| /* |
| * Copyright (c) 2002, 2018, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package nsk.jdb.threads.threads002; |
| |
| import nsk.share.*; |
| import nsk.share.jpda.*; |
| import nsk.share.jdb.*; |
| |
| import java.io.*; |
| |
| /* This is debuggee aplication */ |
| public class threads002a { |
| public static void main(String args[]) { |
| threads002a _threads002a = new threads002a(); |
| System.exit(threads002.JCK_STATUS_BASE + _threads002a.runIt(args, System.out)); |
| } |
| |
| static void lastBreak () {} |
| |
| static int numThreads = 5; // number of threads |
| static Object waitnotify = new Object(); |
| |
| public int runIt(String args[], PrintStream out) { |
| JdbArgumentHandler argumentHandler = new JdbArgumentHandler(args); |
| Log log = new Log(out, argumentHandler); |
| |
| Thread holder [] = new Thread[numThreads]; |
| Lock lock = new Lock(); |
| |
| try { |
| lock.setLock(); |
| for (int i = 0; i < numThreads ; i++) { |
| holder[i] = new MyThread(lock); |
| synchronized (waitnotify) { |
| holder[i].start(); |
| waitnotify.wait(); |
| } |
| } |
| } catch (Exception e) { |
| System.err.println("TEST ERROR: Caught unexpected Exception while waiting in main thread: " + |
| e.getMessage()); |
| System.exit(threads002.FAILED); |
| } |
| |
| lastBreak(); // When jdb stops here, there should be 5 running MyThreads. |
| lock.releaseLock(); |
| |
| for (int i = 0; i < numThreads ; i++) { |
| if (holder[i].isAlive()) { |
| try { |
| holder[i].join(argumentHandler.getWaitTime() * 60000); |
| } catch (InterruptedException e) { |
| throw new Failure("Unexpected InterruptedException catched while waiting for join of: " + holder[i]); |
| } |
| } |
| } |
| |
| log.display("Debuggee PASSED"); |
| return threads002.PASSED; |
| } |
| |
| } |
| |
| class Lock { |
| boolean lockSet; |
| |
| synchronized void setLock() throws InterruptedException { |
| while (lockSet == true) |
| wait(); |
| lockSet = true; |
| } |
| |
| synchronized void releaseLock() { |
| if (lockSet == true) { |
| lockSet = false; |
| notify(); |
| } |
| } |
| } |
| |
| class MyThread extends Thread { |
| |
| Lock lock; |
| MyThread (Lock l) { |
| this.lock = l; |
| } |
| |
| public void run() { |
| synchronized (threads002a.waitnotify) { |
| threads002a.waitnotify.notifyAll(); |
| } |
| try { |
| lock.setLock(); |
| } catch(Exception e) { |
| System.err.println("TEST ERROR: Caught unexpected Exception while waiting in MyThread: " + |
| e.getMessage()); |
| System.exit(threads002.FAILED); |
| } |
| lock.releaseLock(); |
| } |
| } |