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         if (closeRecord != 0b11)
  40             throw new RuntimeException("Unexpected close execution: " +
  41                                        closeRecord);
  42     }
  43 
  44     private static int record = 0;
  45     private static int closeRecord = 0;
  46 
  47     private static void test(int i) {
  48         try {
  49             thrower(i);
  50         } catch (SonException | DaughterException e) {
  51             Class<? extends ParentException> clazz = e.getClass();
  52             HasFoo m = e;
  53             e.foo();
  54 
  55             try (AutoCloseable ac = e) {
  56                 e.toString();
  57             } catch(Exception except) {
  58                 throw new RuntimeException(except);
  59             }
  60         }
  61     }
  62 
  63     private static interface HasFoo {
  64         void foo();
  65     }
  66 
  67     private static void thrower(int i) throws SonException, DaughterException {
  68         if (i == 0)
  69             throw new SonException();
  70         else
  71             throw new DaughterException();
  72     }
  73 
  74     private static class ParentException extends RuntimeException {}
  75 
  76     private static class SonException
  77         extends ParentException
  78         implements HasFoo, AutoCloseable {
  79 
  80         public void foo() {
  81             record |= 0b01;
  82         }
  83 
  84         @Override
  85         public void close() {
  86             closeRecord |= 0b01;
  87         }
  88     }
  89 
  90     private static class DaughterException
  91         extends ParentException
  92         implements HasFoo, AutoCloseable {
  93 
  94         public void foo() {
  95             record |= 0b10;
  96         }
  97 
  98         @Override
  99         public  void close() {
 100             closeRecord |= 0b10;
 101         }
 102     }
 103 }