1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    * Permission is hereby granted, free of charge, to any person obtaining a copy
5    * of this software and associated documentation files (the "Software"), to deal
6    * in the Software without restriction, including without limitation the rights
7    * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8    * copies of the Software, and to permit persons to whom the Software is
9    * furnished to do so, subject to the following conditions:
10   *
11   * The above copyright notice and this permission notice shall be included in
12   * all copies or substantial portions of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.util.servlet;
24  
25  import com.liferay.portal.kernel.util.ServerDetector;
26  
27  import java.util.Map;
28  
29  import javax.servlet.http.HttpServletRequest;
30  import javax.servlet.http.HttpServletRequestWrapper;
31  import javax.servlet.http.HttpSession;
32  
33  /**
34   * <a href="SharedSessionServletRequest.java.html"><b><i>View Source</i></b></a>
35   *
36   * @author Brian Wing Shun Chan
37   * @author Brian Myunghun Kim
38   *
39   */
40  public class SharedSessionServletRequest extends HttpServletRequestWrapper {
41  
42      public SharedSessionServletRequest(
43          HttpServletRequest request, Map<String, Object> sharedSessionAttributes,
44          boolean shared) {
45  
46          super(request);
47  
48          _sharedSessionAttributes = sharedSessionAttributes;
49  
50          _session = getSharedSessionWrapper(request.getSession());
51          _shared = shared;
52      }
53  
54      public HttpSession getSession() {
55          if (_shared) {
56              return _session;
57          }
58          else {
59              return getSharedSessionWrapper(super.getSession());
60          }
61      }
62  
63      public HttpSession getSession(boolean create) {
64          if (_shared) {
65              return _session;
66          }
67          else {
68              return getSharedSessionWrapper(super.getSession(create));
69          }
70      }
71  
72      protected HttpSession getSharedSessionWrapper(HttpSession session) {
73          if (!ServerDetector.isJOnAS() && ServerDetector.isJetty()) {
74              return new JettySharedSessionWrapper(
75                  session, _sharedSessionAttributes);
76          }
77          else {
78              return new SharedSessionWrapper(session, _sharedSessionAttributes);
79          }
80      }
81  
82      private HttpSession _session;
83      private Map<String, Object> _sharedSessionAttributes;
84      private boolean _shared;
85  
86  }