enum org.apache.hadoop.mapred.join.Parser.TType
Returns the enum constant of this type with the specified name.
valueOf(String) - Static method in enum org.apache.hadoop.mapred.Operation
Returns the enum constant of this type with the specified name.
valueOf(String) - Static method in enum org.apache.hadoop.mapred.Task.Counter
Returns the enum constant of this type with the specified name.
valueOf(String) - Static method in enum org.apache.hadoop.mapred.TaskCompletionEvent.Status
Returns the enum constant of this type with the specified name.
valueOf(String) - Static method in enum org.apache.hadoop.mapred.TaskLog.LogName
Returns the enum constant of this type with the specified name.
valueOf(String) - Static method in enum org.apache.hadoop.mapred.TaskStatus.Phase
Returns the enum constant of this type with the specified name.
valueOf(String) - Static method in enum org.apache.hadoop.mapred.TaskStatus.State
Returns the enum constant of this type with the specified name.
valueOf(String) - Static method in enum org.apache.hadoop.mapred.TIPStatus
Returns the enum constant of this type with the specified name.
valueOf(String) - Static method in enum org.apache.hadoop.mapreduce.Cluster.JobTrackerStatus
Returns the enum constant of this type with the specified name.
valueOf(String) - Static method in enum org.apache.hadoop.mapreduce.FileSystemCounter
Returns the enum constant of this type with the specified name.
valueOf(String) - Static method in enum org.apache.hadoop.mapreduce.Job.JobState
Returns the enum constant of this type with the specified name.
valueOf(String) - Static method in enum org.apache.hadoop.mapreduce.JobACL
Returns the enum constant of this type with the specified name.
valueOf(String) - Static method in enum org.apache.hadoop.mapreduce.JobCounter
Returns the enum constant of this type with the specified name.
valueOf(String) - Static method in enum org.apache.hadoop.mapreduce.JobStatus.State
Returns the enum constant of this type with the specified name.
valueOf(String) - Static method in enum org.apache.hadoop.mapreduce.lib.input.FileInputFormatCounter
Returns the enum constant of this type with the specified name.
valueOf(String) - Static method in enum org.apache.hadoop.mapreduce.lib.jobcontrol.ControlledJob.State
Returns the enum constant of this type with the specified name.
valueOf(String) - Static method in enum org.apache.hadoop.mapreduce.lib.jobcontrol.JobControl.ThreadState
Returns the enum constant of this type with the specified name.
valueOf(String) - Static method in enum org.apache.hadoop.mapreduce.lib.output.FileOutputFormatCounter
Returns the enum constant of this type with the specified name.
valueOf(String) - Static method in enum org.apache.hadoop.mapreduce.server.tasktracker.userlogs.UserLogEvent.EventType
Returns the enum constant of this type with the specified name.
valueOf(String) - Static method in enum org.apache.hadoop.mapreduce.TaskCounter
Returns the enum constant of this type with the specified name.
valueOf(String) - Static method in enum org.apache.hadoop.mapreduce.TaskType
Returns the enum constant of this type with the specified name.
valueOf(String) - Static method in enum org.apache.hadoop.typedbytes.Type
Returns the enum constant of this type with the specified name.
valueOf(String) - Static method in enum org.apache.hadoop.util.ProcessTree.Signal
Returns the enum constant of this type with the specified name.
values() - Static method in enum org.apache.hadoop.contrib.failmon.OfflineAnonymizer.LogType
Returns an array containing the constants of this enum type, in the order they are declared.
values() - Static method in enum org.apache.hadoop.examples.dancing.Pentomino.SolutionCategory
Returns an array containing the constants of this enum type, in the order they are declared.
values() - Static method in enum org.apache.hadoop.mapred.JobClient.TaskStatusFilter
Returns an array containing the constants of this enum type, in the order they are declared.
values() - Static method in enum org.apache.hadoop.mapred.JobHistory.Keys
Returns an array containing the constants of this enum type, in the order they are declared.
values() - Static method in enum org.apache.hadoop.mapred.JobHistory.RecordTypes
Returns an array containing the constants of this enum type, in the order they are declared.
values() - Static method in enum org.apache.hadoop.mapred.JobHistory.Values
Returns an array containing the constants of this enum type, in the order they are declared.
