Java tutorial
/* * =========================================================== * 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.] * ------------------- * TableXYDataset.java * ------------------- * (C) Copyright 2000-2004, by Richard Atkinson and Contributors. * Original Author: Richard Atkinson; * Contributor(s): David Gilbert (for Object Refinery Limited); * $Id: TableXYDataset.java,v 1.1 2011-01-31 09:02:16 klukas Exp $ * Changes * ------- * 22-Sep-2003 : Changed to be an interface. Previous functionality moved to DefaultTableXYDataset; * 16-Feb-2004 : Updated Javadocs (DG); */ package org.jfree.data; /** * A dataset containing one or more data series containing (x, y) data items, where all series * in the dataset share the same set of x-values. This is a restricted form of the {@link XYDataset} interface (which allows independent x-values between * series). This is used * primarily by the {@link org.jfree.chart.renderer.StackedXYAreaRenderer}. */ public interface TableXYDataset extends XYDataset { /** * Returns the number of items every series. * * @return the item count. */ public int getItemCount(); }