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.portal.util.PropsValues;
27  
28  import javax.portlet.PortletContext;
29  import javax.portlet.PortletMode;
30  import javax.portlet.PortletPreferences;
31  import javax.portlet.WindowState;
32  
33  import javax.servlet.http.HttpServletRequest;
34  
35  import org.apache.commons.pool.BasePoolableObjectFactory;
36  import org.apache.commons.pool.ObjectPool;
37  import org.apache.commons.pool.impl.StackObjectPool;
38  
39  /**
40   * <a href="ResourceRequestFactory.java.html"><b><i>View Source</i></b></a>
41   *
42   * @author Brian Wing Shun Chan
43   *
44   */
45  public class ResourceRequestFactory {
46  
47      public static ResourceRequestImpl create(
48              HttpServletRequest request, Portlet portlet,
49              InvokerPortlet invokerPortlet, PortletContext portletContext,
50              WindowState windowState, PortletMode portletMode,
51              PortletPreferences prefs, long plid)
52          throws Exception {
53  
54          ResourceRequestImpl resourceRequestImpl = null;
55  
56          if (PropsValues.COMMONS_POOL_ENABLED) {
57              resourceRequestImpl =
58                  (ResourceRequestImpl)_instance._pool.borrowObject();
59          }
60          else {
61              resourceRequestImpl = new ResourceRequestImpl();
62          }
63  
64          resourceRequestImpl.init(
65              request, portlet, invokerPortlet, portletContext, windowState,
66              portletMode, prefs, plid);
67  
68          return resourceRequestImpl;
69      }
70  
71      public static void recycle(ResourceRequestImpl resourceRequestImpl)
72          throws Exception {
73  
74          if (PropsValues.COMMONS_POOL_ENABLED) {
75              _instance._pool.returnObject(resourceRequestImpl);
76          }
77          else if (resourceRequestImpl != null) {
78              resourceRequestImpl.recycle();
79          }
80      }
81  
82      private ResourceRequestFactory() {
83          _pool = new StackObjectPool(new Factory());
84      }
85  
86      private static ResourceRequestFactory _instance =
87          new ResourceRequestFactory();
88  
89      private ObjectPool _pool;
90  
91      private class Factory extends BasePoolableObjectFactory {
92  
93          public Object makeObject() {
94              return new ResourceRequestImpl();
95          }
96  
97          public void passivateObject(Object obj) {
98              ResourceRequestImpl resourceRequestImpl = (ResourceRequestImpl)obj;
99  
100             resourceRequestImpl.recycle();
101         }
102 
103     }
104 
105 }