/* ==========================================
* JGraphT : a free Java graph-theory library
* ==========================================
*
* Project Info: http://jgrapht.sourceforge.net/
* Project Creator: Barak Naveh (http://sourceforge.net/users/barak_naveh)
*
* (C) Copyright 2003-2008, by Barak Naveh and Contributors.
*
* This program and the accompanying materials are dual-licensed under
* either
*
* (a) the terms of the GNU Lesser General Public License version 2.1
* as published by the Free Software Foundation, or (at your option) any
* later version.
*
* or (per the licensee's choosing)
*
* (b) the terms of the Eclipse Public License v1.0 as published by
* the Eclipse Foundation.
*/
/* ----------------------
* VertexSetListener.java
* ----------------------
* (C) Copyright 2003-2008, by Barak Naveh and Contributors.
*
* Original Author: Barak Naveh
* Contributor(s): Christian Hammer
*
* $Id$
*
* Changes
* -------
* 24-Jul-2003 : Initial revision (BN);
* 10-Aug-2003 : Adaptation to new event model (BN);
* 11-Mar-2004 : Made generic (CH);
*
*/
package org.jgrapht.event;
import java.util.*;
/**
* A listener that is notified when the graph's vertex set changes. It should be
* used when <i>only</i> notifications on vertex-set changes are of interest. If
* all graph notifications are of interest better use <code>
* GraphListener</code>.
*
* @author Barak Naveh
* @see GraphListener
* @since Jul 18, 2003
*/
public interface VertexSetListener<V>
extends EventListener
{
/**
* Notifies that a vertex has been added to the graph.
*
* @param e the vertex event.
*/
public void vertexAdded(GraphVertexChangeEvent<V> e);
/**
* Notifies that a vertex has been removed from the graph.
*
* @param e the vertex event.
*/
public void vertexRemoved(GraphVertexChangeEvent<V> e);
}
// End VertexSetListener.java