01: /*
02: * JBoss, Home of Professional Open Source.
03: * Copyright 2006, Red Hat Middleware LLC, and individual contributors
04: * as indicated by the @author tags. See the copyright.txt file in the
05: * distribution for a full listing of individual contributors.
06: *
07: * This is free software; you can redistribute it and/or modify it
08: * under the terms of the GNU Lesser General Public License as
09: * published by the Free Software Foundation; either version 2.1 of
10: * the License, or (at your option) any later version.
11: *
12: * This software is distributed in the hope that it will be useful,
13: * but WITHOUT ANY WARRANTY; without even the implied warranty of
14: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15: * Lesser General Public License for more details.
16: *
17: * You should have received a copy of the GNU Lesser General Public
18: * License along with this software; if not, write to the Free
19: * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20: * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
21: */
22: package org.jboss.ejb.plugins.inflow;
23:
24: import java.security.AccessController;
25: import java.security.PrivilegedAction;
26:
27: /**
28: * @author Scott.Stark@jboss.org
29: * @version $Revison:$
30: */
31: public class GetTCLAction implements PrivilegedAction {
32: static PrivilegedAction ACTION = new GetTCLAction(null);
33: Thread t;
34:
35: GetTCLAction(Thread t) {
36: this .t = t;
37: }
38:
39: public Object run() {
40: Thread thread = t;
41: if (thread == null)
42: thread = Thread.currentThread();
43: ClassLoader loader = thread.getContextClassLoader();
44: return loader;
45: }
46:
47: static ClassLoader getContextClassLoader() {
48: ClassLoader loader = (ClassLoader) AccessController
49: .doPrivileged(ACTION);
50: return loader;
51: }
52:
53: static ClassLoader getContextClassLoader(Thread t) {
54: GetTCLAction action = new GetTCLAction(t);
55: ClassLoader loader = (ClassLoader) AccessController
56: .doPrivileged(action);
57: return loader;
58: }
59:
60: }
|