Package org.see.skf.core

Class PropertyChangeSubject

java.lang.Object

org.see.skf.core.PropertyChangeSubject

Direct Known Subclasses:

ExecutionConfiguration

public abstract class PropertyChangeSubject
extends Object

Object classes whose instances should generate events when any of its properties change are recommended to extend this class. One or more dedicated PropertyChangeListener instances should be bound to remote entities discovered by the federate. That way, the federate will be immediately notified when a property changes with the exact values provided for comparison.

Since:

2.0

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	PropertyChangeSubject()

Method Summary

Modifier and Type	Method	Description
void	addPropertyListener(PropertyChangeListener listener)	Register a property change listener that will monitor that is interested in changes to this object's properties.
void	notifyListeners(String propertyName, Object oldValue, Object newValue)	Notifies all listeners that a property of this object has changed.
void	removePropertyListener(PropertyChangeListener listener)	Remove a previously registered property change listener.

Methods inherited from class java.lang.Object

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

Constructor Details

PropertyChangeSubject

protected PropertyChangeSubject()

Method Details

addPropertyListener

public void addPropertyListener(PropertyChangeListener listener)

Register a property change listener that will monitor that is interested in changes to this object's properties.

Parameters:

listener - A property change listener.

removePropertyListener

public void removePropertyListener(PropertyChangeListener listener)

Remove a previously registered property change listener. Nothing happens if the listener is null, was never added or an exception is thrown.

Parameters:

listener - The previously registered property change listener.

notifyListeners

public void notifyListeners(String propertyName,
 Object oldValue,
 Object newValue)

Notifies all listeners that a property of this object has changed.

Parameters:

propertyName - Name of the property.

oldValue - The old value of the property.

newValue - The new value of the property.