001 /* Indexed property change event
002 Copyright (C) 2005 Free Software Foundation, Inc.
003
004 This file is part of GNU Classpath.
005
006 GNU Classpath is free software; you can redistribute it and/or modify
007 it under the terms of the GNU General Public License as published by
008 the Free Software Foundation; either version 2, or (at your option)
009 any later version.
010
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012 WITHOUT ANY WARRANTY; without even the implied warranty of
013 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
014 General Public License for more details.
015
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017 along with GNU Classpath; see the file COPYING. If not, write to the
018 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
019 02110-1301 USA.
020
021 Linking this library statically or dynamically with other modules is
022 making a combined work based on this library. Thus, the terms and
023 conditions of the GNU General Public License cover the whole
024 combination.
025
026 As a special exception, the copyright holders of this library give you
027 permission to link this library with independent modules to produce an
028 executable, regardless of the license terms of these independent
029 modules, and to copy and distribute the resulting executable under
030 terms of your choice, provided that you also meet, for each linked
031 independent module, the terms and conditions of the license of that
032 module. An independent module is a module which is not derived from
033 or based on this library. If you modify this library, you may extend
034 this exception to your version of the library, but you are not
035 obligated to do so. If you do not wish to do so, delete this
036 exception statement from your version. */
037
038
039 package java.beans;
040
041 /**
042 * This is like a PropertyChangeEvent, but also carries with it the
043 * index of the property which changed.
044 * @author Tom Tromey (tromey@redhat.com)
045 * @since 1.5
046 */
047 public class IndexedPropertyChangeEvent extends PropertyChangeEvent
048 {
049 private static final long serialVersionUID = -320227448495806870L;
050
051 /**
052 * Index of the item that was changed.
053 */
054 private int index;
055
056 /**
057 * Create a new IndexedPropertyChangeEvent.
058 * @param source the Bean containing the property
059 * @param name the property's name
060 * @param oldValue the old value of the property
061 * @param newValue the new value of the property
062 * @param index the index of the element in the property which changed
063 * @throws IllegalArgumentException if source is null
064 */
065 public IndexedPropertyChangeEvent(Object source, String name,
066 Object oldValue, Object newValue,
067 int index)
068 {
069 super(source, name, oldValue, newValue);
070 this.index = index;
071 }
072
073 /**
074 * Return the index of the changed property.
075 * @return the index
076 */
077 public int getIndex()
078 {
079 return index;
080 }
081 }