/* ===========================================================
* JFreeChart : a free chart library for the Java(tm) platform
* ===========================================================
*
* (C) Copyright 2000-2007, 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 2001-2007, 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.
}
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