values() - Static method in enum org.apache.hadoop.mapred.JobInProgress.Counter
Returns an array containing the constants of this enum type, in the order they are declared.
values() - Static method in enum org.apache.hadoop.mapred.JobPriority
Returns an array containing the constants of this enum type, in the order they are declared.
values() - Static method in enum org.apache.hadoop.mapred.JobTracker.State
Returns an array containing the constants of this enum type, in the order they are declared.
values() - Static method in enum org.apache.hadoop.mapred.join.Parser.TType
Returns an array containing the constants of this enum type, in the order they are declared.
values() - Static method in enum org.apache.hadoop.mapred.Operation
Returns an array containing the constants of this enum type, in the order they are declared.
values() - Static method in enum org.apache.hadoop.mapred.Task.Counter
Returns an array containing the constants of this enum type, in the order they are declared.
values() - Static method in enum org.apache.hadoop.mapred.TaskCompletionEvent.Status
Returns an array containing the constants of this enum type, in the order they are declared.
values() - Static method in enum org.apache.hadoop.mapred.TaskLog.LogName
Returns an array containing the constants of this enum type, in the order they are declared.
values() - Static method in enum org.apache.hadoop.mapred.TaskStatus.Phase
Returns an array containing the constants of this enum type, in the order they are declared.
values() - Static method in enum org.apache.hadoop.mapred.TaskStatus.State
Returns an array containing the constants of this enum type, in the order they are declared.
values() - Static method in enum org.apache.hadoop.mapred.TIPStatus
Returns an array containing the constants of this enum type, in the order they are declared.
values() - Static method in enum org.apache.hadoop.mapreduce.Cluster.JobTrackerStatus
Returns an array containing the constants of this enum type, in the order they are declared.
values() - Static method in enum org.apache.hadoop.mapreduce.FileSystemCounter
Returns an array containing the constants of this enum type, in the order they are declared.
values() - Static method in enum org.apache.hadoop.mapreduce.Job.JobState
Returns an array containing the constants of this enum type, in the order they are declared.
values() - Static method in enum org.apache.hadoop.mapreduce.JobACL
Returns an array containing the constants of this enum type, in the order they are declared.
values() - Static method in enum org.apache.hadoop.mapreduce.JobCounter
Returns an array containing the constants of this enum type, in the order they are declared.
values() - Static method in enum org.apache.hadoop.mapreduce.JobStatus.State
Returns an array containing the constants of this enum type, in the order they are declared.
values() - Static method in enum org.apache.hadoop.mapreduce.lib.input.FileInputFormatCounter
Returns an array containing the constants of this enum type, in the order they are declared.
values() - Static method in enum org.apache.hadoop.mapreduce.lib.jobcontrol.ControlledJob.State
Returns an array containing the constants of this enum type, in the order they are declared.
values() - Static method in enum org.apache.hadoop.mapreduce.lib.jobcontrol.JobControl.ThreadState
Returns an array containing the constants of this enum type, in the order they are declared.
values() - Static method in enum org.apache.hadoop.mapreduce.lib.output.FileOutputFormatCounter
Returns an array containing the constants of this enum type, in the order they are declared.
values() - Static method in enum org.apache.hadoop.mapreduce.server.tasktracker.userlogs.UserLogEvent.EventType
Returns an array containing the constants of this enum type, in the order they are declared.
values() - Static method in enum org.apache.hadoop.mapreduce.TaskCounter
Returns an array containing the constants of this enum type, in the order they are declared.
values() - Static method in enum org.apache.hadoop.mapreduce.TaskType
Returns an array containing the constants of this enum type, in the order they are declared.
values() - Static method in enum org.apache.hadoop.typedbytes.Type
Returns an array containing the constants of this enum type, in the order they are declared.
values() - Static method in enum org.apache.hadoop.util.ProcessTree.Signal
Returns an array containing the constants of this enum type, in the order they are declared.
verbose - Variable in class org.apache.hadoop.streaming.JarBuilder
 
