/* ===========================================================
* JFreeChart : a free chart library for the Java(tm) platform
* ===========================================================
*
* (C) Copyright 2000-2011, 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.
*
* [Oracle and Java are registered trademarks of Oracle and/or its affiliates.
* Other names may be trademarks of their respective owners.]
*
* --------------------
* CategoryDataset.java
* --------------------
* (C) Copyright 2000-2008, by Object Refinery Limited.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): -;
*
* Changes (from 21-Aug-2001)
* --------------------------
* 21-Aug-2001 : Added standard header. Fixed DOS encoding problem (DG);
* 18-Sep-2001 : Updated e-mail address in header (DG);
* 15-Oct-2001 : Moved to new package (com.jrefinery.data.*) (DG);
* 22-Oct-2001 : Renamed DataSource.java --> Dataset.java etc. (DG);
* 17-Nov-2001 : Updated Javadoc comments (DG);
* 04-Mar-2002 : Updated import statement (DG);
* 23-Oct-2002 : Reorganised code (DG);
* 10-Jan-2003 : Updated Javadocs (DG);
* 21-Jan-2003 : Merged with TableDataset (which only existed in CVS) (DG);
* 13-Mar-2003 : Added KeyedValues2DDataset interface (DG);
* 23-Apr-2003 : Switched CategoryDataset and KeyedValues2DDataset so that
* CategoryDataset is the super interface (DG);
* 18-Aug-2004 : Moved from org.jfree.data --> org.jfree.data.category (DG);
*
*/
package org.jfree.data.category;
import org.jfree.data.KeyedValues2D;
import org.jfree.data.general.Dataset;
/**
* The interface for a dataset with one or more series, and values associated
* with categories.
* <P>
* The categories are represented by <code>Comparable</code> instance, with the
* category label being provided by the <code>toString</code> method.
*/
public interface CategoryDataset extends KeyedValues2D, Dataset {
// no additional methods required
}