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Java Enterprise Edition (EE)

ActionEvent


javax.faces.event
Class ActionEvent

java.lang.Object
  java.util.EventObject
      javax.faces.event.FacesEvent
          javax.faces.event.ActionEvent
All Implemented Interfaces:
java.io.Serializable
public class ActionEvent
extends FacesEvent

An ActionEvent represents the activation of a user interface component (such as a UICommand).

See Also:
Serialized Form

Field Summary
 
Fields inherited from class java.util.EventObject
source
 
Constructor Summary
ActionEvent(UIComponent component)
          Construct a new event object from the specified source component and action command.
 
Method Summary
 boolean isAppropriateListener(FacesListener listener)
          Return true if this FacesListener is an instance of a listener class that this event supports.
 void processListener(FacesListener listener)
          Broadcast this FacesEvent to the specified FacesListener, by whatever mechanism is appropriate.
 
Methods inherited from class javax.faces.event.FacesEvent
getComponent, getPhaseId, queue, setPhaseId
 
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

ActionEvent

public ActionEvent(UIComponent component)

Construct a new event object from the specified source component and action command.

Parameters:
component - Source UIComponent for this event
Throws:
java.lang.IllegalArgumentException - if component is null
Method Detail

isAppropriateListener

public boolean isAppropriateListener(FacesListener listener)
Description copied from class: FacesEvent

Return true if this FacesListener is an instance of a listener class that this event supports. Typically, this will be accomplished by an "instanceof" check on the listener class.

Specified by:
isAppropriateListener in class FacesEvent
Parameters:
listener - FacesListener to evaluate

processListener

public void processListener(FacesListener listener)
Description copied from class: FacesEvent

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

Specified by:
processListener in class FacesEvent
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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