001/*
002 *                    BioJava development code
003 *
004 * This code may be freely distributed and modified under the
005 * terms of the GNU Lesser General Public Licence.  This should
006 * be distributed with the code.  If you do not have a copy,
007 * see:
008 *
009 *      http://www.gnu.org/copyleft/lesser.html
010 *
011 * Copyright for this code is held jointly by the individual
012 * authors.  These should be listed in @author doc comments.
013 *
014 * For more information on the BioJava project and its aims,
015 * or to join the biojava-l mailing list, visit the home page
016 * at:
017 *
018 *      http://www.biojava.org/
019 */
020
021package org.biojava.utils;
022
023/**
024 * This is a ChangeListener that ignores everything. This is a useful
025 * base-class for throw-a-way ChangeListener objects in a similar vein to
026 * MouseAdapter etc.
027 *
028 * @author Matthew Pocock
029 * @author Keith James (docs)
030 */
031public class ChangeAdapter implements ChangeListener {
032  public void preChange(ChangeEvent ce)
033  throws ChangeVetoException {}
034  
035  public void postChange(ChangeEvent ce) {}
036}