jdk8-mips64-public/langtools: test/tools/javac/multicatch/Pos02.java@683b3e7e05a7

     1 /*

     2  * Copyright (c) 2010, 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  */

    24 /*

    25  * @test

    26  * @bug 6943289

    27  * @summary Project Coin: Improved Exception Handling for Java (aka 'multicatch')

    28  *

    29  */

    31 public class Pos02 {

    33     static class A extends Exception {}

    34     static class B extends Exception {}

    35     static class C extends Exception {}

    36     static class C1 extends C {}

    37     static class C2 extends C {}

    39     enum ExceptionKind {

    40         A,

    41         B,

    42         C1,

    43         C2

    44     }

    46     static int caughtExceptions = 0;

    47     static int caughtRethrownExceptions = 0;

    49     static void test(ExceptionKind ekind) throws A, C1 {

    50         try {

    51             switch (ekind) {

    52                 case A : throw new A();

    53                 case B : throw new B();

    54                 case C1: throw new C1();

    55                 case C2 : throw new C2();

    56             }

    57         }

    58         catch (final C2 | B ex) {

    59             caughtExceptions++;

    60         }

    61         catch (final C | A ex) {

    62             caughtExceptions++;

    63             throw ex;

    64         }

    65     }

    67     public static void main(String[] args) {

    68         for (ExceptionKind ekind : ExceptionKind.values()) {

    69             try {

    70                 test(ekind);

    71             }

    72             catch (final C1 | A ex) {

    73                 caughtRethrownExceptions++;

    74             }

    75         }

    76         if (caughtExceptions != 4 && caughtRethrownExceptions == 2) {

    77             throw new AssertionError("Exception handler called " + caughtExceptions + "times" +

    78                                      " rethrown handler called " + caughtRethrownExceptions + "times");

    79         }

    80     }

    81 }

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