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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  }