com.togethersoft.openapi.util.nullObject
Class NullVetoableChangeSupport

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

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

Author:
TogetherSoft
Method Summary
 voidaddVetoableChangeListener(VetoableChangeListener listener)
           
 static VetoableChangeSupportaddVetoableChangeListener(Object source, VetoableChangeSupport oldSupport, VetoableChangeListener listener)
           
 voidfireVetoableChange(String propertyName, Object oldValue, Object newValue)
           
 static VetoableChangeSupportgetInstance()
           
 static booleanisNull(VetoableChangeSupport support)
           
 voidremoveVetoableChangeListener(VetoableChangeListener listener)
           
 static VetoableChangeSupportremoveVetoableChangeListener(Object source, VetoableChangeSupport oldSupport, VetoableChangeListener listener)
           Remove listener.

Methods inherited from class java.beans.VetoableChangeSupport
addVetoableChangeListener, removeVetoableChangeListener, fireVetoableChange, fireVetoableChange, fireVetoableChange, hasListeners

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

Method Detail

addVetoableChangeListener

public void addVetoableChangeListener(VetoableChangeListener listener)

addVetoableChangeListener

public static VetoableChangeSupport addVetoableChangeListener(Object source, VetoableChangeSupport oldSupport, VetoableChangeListener listener)

fireVetoableChange

public void fireVetoableChange(String propertyName, Object oldValue, Object newValue)
                         throws java.beans.PropertyVetoException

getInstance

public static VetoableChangeSupport getInstance()

isNull

public static boolean isNull(VetoableChangeSupport support)

removeVetoableChangeListener

public void removeVetoableChangeListener(VetoableChangeListener listener)

removeVetoableChangeListener

public static VetoableChangeSupport removeVetoableChangeListener(Object source, VetoableChangeSupport oldSupport, VetoableChangeListener 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.VetoableChangeSupport