1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 
22 /*
23  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 import org.opensolaris.os.dtrace.*;
28 
29 /**
30  * Test for bug 6399888 stop() hangs if ConsumerListener calls
31  * synchronized Consumer method
32  */
33 public class TestStopLock {
34     public static void
main(String[] args)35     main(String[] args)
36     {
37 	final Consumer consumer = new LocalConsumer();
38 	consumer.addConsumerListener(new ConsumerAdapter() {
39 	    @Override
40 	    public void intervalBegan(ConsumerEvent e) {
41 		consumer.isRunning();
42 	    }
43 	});
44 
45 	try {
46 	    consumer.open();
47 	    consumer.compile("syscall:::entry { @[execname] = count(); } " +
48 		    "tick-101ms { printa(@); }");
49 	    consumer.enable();
50 	    consumer.go();
51 	    try {
52 		Thread.sleep(500);
53 	    } catch (InterruptedException e) {
54 		e.printStackTrace();
55 		System.exit(1);
56 	    }
57 	    consumer.stop();
58 	    consumer.close();
59 	} catch (DTraceException e) {
60 	    e.printStackTrace();
61 	    System.exit(1);
62 	}
63 	System.out.println("Successful");
64     }
65 }
66