verbose_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
verifyReply(String, String, SecretKey) - Static method in class org.apache.hadoop.mapreduce.security.SecureShuffleUtils
verify that base64Hash is same as HMacHash(msg)
version() - Method in class org.apache.hadoop.mapreduce.counters.CounterGroupFactory
 
versionID - Static variable in interface org.apache.hadoop.mapred.AdminOperationsProtocol
Version 1: Initial version.
versionID - Static variable in interface org.apache.hadoop.mapred.TaskUmbilicalProtocol
Changed the version to 2, since we have a new method getMapOutputs Changed version to 3 to have progress() return a boolean Changed the version to 4, since we have replaced TaskUmbilicalProtocol.progress(String, float, String, org.apache.hadoop.mapred.TaskStatus.Phase, Counters) with statusUpdate(String, TaskStatus) Version 5 changed counters representation for HADOOP-2248 Version 6 changes the TaskStatus representation for HADOOP-2208 Version 7 changes the done api (via HADOOP-3140).
versionID - Static variable in interface org.apache.hadoop.mr1security.authorize.RefreshAuthorizationPolicyProtocol
Version 1: Initial version
versionID - Static variable in interface org.apache.hadoop.mr1security.RefreshUserMappingsProtocol
Version 1: Initial version.
versionID - Static variable in interface org.apache.hadoop.mr1tools.GetUserMappingsProtocol
Version 1: Initial version.
violation() - Method in class org.apache.hadoop.mapreduce.counters.Limits
 

W

waitForCompletion() - Method in interface org.apache.hadoop.mapred.RunningJob
Blocks until the job is complete.
waitForCompletion(boolean) - Method in class org.apache.hadoop.mapreduce.Job
Submit the job to the cluster and wait for it to finish.
WAITING - Static variable in class org.apache.hadoop.mapred.jobcontrol.Job
Deprecated.
 
wasKilled() - Method in class org.apache.hadoop.mapred.TaskInProgress
Was the task killed?
width - Variable in class org.apache.hadoop.examples.dancing.Pentomino
 
width - Static variable in class org.apache.hadoop.mapred.TaskGraphServlet
height of the graph w/o margins
WordCount - Class in org.apache.hadoop.examples
 
WordCount() - Constructor for class org.apache.hadoop.examples.WordCount
 
WordCount.IntSumReducer - Class in org.apache.hadoop.examples
 
WordCount.IntSumReducer() - Constructor for class org.apache.hadoop.examples.WordCount.IntSumReducer
 
WordCount.TokenizerMapper - Class in org.apache.hadoop.examples
 
WordCount.TokenizerMapper() - Constructor for class org.apache.hadoop.examples.WordCount.TokenizerMapper
 
WORK_DIR_FIX - Static variable in class org.apache.hadoop.filecache.TrackerDistributedCacheManager
 
WrappedMapper<KEYIN,VALUEIN,KEYOUT,VALUEOUT> - Class in org.apache.hadoop.mapreduce.lib.map
A Mapper which wraps a given one to allow custom Mapper.Context implementations.
WrappedMapper() - Constructor for class org.apache.hadoop.mapreduce.lib.map.WrappedMapper
 
WrappedMapper.Context - Class in org.apache.hadoop.mapreduce.lib.map
 
WrappedMapper.Context(MapContext<KEYIN, VALUEIN, KEYOUT, VALUEOUT>) - Constructor for class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
WrappedRecordReader<K extends org.apache.hadoop.io.WritableComparable,U extends org.apache.hadoop.io.Writable> - Class in org.apache.hadoop.mapred.join
Proxy class for a RecordReader participating in the join framework.
WrappedReducer<KEYIN,VALUEIN,KEYOUT,VALUEOUT> - Class in org.apache.hadoop.mapreduce.lib.reduce
A Reducer which wraps a given one to allow for custom Reducer.Context implementations.
WrappedReducer() - Constructor for class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer
 
