1 /*
   2  * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 import sun.hotspot.WhiteBox;
  26 
  27 public class ArrayTestHelper {
  28     public static void main(String[] args) throws Throwable {
  29 
  30         // load the classes one by one and ensure each one is from
  31         // the shared archive
  32         for (int i = 0; i < args.length; i++) {
  33 
  34             String cn = args[i].replace('/', '.');
  35             Class cls = Class.forName(cn);
  36 
  37             WhiteBox wb = WhiteBox.getWhiteBox();
  38             if (wb.isSharedClass(cls)) {
  39                 System.out.println("As expected, " + args[i] + " is in shared space.");
  40             } else {
  41                 throw new java.lang.RuntimeException(args[i] + " is not in shared space.");
  42             }
  43         }
  44    }
  45 }
  46