153 lines
4.9 KiB
Java
153 lines
4.9 KiB
Java
/*
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* Copyright (c) 2002, 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.jdb.suspend.suspend001;
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import nsk.share.*;
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import nsk.share.jpda.*;
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import nsk.share.jdb.*;
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import java.io.*;
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/* This is debuggee aplication */
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public class suspend001a {
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static suspend001a _suspend001a = new suspend001a();
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static JdbArgumentHandler argumentHandler;
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static Log log;
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public static void main(String args[]) {
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System.exit(suspend001.JCK_STATUS_BASE + _suspend001a.runIt(args, System.out));
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}
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static void breakHere () {}
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static Object lock = new Object();
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static Object waitnotify = new Object();
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public static volatile int notSuspended = 0;
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public int runIt(String args[], PrintStream out) {
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argumentHandler = new JdbArgumentHandler(args);
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log = new Log(out, argumentHandler);
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Thread suspended = new Suspended("Suspended");
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Thread myThread = new MyThread("MyThread");
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// lock monitor to prevent threads from finishing after they started
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synchronized (lock) {
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synchronized (waitnotify) {
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suspended.start();
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try {
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waitnotify.wait();
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} catch (InterruptedException e) {
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log.complain("Main thread was interrupted while waiting for start of Suspended thread");
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return suspend001.FAILED;
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}
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myThread.start();
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try {
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waitnotify.wait();
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} catch (InterruptedException e) {
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log.complain("Main thread was interrupted while waiting for start of MyThread thread");
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return suspend001.FAILED;
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}
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}
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breakHere(); // a break to get thread ids and then to suspend Suspended thread.
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}
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// wait for MyThread completion
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if (myThread.isAlive()) {
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try {
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myThread.join();
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} catch (InterruptedException e) {
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log.display("Main thread was interrupted while waiting for finish of MyThread thread");
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}
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}
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// give 3 seconds for suspended thread to finish (if it is not really suspended).
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try {
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Thread.currentThread().sleep(3 * 1000);
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} catch (InterruptedException e) {
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log.display("Main thread was interrupted while sleeping");
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}
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breakHere(); // a break to check if Suspended was suspended
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log.display("notSuspended == " + notSuspended);
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log.display("Debuggee PASSED");
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return suspend001.PASSED;
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}
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public static int getResult() {
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return notSuspended;
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}
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}
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class Suspended extends Thread {
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String name;
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public Suspended (String n) {
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name = n;
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}
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public void run() {
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// Concatenate strings in advance to avoid lambda calculations later
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final String ThreadFinished = "Thread finished: " + this.name;
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suspend001a.log.display("Thread started: " + this.name);
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synchronized (suspend001a.waitnotify) {
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suspend001a.waitnotify.notify();
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}
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// prevent thread from early finish
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synchronized (suspend001a.lock) {}
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suspend001a.notSuspended++;
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suspend001a.log.display(ThreadFinished);
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}
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}
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class MyThread extends Thread {
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String name;
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public MyThread (String n) {
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name = n;
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}
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public void run() {
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// Concatenate strings in advance to avoid lambda calculations later
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final String ThreadFinished = "Thread finished: " + this.name;
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suspend001a.log.display("Thread started: " + this.name);
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synchronized (suspend001a.waitnotify) {
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suspend001a.waitnotify.notify();
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}
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// prevent thread from early finish
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synchronized (suspend001a.lock) {}
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suspend001a.notSuspended++;
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suspend001a.log.display(ThreadFinished);
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}
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}
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