org.apache.tez.dag.app.launcher

Class LocalContainerLauncher

java.lang.Object

org.apache.tez.serviceplugins.api.ContainerLauncher

org.apache.tez.common.DagContainerLauncher

org.apache.tez.dag.app.launcher.LocalContainerLauncher

All Implemented Interfaces:

ServicePluginLifecycle

public class LocalContainerLauncher
extends DagContainerLauncher

Runs the container task locally in a thread. Since all (sub)tasks share the same local directory, they must be executed sequentially in order to avoid creating/deleting the same files/dirs.

Constructor Summary

Constructors

Constructor and Description
LocalContainerLauncher(ContainerLauncherContext containerLauncherContext, AppContext context, TaskCommunicatorManagerInterface taskCommunicatorManagerInterface, String workingDirectory, boolean isLocalMode)

Method Summary

Modifier and Type	Method and Description
void	dagComplete(TezDAGID dag, JobTokenSecretManager jobTokenSecretManager)
void	launchContainer(ContainerLaunchRequest launchRequest)
void	shutdown()
void	start()
void	stopContainer(ContainerStopRequest stopRequest)

Methods inherited from class org.apache.tez.serviceplugins.api.ContainerLauncher

getContext, initialize

Methods inherited from class java.lang.Object

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

Constructor Detail

LocalContainerLauncher

public LocalContainerLauncher(ContainerLauncherContext containerLauncherContext,
                              AppContext context,
                              TaskCommunicatorManagerInterface taskCommunicatorManagerInterface,
                              String workingDirectory,
                              boolean isLocalMode)
                       throws UnknownHostException,
                              TezException

Throws:

UnknownHostException

TezException

Method Detail

start

public void start()
           throws Exception

Specified by:

start in interface ServicePluginLifecycle

Overrides:

start in class ContainerLauncher

Throws:

Exception

shutdown

public void shutdown()
              throws Exception

Specified by:

shutdown in interface ServicePluginLifecycle

Overrides:

shutdown in class ContainerLauncher

Throws:

Exception

launchContainer

public void launchContainer(ContainerLaunchRequest launchRequest)

Specified by:

launchContainer in class ContainerLauncher

stopContainer

public void stopContainer(ContainerStopRequest stopRequest)

Specified by:

stopContainer in class ContainerLauncher

dagComplete

public void dagComplete(TezDAGID dag,
                        JobTokenSecretManager jobTokenSecretManager)

Specified by:

dagComplete in class DagContainerLauncher