public class JobTrackerHAServiceProtocol
extends java.lang.Object
implements org.apache.hadoop.ha.HAServiceProtocol
Modifier and Type | Field and Description |
---|---|
static java.lang.String |
SYSTEM_DIR_SEQUENCE_PREFIX |
Constructor and Description |
---|
JobTrackerHAServiceProtocol(org.apache.hadoop.conf.Configuration conf,
JobTrackerHADaemon.JobTrackerRunner jtRunner) |
Modifier and Type | Method and Description |
---|---|
org.apache.hadoop.ha.HAServiceStatus |
getServiceStatus() |
void |
monitorHealth() |
void |
stop() |
void |
transitionToActive(org.apache.hadoop.ha.HAServiceProtocol.StateChangeRequestInfo reqInfo) |
void |
transitionToStandby(org.apache.hadoop.ha.HAServiceProtocol.StateChangeRequestInfo reqInfo) |
public static final java.lang.String SYSTEM_DIR_SEQUENCE_PREFIX
public JobTrackerHAServiceProtocol(org.apache.hadoop.conf.Configuration conf, JobTrackerHADaemon.JobTrackerRunner jtRunner)
public org.apache.hadoop.ha.HAServiceStatus getServiceStatus() throws org.apache.hadoop.security.AccessControlException, java.io.IOException
getServiceStatus
in interface org.apache.hadoop.ha.HAServiceProtocol
org.apache.hadoop.security.AccessControlException
java.io.IOException
public void monitorHealth() throws org.apache.hadoop.ha.HealthCheckFailedException
monitorHealth
in interface org.apache.hadoop.ha.HAServiceProtocol
org.apache.hadoop.ha.HealthCheckFailedException
public void transitionToActive(org.apache.hadoop.ha.HAServiceProtocol.StateChangeRequestInfo reqInfo) throws org.apache.hadoop.ha.ServiceFailedException, org.apache.hadoop.security.AccessControlException, java.io.IOException
transitionToActive
in interface org.apache.hadoop.ha.HAServiceProtocol
org.apache.hadoop.ha.ServiceFailedException
org.apache.hadoop.security.AccessControlException
java.io.IOException
public void transitionToStandby(org.apache.hadoop.ha.HAServiceProtocol.StateChangeRequestInfo reqInfo) throws org.apache.hadoop.ha.ServiceFailedException, org.apache.hadoop.security.AccessControlException, java.io.IOException
transitionToStandby
in interface org.apache.hadoop.ha.HAServiceProtocol
org.apache.hadoop.ha.ServiceFailedException
org.apache.hadoop.security.AccessControlException
java.io.IOException
public void stop()
Copyright © 2009 The Apache Software Foundation