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Class java.beans.PropertyChangeSupport 

java.lang.Object
   |
   +----java.beans.PropertyChangeSupport
public class PropertyChangeSupport
extends Object
implements Serializable
This is a utility class that can be used by beans that support bound properties. You can either inherit from this class or you can use an instance of this class as a member field of your bean and delegate various work to it.

Constructor Index

o PropertyChangeSupport(Object)

Method Index

o addPropertyChangeListener(PropertyChangeListener)
Add a PropertyChangeListener to the listener list.
o firePropertyChange(String, Object, Object)
Report a bound property update to any registered listeners.
o removePropertyChangeListener(PropertyChangeListener)
Remove a PropertyChangeListener from the listener list.

Constructors

o PropertyChangeSupport 
 public PropertyChangeSupport(Object sourceBean)

Methods

o addPropertyChangeListener 
 public synchronized void addPropertyChangeListener(PropertyChangeListener listener)
Add a PropertyChangeListener to the listener list.

Parameters:
listener - The PropertyChangeListener to be added
o removePropertyChangeListener 
 public synchronized void removePropertyChangeListener(PropertyChangeListener listener)
Remove a PropertyChangeListener from the listener list.

Parameters:
listener - The PropertyChangeListener to be removed
o firePropertyChange 
 public void firePropertyChange(String propertyName,
                                Object oldValue,
                                Object newValue)
Report a bound property update to any registered listeners. No event is fired if old and new are equal and non-null.

Parameters:
propertyName - The programmatic name of the property that was changed.
oldValue - The old value of the property.
newValue - The new value of the property. 
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