WaitForIdleSyncroizedOnString.java

/*
 * Copyright (c) 2016, 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.
 */

import java.awt.Robot;
import java.util.concurrent.CountDownLatch;

import javax.swing.SwingUtilities;

/**
 * @test
 * @key headful
 * @bug 8166673
 */
public final class WaitForIdleSyncroizedOnString {

    private static final String WAIT_LOCK = "Wait Lock";

    private static volatile boolean passed = true;

    public static void main(final String[] args) throws Exception {
        CountDownLatch go = new CountDownLatch(1);
        Robot r = new Robot();
        SwingUtilities.invokeLater(() -> System.out.println("some work"));
        Thread t = new Thread(() -> {
            synchronized (WAIT_LOCK) {
                go.countDown();
                try {
                    Thread.sleep(30000);
                    passed = false;
                } catch (InterruptedException e) {
                    System.out.println("e = " + e);
                }
            }
        });
        t.start();
        go.await();
        r.waitForIdle();
        t.interrupt();
        if (!passed) {
            throw new RuntimeException("Test failed");
        }
    }
}