01: /*
02: * Copyright 1999 Sun Microsystems, Inc. All Rights Reserved.
03: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
04: *
05: * This code is free software; you can redistribute it and/or modify it
06: * under the terms of the GNU General Public License version 2 only, as
07: * published by the Free Software Foundation. Sun designates this
08: * particular file as subject to the "Classpath" exception as provided
09: * by Sun in the LICENSE file that accompanied this code.
10: *
11: * This code is distributed in the hope that it will be useful, but WITHOUT
12: * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13: * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14: * version 2 for more details (a copy is included in the LICENSE file that
15: * accompanied this code).
16: *
17: * You should have received a copy of the GNU General Public License version
18: * 2 along with this work; if not, write to the Free Software Foundation,
19: * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20: *
21: * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
22: * CA 95054 USA or visit www.sun.com if you need additional information or
23: * have any questions.
24: */
25:
26: package com.sun.jndi.ldap;
27:
28: import java.net.URL;
29: import java.net.URLClassLoader;
30: import java.net.MalformedURLException;
31: import java.security.AccessController;
32: import java.security.PrivilegedAction;
33:
34: final class VersionHelper12 extends VersionHelper {
35:
36: VersionHelper12() {
37: } // Disallow external from creating one of these.
38:
39: ClassLoader getURLClassLoader(String[] url)
40: throws MalformedURLException {
41: ClassLoader parent = getContextClassLoader();
42: if (url != null) {
43: return URLClassLoader.newInstance(getUrlArray(url), parent);
44: } else {
45: return parent;
46: }
47: }
48:
49: Class loadClass(String className) throws ClassNotFoundException {
50: ClassLoader cl = getContextClassLoader();
51: return Class.forName(className, true, cl);
52: }
53:
54: private ClassLoader getContextClassLoader() {
55: return (ClassLoader) AccessController
56: .doPrivileged(new PrivilegedAction() {
57: public Object run() {
58: return Thread.currentThread()
59: .getContextClassLoader();
60: }
61: });
62: }
63:
64: Thread createThread(final Runnable r) {
65: return (Thread) AccessController
66: .doPrivileged(new PrivilegedAction() {
67: public Object run() {
68: return new Thread(r);
69: }
70: });
71: }
72: }
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