17 *
18 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
19 * or visit www.oracle.com if you need additional information or have any
20 * questions.
21 */
22
23 /*
24 * This file is available under and governed by the GNU General Public
25 * License version 2 only, as published by the Free Software Foundation.
26 * However, the following notice accompanied the original version of this
27 * file:
28 *
29 * Written by Doug Lea with assistance from members of JCP JSR-166
30 * Expert Group and released to the public domain, as explained at
31 * http://creativecommons.org/publicdomain/zero/1.0/
32 */
33
34 /*
35 * @test
36 * @bug 4486658
37 * @compile -source 1.5 SimpleReentrantLockLoops.java
38 * @run main/timeout=4500 SimpleReentrantLockLoops
39 * @summary multiple threads using a single lock
40 */
41
42 import java.util.concurrent.*;
43 import java.util.concurrent.locks.*;
44 import java.util.*;
45
46 public final class SimpleReentrantLockLoops {
47 static final ExecutorService pool = Executors.newCachedThreadPool();
48 static final LoopHelpers.SimpleRandom rng = new LoopHelpers.SimpleRandom();
49 static boolean print = false;
50 static int iters = 1000000;
51
52 public static void main(String[] args) throws Exception {
53 int maxThreads = 5;
54 if (args.length > 0)
55 maxThreads = Integer.parseInt(args[0]);
56
57 print = true;
|
17 *
18 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
19 * or visit www.oracle.com if you need additional information or have any
20 * questions.
21 */
22
23 /*
24 * This file is available under and governed by the GNU General Public
25 * License version 2 only, as published by the Free Software Foundation.
26 * However, the following notice accompanied the original version of this
27 * file:
28 *
29 * Written by Doug Lea with assistance from members of JCP JSR-166
30 * Expert Group and released to the public domain, as explained at
31 * http://creativecommons.org/publicdomain/zero/1.0/
32 */
33
34 /*
35 * @test
36 * @bug 4486658
37 * @compile SimpleReentrantLockLoops.java
38 * @run main/timeout=4500 SimpleReentrantLockLoops
39 * @summary multiple threads using a single lock
40 */
41
42 import java.util.concurrent.*;
43 import java.util.concurrent.locks.*;
44 import java.util.*;
45
46 public final class SimpleReentrantLockLoops {
47 static final ExecutorService pool = Executors.newCachedThreadPool();
48 static final LoopHelpers.SimpleRandom rng = new LoopHelpers.SimpleRandom();
49 static boolean print = false;
50 static int iters = 1000000;
51
52 public static void main(String[] args) throws Exception {
53 int maxThreads = 5;
54 if (args.length > 0)
55 maxThreads = Integer.parseInt(args[0]);
56
57 print = true;
|