Mon, 17 Oct 2011 12:54:33 +0100
7097436: Project Coin: duplicate varargs warnings on method annotated with @SafeVarargs
Summary: Duplicate aliasing check during subtyping leads to spurious varargs diagnostic
Reviewed-by: jjg
darcy@622 | 1 | /* |
darcy@622 | 2 | * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved. |
darcy@622 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
darcy@622 | 4 | * |
darcy@622 | 5 | * This code is free software; you can redistribute it and/or modify it |
darcy@622 | 6 | * under the terms of the GNU General Public License version 2 only, as |
darcy@622 | 7 | * published by the Free Software Foundation. |
darcy@622 | 8 | * |
darcy@622 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
darcy@622 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
darcy@622 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
darcy@622 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
darcy@622 | 13 | * accompanied this code). |
darcy@622 | 14 | * |
darcy@622 | 15 | * You should have received a copy of the GNU General Public License version |
darcy@622 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
darcy@622 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
darcy@622 | 18 | * |
darcy@622 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
darcy@622 | 20 | * or visit www.oracle.com if you need additional information or have any |
darcy@622 | 21 | * questions. |
darcy@622 | 22 | */ |
darcy@622 | 23 | |
darcy@622 | 24 | /* |
darcy@622 | 25 | * @test |
darcy@622 | 26 | * @bug 6971877 |
darcy@622 | 27 | * @author Joseph D. Darcy |
darcy@622 | 28 | * @summary Verify a primary exception suppresses all throwables |
darcy@622 | 29 | */ |
darcy@622 | 30 | |
darcy@622 | 31 | public class TwrSuppression implements AutoCloseable { |
darcy@622 | 32 | public static void main(String... args) throws Throwable { |
darcy@622 | 33 | try { |
darcy@622 | 34 | try (TwrSuppression r1 = new TwrSuppression(false); |
darcy@622 | 35 | TwrSuppression r2 = new TwrSuppression(true)) { |
darcy@622 | 36 | throw new RuntimeException(); |
darcy@622 | 37 | } |
darcy@622 | 38 | } catch(RuntimeException e) { |
darcy@745 | 39 | Throwable[] suppressedExceptions = e.getSuppressed(); |
darcy@622 | 40 | int length = suppressedExceptions.length; |
darcy@622 | 41 | if (length != 2) |
darcy@622 | 42 | throw new RuntimeException("Unexpected length " + length); |
darcy@622 | 43 | |
darcy@622 | 44 | if (suppressedExceptions[0].getClass() != Error.class || |
darcy@622 | 45 | suppressedExceptions[1].getClass() != Exception.class) { |
darcy@622 | 46 | System.err.println("Unexpected suppressed types!"); |
darcy@622 | 47 | e.printStackTrace(); |
darcy@622 | 48 | throw new RuntimeException(e); |
darcy@622 | 49 | } |
darcy@622 | 50 | } |
darcy@622 | 51 | } |
darcy@622 | 52 | |
darcy@622 | 53 | private boolean throwError; |
darcy@622 | 54 | |
darcy@622 | 55 | private TwrSuppression(boolean throwError) { |
darcy@622 | 56 | this.throwError = throwError; |
darcy@622 | 57 | } |
darcy@622 | 58 | |
darcy@622 | 59 | @Override |
darcy@622 | 60 | public void close() throws Exception { |
darcy@622 | 61 | if (throwError) { |
darcy@622 | 62 | throw new Error(); |
darcy@622 | 63 | } else { |
darcy@622 | 64 | throw new Exception(); |
darcy@622 | 65 | } |
darcy@622 | 66 | } |
darcy@622 | 67 | } |