org.springframework.yarn.boot.support

Class CommandLineRunnerSupport

java.lang.Object

org.springframework.yarn.boot.support.CommandLineRunnerSupport

All Implemented Interfaces:

org.springframework.core.Ordered

Direct Known Subclasses:

AppmasterLauncherRunner

public abstract class CommandLineRunnerSupport
extends java.lang.Object
implements org.springframework.core.Ordered

Base support class for CommandLineRunner implementations.

Author:

Janne Valkealahti

Field Summary

Fields inherited from interface org.springframework.core.Ordered

HIGHEST_PRECEDENCE, LOWEST_PRECEDENCE

Constructor Summary

Constructors

Constructor and Description
CommandLineRunnerSupport()

Method Summary

Methods

Modifier and Type	Method and Description
protected void	countDownLatch() Count down current latch by one.
void	exit(int status) Exit method wrapping handling through SystemExiter.
void	exit(java.lang.String status) Exit method wrapping handling through SystemExiter.
ExitCodeMapper	getExitCodeMapper() Gets the exit code mapper.
int	getOrder()
boolean	isWaitLatch() Checks if is wait latch.
void	setExitCodeMapper(ExitCodeMapper exitCodeMapper) Sets the exit code mapper.
void	setOrder(int order) Sets the order used forOrdered.
void	setWaitLatch(boolean waitLatch) Sets the wait latch.
protected void	waitLatch() Simply delegates to CountDownLatch.await().
protected void	waitLatch(long timeout, java.util.concurrent.TimeUnit unit) Simply delegates to CountDownLatch.await(long, TimeUnit).

Methods inherited from class java.lang.Object

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

Constructor Detail

CommandLineRunnerSupport

public CommandLineRunnerSupport()

Method Detail

getOrder

public int getOrder()

Specified by:

getOrder in interface org.springframework.core.Ordered

setOrder

public void setOrder(int order)

Sets the order used forOrdered. The order used in this class is Ordered.HIGHEST_PRECEDENCE.

Parameters:

order - the new order

exit

public void exit(int status)

Exit method wrapping handling through SystemExiter.

Parameters:

status - the exit code

exit

public void exit(java.lang.String status)

Exit method wrapping handling through SystemExiter. As exist status for this method is given as String, status value is translated via ExitCodeMapper.

Parameters:

status - the exit code

setWaitLatch

public void setWaitLatch(boolean waitLatch)

Sets the wait latch.

Parameters:

waitLatch - the new wait latch

isWaitLatch

public boolean isWaitLatch()

Checks if is wait latch.

Returns:

true, if is wait latch

setExitCodeMapper

public void setExitCodeMapper(ExitCodeMapper exitCodeMapper)

Sets the exit code mapper.

Parameters:

exitCodeMapper - the new exit code mapper

getExitCodeMapper

public ExitCodeMapper getExitCodeMapper()

Gets the exit code mapper.

Returns:

the exit code mapper

countDownLatch

protected void countDownLatch()

Count down current latch by one.

waitLatch

protected void waitLatch()

Simply delegates to CountDownLatch.await().

waitLatch

protected void waitLatch(long timeout,
             java.util.concurrent.TimeUnit unit)

Simply delegates to CountDownLatch.await(long, TimeUnit).

Parameters:

timeout - the timeout

unit - the unit