1
22
23 package com.liferay.portal.kernel.servlet;
24
25 import com.liferay.portal.kernel.log.Log;
26 import com.liferay.portal.kernel.log.LogFactoryUtil;
27 import com.liferay.portal.kernel.portlet.PortletClassLoaderUtil;
28 import com.liferay.portal.kernel.util.PortalClassLoaderUtil;
29 import com.liferay.portal.kernel.util.PortalInitable;
30 import com.liferay.portal.kernel.util.PortalInitableUtil;
31
32 import javax.servlet.ServletContextEvent;
33 import javax.servlet.ServletContextListener;
34
35
42 public abstract class PortalClassLoaderServletContextListener
43 implements PortalInitable, ServletContextListener {
44
45 public PortalClassLoaderServletContextListener() {
46 }
47
48 public void contextDestroyed(ServletContextEvent event) {
49 ClassLoader contextClassLoader =
50 Thread.currentThread().getContextClassLoader();
51
52 try {
53 Thread.currentThread().setContextClassLoader(
54 PortalClassLoaderUtil.getClassLoader());
55
56 _servletContextListener.contextDestroyed(event);
57 }
58 finally {
59 Thread.currentThread().setContextClassLoader(contextClassLoader);
60 }
61 }
62
63 public void contextInitialized(ServletContextEvent event) {
64 _event = event;
65
66 PortalInitableUtil.init(this);
67 }
68
69 public void portalInit() {
70 ClassLoader contextClassLoader =
71 Thread.currentThread().getContextClassLoader();
72
73 PortletClassLoaderUtil.setClassLoader(contextClassLoader);
74
75 try {
76 Thread.currentThread().setContextClassLoader(
77 PortalClassLoaderUtil.getClassLoader());
78
79 _servletContextListener = getInstance();
80
81 _servletContextListener.contextInitialized(_event);
82 }
83 catch (Exception e) {
84 _log.error(e, e);
85 }
86 finally {
87 Thread.currentThread().setContextClassLoader(
88 contextClassLoader);
89 }
90 }
91
92 protected abstract ServletContextListener getInstance() throws Exception;
93
94 private static Log _log =
95 LogFactoryUtil.getLog(PortalClassLoaderServletContextListener.class);
96
97 private ServletContextEvent _event;
98 private ServletContextListener _servletContextListener;
99
100 }