    001    /* ========================================================================
    002     * JCommon : a free general purpose class library for the Java(tm) platform
    003     * ========================================================================
    004     *
    005     * (C) Copyright 2000-2005, by Object Refinery Limited and Contributors.
    006     *
    007     * Project Info:  http://www.jfree.org/jcommon/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     * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
    025     * in the United States and other countries.]
    026     *
    027     * -------------------------------
    028     * MultiplexMappingDefinition.java
    029     * -------------------------------
    030     * (C)opyright 2003-2005, by Thomas Morgner and Contributors.
    031     *
    032     * Original Author:  Thomas Morgner;
    033     * Contributor(s):   David Gilbert (for Object Refinery Limited);
    034     *
    035     * $Id: MultiplexMappingDefinition.java,v 1.3 2005/10/18 13:33:53 mungady Exp $
    036     *
    037     * Changes
    038     * -------
    039     * 22-Nov-2003 : Initial version
    040     *
    041     */
    042
    043    package org.jfree.xml.util;
    044
    045    import java.util.HashMap;
    046
    047    /**
    048     * Maps a class to ...
    049     */
    050    public class MultiplexMappingDefinition {
    051
    052        /** The class. */
    053        private Class baseClass;
    054
    055        /** The attribute name. */
    056        private String attributeName;
    057
    058        /** The forward mappings. */
    059        private HashMap forwardMappings;
    060
    061        /** The reverse mappings. */
    062        private HashMap reverseMappings;
    063
    064        /**
    065         * Creates a new mapping definition.
    066         *
    067         * @param baseClass  the class.
    068         * @param attributeName  the attribute name.
    069         * @param entries  the entries.
    070         */
    071        public MultiplexMappingDefinition(final Class baseClass,
    072                                          final String attributeName,
    073                                          final MultiplexMappingEntry[] entries) {
    074
    075            this.attributeName = attributeName;
    076            this.baseClass = baseClass;
    077            this.forwardMappings = new HashMap();
    078            this.reverseMappings = new HashMap();
    079
    080            for (int i = 0; i < entries.length; i++) {
    081                final MultiplexMappingEntry entry = entries[i];
    082                this.forwardMappings.put(entry.getAttributeValue(), entry);
    083                this.reverseMappings.put(entry.getTargetClass(), entry);
    084            }
    085        }
    086
    087        /**
    088         * Returns the attribute name.
    089         *
    090         * @return The attribute name.
    091         */
    092        public String getAttributeName() {
    093            return this.attributeName;
    094        }
    095
    096        /**
    097         * Returns the class.
    098         *
    099         * @return The class.
    100         */
    101        public Class getBaseClass() {
    102            return this.baseClass;
    103        }
    104
    105        /**
    106         * Returns a mapping entry for a type.
    107         *
    108         * @param type  the type.
    109         *
    110         * @return The mapping entry.
    111         */
    112        public MultiplexMappingEntry getEntryForType(final String type) {
    113            return (MultiplexMappingEntry) this.forwardMappings.get(type);
    114        }
    115
    116        /**
    117         * Returns a mapping entry for a class.
    118         *
    119         * @param clazz  the class.
    120         *
    121         * @return The mapping entry.
    122         */
    123        public MultiplexMappingEntry getEntryForClass(final String clazz) {
    124            return (MultiplexMappingEntry) this.reverseMappings.get(clazz);
    125        }
    126    }