/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * 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
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 *
 * 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).
 *
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 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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/*
 * @test TestGCLockerWithG1
 * @key gc stress
 * @requires vm.gc.G1
 * @summary Stress G1's GC locker by calling GetPrimitiveArrayCritical while concurrently filling up old gen.
 * @run main/native/othervm/timeout=200 -Xlog:gc*=info -Xms1500m -Xmx1500m -XX:+UseG1GC -XX:-G1UseLegacyMonitoring TestGCLockerWithG1
 * @run main/native/othervm/timeout=200 -Xlog:gc*=info -Xms1500m -Xmx1500m -XX:+UseG1GC -XX:+G1UseLegacyMonitoring TestGCLockerWithG1
 */

import java.lang.management.RuntimeMXBean;
import java.lang.management.ManagementFactory;

public class TestGCLockerWithG1 {
    public static void main(String[] args) {
        String[] testArgs = {"2", LegacyMonitoring.use() ? "G1 Old Gen" : "G1 Old Space"};
        TestGCLocker.main(testArgs);
    }

    public static class LegacyMonitoring {
        private static final boolean useLegacyMonitoring = getUseLegacyMonitoring();
        private static boolean getUseLegacyMonitoring() {
            return ManagementFactory.getRuntimeMXBean().getInputArguments().contains("-XX:+G1UseLegacyMonitoring");
        }
        public static boolean use() { return useLegacyMonitoring; }
    }
}