content: /* ========================================================================
   * JCommon : a free general purpose class library for the Java(tm) platform
   * ========================================================================
   *
   * (C) Copyright 2000-2005, by Object Refinery Limited and Contributors.
   * 
   * Project Info:  http://www.jfree.org/jcommon/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.]
   * 
   * -----------------
   * MappingModel.java
   * -----------------
   * (C)opyright 2003, 2004, by Thomas Morgner and Contributors.
   *
   * Original Author:  Thomas Morgner;
   * Contributor(s):   David Gilbert (for Object Refinery Limited);
   *
   * $Id: MappingModel.java,v 1.3 2005/10/18 13:32:37 mungady Exp $
   *
   * Changes 
   * -------
   * 20-Nov-2003 : Initial version
   *  
   */
  
  package org.jfree.xml.generator.model;
  
  import java.util.ArrayList;
  import java.util.HashMap;
  
  import org.jfree.util.Log;
  
  /**
   * A mapping model.
   */
  public class MappingModel {
      
      /** Mapping infos. */
      private HashMap mappingInfos;
      
      /** The manual mappings. */
      private ArrayList manualMappings;
      
      /** The multiplex mappings. */
      private ArrayList multiplexMappings;
  
      /**
       * Creates a new instance.
       */
      public MappingModel() {
          this.mappingInfos = new HashMap();
          this.manualMappings = new ArrayList();
          this.multiplexMappings = new ArrayList();
      }
  
      /**
       * Returns the multiplex mapping info.
       * 
       * @return The multiplex mapping info.
       */
      public MultiplexMappingInfo[] getMultiplexMapping() {
          return (MultiplexMappingInfo[]) this.multiplexMappings.toArray(
              new MultiplexMappingInfo[this.multiplexMappings.size()]
          );
      }
  
      /**
       * Returns the manual mapping info.
       * 
       * @return The manual mapping info.
       */
      public ManualMappingInfo[] getManualMapping() {
          return (ManualMappingInfo[]) this.manualMappings.toArray(
              new ManualMappingInfo[this.manualMappings.size()]
          );
      }
  
      /**
       * Adds a manual mapping.
       * 
       * @param mappingInfo  the mapping.
       */
      public void addManualMapping(final ManualMappingInfo mappingInfo) {
          if (!this.mappingInfos.containsKey(mappingInfo.getBaseClass())) {
              this.manualMappings.add(mappingInfo);
              this.mappingInfos.put(mappingInfo.getBaseClass(), mappingInfo);
          }
          else {
              final Object o = this.mappingInfos.get(mappingInfo.getBaseClass());
              if (o instanceof ManualMappingInfo) {
                  Log.info ("Duplicate manual mapping: " + mappingInfo.getBaseClass());
              }
              else {
                  throw new IllegalArgumentException
                      ("This mapping is already a multiplex mapping.");
              }
          }
      }
  
      /**
       * Adds a multiplex mapping.
       * 
       * @param mappingInfo  the mapping.
       */
      public void addMultiplexMapping(final MultiplexMappingInfo mappingInfo) {
          if (!this.mappingInfos.containsKey(mappingInfo.getBaseClass())) {
              this.multiplexMappings.add(mappingInfo);
              this.mappingInfos.put(mappingInfo.getBaseClass(), mappingInfo);
          }
          else {
              final Object o = this.mappingInfos.get(mappingInfo.getBaseClass());
              if (o instanceof ManualMappingInfo) {
                  throw new IllegalArgumentException
                      ("This mapping is already a manual mapping.");
              }
              else {
                  Log.info(
                      "Duplicate Multiplex mapping: " + mappingInfo.getBaseClass(), new Exception()
                  );
              }
          }
  
      }
  
      /**
       * Returns a multiplex mapping for the specified class.
       * 
       * @param baseClass  the base class.
       * 
       * @return The mapping.
       */
      public MultiplexMappingInfo lookupMultiplexMapping(final Class baseClass) {
          final Object o = this.mappingInfos.get(baseClass);
          if (o instanceof MultiplexMappingInfo) {
              return (MultiplexMappingInfo) o;
          }
          return null;
      }
  
  }
  