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1: /* =========================================================== 2: * JFreeChart : a free chart library for the Java(tm) platform 3: * =========================================================== 4: * 5: * (C) Copyright 2000-2005, by Object Refinery Limited and Contributors. 6: * 7: * Project Info: http://www.jfree.org/jfreechart/index.html 8: * 9: * 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: }