1 /*
   2  * Copyright (c) 2016, 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  * @test
  26  * @modules java.base/jdk.internal.misc
  27  * @library /test/lib ..
  28  * @compile p2/c2.java
  29  * @build sun.hotspot.WhiteBox
  30  * @compile/module=java.base java/lang/ModuleHelper.java
  31  * @run main ClassFileInstaller sun.hotspot.WhiteBox
  32  *                              sun.hotspot.WhiteBox$WhiteBoxPermission
  33  * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI AccessCheckJavaBase
  34  */
  35 
  36 import static jdk.test.lib.Asserts.*;
  37 
  38 public class AccessCheckJavaBase {
  39 
  40     // Test that a class defined to module_two always can read java.base.
  41     public static void main(String args[]) throws Throwable {
  42         // Get the class loader for AccessCheckJavaBase and assume it's also used to
  43         // load class p2.c2.
  44         ClassLoader this_cldr = AccessCheckJavaBase.class.getClassLoader();
  45 
  46         // Define a module for p2.
  47         Object m2x = ModuleHelper.ModuleObject("module_two", this_cldr, new String[] { "p2" });
  48         assertNotNull(m2x, "Module should not be null");
  49         ModuleHelper.DefineModule(m2x, "9.0", "m2x/there", new String[] { "p2" });
  50 
  51         // p2.c2 can read its superclass java.lang.Object defined within java.base
  52         try {
  53             Class p2_c2_class = Class.forName("p2.c2");
  54         } catch (IllegalAccessError e) {
  55             throw new RuntimeException("Test Failed" + e.getMessage());
  56         }
  57     }
  58 }