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
  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 }