1/*
2 * Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24
25// see Deadlock.sh
26
27import java.security.*;
28
29public class Deadlock implements Runnable {
30
31    private volatile Exception exc;
32
33    public void run() {
34        try {
35            SecureRandom random = SecureRandom.getInstance("SHA1PRNG");
36            System.out.println("getInstance() ok: " + random);
37        } catch (Exception e) {
38            System.out.println("Exception during getInstance() call: " + e);
39            this.exc = e;
40        }
41    }
42
43    public static void main(String[] args) throws Exception {
44        Deadlock d = new Deadlock();
45        Thread t = new Thread(d);
46        t.start();
47        String className = (args.length == 0) ? "com.abc.Tst1" : args[0];
48        System.out.println("Loading class: " + className);
49        ClassLoader cl = ClassLoader.getSystemClassLoader();
50        System.out.println("SystemClassLoader: " + cl);
51        Class clazz = cl.loadClass(className);
52        System.out.println("OK: " + clazz);
53        t.join();
54        if (d.exc != null) {
55            throw d.exc;
56        }
57    }
58
59}
60