1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    *
5    *
6    *
7    * The contents of this file are subject to the terms of the Liferay Enterprise
8    * Subscription License ("License"). You may not use this file except in
9    * compliance with the License. You can obtain a copy of the License by
10   * contacting Liferay, Inc. See the License for the specific language governing
11   * permissions and limitations under the License, including but not limited to
12   * distribution rights 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  public class SharedSessionServletRequest extends HttpServletRequestWrapper {
40  
41      public SharedSessionServletRequest(
42          HttpServletRequest request, Map<String, Object> sharedSessionAttributes,
43          boolean shared) {
44  
45          super(request);
46  
47          _sharedSessionAttributes = sharedSessionAttributes;
48  
49          _session = getSharedSessionWrapper(request.getSession());
50          _shared = shared;
51      }
52  
53      public HttpSession getSession() {
54          if (_shared) {
55              return _session;
56          }
57          else {
58              return getSharedSessionWrapper(super.getSession());
59          }
60      }
61  
62      public HttpSession getSession(boolean create) {
63          if (_shared) {
64              return _session;
65          }
66          else {
67              return getSharedSessionWrapper(super.getSession(create));
68          }
69      }
70  
71      protected HttpSession getSharedSessionWrapper(HttpSession session) {
72          if (!ServerDetector.isJOnAS() && ServerDetector.isJetty()) {
73              return new JettySharedSessionWrapper(
74                  session, _sharedSessionAttributes);
75          }
76          else {
77              return new SharedSessionWrapper(session, _sharedSessionAttributes);
78          }
79      }
80  
81      private HttpSession _session;
82      private Map<String, Object> _sharedSessionAttributes;
83      private boolean _shared;
84  
85  }