/* ==========================================
* 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.
*/
/* ------------------
* GraphListener.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;
/**
* A listener that is notified when the graph changes.
*
* <p>If only notifications on vertex set changes are required it is more
* efficient to use the VertexSetListener.</p>
*
* @author Barak Naveh
* @see VertexSetListener
* @since Jul 18, 2003
*/
public interface GraphListener<V, E>
extends VertexSetListener<V>
{
/**
* Notifies that an edge has been added to the graph.
*
* @param e the edge event.
*/
public void edgeAdded(GraphEdgeChangeEvent<V, E> e);
/**
* Notifies that an edge has been removed from the graph.
*
* @param e the edge event.
*/
public void edgeRemoved(GraphEdgeChangeEvent<V, E> e);
}
// End GraphListener.java