WrappedReducer.Context - Class in org.apache.hadoop.mapreduce.lib.reduce
 
WrappedReducer.Context(ReduceContext<KEYIN, VALUEIN, KEYOUT, VALUEOUT>) - Constructor for class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
write(DataOutput) - Method in class org.apache.hadoop.contrib.index.example.LineDocTextAndOp
 
write(DataOutput) - Method in class org.apache.hadoop.contrib.index.mapred.DocumentAndOp
 
write(DataOutput) - Method in class org.apache.hadoop.contrib.index.mapred.DocumentID
 
write(DataOutput) - Method in class org.apache.hadoop.contrib.index.mapred.IntermediateForm
 
write(DataOutput) - Method in class org.apache.hadoop.contrib.index.mapred.Shard
 
write(DataOutput) - Method in class org.apache.hadoop.examples.MultiFileWordCount.WordOffset
 
write(DataOutput) - Method in class org.apache.hadoop.examples.SecondarySort.IntPair
 
write(DataOutput) - Method in class org.apache.hadoop.examples.SleepJob.EmptySplit
 
write(DataOutput) - Method in class org.apache.hadoop.mapred.ClusterStatus
 
write(DataOutput) - Method in class org.apache.hadoop.mapred.Counters.Counter
Deprecated.
 
write(DataOutput) - Method in class org.apache.hadoop.mapred.Counters.Group
Deprecated.
 
write(DataOutput) - Method in class org.apache.hadoop.mapred.FileSplit
 
write(DataOutput) - Method in class org.apache.hadoop.mapred.JobProfile
 
write(DataOutput) - Method in class org.apache.hadoop.mapred.JobQueueInfo
 
write(DataOutput) - Method in class org.apache.hadoop.mapred.JobStatus
 
write(DataOutput) - Method in class org.apache.hadoop.mapred.join.CompositeInputSplit
Write splits in the following format.
write(DataOutput) - Method in class org.apache.hadoop.mapred.join.TupleWritable
Writes each Writable to out.
write(DataOutput) - Method in class org.apache.hadoop.mapred.JvmTask
 
write(DataOutput) - Method in class org.apache.hadoop.mapred.lib.CombineFileSplit
 
write(int) - Method in class org.apache.hadoop.mapred.MapTask.MapOutputBuffer.Buffer
 
write(byte[], int, int) - Method in class org.apache.hadoop.mapred.MapTask.MapOutputBuffer.Buffer
Attempt to write a sequence of bytes to the collection buffer.
write(DataOutput) - Method in class org.apache.hadoop.mapred.MapTask
 
write(DataOutput) - Method in class org.apache.hadoop.mapred.MapTaskCompletionEventsUpdate
 
write(K, V) - Method in interface org.apache.hadoop.mapred.RecordWriter
Writes a key/value pair.
write(DataOutput) - Method in class org.apache.hadoop.mapred.ReduceTask
 
write(DataOutput) - Method in class org.apache.hadoop.mapred.Task
 
write(DataOutput) - Method in class org.apache.hadoop.mapred.TaskCompletionEvent
 
write(DataOutput) - Method in class org.apache.hadoop.mapred.TaskReport
 
write(DataOutput) - Method in class org.apache.hadoop.mapred.TaskStatus
 
write(DataOutput) - Method in class org.apache.hadoop.mapred.TaskTrackerStatus.ResourceStatus
 
write(DataOutput) - Method in class org.apache.hadoop.mapred.TaskTrackerStatus
 
write(K, V) - Method in class org.apache.hadoop.mapred.TextOutputFormat.LineRecordWriter
 
write(DataOutput) - Method in class org.apache.hadoop.mapreduce.ClusterMetrics
 
write(DataOutput) - Method in class org.apache.hadoop.mapreduce.counters.AbstractCounterGroup
GenericGroup ::= displayName #counter counter*
write(DataOutput) - Method in class org.apache.hadoop.mapreduce.counters.AbstractCounters
Write the set of groups.
write(DataOutput) - Method in class org.apache.hadoop.mapreduce.counters.FileSystemCounterGroup.FSCounter
 
