PropertyChangeListener.java

/*
 * Rapid Beans Framework: PropertyChangeListener.java
 * 
 * Copyright (C) 2009 Martin Bluemel
 * 
 * Creation Date: 04/29/2006
 * 
 * This program is free software; you can redistribute it and/or modify it under the terms of the
 * GNU Lesser General Public License as published by the Free Software Foundation;
 * either version 3 of the License, or (at your option) any later version.
 * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
 * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * See the GNU Lesser General Public License for more details.
 * You should have received a copies of the GNU Lesser General Public License and the
 * GNU General Public License along with this program; if not, see <http://www.gnu.org/licenses/>.
 */

package org.rapidbeans.core.event;

/**
 * The listener interface for "property change events".
 * 
 * @author Martin Bluemel
 */
public interface PropertyChangeListener {

	/**
	 * The before property change event handle method to implement by every
	 * listener.
	 * 
	 * @param e
	 *            the property change event
	 */
	void propertyChangePre(PropertyChangeEvent e);

	/**
	 * The after property change event handle method to implement by every
	 * listener.
	 * 
	 * @param e
	 *            the property change event
	 */
	void propertyChanged(PropertyChangeEvent e);
}