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:

Closeable, 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

protected BlockingQueue<ContainerLauncherEvent>	eventQueue
protected static int	INITIAL_POOL_SIZE
protected ThreadPoolExecutor	launcherPool

Constructor Summary

ContainerLauncherImpl(AppContext context)

Method Summary

protected org.apache.hadoop.mapreduce.v2.app.launcher.ContainerLauncherImpl.EventProcessor	createEventProcessor(ContainerLauncherEvent event)
org.apache.hadoop.yarn.client.api.impl.ContainerManagementProtocolProxy.ContainerManagementProtocolProxyData	getCMProxy(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 ThreadPoolExecutor launcherPool

INITIAL_POOL_SIZE

protected static final int INITIAL_POOL_SIZE

See Also:

Constant Field Values

eventQueue

protected BlockingQueue<ContainerLauncherEvent> eventQueue

Constructor Detail

ContainerLauncherImpl

public ContainerLauncherImpl(AppContext context)

Method Detail

serviceInit

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

Overrides:

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

Throws:

Exception

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

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(String containerMgrBindAddr,
                                                                                                                               org.apache.hadoop.yarn.api.records.ContainerId containerId)
                                                                                                                        throws IOException

Throws:

IOException