VetoableChangeListenerProxy (Java 2 Platform SE v1.4.2) - Java 2 SDK v1.4.2, Java 2 SDK 英文文档

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Java^TM 2 Platform
Std. Ed. v1.4.2

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java.beans
Class VetoableChangeListenerProxy

java.lang.Object
  java.util.EventListenerProxy
      java.beans.VetoableChangeListenerProxy

All Implemented Interfaces:: EventListener, VetoableChangeListener

public class VetoableChangeListenerProxy
extends EventListenerProxy
implements VetoableChangeListener

A class which extends the EventListenerProxy specifically for associating a VetoableChangeListener with a "constrained" property. Instances of this class can be added as a VetoableChangeListener to a bean which supports firing VetoableChange events.

If the object has a getVetoableChangeListeners() method then the array returned could be a mixture of VetoableChangeListener and VetoableChangeListenerProxy objects.

Since:: 1.4
See Also:: EventListenerProxy, VetoableChangeListener, VetoableChangeSupport.getVetoableChangeListeners()

Constructor Summary

VetoableChangeListenerProxy(String propertyName, VetoableChangeListener listener)


Method Summary

String getPropertyName()
          Returns the name of the named property associated with the listener.

void vetoableChange(PropertyChangeEvent evt)
          Forwards the property change event to the listener delegate.

Methods inherited from class java.util.EventListenerProxy

getListener

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail