Package org.apache.hadoop.mapreduce.v2.app.launcher

Class ContainerLauncherImpl

java.lang.Object

org.apache.hadoop.service.AbstractService

org.apache.hadoop.mapreduce.v2.app.launcher.ContainerLauncherImpl

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable, ContainerLauncher, org.apache.hadoop.service.Service, org.apache.hadoop.yarn.event.EventHandler<ContainerLauncherEvent>

public class ContainerLauncherImpl
extends org.apache.hadoop.service.AbstractService
implements ContainerLauncher

This class is responsible for launching of containers.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.hadoop.mapreduce.v2.app.launcher.ContainerLauncher

ContainerLauncher.EventType

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

org.apache.hadoop.service.Service.STATE

Field Summary

Fields

Modifier and Type	Field	Description
protected java.util.concurrent.BlockingQueue<ContainerLauncherEvent>	eventQueue
protected int	initialPoolSize
protected java.util.concurrent.ThreadPoolExecutor	launcherPool

Constructor Summary

Constructors

Constructor	Description
ContainerLauncherImpl(AppContext context)

Method Summary

Modifier and Type	Method	Description
protected org.apache.hadoop.mapreduce.v2.app.launcher.ContainerLauncherImpl.EventProcessor	createEventProcessor(ContainerLauncherEvent event)
org.apache.hadoop.yarn.client.api.impl.ContainerManagementProtocolProxy.ContainerManagementProtocolProxyData	getCMProxy(java.lang.String containerMgrBindAddr, org.apache.hadoop.yarn.api.records.ContainerId containerId)
void	handle(ContainerLauncherEvent event)
protected void	serviceInit(org.apache.hadoop.conf.Configuration conf)
protected void	serviceStart()
protected void	serviceStop()

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

launcherPool

protected java.util.concurrent.ThreadPoolExecutor launcherPool

initialPoolSize

protected int initialPoolSize

eventQueue

protected java.util.concurrent.BlockingQueue<ContainerLauncherEvent> eventQueue

Constructor Detail

ContainerLauncherImpl

public ContainerLauncherImpl(AppContext context)

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

serviceStart

protected void serviceStart()
                     throws java.lang.Exception

Overrides:

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

Throws:

java.lang.Exception

serviceStop

protected void serviceStop()
                    throws java.lang.Exception

Overrides:

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

Throws:

java.lang.Exception

createEventProcessor

protected org.apache.hadoop.mapreduce.v2.app.launcher.ContainerLauncherImpl.EventProcessor createEventProcessor(ContainerLauncherEvent event)

handle

public void handle(ContainerLauncherEvent event)

Specified by:

handle in interface org.apache.hadoop.yarn.event.EventHandler<ContainerLauncherEvent>

getCMProxy

public org.apache.hadoop.yarn.client.api.impl.ContainerManagementProtocolProxy.ContainerManagementProtocolProxyData getCMProxy(java.lang.String containerMgrBindAddr,
                                                                                                                               org.apache.hadoop.yarn.api.records.ContainerId containerId)
                                                                                                                        throws java.io.IOException

Throws:

java.io.IOException