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

Class ContainerLauncherImpl

java.lang.Object

org.apache.hadoop.yarn.service.AbstractService

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

All Implemented Interfaces:

ContainerLauncher, org.apache.hadoop.yarn.event.EventHandler<ContainerLauncherEvent>, org.apache.hadoop.yarn.service.Service

public class ContainerLauncherImpl
extends org.apache.hadoop.yarn.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.yarn.service.Service

org.apache.hadoop.yarn.service.Service.STATE

Field Summary

Fields

Modifier and Type	Field and Description
protected BlockingQueue<ContainerLauncherEvent>	eventQueue
protected static int	INITIAL_POOL_SIZE
protected ThreadPoolExecutor	launcherPool

Constructor Summary

Constructors

Constructor and Description
ContainerLauncherImpl(AppContext context)

Method Summary

Methods

Modifier and Type	Method and Description
protected org.apache.hadoop.mapreduce.v2.app.launcher.ContainerLauncherImpl.EventProcessor	createEventProcessor(ContainerLauncherEvent event)
protected org.apache.hadoop.yarn.ipc.YarnRPC	createYarnRPC(org.apache.hadoop.conf.Configuration conf)
protected org.apache.hadoop.yarn.api.ContainerManager	getCMProxy(org.apache.hadoop.yarn.api.records.ContainerId containerID, String containerManagerBindAddr, org.apache.hadoop.yarn.api.records.ContainerToken containerToken)
void	handle(ContainerLauncherEvent event)
void	init(org.apache.hadoop.conf.Configuration config)
void	start()
void	stop()

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

getConfig, getName, getServiceState, getStartTime, register, unregister

Methods inherited from class java.lang.Object

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

init

public void init(org.apache.hadoop.conf.Configuration config)

Specified by:

init in interface org.apache.hadoop.yarn.service.Service

Overrides:

init in class org.apache.hadoop.yarn.service.AbstractService

createYarnRPC

protected org.apache.hadoop.yarn.ipc.YarnRPC createYarnRPC(org.apache.hadoop.conf.Configuration conf)

start

public void start()

Specified by:

start in interface org.apache.hadoop.yarn.service.Service

Overrides:

start in class org.apache.hadoop.yarn.service.AbstractService

stop

public void stop()

Specified by:

stop in interface org.apache.hadoop.yarn.service.Service

Overrides:

stop in class org.apache.hadoop.yarn.service.AbstractService

createEventProcessor

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

getCMProxy

protected org.apache.hadoop.yarn.api.ContainerManager getCMProxy(org.apache.hadoop.yarn.api.records.ContainerId containerID,
                                                     String containerManagerBindAddr,
                                                     org.apache.hadoop.yarn.api.records.ContainerToken containerToken)
                                                          throws IOException

Throws:

IOException

handle

public void handle(ContainerLauncherEvent event)

Specified by:

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