/*

 * 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.io.*;

public class RetransformBigClassApp {

    /**

     * Memory leak is assumed, if application consumes more than specified amount of memory during its execution.

     * The number is given in KB.

     */

    private static final long MEM_LEAK_THRESHOLD = 32 * 1024; // 32MB

    public static void main(String[] args) throws Exception {

        System.out.println("Creating instance of " +

            RetransformBigClassAgent.clz);

        RetransformBigClassAgent.clz.newInstance();

        // Do a short warmup before creating the NMT baseline

        try {

            Thread.sleep(5 * 1000);

        } catch (InterruptedException ie) {

        }

        NMTHelper.baseline();

        int count = 0;

        while (!RetransformBigClassAgent.doneRetransforming) {

            System.out.println("App loop count: " + ++count);

            try {

                Thread.sleep(10 * 1000);

            } catch (InterruptedException ie) {

            }

        }

        System.out.println("App looped  " + count + " times.");

        long committedDiff = NMTHelper.committedDiff();

        if (committedDiff > MEM_LEAK_THRESHOLD) {

            throw new Exception("FAIL: Committed memory usage increased by " + committedDiff + "KB " +

                               "(greater than " + MEM_LEAK_THRESHOLD + "KB)");

        }

        System.err.println("PASS: Committed memory usage increased by " + committedDiff + "KB " +

                           "(not greater than " + MEM_LEAK_THRESHOLD + "KB)");

    }

}