Package org.apache.hadoop.yarn.server.api

Class ApplicationInitializationContext

java.lang.Object

org.apache.hadoop.yarn.server.api.ApplicationInitializationContext

@Public
@Evolving
public class ApplicationInitializationContext
extends Object

Initialization context for AuxiliaryService when starting an application.

Constructor Summary

Constructors

Constructor	Description
ApplicationInitializationContext(String user, ApplicationId applicationId, ByteBuffer appDataForService)

Method Summary

Modifier and Type	Method	Description
ByteBuffer	getApplicationDataForService()	Get the data sent to the NodeManager via ContainerManagementProtocol.startContainers(StartContainersRequest) as part of ContainerLaunchContext.getServiceData()
ApplicationId	getApplicationId()	Get ApplicationId of the application
String	getUser()	Get the user-name of the application-submitter

Methods inherited from class java.lang.Object

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

Constructor Details

ApplicationInitializationContext

@Private
@Unstable
public ApplicationInitializationContext(String user,
 ApplicationId applicationId,
 ByteBuffer appDataForService)

Method Details

getUser

public String getUser()

Get the user-name of the application-submitter

Returns:

user-name

getApplicationId

public ApplicationId getApplicationId()

Get ApplicationId of the application

Returns:

applications ID

getApplicationDataForService

public ByteBuffer getApplicationDataForService()

Get the data sent to the NodeManager via ContainerManagementProtocol.startContainers(StartContainersRequest) as part of ContainerLaunchContext.getServiceData()

Returns:

the servicesData for this application.