org.apache.catalina.util
Class LifecycleSupport

java.lang.Object
  org.apache.catalina.util.LifecycleSupport

public final class LifecycleSupport
extends Object

Support class to assist in firing LifecycleEvent notifications to registered LifecycleListeners.

Version:

$Id: LifecycleSupport.java 763298 2009-04-08 16:08:42Z markt $

Author:

Craig R. McClanahan

Constructor Summary

LifecycleSupport(Lifecycle lifecycle)
Construct a new LifecycleSupport object associated with the specified Lifecycle component.

Method Summary

void	addLifecycleListener(LifecycleListener listener) Add a lifecycle event listener to this component.
LifecycleListener[]	findLifecycleListeners() Get the lifecycle listeners associated with this lifecycle.
void	fireLifecycleEvent(String type, Object data) Notify all lifecycle event listeners that a particular event has occurred for this Container.
void	removeLifecycleListener(LifecycleListener listener) Remove a lifecycle event listener from this component.

Methods inherited from class java.lang.Object

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

Constructor Detail

LifecycleSupport

public LifecycleSupport(Lifecycle lifecycle)

Construct a new LifecycleSupport object associated with the specified Lifecycle component.

Parameters:

lifecycle - The Lifecycle component that will be the source of events that we fire

Method Detail

addLifecycleListener

public void addLifecycleListener(LifecycleListener listener)

Add a lifecycle event listener to this component.

Parameters:

listener - The listener to add

findLifecycleListeners

public LifecycleListener[] findLifecycleListeners()

Get the lifecycle listeners associated with this lifecycle. If this Lifecycle has no listeners registered, a zero-length array is returned.

fireLifecycleEvent

public void fireLifecycleEvent(String type,
                               Object data)

Notify all lifecycle event listeners that a particular event has occurred for this Container. The default implementation performs this notification synchronously using the calling thread.

Parameters:

type - Event type

data - Event data

removeLifecycleListener

public void removeLifecycleListener(LifecycleListener listener)

Remove a lifecycle event listener from this component.

Parameters:

listener - The listener to remove