write(DataOutput) - Method in class org.apache.hadoop.mapreduce.counters.FileSystemCounterGroup
FileSystemGroup ::= #scheme (scheme #counter (key value)*)*
write(DataOutput) - Method in class org.apache.hadoop.mapreduce.counters.FrameworkCounterGroup.FrameworkCounter
 
write(DataOutput) - Method in class org.apache.hadoop.mapreduce.counters.FrameworkCounterGroup
FrameworkGroup ::= #counter (key value)*
write(DataOutput) - Method in class org.apache.hadoop.mapreduce.counters.GenericCounter
GenericCounter ::= keyName isDistinctDisplayName [displayName] value
write(DataOutput) - Method in class org.apache.hadoop.mapreduce.ID
 
write(DataOutput) - Method in class org.apache.hadoop.mapreduce.JobID
 
write(DataOutput) - Method in class org.apache.hadoop.mapreduce.lib.db.DataDrivenDBInputFormat.DataDrivenDBInputSplit
write(DataOutput) - Method in class org.apache.hadoop.mapreduce.lib.db.DBInputFormat.DBInputSplit
write(DataOutput) - Method in class org.apache.hadoop.mapreduce.lib.db.DBInputFormat.NullDBWritable
 
write(PreparedStatement) - Method in class org.apache.hadoop.mapreduce.lib.db.DBInputFormat.NullDBWritable
 
write(K, V) - Method in class org.apache.hadoop.mapreduce.lib.db.DBOutputFormat.DBRecordWriter
Writes a key/value pair.
write(PreparedStatement) - Method in interface org.apache.hadoop.mapreduce.lib.db.DBWritable
Sets the fields of the object in the PreparedStatement.
write(DataOutput) - Method in class org.apache.hadoop.mapreduce.lib.input.CombineFileSplit
 
write(DataOutput) - Method in class org.apache.hadoop.mapreduce.lib.input.FileSplit
 
write(KEYOUT, VALUEOUT) - Method in class org.apache.hadoop.mapreduce.lib.map.WrappedMapper.Context
 
write(K, V) - Method in class org.apache.hadoop.mapreduce.lib.output.FilterOutputFormat.FilterRecordWriter
 
write(String, K, V) - Method in class org.apache.hadoop.mapreduce.lib.output.MultipleOutputs
Write key and value to the namedOutput.
write(String, K, V, String) - Method in class org.apache.hadoop.mapreduce.lib.output.MultipleOutputs
Write key and value to baseOutputPath using the namedOutput.
write(KEYOUT, VALUEOUT, String) - Method in class org.apache.hadoop.mapreduce.lib.output.MultipleOutputs
Write key value to an output file name.
write(K, V) - Method in class org.apache.hadoop.mapreduce.lib.output.TextOutputFormat.LineRecordWriter
 
write(KEYOUT, VALUEOUT) - Method in class org.apache.hadoop.mapreduce.lib.reduce.WrappedReducer.Context
 
write(K, V) - Method in class org.apache.hadoop.mapreduce.RecordWriter
Writes a key/value pair.
write(DataOutput) - Method in class org.apache.hadoop.mapreduce.security.token.JobTokenIdentifier
write(DataOutput) - Method in class org.apache.hadoop.mapreduce.split.JobSplit.SplitMetaInfo
 
write(DataOutput) - Method in class org.apache.hadoop.mapreduce.split.JobSplit.TaskSplitIndex
 
write(KEYOUT, VALUEOUT) - Method in class org.apache.hadoop.mapreduce.task.TaskInputOutputContextImpl
Generate an output key/value pair.
write(DataOutput) - Method in class org.apache.hadoop.mapreduce.TaskAttemptID
 
write(DataOutput) - Method in class org.apache.hadoop.mapreduce.TaskID
 
write(KEYOUT, VALUEOUT) - Method in interface org.apache.hadoop.mapreduce.TaskInputOutputContext
Generate an output key/value pair.
write(Object) - Method in class org.apache.hadoop.typedbytes.TypedBytesOutput
Writes a Java object as a typed bytes sequence.
write(Writable) - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableOutput
 
