org.apache.hadoop.yarn.logaggregation
Class AggregatedLogDeletionService

java.lang.Object
  org.apache.hadoop.service.AbstractService
      org.apache.hadoop.yarn.logaggregation.AggregatedLogDeletionService

All Implemented Interfaces:

Closeable, org.apache.hadoop.service.Service

@InterfaceAudience.LimitedPrivate(value={"yarn","mapreduce"})
public class AggregatedLogDeletionService
extends org.apache.hadoop.service.AbstractService

A service that periodically deletes aggregated logs.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.hadoop.service.Service

org.apache.hadoop.service.Service.STATE

Constructor Summary

AggregatedLogDeletionService()

Method Summary

protected org.apache.hadoop.conf.Configuration	createConf()
protected org.apache.hadoop.yarn.api.ApplicationClientProtocol	creatRMClient()
long	getCheckIntervalMsecs()
void	refreshLogRetentionSettings()
protected void	serviceStart()
protected void	serviceStop()
protected void	stopRMClient()

Methods inherited from class org.apache.hadoop.service.AbstractService

close, getBlockers, getConfig, getFailureCause, getFailureState, getLifecycleHistory, getName, getServiceState, getStartTime, init, isInState, noteFailure, putBlocker, registerGlobalListener, registerServiceListener, removeBlocker, serviceInit, setConfig, start, stop, toString, unregisterGlobalListener, unregisterServiceListener, waitForServiceToStop

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

AggregatedLogDeletionService

public AggregatedLogDeletionService()

Method Detail

serviceStart

protected void serviceStart()
                     throws Exception

Overrides:

serviceStart in class org.apache.hadoop.service.AbstractService

Throws:

Exception

serviceStop

protected void serviceStop()
                    throws Exception

Overrides:

serviceStop in class org.apache.hadoop.service.AbstractService

Throws:

Exception

refreshLogRetentionSettings

public void refreshLogRetentionSettings()
                                 throws IOException

Throws:

IOException

getCheckIntervalMsecs

public long getCheckIntervalMsecs()

createConf

protected org.apache.hadoop.conf.Configuration createConf()

creatRMClient

protected org.apache.hadoop.yarn.api.ApplicationClientProtocol creatRMClient()
                                                                      throws IOException

Throws:

IOException

stopRMClient

protected void stopRMClient()