org.springframework.yarn.am

Interface ContainerLauncherInterceptor

All Known Implementing Classes:

AbstractBatchAppmaster, AbstractProcessingAppmaster, BatchAppmaster, StaticAppmaster

public interface ContainerLauncherInterceptor

Interface for interceptors that are able to view and/or modify the ContainerLaunchContext before the container is launched.

Author:

Janne Valkealahti

Method Summary

Methods

Modifier and Type	Method and Description
org.apache.hadoop.yarn.api.records.ContainerLaunchContext	preLaunch(org.apache.hadoop.yarn.api.records.Container container, org.apache.hadoop.yarn.api.records.ContainerLaunchContext context) Invoked before the ContainerLaunchContext is used to launch the container.

Method Detail

preLaunch

org.apache.hadoop.yarn.api.records.ContainerLaunchContext preLaunch(org.apache.hadoop.yarn.api.records.Container container,
                                                                  org.apache.hadoop.yarn.api.records.ContainerLaunchContext context)

Invoked before the ContainerLaunchContext is used to launch the container.

Parameters:

context - the ContainerLaunchContext

container - the Container

Returns:

Unchanged or modified ContainerLaunchContext