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.portal.spring.context;
24  
25  import com.liferay.portal.bean.BeanLocatorImpl;
26  import com.liferay.portal.kernel.bean.BeanLocator;
27  import com.liferay.portal.kernel.bean.PortletBeanLocatorUtil;
28  import com.liferay.portal.kernel.portlet.PortletClassLoaderUtil;
29  
30  import java.lang.reflect.Method;
31  
32  import javax.servlet.ServletContext;
33  import javax.servlet.ServletContextEvent;
34  
35  import org.apache.commons.logging.Log;
36  import org.apache.commons.logging.LogFactory;
37  
38  import org.springframework.context.ApplicationContext;
39  import org.springframework.web.context.ContextLoader;
40  import org.springframework.web.context.ContextLoaderListener;
41  import org.springframework.web.context.support.WebApplicationContextUtils;
42  
43  /**
44   * <a href="PortletContextLoaderListener.java.html"><b><i>View Source</i></b>
45   * </a>
46   *
47   * @author Brian Wing Shun Chan
48   *
49   */
50  public class PortletContextLoaderListener extends ContextLoaderListener {
51  
52      public void contextDestroyed(ServletContextEvent event) {
53          ClassLoader classLoader = PortletClassLoaderUtil.getClassLoader();
54  
55          ServletContext servletContext = event.getServletContext();
56  
57          try {
58              Class<?> beanLocatorUtilClass = Class.forName(
59                  "com.liferay.util.bean.PortletBeanLocatorUtil", true,
60                  classLoader);
61  
62              Method setBeanLocatorMethod = beanLocatorUtilClass.getMethod(
63                  "setBeanLocator", new Class[] {BeanLocator.class});
64  
65              setBeanLocatorMethod.invoke(
66                  beanLocatorUtilClass, new Object[] {null});
67  
68              PortletBeanLocatorUtil.setBeanLocator(
69                  servletContext.getServletContextName(), null);
70          }
71          catch (Exception e) {
72              _log.error(e, e);
73          }
74  
75          super.contextDestroyed(event);
76      }
77  
78      public void contextInitialized(ServletContextEvent event) {
79          super.contextInitialized(event);
80  
81          ClassLoader classLoader = PortletClassLoaderUtil.getClassLoader();
82  
83          ServletContext servletContext = event.getServletContext();
84  
85          ApplicationContext applicationContext =
86              WebApplicationContextUtils.getWebApplicationContext(servletContext);
87  
88          BeanLocator beanLocator = new BeanLocatorImpl(
89              classLoader, applicationContext);
90  
91          try {
92              Class<?> beanLocatorUtilClass = Class.forName(
93                  "com.liferay.util.bean.PortletBeanLocatorUtil", true,
94                  classLoader);
95  
96              Method setBeanLocatorMethod = beanLocatorUtilClass.getMethod(
97                  "setBeanLocator", new Class[] {BeanLocator.class});
98  
99              setBeanLocatorMethod.invoke(
100                 beanLocatorUtilClass, new Object[] {beanLocator});
101 
102             PortletBeanLocatorUtil.setBeanLocator(
103                 servletContext.getServletContextName(), beanLocator);
104         }
105         catch (Exception e) {
106             _log.error(e, e);
107         }
108     }
109 
110     protected ContextLoader createContextLoader() {
111         return new PortletContextLoader();
112     }
113 
114     private static Log _log =
115         LogFactory.getLog(PortletContextLoaderListener.class);
116 
117 }