/*

 * Copyright (c) 2000, 2001, 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.

 */

/*

 * @test

 * @bug 4334376

 * @summary Vector's lastIndexOf(Object) was lacking synchronization

 * @author Konstantin Kladko

 */

import java.util.*;

public class SyncLastIndexOf {

    static Vector v = new Vector();

    static class RemovingThread extends Thread {

        public void run() {

           synchronized(v) {

                try {

                sleep(200);

                } catch (InterruptedException e) {

                }

                v.removeElementAt(0);

           }

        }

    }

    public static void main(String args[]) {

        Integer x = new Integer(1);

        v.addElement(x);

        new RemovingThread().start();

        try {

            v.lastIndexOf(x);

        } catch (IndexOutOfBoundsException e) {

            throw new RuntimeException(

                  "Vector.lastIndexOf() synchronization failed.");

        }

    }

}