/*

 * Copyright (c) 2015, 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.

 *

 * 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.File;

import java.lang.invoke.MethodHandles;

import sun.hotspot.WhiteBox;

public class RewriteBytecodes {

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

    String from = "___xxx___";

    String to   = "___yyy___";

    File clsFile = new File(args[0]);

    Class superClass = Util.defineModifiedClass(MethodHandles.lookup(), clsFile, from, to);

    Child child = new Child();

    if (child.getClass().getSuperclass() != superClass) {

      throw new RuntimeException("Mismatched super class");

    }

    // Even if the Super class is not loaded from the CDS archive, make sure the Child class

    // can still be loaded successfully, and properly inherits from the rewritten version

    // of Super.

    if (!child.toString().equals(to)) {

      throw new RuntimeException("Wrong output, expected: " + to + ", but got: " + child.toString());

    }

    WhiteBox wb = WhiteBox.getWhiteBox();

    if (wb.isSharedClass(superClass)) {

      throw new RuntimeException("wb.isSharedClass(superClass) should be false");

    }

    if (wb.isSharedClass(child.getClass())) {

      throw new RuntimeException("wb.isSharedClass(child.getClass()) should be false");

    }

  }

}