1 /*
   2  * Copyright (c) 2011, 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  * @bug 7039822
  27  * @summary Verify lub of an exception parameter can be an intersection type
  28  * @author Joseph D. Darcy
  29  */
  30 
  31 public class Pos10 {
  32     public static void main(String... args) {
  33         test(0);
  34         test(1);
  35 
  36         if (record != 0b11)
  37             throw new RuntimeException("Unexpected exception execution: " +
  38                                        record);
  39     }
  40 
  41     private static int record = 0;
  42 
  43     private static void test(int i) {
  44         try {
  45             thrower(i);
  46         } catch (SonException | DaughterException e) {
  47             Class<? extends ParentException> clazz = e.getClass();
  48             HasFoo m = e;
  49             e.foo();
  50         }
  51     }
  52 
  53     private static interface HasFoo {
  54         void foo();
  55     }
  56     
  57     private static void thrower(int i) throws SonException, DaughterException {
  58         if (i == 0)
  59             throw new SonException();
  60         else
  61             throw new DaughterException();
  62     }
  63 
  64     private static class ParentException extends RuntimeException {}
  65 
  66     private static class SonException
  67         extends ParentException
  68         implements HasFoo {
  69 
  70         public void foo() {
  71             record |= 0b01;
  72         }
  73     }
  74 
  75     private static class DaughterException
  76         extends ParentException
  77         implements HasFoo {
  78 
  79         public void foo() {
  80             record |= 0b10;
  81         }
  82     }
  83 }