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
duke@1 | 1 | /* |
ohair@554 | 2 | * Copyright (c) 2005, 2006, Oracle and/or its affiliates. All rights reserved. |
duke@1 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
duke@1 | 4 | * |
duke@1 | 5 | * This code is free software; you can redistribute it and/or modify it |
duke@1 | 6 | * under the terms of the GNU General Public License version 2 only, as |
duke@1 | 7 | * published by the Free Software Foundation. |
duke@1 | 8 | * |
duke@1 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
duke@1 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
duke@1 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
duke@1 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
duke@1 | 13 | * accompanied this code). |
duke@1 | 14 | * |
duke@1 | 15 | * You should have received a copy of the GNU General Public License version |
duke@1 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
duke@1 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
duke@1 | 18 | * |
ohair@554 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
ohair@554 | 20 | * or visit www.oracle.com if you need additional information or have any |
ohair@554 | 21 | * questions. |
duke@1 | 22 | */ |
duke@1 | 23 | |
duke@1 | 24 | /* |
duke@1 | 25 | * @test |
duke@1 | 26 | * @bug 6306137 |
duke@1 | 27 | * @summary JSR 199: encoding option doesn't affect standard file manager |
duke@1 | 28 | * @author Peter von der Ahé |
duke@1 | 29 | * @ignore |
duke@1 | 30 | * Need to make the contentCache in JavacFileManager be aware of changes to the encoding. |
duke@1 | 31 | * Need to propogate -source (and -encoding?) down to the JavacFileManager |
duke@1 | 32 | */ |
duke@1 | 33 | |
duke@1 | 34 | import java.io.File; |
duke@1 | 35 | import java.util.Arrays; |
duke@1 | 36 | import javax.tools.*; |
duke@1 | 37 | |
duke@1 | 38 | public class T6306137 { |
duke@1 | 39 | boolean error; |
duke@1 | 40 | final StandardJavaFileManager fm; |
duke@1 | 41 | final JavaCompiler compiler; |
duke@1 | 42 | Iterable<? extends JavaFileObject> files; |
duke@1 | 43 | DiagnosticListener<JavaFileObject> dl; |
duke@1 | 44 | |
duke@1 | 45 | T6306137() { |
duke@1 | 46 | dl = new DiagnosticListener<JavaFileObject>() { |
duke@1 | 47 | public void report(Diagnostic<? extends JavaFileObject> message) { |
duke@1 | 48 | if (message.getKind() == Diagnostic.Kind.ERROR) |
duke@1 | 49 | error = true; |
duke@1 | 50 | System.out.println(message.getSource() |
duke@1 | 51 | +":"+message.getStartPosition()+":" |
duke@1 | 52 | +message.getStartPosition()+":"+message.getPosition()); |
duke@1 | 53 | System.out.println(message.toString()); |
duke@1 | 54 | System.out.format("Found problem: %s%n", message.getCode()); |
duke@1 | 55 | System.out.flush(); |
duke@1 | 56 | } |
duke@1 | 57 | }; |
duke@1 | 58 | compiler = ToolProvider.getSystemJavaCompiler(); |
duke@1 | 59 | fm = compiler.getStandardFileManager(dl, null, null); |
duke@1 | 60 | String srcdir = System.getProperty("test.src"); |
duke@1 | 61 | files = |
duke@1 | 62 | fm.getJavaFileObjectsFromFiles(Arrays.asList(new File(srcdir, "T6306137.java"))); |
duke@1 | 63 | } |
duke@1 | 64 | |
duke@1 | 65 | void test(String encoding, boolean good) { |
duke@1 | 66 | error = false; |
duke@1 | 67 | Iterable<String> args = Arrays.asList("-source", "6", "-encoding", encoding, "-d", "."); |
duke@1 | 68 | compiler.getTask(null, fm, dl, args, null, files).call(); |
duke@1 | 69 | if (error == good) { |
duke@1 | 70 | if (error) { |
duke@1 | 71 | throw new AssertionError("Error reported"); |
duke@1 | 72 | } else { |
duke@1 | 73 | throw new AssertionError("No error reported"); |
duke@1 | 74 | } |
duke@1 | 75 | } |
duke@1 | 76 | } |
duke@1 | 77 | |
duke@1 | 78 | public static void main(String[] args) { |
duke@1 | 79 | T6306137 self = new T6306137(); |
duke@1 | 80 | self.test("utf-8", true); |
duke@1 | 81 | self.test("ascii", false); |
duke@1 | 82 | self.test("utf-8", true); |
duke@1 | 83 | } |
duke@1 | 84 | } |