1   /**
2    * Copyright (c) 2000-2008 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;
24  
25  import com.liferay.portal.model.Portlet;
26  import com.liferay.util.CollectionFactory;
27  
28  import java.util.Map;
29  
30  import javax.portlet.PortletConfig;
31  import javax.portlet.PortletContext;
32  
33  import javax.servlet.ServletContext;
34  
35  /**
36   * <a href="PortletConfigFactory.java.html"><b><i>View Source</i></b></a>
37   *
38   * @author Brian Wing Shun Chan
39   *
40   */
41  public class PortletConfigFactory {
42  
43      public static PortletConfig create(Portlet portlet, ServletContext ctx) {
44          return _instance._create(portlet, ctx);
45      }
46  
47      public static void destroy(Portlet portlet) {
48          _instance._destroy(portlet);
49      }
50  
51      private PortletConfigFactory() {
52          _pool = CollectionFactory.getSyncHashMap();
53      }
54  
55      private PortletConfig _create(Portlet portlet, ServletContext ctx) {
56          Map portletConfigs = (Map)_pool.get(portlet.getRootPortletId());
57  
58          if (portletConfigs == null) {
59              portletConfigs = CollectionFactory.getSyncHashMap();
60  
61              _pool.put(portlet.getRootPortletId(), portletConfigs);
62          }
63  
64          PortletConfig portletConfig =
65              (PortletConfig)portletConfigs.get(portlet.getPortletId());
66  
67          if (portletConfig == null) {
68              PortletContext portletCtx =
69                  PortletContextFactory.create(portlet, ctx);
70  
71              portletConfig = new PortletConfigImpl(
72                  portlet.getPortletId(), portletCtx, portlet.getInitParams(),
73                  portlet.getResourceBundle(), portlet.getPortletInfo());
74  
75              portletConfigs.put(portlet.getPortletId(), portletConfig);
76          }
77  
78          return portletConfig;
79      }
80  
81      private void _destroy(Portlet portlet) {
82          _pool.remove(portlet.getRootPortletId());
83      }
84  
85      private static PortletConfigFactory _instance = new PortletConfigFactory();
86  
87      private Map _pool;
88  
89  }