flow4jmodelpart.java

一个java写的business process management系统

/*
 * Copyright (c) 2003, Alexander Greif
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * 
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of the Flow4J-Eclipse project nor the names of its
 *       contributors may be used to endorse or promote products derived from
 *       this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
 * THE POSSIBILITY OF SUCH DAMAGE.
 */

package net.orthanc.flow4j.designer.model;

import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.beans.PropertyChangeSupport;


/**
 * @author agreif
 *
 * TODO
 * 
 * To change the template for this generated type comment go to
 * Window>Preferences>Java>Code Generation>Code and Comments
 */
public abstract class Flow4JModelPart
	implements PropertyChangeListener
{

	private PropertyChangeSupport propChangeListeners = new PropertyChangeSupport(this);



	/**
	 * TODO
	 * @param l the listener to add
	 */
	public void addPropertyChangeListener(PropertyChangeListener l) {
		propChangeListeners.addPropertyChangeListener(l);
	}

	/**
	 * TODO
	 * @param l
	 */
	public void removePropertyChangeListener(PropertyChangeListener l) {
		propChangeListeners.removePropertyChangeListener(l);
	}

	/**
	 * TODO
	 * @param prop
	 * @param old
	 * @param newValue
	 */
	protected void firePropertyChange(String prop, Object old, Object newValue) {
		propChangeListeners.firePropertyChange(prop, old, newValue);
	}

	/**
	 * TODO
	 * @param prop
	 * @param child
	 */
	protected void fireStructureChange(String prop, Object child) {
		firePropertyChange(prop, null, child);
	}











	/**
	 * @see java.beans.PropertyChangeListener#propertyChange(java.beans.PropertyChangeEvent)
	 */
	public void propertyChange(PropertyChangeEvent event) {
		//System.out.println("Flow4JModelPart.propertyChange() - Not catched PropertyChange: "
		//+ event.getPropertyName() + " - " + event);
	}

}