jfreechart example source code file (PieDataset.java)

This example jfreechart source code file (PieDataset.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - jfreechart tags/keywords

dataset, dataset, keyedvalues, keyedvalues, piedataset, piedataset

The jfreechart PieDataset.java source code

/* ===========================================================
 * JFreeChart : a free chart library for the Java(tm) platform
 * ===========================================================
 *
 * (C) Copyright 2000-2008, by Object Refinery Limited and Contributors.
 *
 * Project Info:  http://www.jfree.org/jfreechart/index.html
 *
 * This library is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation; either version 2.1 of the License, or
 * (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
 * License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
 * USA.
 *
 * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
 * in the United States and other countries.]
 *
 * ---------------
 * PieDataset.java
 * ---------------
 * (C) Copyright 2001-2008, by Object Refinery Limited.
 *
 * Original Author:  David Gilbert (for Object Refinery Limited);
 * Contributor(s):   Sam (oldman);
 *
 * Changes
 * -------
 * 17-Nov-2001 : Version 1 (DG);
 * 22-Jan-2002 : Removed the getCategoryCount() method, updated Javadoc
 *               comments (DG);
 * 18-Apr-2002 : getCategories() now returns List instead of Set (oldman);
 * 23-Oct-2002 : Reorganised the code: PieDataset now extends KeyedValues
 *               interface (DG);
 * 04-Mar-2003 : Now just replicates the KeyedValuesDataset interface (DG);
 *
 */

package org.jfree.data.general;

import org.jfree.data.KeyedValues;

/**
 * A general purpose dataset where values are associated with keys.  As the
 * name suggests, you can use this dataset to supply data for pie charts (refer
 * to the {@link org.jfree.chart.plot.PiePlot} class).
 */
public interface PieDataset extends KeyedValues, Dataset {

    // no new methods added.

}