| /* |
| * Copyright (c) 2003, 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.jvmti.GetCurrentThreadCpuTime; |
| |
| import java.io.PrintStream; |
| |
| import nsk.share.*; |
| import nsk.share.jvmti.*; |
| |
| /** Debuggee class for this test. */ |
| public class curthrcputime001 extends DebugeeClass { |
| |
| /** Load native library if required. */ |
| static { |
| loadLibrary("curthrcputime001"); |
| } |
| |
| /** Run test from command line. */ |
| public static void main(String argv[]) { |
| argv = nsk.share.jvmti.JVMTITest.commonInit(argv); |
| |
| // JCK-compatible exit |
| System.exit(run(argv, System.out) + Consts.JCK_STATUS_BASE); |
| } |
| |
| /** Run test from JCK-compatible environment. */ |
| public static int run(String argv[], PrintStream out) { |
| return new curthrcputime001().runIt(argv, out); |
| } |
| |
| /* =================================================================== */ |
| |
| // scaffold objects |
| ArgumentHandler argHandler = null; |
| Log log = null; |
| long timeout = 0; |
| int status = Consts.TEST_PASSED; |
| |
| static final String TESTED_THREAD_NAME = "curthrcputime001Thread"; |
| static final int SLEEP_TIME = 5 * 1000; // milliseconds |
| |
| /** Run debuggee. */ |
| public int runIt(String argv[], PrintStream out) { |
| argHandler = new ArgumentHandler(argv); |
| log = new Log(out, argHandler); |
| timeout = argHandler.getWaitTime() * 60 * 1000; // milliseconds |
| |
| int iterations = argHandler.findOptionIntValue("iterations", 1000); |
| |
| curthrcputime001Thread thread = new curthrcputime001Thread(TESTED_THREAD_NAME, iterations); |
| |
| // sync before thread started |
| log.display("Sync: tested thread created"); |
| status = checkStatus(status); |
| |
| // start and finish tested thread |
| try { |
| synchronized (thread.endingMonitor) { |
| // start thread and wait for start notification |
| synchronized (thread.startingMonitor) { |
| thread.start(); |
| thread.startingMonitor.wait(); |
| } |
| |
| // sync after thread started |
| log.display("Sync: tested thread started"); |
| status = checkStatus(status); |
| |
| // let thread to finish |
| } |
| |
| // wait for thread to finish |
| thread.join(); |
| |
| } catch (InterruptedException e) { |
| throw new Failure("Main thread interrupted while running tested thread:\n\t" |
| + e); |
| } |
| |
| // sync after thread finished |
| log.display("Sync: tested thread finished"); |
| status = checkStatus(status); |
| |
| return status; |
| } |
| } |
| |
| /* =================================================================== */ |
| |
| /** Class for tested thread. */ |
| class curthrcputime001Thread extends Thread { |
| public int iterations; |
| |
| public Object startingMonitor = new Object(); |
| public Object endingMonitor = new Object(); |
| |
| /** Make thread with specific name. */ |
| public curthrcputime001Thread(String name, int iterations) { |
| super(name); |
| this.iterations = iterations; |
| } |
| |
| /** Run some code. */ |
| public void run() { |
| |
| runIterations(iterations); |
| |
| // notify about start |
| synchronized (startingMonitor) { |
| startingMonitor.notifyAll(); |
| } |
| |
| runIterations(iterations); |
| |
| // wait for finishing enabled |
| synchronized (endingMonitor) { |
| } |
| |
| runIterations(iterations); |
| |
| } |
| |
| /** Run some code with given number of iterations. */ |
| void runIterations(int n) { |
| for (int k = 0; k < n; k++) { |
| int s = k; |
| for (int i = 0; i < n; i++) { |
| if (i % 2 == 0) { |
| s += i * 10; |
| } else { |
| s -= i * 10; |
| } |
| } |
| } |
| } |
| } |