/* ===========================================================

 * JFreeChart : a free chart library for the Java(tm) platform

 * ===========================================================

 *

 * (C) Copyright 2000-2004, 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., 59 Temple Place, Suite 330,

 * Boston, MA 02111-1307, USA.

 *

 * [Java is a trademark or registered trademark of Sun Microsystems, Inc. 

 * in the United States and other countries.]

 *

 * ---------------

 * PieDataset.java

 * ---------------

 * (C) Copyright 2001-2004, by Object Refinery Limited.

 *

 * Original Author:  David Gilbert (for Object Refinery Limited);

 * Contributor(s):   Sam (oldman);

 *

 * $Id: PieDataset.java,v 1.1 2004/08/31 15:27:03 mungady Exp $

 *

 * 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.

 * <p>

 * As the name suggests, you can use this dataset to supply data for pie charts.

 *

 */

public interface PieDataset extends KeyedValues, Dataset {



    // no new methods added.



}

