1 /*
   2  * Copyright (c) 2015, 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  * @run main/othervm CCE_module_msg
  27  */
  28 
  29 // Test that the message in a runtime ClassCastException contains module info.
  30 public class CCE_module_msg {
  31 
  32     public static void main(String[] args) {
  33         invalidCastTest();
  34     }
  35 
  36     public static void invalidCastTest() {
  37         java.lang.Object instance = new java.lang.Object();
  38         int left = 23;
  39         int right = 42;
  40         try {
  41             for (int i = 0; i < 1; i += 1) {
  42                 left = ((Derived) instance).method(left, right);
  43             }
  44             throw new RuntimeException("ClassCastException wasn't thrown, test failed.");
  45         } catch (ClassCastException cce) {
  46             System.out.println(cce.getMessage());
  47             if (!cce.getMessage().contains("java.lang.Object (in module: java.base) cannot be cast")) {
  48                 throw new RuntimeException("Wrong message: " + cce.getMessage());
  49             }
  50         }
  51     }
  52 }
  53 
  54 class Derived extends java.lang.Object {
  55     public int method(int left, int right) {
  56         return right;
  57     }
  58 }