1   /**
2    * Copyright (c) 2000-2007 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.portlet.wsrp;
24  
25  import javax.portlet.PortletSession;
26  
27  import org.apache.wsrp4j.consumer.ConsumerEnvironment;
28  import org.apache.wsrp4j.consumer.Producer;
29  import org.apache.wsrp4j.consumer.UserSessionMgr;
30  import org.apache.wsrp4j.exception.WSRPException;
31  
32  /**
33   * <a href="SessionHandlerImpl.java.html"><b><i>View Source</i></b></a>
34   *
35   * @author Michael Young
36   *
37   */
38  public class SessionHandlerImpl implements SessionHandler {
39  
40      private SessionHandlerImpl(ConsumerEnvironment consumerEnv) {
41          this._consumerEnv = consumerEnv;
42      }
43  
44      public static SessionHandler getInstance(ConsumerEnvironment consumerEnv) {
45          if (_instance == null) {
46              _instance = new SessionHandlerImpl(consumerEnv);
47          }
48  
49          return _instance;
50      }
51  
52      public void setPortletSession(PortletSession portletSession) {
53          this._portletSession = portletSession;
54      }
55  
56      public UserSessionMgr getUserSession(String producerID, String userID)
57              throws WSRPException {
58          if (_portletSession == null) {
59              try {
60                  throw new Exception(
61                          "PortletSession is null. Call setPortletSession() first.");
62              }
63              catch (Exception e) {
64                  e.printStackTrace();
65              }
66          }
67          else {
68  
69              Producer producer = _consumerEnv.getProducerRegistry().getProducer(
70                      producerID);
71  
72              if (producer != null) {
73  
74                  String markupURL = producer.getMarkupInterfaceEndpoint();
75  
76                  return new UserSessionImpl(producerID, userID, markupURL,
77                          _portletSession);
78              }
79          }
80  
81          return null;
82      }
83  
84      private PortletSession _portletSession = null;
85  
86      private ConsumerEnvironment _consumerEnv = null;
87  
88      private static SessionHandler _instance = null;
89  
90  }