org.apache.catalina.util
Class LifecycleSupport

java.lang.Object
  extended byorg.apache.catalina.util.LifecycleSupport

public final class LifecycleSupport
extends java.lang.Object

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

Version:
$Id: LifecycleSupport.java 466608 2006-10-21 23:10:15Z 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(java.lang.String type, java.lang.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(java.lang.String type,
                               java.lang.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


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