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Please note that this translation of the specification is the result of a java.net community project ( https://jdk5-api-pt-br.dev.java.net/ ). The official version of the specification is the US English language version which can be found at http://java.sun.com/j2se/1.5.0/docs/api/. In case of disputes, the authoritative version of the specification is the original, English document.

java.beans
Class PropertyChangeListenerProxy

java.lang.Object
  java.util.EventListenerProxy
      java.beans.PropertyChangeListenerProxy

All Implemented Interfaces:

PropertyChangeListener, EventListener

public class PropertyChangeListenerProxy
extends EventListenerProxy
implements PropertyChangeListener

A class which extends the EventListenerProxy specifically for adding a named PropertyChangeListener. Instances of this class can be added as PropertyChangeListener to an object.

If the object has a getPropertyChangeListeners() method then the array returned could be a mixture of PropertyChangeListener and PropertyChangeListenerProxy objects.

Since:

1.4

See Also:

EventListenerProxy

Constructor Summary

PropertyChangeListenerProxy(String propertyName, PropertyChangeListener listener)
Constructor which binds the PropertyChangeListener to a specific property.

Method Summary

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

PropertyChangeListenerProxy

public PropertyChangeListenerProxy(String propertyName,
                                   PropertyChangeListener listener)

Constructor which binds the PropertyChangeListener to a specific property.

Parameters:

listener - The listener object

propertyName - The name of the property to listen on.

Method Detail

propertyChange

public void propertyChange(PropertyChangeEvent evt)

Forwards the property change event to the listener delegate.

Specified by:

propertyChange in interface PropertyChangeListener

Parameters:

evt - the property change event

getPropertyName

public String getPropertyName()

Returns the name of the named property associated with the listener.