org.springframework.yarn.container

Class CommandLineContainerRunner

java.lang.Object

org.springframework.yarn.launch.AbstractCommandLineRunner<YarnContainer>

org.springframework.yarn.container.CommandLineContainerRunner

public class CommandLineContainerRunner
extends AbstractCommandLineRunner<YarnContainer>

A simple container runner executing a bean named "yarnContainer".

Author:

Janne Valkealahti

Constructor Summary

Constructors

Constructor and Description
CommandLineContainerRunner()

Method Summary

Methods

Modifier and Type	Method and Description
protected java.lang.String	getDefaultBeanIdentifier() Gets a default bean id which is used to resolve the instance from an Application Context.
protected java.util.List<java.lang.String>	getValidOpts() Gets the list of valid option arguments.
protected ExitStatus	handleBeanRun(YarnContainer bean, java.lang.String[] parameters, java.util.Set<java.lang.String> opts) Handles the execution of a bean after Application Context(s) has been initialized.
static void	main(java.lang.String[] args)

Methods inherited from class org.springframework.yarn.launch.AbstractCommandLineRunner

doMain, exit, getApplicationContext, getChildApplicationContext, getChildContextConfigPath, getContextConfigPath, getErrorMessage, presetSystemExiter, start

Methods inherited from class java.lang.Object

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

Constructor Detail

CommandLineContainerRunner

public CommandLineContainerRunner()

Method Detail

handleBeanRun

protected ExitStatus handleBeanRun(YarnContainer bean,
                       java.lang.String[] parameters,
                       java.util.Set<java.lang.String> opts)

Description copied from class: AbstractCommandLineRunner

Handles the execution of a bean after Application Context(s) has been initialized. This is considered to be a main entry point what the application will do after initialization.

It is implementors responsibility to decide what to do with the given bean since this class only knows the typed bean instance.

Specified by:

handleBeanRun in class AbstractCommandLineRunner<YarnContainer>

Parameters:

bean - the bean instance

parameters - the parameters

opts - the options

Returns:

the exit status

getDefaultBeanIdentifier

protected java.lang.String getDefaultBeanIdentifier()

Description copied from class: AbstractCommandLineRunner

Gets a default bean id which is used to resolve the instance from an Application Context.

Specified by:

getDefaultBeanIdentifier in class AbstractCommandLineRunner<YarnContainer>

Returns:

the id of the bean

getValidOpts

protected java.util.List<java.lang.String> getValidOpts()

Description copied from class: AbstractCommandLineRunner

Gets the list of valid option arguments. Default implementation returns null thus not allowing any options exist on a command line.

When overriding valid options make sure that options doesn't match anything else planned to be used in a command line. i.e. usually it's advised to prefix options with '-' character.

Overrides:

getValidOpts in class AbstractCommandLineRunner<YarnContainer>

Returns:

the list of option arguments

main

public static void main(java.lang.String[] args)