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Java Enterprise Edition (EE)

SystemEvent


javax.faces.event
Class SystemEvent

java.lang.Object
  java.util.EventObject
      javax.faces.event.SystemEvent
All Implemented Interfaces:
java.io.Serializable
Direct Known Subclasses:
ComponentSystemEvent, ExceptionQueuedEvent, PostConstructApplicationEvent, PostConstructCustomScopeEvent, PreDestroyApplicationEvent, PreDestroyCustomScopeEvent
public abstract class SystemEvent
extends java.util.EventObject

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

Since:
2.0
See Also:
Serialized Form

Field Summary
 
Fields inherited from class java.util.EventObject
source
 
Constructor Summary
SystemEvent(java.lang.Object source)
          

Pass the argument source to the superclass constructor.

 
Method Summary
 boolean isAppropriateListener(FacesListener listener)
          Return true if this FacesListener is an instance of a the appropriate listener class that this event supports.
 void processListener(FacesListener listener)
          Broadcast this event instance to the specified FacesListener, by whatever mechanism is appropriate.
 
Methods inherited from class java.util.EventObject
getSource, toString
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

SystemEvent

public SystemEvent(java.lang.Object source)

Pass the argument source to the superclass constructor.

Parameters:
source - the source reference to be passed to the superclass constructor.
Throws:
IllegalArgumentException - if the argument is null.
Method Detail

isAppropriateListener

public boolean isAppropriateListener(FacesListener listener)

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

Parameters:
listener - FacesListener to evaluate

processListener

public void processListener(FacesListener listener)

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.

Parameters:
listener - FacesListener to send this FacesEvent to
Throws:
AbortProcessingException - Signal the JavaServer Faces implementation that no further processing on the current event should be performed


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