org.apache.catalina.util

Class LifecycleSupport

public final class LifecycleSupport extends Object

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

Version: $Id: LifecycleSupport.java 771009 2009-05-03 01:15:41Z markt $

Author: Craig R. McClanahan

Constructor Summary
LifecycleSupport(Lifecycle lifecycle)
Construct a new LifecycleSupport object associated with the specified Lifecycle component.
Method Summary
voidaddLifecycleListener(LifecycleListener listener)
Add a lifecycle event listener to this component.
LifecycleListener[]findLifecycleListeners()
Get the lifecycle listeners associated with this lifecycle.
voidfireLifecycleEvent(String type, Object data)
Notify all lifecycle event listeners that a particular event has occurred for this Container.
voidremoveLifecycleListener(LifecycleListener listener)
Remove a lifecycle event listener from this component.

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

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