writeArray(ArrayWritable) - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableOutput
 
writeBool(boolean) - Method in class org.apache.hadoop.typedbytes.TypedBytesOutput
Writes a boolean as a typed bytes sequence.
writeBool(boolean, String) - Method in class org.apache.hadoop.typedbytes.TypedBytesRecordOutput
 
writeBoolean(BooleanWritable) - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableOutput
 
writeBuffer(Buffer, String) - Method in class org.apache.hadoop.typedbytes.TypedBytesRecordOutput
 
writeByte(byte) - Method in class org.apache.hadoop.typedbytes.TypedBytesOutput
Writes a byte as a typed bytes sequence.
writeByte(byte, String) - Method in class org.apache.hadoop.typedbytes.TypedBytesRecordOutput
 
writeByte(ByteWritable) - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableOutput
 
writeBytes(byte[], int) - Method in class org.apache.hadoop.typedbytes.TypedBytesOutput
Writes a bytes array as a typed bytes sequence, using a given typecode.
writeBytes(byte[]) - Method in class org.apache.hadoop.typedbytes.TypedBytesOutput
Writes a bytes array as a typed bytes sequence.
writeBytes(BytesWritable) - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableOutput
 
writeCommand(String, FileSystem, Path) - Static method in class org.apache.hadoop.mapred.TaskController
 
writeCompressedBytes(DataOutputStream) - Method in class org.apache.hadoop.mapred.SequenceFileAsBinaryOutputFormat.WritableValueBytes
 
writeCompressedBytes(DataOutputStream) - Method in class org.apache.hadoop.mapreduce.lib.output.SequenceFileAsBinaryOutputFormat.WritableValueBytes
 
writeDouble(double) - Method in class org.apache.hadoop.typedbytes.TypedBytesOutput
Writes a double as a typed bytes sequence.
writeDouble(double, String) - Method in class org.apache.hadoop.typedbytes.TypedBytesRecordOutput
 
writeDouble(DoubleWritable) - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableOutput
 
writeFilesRequiredForRerun(JobConf) - Method in class org.apache.hadoop.mapred.MapTask
 
writeFilesRequiredForRerun(JobConf) - Method in class org.apache.hadoop.mapred.Task
Write files that the IsolationRunner will need to rerun the task.
writeFloat(float) - Method in class org.apache.hadoop.typedbytes.TypedBytesOutput
Writes a float as a typed bytes sequence.
writeFloat(float, String) - Method in class org.apache.hadoop.typedbytes.TypedBytesRecordOutput
 
writeFloat(FloatWritable) - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableOutput
 
writeInt(int) - Method in class org.apache.hadoop.typedbytes.TypedBytesOutput
Writes an integer as a typed bytes sequence.
writeInt(int, String) - Method in class org.apache.hadoop.typedbytes.TypedBytesRecordOutput
 
writeInt(IntWritable) - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableOutput
 
writeKey(K) - Method in class org.apache.hadoop.streaming.io.InputWriter
Writes an input key.
writeKey(Writable) - Method in class org.apache.hadoop.streaming.io.RawBytesInputWriter
 
writeKey(Object) - Method in class org.apache.hadoop.streaming.io.TextInputWriter
 
writeKey(Object) - Method in class org.apache.hadoop.streaming.io.TypedBytesInputWriter
 
writeList(List) - Method in class org.apache.hadoop.typedbytes.TypedBytesOutput
Writes a list as a typed bytes sequence.
writeListFooter() - Method in class org.apache.hadoop.typedbytes.TypedBytesOutput
Writes a list footer.
writeListHeader() - Method in class org.apache.hadoop.typedbytes.TypedBytesOutput
Writes a list header.
writeLocalJobFile(Path, JobConf) - Static method in class org.apache.hadoop.mapred.JobLocalizer
Write the task specific job-configuration file.
writeLong(long) - Method in class org.apache.hadoop.typedbytes.TypedBytesOutput
Writes a long as a typed bytes sequence.
writeLong(long, String) - Method in class org.apache.hadoop.typedbytes.TypedBytesRecordOutput
 
