1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    * The contents of this file are subject to the terms of the Liferay Enterprise
5    * Subscription License ("License"). You may not use this file except in
6    * compliance with the License. You can obtain a copy of the License by
7    * contacting Liferay, Inc. See the License for the specific language governing
8    * permissions and limitations under the License, including but not limited to
9    * distribution rights of the Software.
10   *
11   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
12   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
13   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
14   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
15   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
16   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
17   * SOFTWARE.
18   */
19  
20  package com.liferay.portlet.wsrp;
21  
22  import javax.portlet.PortletSession;
23  
24  import org.apache.wsrp4j.consumer.ConsumerEnvironment;
25  import org.apache.wsrp4j.consumer.Producer;
26  import org.apache.wsrp4j.consumer.UserSessionMgr;
27  import org.apache.wsrp4j.exception.WSRPException;
28  
29  /**
30   * <a href="SessionHandlerImpl.java.html"><b><i>View Source</i></b></a>
31   *
32   * @author Michael Young
33   *
34   */
35  public class SessionHandlerImpl implements SessionHandler {
36  
37      private SessionHandlerImpl(ConsumerEnvironment consumerEnv) {
38          this._consumerEnv = consumerEnv;
39      }
40  
41      public static SessionHandler getInstance(ConsumerEnvironment consumerEnv) {
42          if (_instance == null) {
43              _instance = new SessionHandlerImpl(consumerEnv);
44          }
45  
46          return _instance;
47      }
48  
49      public void setPortletSession(PortletSession portletSession) {
50          this._portletSession = portletSession;
51      }
52  
53      public UserSessionMgr getUserSession(String producerID, String userID)
54              throws WSRPException {
55          if (_portletSession == null) {
56              try {
57                  throw new Exception(
58                          "PortletSession is null. Call setPortletSession() first.");
59              }
60              catch (Exception e) {
61                  e.printStackTrace();
62              }
63          }
64          else {
65  
66              Producer producer = _consumerEnv.getProducerRegistry().getProducer(
67                      producerID);
68  
69              if (producer != null) {
70  
71                  String markupURL = producer.getMarkupInterfaceEndpoint();
72  
73                  return new UserSessionImpl(producerID, userID, markupURL,
74                          _portletSession);
75              }
76          }
77  
78          return null;
79      }
80  
81      private PortletSession _portletSession = null;
82  
83      private ConsumerEnvironment _consumerEnv = null;
84  
85      private static SessionHandler _instance = null;
86  
87  }