158 lines
4.7 KiB
Java
158 lines
4.7 KiB
Java
/*
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* Copyright (c) 2003, 2018, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package nsk.jvmti.GetThreadCpuTime;
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import java.io.PrintStream;
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import nsk.share.*;
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import nsk.share.jvmti.*;
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/** Debuggee class for this test. */
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public class thrcputime001 extends DebugeeClass {
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/** Load native library if required. */
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static {
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loadLibrary("thrcputime001");
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}
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/** Run test from command line. */
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public static void main(String argv[]) {
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argv = nsk.share.jvmti.JVMTITest.commonInit(argv);
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// JCK-compatible exit
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System.exit(run(argv, System.out) + Consts.JCK_STATUS_BASE);
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}
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/** Run test from JCK-compatible environment. */
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public static int run(String argv[], PrintStream out) {
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return new thrcputime001().runIt(argv, out);
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}
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/* =================================================================== */
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// scaffold objects
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ArgumentHandler argHandler = null;
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Log log = null;
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long timeout = 0;
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int status = Consts.TEST_PASSED;
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static final String TESTED_THREAD_NAME = "thrcputime001Thread";
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static final int SLEEP_TIME = 5 * 1000; // milliseconds
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/** Run debuggee. */
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public int runIt(String argv[], PrintStream out) {
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argHandler = new ArgumentHandler(argv);
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log = new Log(out, argHandler);
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timeout = argHandler.getWaitTime() * 60 * 1000; // milliseconds
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int iterations = argHandler.findOptionIntValue("iterations", 1000);
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thrcputime001Thread thread = new thrcputime001Thread(TESTED_THREAD_NAME, iterations);
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// sync before thread started
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log.display("Sync: tested thread created");
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status = checkStatus(status);
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// start and finish tested thread
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try {
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synchronized (thread.endingMonitor) {
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// start thread and wait for start notification
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synchronized (thread.startingMonitor) {
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thread.start();
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thread.startingMonitor.wait();
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}
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// sync after thread started
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log.display("Sync: tested thread started");
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status = checkStatus(status);
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// let thread to finish
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}
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// wait for thread to finish
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thread.join();
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} catch (InterruptedException e) {
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throw new Failure("Main thread interrupted while running tested thread:\n\t"
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+ e);
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}
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// sync after thread finished
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log.display("Sync: tested thread finished");
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status = checkStatus(status);
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return status;
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}
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}
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/* =================================================================== */
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/** Class for tested thread. */
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class thrcputime001Thread extends Thread {
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public int iterations;
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public Object startingMonitor = new Object();
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public Object endingMonitor = new Object();
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/** Make thread with specific name. */
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public thrcputime001Thread(String name, int iterations) {
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super(name);
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this.iterations = iterations;
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}
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/** Run some code. */
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public void run() {
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runIterations(iterations);
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// notify about start
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synchronized (startingMonitor) {
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startingMonitor.notifyAll();
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}
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runIterations(iterations);
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// wait for finishing enabled
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synchronized (endingMonitor) {
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}
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runIterations(iterations);
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}
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/** Run some code with given number of iterations. */
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void runIterations(int n) {
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for (int k = 0; k < n; k++) {
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int s = k;
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for (int i = 0; i < n; i++) {
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if (i % 2 == 0) {
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s += i * 10;
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} else {
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s -= i * 10;
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}
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}
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}
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}
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}
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