1
19
20 package com.liferay.portal.kernel.servlet;
21
22 import java.util.ArrayList;
23 import java.util.Iterator;
24 import java.util.List;
25
26 import javax.servlet.http.HttpSessionEvent;
27 import javax.servlet.http.HttpSessionListener;
28
29
41 public class PortletSessionListenerManager implements HttpSessionListener {
42
43 public static void addListener(HttpSessionListener listener) {
44 _listeners.add(listener);
45 }
46
47 public static void removeListener(HttpSessionListener listener) {
48 _listeners.remove(listener);
49 }
50
51 public void sessionCreated(HttpSessionEvent event) {
52 Thread currentThread = Thread.currentThread();
53
54 ClassLoader contextClassLoader = currentThread.getContextClassLoader();
55
56 try {
57 Iterator<HttpSessionListener> itr = _listeners.iterator();
58
59 while (itr.hasNext()) {
60 HttpSessionListener listener = itr.next();
61
62 ClassLoader listenerClassLoader =
63 listener.getClass().getClassLoader();
64
65 currentThread.setContextClassLoader(listenerClassLoader);
66
67 listener.sessionCreated(event);
68 }
69 }
70 finally {
71 currentThread.setContextClassLoader(contextClassLoader);
72 }
73 }
74
75 public void sessionDestroyed(HttpSessionEvent event) {
76 Iterator<HttpSessionListener> itr = _listeners.iterator();
77
78 while (itr.hasNext()) {
79 HttpSessionListener listener = itr.next();
80
81 listener.sessionDestroyed(event);
82 }
83 }
84
85 private static List<HttpSessionListener> _listeners =
86 new ArrayList<HttpSessionListener>();
87
88 }