com.togethersoft.openapi.util.nullObject
Class NullPropertyChangeSupport

java.lang.Object
  |
  +--java.beans.PropertyChangeSupport
        |
        +--com.togethersoft.openapi.util.nullObject.NullPropertyChangeSupport
public class NullPropertyChangeSupport
extends PropertyChangeSupport
implements NullObject

This class has private constructor and can't to be created by anyone

Author:
TogetherSoft
Method Summary
 static PropertyChangeSupportaddPropertyChangeListener(Object source, PropertyChangeSupport oldSupport, PropertyChangeListener listener)
           
 static PropertyChangeSupportgetInstance()
           
 static booleanisNull(PropertyChangeSupport support)
           
 static PropertyChangeSupportremovePropertyChangeListener(Object source, PropertyChangeSupport oldSupport, PropertyChangeListener listener)
           Remove listener.

Methods inherited from class java.beans.PropertyChangeSupport
addPropertyChangeListener, removePropertyChangeListener, addPropertyChangeListener, removePropertyChangeListener, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, hasListeners

Methods inherited from class java.lang.Object
getClass, hashCode, equals, clone, toString, notify, notifyAll, wait, wait, wait, finalize

Method Detail

addPropertyChangeListener

public static PropertyChangeSupport addPropertyChangeListener(Object source, PropertyChangeSupport oldSupport, PropertyChangeListener listener)

getInstance

public static PropertyChangeSupport getInstance()

isNull

public static boolean isNull(PropertyChangeSupport support)

removePropertyChangeListener

public static PropertyChangeSupport removePropertyChangeListener(Object source, PropertyChangeSupport oldSupport, PropertyChangeListener listener)
Remove listener. There is no way to check whether listener list is empty... Provided only for symmetry reasons

Association Links

to Class java.beans.PropertyChangeSupport