HttpServletRequestStrategy


1   // Copyright 2005 The Apache Software Foundation
2   //
3   // Licensed under the Apache License, Version 2.0 (the "License");
4   // you may not use this file except in compliance with the License.
5   // You may obtain a copy of the License at
6   //
7   //     http://www.apache.org/licenses/LICENSE-2.0
8   //
9   // Unless required by applicable law or agreed to in writing, software
10  // distributed under the License is distributed on an "AS IS" BASIS,
11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  // See the License for the specific language governing permissions and
13  // limitations under the License.
14  
15  package org.apache.tapestry.describe;
16  
17  import java.util.Iterator  ;
18  import java.util.List  ;
19  
20  import javax.servlet.http.HttpServletRequest  ;
21  
22  import org.apache.tapestry.web.WebUtils;
23  
24  /**
25   * Strategy for describing an {@link javax.servlet.http.HttpServletRequest}.
26   * 
27   * @author Howard M. Lewis Ship
28   * @since 4.0
29   */
30  public class HttpServletRequestStrategy implements DescribableStrategy
31  {
32  
33      public void describeObject(Object   object, DescriptionReceiver receiver)
34      {
35          HttpServletRequest   request = (HttpServletRequest  ) object;
36  
37          receiver.title("HttpServletRequest");
38          receiver.property("authType", request.getAuthType());
39          receiver.property("characterEncoding", request.getCharacterEncoding());
40          receiver.property("contentLength", request.getContentLength());
41          receiver.property("contextPath", request.getContextPath());
42          receiver.property("contentType", request.getContentType());
43          receiver.array("cookies", request.getCookies());
44          receiver.property("locale", request.getLocale());
45          receiver.property("method", request.getMethod());
46          receiver.property("pathInfo", request.getPathInfo());
47          receiver.property("pathTranslated", request.getPathTranslated());
48          receiver.property("protocol", request.getProtocol());
49          receiver.property("queryString", request.getQueryString());
50          receiver.property("requestURI", request.getRequestURI());
51          receiver.property("scheme", request.getScheme());
52          receiver.property("secure", request.isSecure());
53          receiver.property("serverName", request.getServerName());
54          receiver.property("serverPort", request.getServerPort());
55          receiver.property("servletPath", request.getServletPath());
56          receiver.property("userPrincipal", request.getUserPrincipal());
57  
58          receiver.section("Parameters");
59  
60          List   keys = WebUtils.toSortedList(request.getParameterNames());
61          Iterator   i = keys.iterator();
62          while (i.hasNext())
63          {
64              String   key = (String  ) i.next();
65              String  [] values = request.getParameterValues(key);
66  
67              receiver.array(key, values);
68          }
69  
70          receiver.section("Headers");
71          keys = WebUtils.toSortedList(request.getHeaderNames());
72          i = keys.iterator();
73          while (i.hasNext())
74          {
75              String   key = (String  ) i.next();
76              String   value = request.getHeader(key);
77  
78              receiver.property(key, value);
79          }
80  
81          receiver.section("Attributes");
82          keys = WebUtils.toSortedList(request.getAttributeNames());
83          i = keys.iterator();
84          while (i.hasNext())
85          {
86              String   key = (String  ) i.next();
87              Object   value = request.getAttribute(key);
88  
89              receiver.property(key, value);
90          }
91      }
92  
93  }
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