Mon, 24 Nov 2014 14:55:38 -0800
8059921: Missing compile error in Java 8 mode for Interface.super.field access
Reviewed-by: mcimadamore, jlahoda
aoqi@0 | 1 | /* |
aoqi@0 | 2 | * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved. |
aoqi@0 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
aoqi@0 | 4 | * |
aoqi@0 | 5 | * This code is free software; you can redistribute it and/or modify it |
aoqi@0 | 6 | * under the terms of the GNU General Public License version 2 only, as |
aoqi@0 | 7 | * published by the Free Software Foundation. |
aoqi@0 | 8 | * |
aoqi@0 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
aoqi@0 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
aoqi@0 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
aoqi@0 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
aoqi@0 | 13 | * accompanied this code). |
aoqi@0 | 14 | * |
aoqi@0 | 15 | * You should have received a copy of the GNU General Public License version |
aoqi@0 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
aoqi@0 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
aoqi@0 | 18 | * |
aoqi@0 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
aoqi@0 | 20 | * or visit www.oracle.com if you need additional information or have any |
aoqi@0 | 21 | * questions. |
aoqi@0 | 22 | */ |
aoqi@0 | 23 | |
aoqi@0 | 24 | /* |
aoqi@0 | 25 | * @test |
aoqi@0 | 26 | * @bug 6695379 |
aoqi@0 | 27 | * @summary Copy method annotations and parameter annotations to synthetic |
aoqi@0 | 28 | * bridge methods |
aoqi@0 | 29 | * @run main AnnotationsAreNotCopiedToBridgeMethodsTest |
aoqi@0 | 30 | */ |
aoqi@0 | 31 | |
aoqi@0 | 32 | import java.lang.annotation.ElementType; |
aoqi@0 | 33 | import java.lang.annotation.Target; |
aoqi@0 | 34 | import java.io.BufferedInputStream; |
aoqi@0 | 35 | import java.lang.annotation.Retention; |
aoqi@0 | 36 | import java.lang.annotation.RetentionPolicy; |
aoqi@0 | 37 | import java.nio.file.Files; |
aoqi@0 | 38 | import java.nio.file.Path; |
aoqi@0 | 39 | import java.nio.file.Paths; |
aoqi@0 | 40 | |
aoqi@0 | 41 | import com.sun.tools.classfile.AccessFlags; |
aoqi@0 | 42 | import com.sun.tools.classfile.Attribute; |
aoqi@0 | 43 | import com.sun.tools.classfile.Attributes; |
aoqi@0 | 44 | import com.sun.tools.classfile.ClassFile; |
aoqi@0 | 45 | import com.sun.tools.classfile.Method; |
aoqi@0 | 46 | import com.sun.tools.javac.util.Assert; |
aoqi@0 | 47 | |
aoqi@0 | 48 | public class AnnotationsAreNotCopiedToBridgeMethodsTest { |
aoqi@0 | 49 | |
aoqi@0 | 50 | public static void main(String[] args) throws Exception { |
aoqi@0 | 51 | new AnnotationsAreNotCopiedToBridgeMethodsTest().run(); |
aoqi@0 | 52 | } |
aoqi@0 | 53 | |
aoqi@0 | 54 | void run() throws Exception { |
aoqi@0 | 55 | checkClassFile(Paths.get(System.getProperty("test.classes"), |
aoqi@0 | 56 | this.getClass().getSimpleName() + "$CovariantReturnType.class")); |
aoqi@0 | 57 | checkClassFile(Paths.get(System.getProperty("test.classes"), |
aoqi@0 | 58 | this.getClass().getSimpleName() + |
aoqi@0 | 59 | "$CovariantReturnType$VisibilityChange.class")); |
aoqi@0 | 60 | } |
aoqi@0 | 61 | |
aoqi@0 | 62 | void checkClassFile(final Path cfilePath) throws Exception { |
aoqi@0 | 63 | ClassFile classFile = ClassFile.read( |
aoqi@0 | 64 | new BufferedInputStream(Files.newInputStream(cfilePath))); |
aoqi@0 | 65 | for (Method method : classFile.methods) { |
aoqi@0 | 66 | if (method.access_flags.is(AccessFlags.ACC_BRIDGE)) { |
aoqi@0 | 67 | checkForAttr(method.attributes, |
aoqi@0 | 68 | "Annotations hasn't been copied to bridge method", |
aoqi@0 | 69 | Attribute.RuntimeVisibleAnnotations, |
aoqi@0 | 70 | Attribute.RuntimeVisibleParameterAnnotations); |
aoqi@0 | 71 | } |
aoqi@0 | 72 | } |
aoqi@0 | 73 | } |
aoqi@0 | 74 | |
aoqi@0 | 75 | void checkForAttr(Attributes attrs, String errorMsg, String... attrNames) { |
aoqi@0 | 76 | for (String attrName : attrNames) { |
aoqi@0 | 77 | Assert.checkNonNull(attrs.get(attrName), errorMsg); |
aoqi@0 | 78 | } |
aoqi@0 | 79 | } |
aoqi@0 | 80 | |
aoqi@0 | 81 | @Target(value = {ElementType.PARAMETER}) |
aoqi@0 | 82 | @Retention(RetentionPolicy.RUNTIME) |
aoqi@0 | 83 | @interface ParamAnnotation {} |
aoqi@0 | 84 | |
aoqi@0 | 85 | @Target(value = {ElementType.METHOD}) |
aoqi@0 | 86 | @Retention(RetentionPolicy.RUNTIME) |
aoqi@0 | 87 | @interface MethodAnnotation {} |
aoqi@0 | 88 | |
aoqi@0 | 89 | abstract class T<A,B> { |
aoqi@0 | 90 | B m(A a){return null;} |
aoqi@0 | 91 | } |
aoqi@0 | 92 | |
aoqi@0 | 93 | class CovariantReturnType extends T<Integer, Integer> { |
aoqi@0 | 94 | @MethodAnnotation |
aoqi@0 | 95 | Integer m(@ParamAnnotation Integer i) { |
aoqi@0 | 96 | return i; |
aoqi@0 | 97 | } |
aoqi@0 | 98 | |
aoqi@0 | 99 | public class VisibilityChange extends CovariantReturnType {} |
aoqi@0 | 100 | |
aoqi@0 | 101 | } |
aoqi@0 | 102 | |
aoqi@0 | 103 | } |