de.intarsys.tools.event

Class LifecycleWatchdog

java.lang.Object

de.intarsys.tools.event.LifecycleWatchdog

All Implemented Interfaces:

IStartStop

public abstract class LifecycleWatchdog
extends Object
implements IStartStop

A tool for intercepting and handling lifecycle related events.

Constructor Summary

Constructors

Constructor and Description
LifecycleWatchdog(INotificationSupport factory)

Method Summary

Methods

Modifier and Type	Method and Description
String	getLabel()
INotificationSupport	getObject()
boolean	isStarted() Answer true if this object is started
void	setLabel(String label)
void	start() Arm the watchdog itself.
void	startAuto() Arm the watchdog itself.
void	stop() Disarm the watchdog itself.
boolean	stopRequested(Set visited) Ask the component if it agrees to end its lifecycle at the very moment.
String	toString()

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

LifecycleWatchdog

public LifecycleWatchdog(INotificationSupport factory)

Method Detail

getLabel

public String getLabel()

getObject

public INotificationSupport getObject()

isStarted

public boolean isStarted()

Description copied from interface: IStartStop

Answer true if this object is started

Specified by:

isStarted in interface IStartStop

Returns:

Answer true if this object is started.

setLabel

public void setLabel(String label)

start

public void start()

Arm the watchdog itself. From now it will listen to the creation of new instances.

Specified by:

start in interface IStartStop

See Also:

IStartStop.start()

startAuto

public void startAuto()

Arm the watchdog itself. From now it will listen to the creation of new instances.

See Also:

IStartStop.start()

stop

public void stop()

Disarm the watchdog itself. From now it will not longer listen to the creation of new instances.

Specified by:

stop in interface IStartStop

See Also:

IStartStop.stop()

stopRequested

public boolean stopRequested(Set visited)

Description copied from interface: IStartStop

Ask the component if it agrees to end its lifecycle at the very moment. The component may deny this request, but it must be prepared anyway to be stopped.

Specified by:

stopRequested in interface IStartStop

Parameters:

visited - The optional set of already visited objects in the stop request cycle.

toString

public String toString()

Overrides:

toString in class Object