1 /*
   2  * Copyright (c) 2019, 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  * @compile asteroids/Pluto.java planets/Neptune.java planets/Mars.jcod planets/outerPlanets.java
  27  * @run main/othervm SealedUnnamedModuleTest
  28  */
  29 
  30 public class SealedUnnamedModuleTest {
  31 
  32     public static void main(String args[]) throws Throwable {
  33 
  34         // Classes Neptune, Mars, and Pluto all try to extend sealed class outerPlanets.
  35         // Class outerPlanets permits Nepturn and Pluto.
  36 
  37         // Test permitted subtype and supertype in unnamed module and same package.
  38         // This should succeed.
  39         Class neptune = Class.forName("planets.Neptune");
  40 
  41         // Test unpermitted subtype and supertype in unnamed module and same package.
  42         // This should fail.
  43         try {
  44             Class mars = Class.forName("planets.Mars");
  45             throw new RuntimeException("Expected VerifyError exception not thrown");
  46         } catch (VerifyError e) {
  47             if (!e.getMessage().contains("cannot inherit from final class")) {
  48                 throw new RuntimeException("Wrong VerifyError exception thrown: " + e.getMessage());
  49             }
  50         }
  51 
  52         // Test both permitted subtype and supertype in unnamed module but in different
  53         // packages.  This should fail.
  54         try {
  55             Class pluto = Class.forName("asteroids.Pluto");
  56         } catch (VerifyError e) {
  57             if (!e.getMessage().contains("cannot inherit from final class")) {
  58                 throw new RuntimeException("Wrong VerifyError exception thrown: " + e.getMessage());
  59             }
  60         }
  61     }
  62 }