Package org.apache.hadoop.hdfs.server.federation.router

Class RouterQuotaUpdateService

java.lang.Object

org.apache.hadoop.service.AbstractService

org.apache.hadoop.hdfs.server.federation.router.PeriodicService

org.apache.hadoop.hdfs.server.federation.router.RouterQuotaUpdateService

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable, org.apache.hadoop.service.Service

public class RouterQuotaUpdateService
extends PeriodicService

Service to periodically update the RouterQuotaUsage cached information in the Router.

Nested Class Summary

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

org.apache.hadoop.service.Service.STATE

Constructor Summary

Constructors

Constructor	Description
RouterQuotaUpdateService(Router router)

Method Summary

Modifier and Type	Method	Description
protected void	periodicInvoke()	Method that the service will run periodically.
protected void	serviceInit(org.apache.hadoop.conf.Configuration conf)

Methods inherited from class org.apache.hadoop.hdfs.server.federation.router.PeriodicService

getErrorCount, getIntervalMs, getLastUpdate, getRunCount, serviceStart, serviceStop, setIntervalMs, startPeriodic, stopPeriodic

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, 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

RouterQuotaUpdateService

public RouterQuotaUpdateService(Router router)
                         throws java.io.IOException

Throws:

java.io.IOException

Method Detail

serviceInit

protected void serviceInit(org.apache.hadoop.conf.Configuration conf)
                    throws java.lang.Exception

Overrides:

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

Throws:

java.lang.Exception

periodicInvoke

protected void periodicInvoke()

Description copied from class: PeriodicService

Method that the service will run periodically.

Specified by:

periodicInvoke in class PeriodicService