/*

 * 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.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * 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

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 */

package jdk.jfr.api.consumer.recordingstream;

import java.util.concurrent.CountDownLatch;

public class TestUtils {

    public static final class TestError extends Error {

        private static final long serialVersionUID = 1L;

    }

    public static final class TestException extends Exception {

        private static final long serialVersionUID = 1L;

        private volatile boolean printed;

        @Override

        public void printStackTrace() {

            super.printStackTrace();

            printed = true;

        }

        public boolean isPrinted() {

            return printed;

        }

    }

    // Can throw checked exception as unchecked.

    @SuppressWarnings("unchecked")

    public static <T extends Throwable> void throwUnchecked(Throwable e) throws T {

        throw (T) e;

    }

    public static void installUncaughtException(CountDownLatch receivedError, Throwable expected) {

        Thread.currentThread().setUncaughtExceptionHandler((thread, throwable) -> {

            if (throwable == expected) {

                System.out.println("Received uncaught exception " + expected.getClass());

                receivedError.countDown();

            }

        });

    }

}