public abstract class SystemEvent extends EventObject
SystemEvent is the base class for non-application specific events that can be fired by arbitrary objects.
source
Constructor and Description |
---|
SystemEvent(Object source)
Pass the argument
|
Modifier and Type | Method and Description |
---|---|
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. |
getSource, toString
public SystemEvent(Object source)
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 boolean isAppropriateListener(FacesListener listener)
Return true
if this FacesListener
is an
instance of a the appropriate listener class that this event
supports. The default implementation returns true if the listener
is a ComponentSystemEventListener
.
listener
- FacesListener
to evaluatepublic 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.
listener
- FacesListener
to send this FacesEvent
toAbortProcessingException
- Signal the JavaServer Faces
implementation that no further processing on the current event
should be performedCopyright © 2017 JBoss by Red Hat. All rights reserved.