01: /* ===========================================================
02: * JFreeChart : a free chart library for the Java(tm) platform
03: * ===========================================================
04: *
05: * (C) Copyright 2000-2005, by Object Refinery Limited and Contributors.
06: *
07: * Project Info: http://www.jfree.org/jfreechart/index.html
08: *
09: * This library is free software; you can redistribute it and/or modify it
10: * under the terms of the GNU Lesser General Public License as published by
11: * the Free Software Foundation; either version 2.1 of the License, or
12: * (at your option) any later version.
13: *
14: * This library is distributed in the hope that it will be useful, but
15: * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
16: * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
17: * License for more details.
18: *
19: * You should have received a copy of the GNU Lesser General Public
20: * License along with this library; if not, write to the Free Software
21: * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
22: * USA.
23: *
24: * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
25: * in the United States and other countries.]
26: *
27: * --------------------------
28: * DatasetChangeListener.java
29: * --------------------------
30: * (C) Copyright 2000-2004, by Object Refinery Limited.
31: *
32: * Original Author: David Gilbert (for Object Refinery Limited);
33: * Contributor(s): -;
34: *
35: * $Id: DatasetChangeListener.java,v 1.2.2.1 2005/10/25 21:32:29 mungady Exp $
36: *
37: * Changes (from 24-Aug-2001)
38: * --------------------------
39: * 24-Aug-2001 : Added standard source header. Fixed DOS encoding problem (DG);
40: * 15-Oct-2001 : Moved to new package (com.jrefinery.data.*) (DG);
41: * 22-Oct-2001 : Renamed DataSource.java --> Dataset.java etc. (DG);
42: * 07-Aug-2002 : Now extends EventListener (DG);
43: * 04-Oct-2002 : Fixed errors reported by Checkstyle (DG);
44: *
45: */
46:
47: package org.jfree.data.general;
48:
49: import java.util.EventListener;
50:
51: /**
52: * The interface that must be supported by classes that wish to receive
53: * notification of changes to a dataset.
54: */
55: public interface DatasetChangeListener extends EventListener {
56:
57: /**
58: * Receives notification of an dataset change event.
59: *
60: * @param event information about the event.
61: */
62: public void datasetChanged(DatasetChangeEvent event);
63:
64: }
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