Package com.levigo.jadice.server.core

Class ShutdownWatchdog

java.lang.Object

com.levigo.jadice.server.core.ShutdownWatchdog

All Implemented Interfaces:

EventListener, org.springframework.context.ApplicationListener<org.springframework.context.ApplicationEvent>

public final class ShutdownWatchdog
extends Object
implements org.springframework.context.ApplicationListener<org.springframework.context.ApplicationEvent>

An instance of this class has the task to watch out for ContextClosedEvents of an ApplicationContext. Upon receiving a ContextClosedEvent the shutdown watchdog takes care of shutting down the server via a shutdown command.

Field Summary

Fields

Modifier and Type	Field	Description
protected org.jadice.util.log.Logger	logger

Constructor Summary

Constructors

Constructor	Description
ShutdownWatchdog()
ShutdownWatchdog(int timeout)	Initializes the ShutdownWatchdog with a specified timeout that determines when the shutdown command will be issued after receiving the ContextClosedEvent.
ShutdownWatchdog(int timeout, Runnable shutdownCommand)	Initializes the ShutdownWatchdog with a specified timeout that determines when the shutdown command will be issued after receiving the ContextClosedEvent.

Method Summary

Modifier and Type	Method	Description
int	getTimeout()
void	onApplicationEvent(org.springframework.context.ApplicationEvent event)	Listener for ContextClosedEvents.
void	setTimeout(int timeout)

Methods inherited from class java.lang.Object

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

Field Detail

logger

protected final org.jadice.util.log.Logger logger

Constructor Detail

ShutdownWatchdog

public ShutdownWatchdog()

ShutdownWatchdog

public ShutdownWatchdog(int timeout)

Initializes the ShutdownWatchdog with a specified timeout that determines when the shutdown command will be issued after receiving the ContextClosedEvent.

Parameters:

timeout - the timeout after receiving the ContextClosedEvent and before the shutdown command will be executed.

ShutdownWatchdog

public ShutdownWatchdog(int timeout,
                        Runnable shutdownCommand)

Initializes the ShutdownWatchdog with a specified timeout that determines when the shutdown command will be issued after receiving the ContextClosedEvent.

Parameters:

timeout - the timeout after receiving the ContextClosedEvent and before the shutdown command will be executed.

shutdownCommand - the shutdown command that is intended to be executed after the timeout passed.

Method Detail

onApplicationEvent

public void onApplicationEvent(org.springframework.context.ApplicationEvent event)

Listener for ContextClosedEvents.

Specified by:

onApplicationEvent in interface org.springframework.context.ApplicationListener<org.springframework.context.ApplicationEvent>

Parameters:

event - an application event.

getTimeout

public int getTimeout()

setTimeout

public void setTimeout(int timeout)