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jfreechart example source code file (CategoryURLGenerator.java)

This example jfreechart source code file (CategoryURLGenerator.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - jfreechart tags/keywords

categoryurlgenerator, categoryurlgenerator, string, string

The jfreechart CategoryURLGenerator.java source code

/* ===========================================================
 * JFreeChart : a free chart library for the Java(tm) platform
 * ===========================================================
 *
 * (C) Copyright 2000-2008, 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.]
 *
 * -------------------------
 * CategoryURLGenerator.java
 * -------------------------
 * (C) Copyright 2002-2008, by Richard Atkinson and Contributors.
 *
 * Original Author:  Richard Atkinson;
 * Contributors:     David Gilbert (for Object Refinery Limited);
 *
 * Changes:
 * --------
 * 05-Aug-2002 : Version 1, contributed by Richard Atkinson;
 * 09-Oct-2002 : Fixed errors reported by Checkstyle (DG);
 * 10-Apr-2003 : Replaced reference to CategoryDataset with
 *               KeyedValues2DDataset (DG);
 * 23-Apr-2003 : Switched around CategoryDataset and KeyedValues2DDataset
 *               (again) (DG);
 * 13-Aug-2003 : Added clone() method (DG);
 * 14-Jun-2004 : Removed clone() method - classes that implement the interface
 *               should implement the PublicCloneable interface instead,
 *               wherever possible (DG);
 * ------------- JFREECHART 1.0.x ---------------------------------------------
 * 02-Feb-2007 : Removed author tags from all over JFreeChart sources (DG);
 * 13-Dec-2007 : Updated API docs (DG);
 *
 */

package org.jfree.chart.urls;

import org.jfree.data.category.CategoryDataset;

/**
 * A URL generator for items in a {@link CategoryDataset}.
 */
public interface CategoryURLGenerator {

    /**
     * Returns a URL for one item in a dataset. As a guideline, the URL
     * should be valid within the context of an XHTML 1.0 document.  Classes
     * that implement this interface are responsible for correctly escaping
     * any text that is derived from the dataset, as this may be user-specified
     * and could pose a security risk.
     *
     * @param dataset  the dataset.
     * @param series  the series (zero-based index).
     * @param category  the category.
     *
     * @return A string containing the URL.
     */
    public String generateURL(CategoryDataset dataset, int series,
            int category);

}

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