writeLong(LongWritable) - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableOutput
 
writeMap(Map) - Method in class org.apache.hadoop.typedbytes.TypedBytesOutput
Writes a map as a typed bytes sequence.
writeMap(MapWritable) - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableOutput
 
writeMapHeader(int) - Method in class org.apache.hadoop.typedbytes.TypedBytesOutput
Writes a map header.
writePartitionFile(JobConf, Path) - Static method in class org.apache.hadoop.examples.terasort.TeraInputFormat
Use the input splits to take samples of the input and generate sample keys.
writePartitionFile(JobConf, InputSampler.Sampler<K, V>) - Static method in class org.apache.hadoop.mapred.lib.InputSampler
Write a partition file for the given job, using the Sampler provided.
writePartitionFile(Job, InputSampler.Sampler<K, V>) - Static method in class org.apache.hadoop.mapreduce.lib.partition.InputSampler
Write a partition file for the given job, using the Sampler provided.
writeRAMFiles(DataOutput, RAMDirectory, String[]) - Static method in class org.apache.hadoop.contrib.index.lucene.RAMDirectoryUtil
Write a number of files from a ram directory to a data output.
writeRaw(byte[]) - Method in class org.apache.hadoop.typedbytes.TypedBytesOutput
Writes a raw sequence of typed bytes.
writeRaw(byte[], int, int) - Method in class org.apache.hadoop.typedbytes.TypedBytesOutput
Writes a raw sequence of typed bytes.
writeRecord(Record) - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableOutput
 
writeSortedMap(SortedMapWritable) - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableOutput
 
writeState(String) - Static method in class org.apache.hadoop.contrib.failmon.PersistentState
Write the state of parsing for all open log files to a property file on disk.
writeString(String) - Method in class org.apache.hadoop.typedbytes.TypedBytesOutput
Writes a string as a typed bytes sequence.
writeString(String, String) - Method in class org.apache.hadoop.typedbytes.TypedBytesRecordOutput
 
writeText(Text) - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableOutput
 
writeToFile(Path, JobConf) - Method in class org.apache.hadoop.mapred.SpillRecord
Write this spill record to the location provided.
writeToFile(Path, JobConf, Checksum) - Method in class org.apache.hadoop.mapred.SpillRecord
 
writeTypedBytes(TypedBytesWritable) - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableOutput
 
writeUncompressedBytes(DataOutputStream) - Method in class org.apache.hadoop.mapred.SequenceFileAsBinaryOutputFormat.WritableValueBytes
 
writeUncompressedBytes(DataOutputStream) - Method in class org.apache.hadoop.mapreduce.lib.output.SequenceFileAsBinaryOutputFormat.WritableValueBytes
 
writeValue(V) - Method in class org.apache.hadoop.streaming.io.InputWriter
Writes an input value.
writeValue(Writable) - Method in class org.apache.hadoop.streaming.io.RawBytesInputWriter
 
writeValue(Object) - Method in class org.apache.hadoop.streaming.io.TextInputWriter
 
writeValue(Object) - Method in class org.apache.hadoop.streaming.io.TypedBytesInputWriter
 
writeVector(ArrayList) - Method in class org.apache.hadoop.typedbytes.TypedBytesOutput
Writes a vector as a typed bytes sequence.
writeVectorHeader(int) - Method in class org.apache.hadoop.typedbytes.TypedBytesOutput
Writes a vector header.
writeVInt(VIntWritable) - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableOutput
 
writeVLong(VLongWritable) - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableOutput
 
writeWritable(Writable) - Method in class org.apache.hadoop.typedbytes.TypedBytesWritableOutput
 

X

xmargin - Static variable in class org.apache.hadoop.mapred.TaskGraphServlet
margin space on x axis

Y

ymargin - Static variable in class org.apache.hadoop.mapred.TaskGraphServlet
margin space on y axis

Z

zipCompress(String) - Static method in class org.apache.hadoop.contrib.failmon.LocalStore
Compress a text file using the ZIP compressing algorithm.
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