Quelle InterruptOfDelay.java Sprache: JAVA

/*
* Copyright (c) 2019, 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.io.ByteArrayOutputStream;
import java.io.PrintStream;

/**
* @test
* @key headful
* @bug 8210231
*/
public final class InterruptOfDelay {

    static final class DormantThread extends Thread {

        public void run() {
            final PrintStream old = System.err;
            final ByteArrayOutputStream err = new ByteArrayOutputStream();
            System.setErr(new PrintStream(err));
            try {
                new Robot().delay(10000);
            } catch (final Exception e) {
                throw new RuntimeException(e);
            } finally {
                System.setErr(old);
            }
            if (!err.toString().isBlank()) {
                throw new RuntimeException("Error stream is not empty: " + err);
            }
            if (!Thread.currentThread().isInterrupted()) {
                throw new RuntimeException("Thread was not interrupted");
            }
        }
    }

    public static void main(final String args[]) throws Exception {
        final Thread t = new DormantThread();
        t.start();
        Thread.sleep(1000);
        t.interrupt();
        t.join();
    }
}

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