/*

 * 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.

 *

 */

/*

 * @test

 * @bug 4646747

 * @summary Tests that persistence delegate is correct after memory stress

 * @author Mark Davidson

 * @run main/othervm -ms16m -mx16m Test4646747

 */

import java.beans.DefaultPersistenceDelegate;

import java.beans.PersistenceDelegate;

import java.beans.XMLEncoder;

/**

 * This bug was introduced in 1.4 FCS but was working in 1.4.beta3

 */

public class Test4646747 {

    public static void main(String[] args) {

        XMLEncoder encoder = new XMLEncoder(System.out);

        encoder.setPersistenceDelegate(Test4646747.class, new MyPersistenceDelegate());

        // WARNING: This can eat up a lot of memory

        Object[] obs = new Object[10000];

        while (obs != null) {

            try {

                obs = new Object[obs.length + obs.length / 3];

            }

            catch (OutOfMemoryError error) {

                obs = null;

            }

        }

        PersistenceDelegate pd = encoder.getPersistenceDelegate(Test4646747.class);

        if (!(pd instanceof MyPersistenceDelegate))

            throw new Error("persistence delegate has been lost");

    }

    private static class MyPersistenceDelegate extends DefaultPersistenceDelegate {

    }

}