/*

 * Copyright (c) 2004, 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.scenarios.capability.CM02;

import java.io.PrintStream;

import nsk.share.*;

import nsk.share.jvmti.*;

public class cm02t001 extends DebugeeClass {

    // 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 cm02t001().runIt(argv, out);

    }

    /* =================================================================== */

    // scaffold objects

    ArgumentHandler argHandler = null;

    Log log = null;

    int status = Consts.TEST_PASSED;

    static long timeout = 0;

    // tested thread

    cm02t001Thread thread = null;

    // run debuggee

    public int runIt(String argv[], PrintStream out) {

        argHandler = new ArgumentHandler(argv);

        log = new Log(out, argHandler);

        timeout = argHandler.getWaitTime() * 60000; // milliseconds

        log.display("Timeout = " + timeout + " msc.");

        thread = new cm02t001Thread("Debuggee Thread");

        synchronized (thread.endingMonitor) {

            // run thread

            try {

                // start thread

                synchronized (thread.startingMonitor) {

                    thread.start();

                    thread.startingMonitor.wait(timeout);

                }

                if (!thread.checkReady()) {

                    throw new Failure("Unable to run thread " + thread);

                }

                // testing sync

                log.display("Testing sync: thread ready");

                if ((status = checkStatus(status)) != Consts.TEST_PASSED)

                    return status;

                thread.letFinish();

            } catch (InterruptedException e) {

                throw new Failure(e);

            }

            log.display("Testing sync: thread finish");

        }

        // wait for thread finish

        try {

            thread.join(timeout);

        } catch (InterruptedException e) {

            throw new Failure(e);

        }

        thread = null;

        System.gc();

        status = checkStatus(status);

        log.display("Testing sync: debuggee exit");

        return status;

    }

}

/* =================================================================== */

class cm02t001Thread extends Thread {

    public Object startingMonitor = new Object();

    public Object endingMonitor = new Object();

    private Object waitingMonitor = new Object();

    public cm02t001Thread(String name) {

        super(name);

    }

    public void run() {

        synchronized (waitingMonitor) {

            Object o = new Object();

            int i = 1;

            long l = 2;

            float f = 3.0F;

            double d = 4.0;

            // notify about starting

            synchronized (startingMonitor) {

                startingMonitor.notify();

            }

            // wait on monitor

            try {

                waitingMonitor.wait(cm02t001.timeout);

            } catch (InterruptedException ignore) {

                // just finish

            }

        }

        // wait until main thread release monitor

        synchronized (endingMonitor) {

        }

    }

    public boolean checkReady() {

        // wait until waitingMonitor released on wait()

        synchronized (waitingMonitor) {

        }

        return true;

    }

    public void letFinish() {

        synchronized (waitingMonitor) {

            waitingMonitor.notify();

        }

    }

}