PropertyChangeListenerProxy (Java SE 23 & JDK 23)
Description: declaration: module: java.desktop, package: java.beans, class: PropertyChangeListenerProxy
Keywords: java.beans.PropertyChangeListenerProxy class

# Class PropertyChangeListenerProxy

java.lang.Object
java.util.EventListenerProxy<PropertyChangeListener>
java.beans.PropertyChangeListenerProxy

All Implemented Interfaces:
  `PropertyChangeListener`, `EventListener`

public class PropertyChangeListenerProxy extends EventListenerProxy<PropertyChangeListener> implements PropertyChangeListener
A class which extends the `EventListenerProxy` specifically for adding a `PropertyChangeListener` with a "bound" property. Instances of this class can be added as `PropertyChangeListener`s to a bean which supports firing property change events.

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`
  - `PropertyChangeSupport.getPropertyChangeListeners()`

- ## Constructor Summary

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

- ## Method Summary

  Modifier and Type
  Method
  Description
  `String`
  `getPropertyName()`
  Returns the name of the named property associated with the listener.
  `void`
  `propertyChange(PropertyChangeEvent event)`
  Forwards the property change event to the listener delegate.

  ### Methods declared in class java.util.EventListenerProxy

  `getListener`

  ### Methods declared in class java.lang.Object

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

- ## Constructor Details

  - ### PropertyChangeListenerProxy

    public PropertyChangeListenerProxy(String propertyName, PropertyChangeListener listener)
    Constructor which binds the `PropertyChangeListener` to a specific property.
    Parameters:
      `propertyName` - the name of the property to listen on
      `listener` - the listener object

- ## Method Details

  - ### propertyChange

    public void propertyChange(PropertyChangeEvent event)
    Forwards the property change event to the listener delegate.
    Specified by:
      `propertyChange` in interface `PropertyChangeListener`
    Parameters:
      `event` - the property change event

  - ### getPropertyName

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