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   * Copyright (c) 1997-2010 Oracle and/or its affiliates. All rights reserved.
   * The contents of this file are subject to the terms of either the GNU
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   * and Distribution License("CDDL") (collectively, the "License").  You
   * may not use this file except in compliance with the License.  You can
  * obtain a copy of the License at
  * or packager/legal/LICENSE.txt.  See the License for the specific
  * language governing permissions and limitations under the License.
  * When distributing the software, include this License Header Notice in each
  * file and include the License file at packager/legal/LICENSE.txt.
  * GPL Classpath Exception:
  * Oracle designates this particular file as subject to the "Classpath"
  * exception as provided by Oracle in the GPL Version 2 section of the License
  * file that accompanied this code.
  * Modifications:
  * If applicable, add the following below the License Header, with the fields
  * enclosed by brackets [] replaced by your own identifying information:
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  * its licensees as provided above.  However, if you add GPL Version 2 code
  * and therefore, elected the GPL Version 2 license, then the option applies
  * only if the new code is made subject to such option by the copyright
  * holder.
 package javax.faces.event;

SystemEvent is the base class for non-application specific events that can be fired by arbitrary objects.

 public abstract class SystemEvent extends EventObject {
     private static final long serialVersionUID = 2696415667461888462L;
     // ------------------------------------------------------------ Constructors


Pass the argument source to the superclass constructor.

source the source reference to be passed to the superclass constructor.
IllegalArgumentException if the argument is null.
     public SystemEvent(Object source) {
     // ---------------------------------------------------------- Public Methods


Return true if this FacesListener is an instance of a the appropriate listener class that this event supports.

listener FacesListener to evaluate
     public boolean isAppropriateListener(FacesListener listener) {
         return (listener instanceof SystemEventListener);


Broadcast this event instance to the specified FacesListener, by whatever mechanism is appropriate. Typically, this will be accomplished by calling an event processing method, and passing this instance as a paramter.

listener FacesListener to send this FacesEvent to
AbortProcessingException Signal the JavaServer Faces implementation that no further processing on the current event should be performed
    public void processListener(FacesListener listener) {
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