    001    /* ===========================================================
    002     * JFreeChart : a free chart library for the Java(tm) platform
    003     * ===========================================================
    004     *
    005     * (C) Copyright 2000-2011, by Object Refinery Limited and Contributors.
    006     *
    007     * Project Info:  http://www.jfree.org/jfreechart/index.html
    008     *
    009     * This library is free software; you can redistribute it and/or modify it
    010     * under the terms of the GNU Lesser General Public License as published by
    011     * the Free Software Foundation; either version 2.1 of the License, or
    012     * (at your option) any later version.
    013     *
    014     * This library is distributed in the hope that it will be useful, but
    015     * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
    016     * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
    017     * License for more details.
    018     *
    019     * You should have received a copy of the GNU Lesser General Public
    020     * License along with this library; if not, write to the Free Software
    021     * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
    022     * USA.
    023     *
    024     * [Oracle and Java are registered trademarks of Oracle and/or its affiliates.
    025     * Other names may be trademarks of their respective owners.]
    026     *
    027     * -----------------------
    028     * KeyedValues2DDataset.java
    029     * -----------------------
    030     * (C) Copyright 2003-2008, by Object Refinery Limited.
    031     *
    032     * Original Author:  David Gilbert (for Object Refinery Limited);
    033     * Contributor(s):   -;
    034     *
    035     * Changes:
    036     * --------
    037     * 13-Mar-2003 : Version 1 (DG);
    038     * 23-Apr-2003 : Switched CategoryDataset and KeyedValues2DDataset so that
    039     *               CategoryDataset is the super interface (DG);
    040     *
    041     */
    042
    043    package org.jfree.data.general;
    044
    045    import org.jfree.data.category.CategoryDataset;
    046
    047    /**
    048     * A dataset containing (key, value) data items.  This dataset is equivalent
    049     * to a {@link CategoryDataset} and is included for completeness only.
    050     */
    051    public interface KeyedValues2DDataset extends CategoryDataset {
    052
    053        // no new methods required
    054
    055    }