test/hotspot/jtreg/runtime/appcds/jigsaw/modulepath/src/com.simple/com/simple/Main.java

/*
 * Copyright (c) 2018, 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.
 *
 */

package com.simple;

import java.lang.reflect.Method;

public class Main {
    public static void main(String[] args) throws Exception {
        System.out.println("Hello World!");
        if (args.length > 0 && args[0].equals("with_add_opens")) {
            Method method = ClassLoader.class.getDeclaredMethod("defineClass",
                byte[].class, int.class, int.class);
            method.setAccessible(true);
            System.out.println("method.setAccessible succeeded!");
        }
    }
}