org.jppf.utils
Class EventEmitter<S extends EventListener>

java.lang.Object
  org.jppf.utils.EventEmitter<S>

Type Parameters:

S - the type of event listeners handled by this event emitter.

Direct Known Subclasses:

JPPFDriverStatsManager, ProcessWrapper

public abstract class EventEmitter<S extends EventListener>
extends Object

Generic abstract super class for class that wish to emit events.

Author:

Laurent Cohen

Field Summary

protected List<S>

eventListeners The list of registered listeners.

Constructor Summary

EventEmitter()

Method Summary

void	addListener(S listener) Add a listener to the list of listeners.
List<S>	getListeners() return a list of all the registered listee ners.
void	removeListener(S listener) Remove a listener from the list of listeners.

Methods inherited from class java.lang.Object

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

Field Detail

eventListeners

protected List<S extends EventListener> eventListeners

The list of registered listeners.

Constructor Detail

EventEmitter

public EventEmitter()

Method Detail

addListener

public void addListener(S listener)

Add a listener to the list of listeners.

Parameters:

listener - the listener to add to the list.

removeListener

public void removeListener(S listener)

Remove a listener from the list of listeners.

Parameters:

listener - the listener to rmeove from the list.

getListeners

public List<S> getListeners()

return a list of all the registered listee ners. This list is not thread safe and must bmanually synchronized against concurrent modifications.

Returns:

a list of listener instances.