3836N/A * Copyright (c) 2003, 2004, Oracle and/or its affiliates. All rights reserved. 0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 0N/A * This code is free software; you can redistribute it and/or modify it 0N/A * under the terms of the GNU General Public License version 2 only, as 0N/A * published by the Free Software Foundation. 0N/A * This code is distributed in the hope that it will be useful, but WITHOUT 0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 0N/A * version 2 for more details (a copy is included in the LICENSE file that 0N/A * accompanied this code). 2362N/A * You should have received a copy of the GNU General Public License version 0N/A * 2 along with this work; if not, write to the Free Software Foundation, 0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 0N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 0N/A * or visit www.oracle.com if you need additional information or have any 0N/A * @summary Basic unit test of ThreadInfo.getStackTrace() and 0N/A * ThreadInfo.getThreadState() 0N/A * @author Mandy Chung 0N/A * @run build Semaphore Utils 0N/A * @run main ThreadStackTrace 3836N/A "getThreadInfo() is expected to return null for " + t);
0N/A // Start the threads and check them in Blocked and Waiting states 0N/A // block until examiner begins doing its real work 0N/A "is waiting to begin.");
3836N/A // The Examiner should be waiting to be notified by the BlockedThread 0N/A // Check that the stack is returned correctly for a new thread 3836N/A // Check that the stack is returned correctly for a terminated thread 0N/A // give a chance for the examiner thread to really wait 3836N/A // give a chance for the examiner thread to really wait 3836N/A // wait until the examiner waits on the semaphore 0N/A // notify the examiner about to block on lockB 0N/A // Notify that examiner about to enter lockA 0N/A // notify the examiner about to release lockA 0N/A // Wait and let examiner thread check the mbean 0N/A // wait until the examiner is about to block 0N/A // wait until the examiner is waiting for blockedThread's notification 0N/A // give a chance for the examiner thread to really wait 0N/A // wait until blockedThread is blocked on lockB 0N/A "BlockedThread - should be blocked on lockB.");
0N/A // wait until main thread gets signalled of the semaphore 3836N/A // Wait until BlockedThread is about to block on lockA 3836N/A "BlockedThread - should be blocked on lockA.");
// release lockA and let BlockedThread to get the lock "BlockedThread - should be waiting on lockA.");
// Let the blocked thread go // give some time for BlockedThread to proceed