org.apache.tez.dag.app
Class HeartbeatHandlerBase<T>

java.lang.Object
  org.apache.hadoop.service.AbstractService
      org.apache.tez.dag.app.HeartbeatHandlerBase<T>

All Implemented Interfaces:

Closeable, org.apache.hadoop.service.Service

Direct Known Subclasses:

ContainerHeartbeatHandler, TaskHeartbeatHandler

public abstract class HeartbeatHandlerBase<T>
extends org.apache.hadoop.service.AbstractService

Nested Class Summary

protected static class

HeartbeatHandlerBase.ReportTime

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

org.apache.hadoop.service.Service.STATE

Field Summary

protected AppContext	appContext
protected org.apache.hadoop.yarn.util.Clock	clock
protected org.apache.hadoop.yarn.event.EventHandler	eventHandler
protected int	timeOut
protected Thread	timeOutCheckerThread
protected int	timeOutCheckInterval

Constructor Summary

HeartbeatHandlerBase(AppContext appContext, int expectedConcurrency, String name)

Method Summary

protected Runnable	createPingChecker()
protected abstract int	getConfiguredTimeout(org.apache.hadoop.conf.Configuration conf)
protected abstract int	getConfiguredTimeoutCheckInterval(org.apache.hadoop.conf.Configuration conf)
protected abstract void	handleTimeOut(T t)
protected abstract boolean	hasTimedOut(HeartbeatHandlerBase.ReportTime report, long currentTime)
void	pinged(T id)
void	progressing(T id)
void	register(T id)
void	serviceInit(org.apache.hadoop.conf.Configuration conf)
void	serviceStart()
void	serviceStop()
void	unregister(T id)

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

Field Detail

timeOut

protected int timeOut

timeOutCheckInterval

protected int timeOutCheckInterval

timeOutCheckerThread

protected Thread timeOutCheckerThread

eventHandler

protected final org.apache.hadoop.yarn.event.EventHandler eventHandler

clock

protected final org.apache.hadoop.yarn.util.Clock clock

appContext

protected final AppContext appContext

Constructor Detail

HeartbeatHandlerBase

public HeartbeatHandlerBase(AppContext appContext,
                            int expectedConcurrency,
                            String name)

Method Detail

serviceInit

public void serviceInit(org.apache.hadoop.conf.Configuration conf)

Overrides:

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

serviceStart

public void serviceStart()

Overrides:

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

serviceStop

public void serviceStop()

Overrides:

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

createPingChecker

protected Runnable createPingChecker()

getConfiguredTimeout

protected abstract int getConfiguredTimeout(org.apache.hadoop.conf.Configuration conf)

getConfiguredTimeoutCheckInterval

protected abstract int getConfiguredTimeoutCheckInterval(org.apache.hadoop.conf.Configuration conf)

progressing

public void progressing(T id)

pinged

public void pinged(T id)

register

public void register(T id)

unregister

public void unregister(T id)

hasTimedOut

protected abstract boolean hasTimedOut(HeartbeatHandlerBase.ReportTime report,
                                       long currentTime)

handleTimeOut

protected abstract void handleTimeOut(T t)