Package org.apache.hadoop.yarn.api.protocolrecords

Class StartContainersRequest

java.lang.Object

org.apache.hadoop.yarn.api.protocolrecords.StartContainersRequest

@Public
@Stable
public abstract class StartContainersRequest
extends Object

The request which contains a list of StartContainerRequest sent by the ApplicationMaster to the NodeManager to start containers.

In each StartContainerRequest, the ApplicationMaster has to provide details such as allocated resource capability, security tokens (if enabled), command to be executed to start the container, environment for the process, necessary binaries/jar/shared-objects etc. via the ContainerLaunchContext.

See Also:

• ContainerManagementProtocol.startContainers(StartContainersRequest)

Constructor Summary

Constructors

Constructor	Description
StartContainersRequest()

Method Summary

Modifier and Type	Method	Description
abstract List<StartContainerRequest>	getStartContainerRequests()	Get a list of StartContainerRequest to start containers.
static StartContainersRequest	newInstance(List<StartContainerRequest> requests)
abstract void	setStartContainerRequests(List<StartContainerRequest> request)	Set a list of StartContainerRequest to start containers.

Methods inherited from class java.lang.Object

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

Constructor Details

StartContainersRequest

public StartContainersRequest()

Method Details

newInstance

@Public
@Stable
public static StartContainersRequest newInstance(List<StartContainerRequest> requests)

getStartContainerRequests

@Public
@Stable
public abstract List<StartContainerRequest> getStartContainerRequests()

Get a list of StartContainerRequest to start containers.

Returns:

a list of StartContainerRequest to start containers.

setStartContainerRequests

@Public
@Stable
public abstract void setStartContainerRequests(List<StartContainerRequest> request)

Set a list of StartContainerRequest to start containers.

Parameters:

request - a list of StartContainerRequest to start containers