1   /*
    2    * $Id: XStreamHandler.java 666756 2008-06-11 18:11:00Z hermanns $
    3    *
    4    * Licensed to the Apache Software Foundation (ASF) under one
    5    * or more contributor license agreements.  See the NOTICE file
    6    * distributed with this work for additional information
    7    * regarding copyright ownership.  The ASF licenses this file
    8    * to you under the Apache License, Version 2.0 (the
    9    * "License"); you may not use this file except in compliance
   10    * with the License.  You may obtain a copy of the License at
   11    *
   12    *  http://www.apache.org/licenses/LICENSE-2.0
   13    *
   14    * Unless required by applicable law or agreed to in writing,
   15    * software distributed under the License is distributed on an
   16    * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
   17    * KIND, either express or implied.  See the License for the
   18    * specific language governing permissions and limitations
   19    * under the License.
   20    */
   21   
   22   package org.apache.struts2.rest.handler;
   23   
   24   import com.thoughtworks.xstream.XStream;
   25   
   26   import java.io.IOException;
   27   import java.io.Reader;
   28   import java.io.Writer;
   29   
   30   /**
   31    * Handles XML content
   32    */
   33   public class XStreamHandler implements ContentTypeHandler {
   34   
   35       public String fromObject(Object obj, String resultCode, Writer out) throws IOException {
   36           if (obj != null) {
   37               XStream xstream = createXStream();
   38               xstream.toXML(obj, out);
   39           }
   40           return null;
   41       }
   42   
   43       public void toObject(Reader in, Object target) {
   44           XStream xstream = createXStream();
   45           xstream.fromXML(in, target);
   46       }
   47       
   48       protected XStream createXStream() {
   49           return new XStream();
   50       }
   51   
   52       public String getContentType() {
   53           return "application/xml";
   54       }
   55   
   56       public String getExtension() {
   57           return "xml";
   58       }
   59   }