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1   /*
2    * $Id$
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  package org.apache.struts2.rest.handler;
22  
23  import java.io.Writer;
24  import java.io.IOException;
25  import java.io.Reader;
26  
27  /***
28   * Handles the default content type for requests that originate from a browser's HTML form
29   *
30   * content-type: application/x-www-form-urlencoded
31   *
32   * This handler is intended for requests only, not for responses
33   *
34   * {@link http://www.w3.org/TR/html401/interact/forms.html#h-17.13.4}
35   *
36   */
37  public class FormUrlEncodedHandler implements ContentTypeHandler {
38  
39      public static final String CONTENT_TYPE = "application/x-www-form-urlencoded";
40  
41      public String fromObject(Object obj, String resultCode, Writer out) throws IOException {
42          throw new IOException("Conversion from Object to '"+getContentType()+"' is not supported");
43      }
44  
45      /*** No transformation is required as the framework handles this data */
46      public void toObject(Reader in, Object target) {
47      }
48  
49      /***
50       * The extension is not used by this handler
51       * @return
52       */
53      public String getExtension() {
54          return null;
55      }
56  
57      public String getContentType() {
58          return CONTENT_TYPE;
59      }
60  }