Tue, 31 May 2016 10:20:43 -0700
Merge
aoqi@0 | 1 | /* |
aoqi@0 | 2 | * Copyright (c) 2012, 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 7199823 |
aoqi@0 | 27 | * @summary javac generates inner class that can't be verified |
aoqi@0 | 28 | * @run main InnerClassCannotBeVerified |
aoqi@0 | 29 | */ |
aoqi@0 | 30 | |
aoqi@0 | 31 | import java.util.Arrays; |
aoqi@0 | 32 | import javax.tools.JavaFileObject; |
aoqi@0 | 33 | import java.net.URI; |
aoqi@0 | 34 | import javax.tools.SimpleJavaFileObject; |
aoqi@0 | 35 | import javax.tools.ToolProvider; |
aoqi@0 | 36 | import javax.tools.JavaCompiler; |
aoqi@0 | 37 | import com.sun.source.util.JavacTask; |
aoqi@0 | 38 | import com.sun.tools.classfile.ClassFile; |
aoqi@0 | 39 | import com.sun.tools.classfile.ConstantPoolException; |
aoqi@0 | 40 | import java.io.File; |
aoqi@0 | 41 | import java.io.IOException; |
aoqi@0 | 42 | |
aoqi@0 | 43 | public class InnerClassCannotBeVerified { |
aoqi@0 | 44 | |
aoqi@0 | 45 | private static final String errorMessage = |
aoqi@0 | 46 | "Compile error while compiling the following source:\n"; |
aoqi@0 | 47 | |
aoqi@0 | 48 | public static void main(String... args) throws Exception { |
aoqi@0 | 49 | new InnerClassCannotBeVerified().run(); |
aoqi@0 | 50 | } |
aoqi@0 | 51 | |
aoqi@0 | 52 | void run() throws Exception { |
aoqi@0 | 53 | JavaCompiler comp = ToolProvider.getSystemJavaCompiler(); |
aoqi@0 | 54 | JavaSource source = new JavaSource(); |
aoqi@0 | 55 | JavacTask ct = (JavacTask)comp.getTask(null, null, null, |
aoqi@0 | 56 | null, null, Arrays.asList(source)); |
aoqi@0 | 57 | try { |
aoqi@0 | 58 | if (!ct.call()) { |
aoqi@0 | 59 | throw new AssertionError(errorMessage + |
aoqi@0 | 60 | source.getCharContent(true)); |
aoqi@0 | 61 | } |
aoqi@0 | 62 | } catch (Throwable ex) { |
aoqi@0 | 63 | throw new AssertionError(errorMessage + |
aoqi@0 | 64 | source.getCharContent(true)); |
aoqi@0 | 65 | } |
aoqi@0 | 66 | check(); |
aoqi@0 | 67 | } |
aoqi@0 | 68 | |
aoqi@0 | 69 | private void check() throws IOException, ConstantPoolException { |
aoqi@0 | 70 | File file = new File("Test$1.class"); |
aoqi@0 | 71 | ClassFile classFile = ClassFile.read(file); |
aoqi@0 | 72 | boolean inheritsFromObject = |
aoqi@0 | 73 | classFile.getSuperclassName().equals("java/lang/Object"); |
aoqi@0 | 74 | boolean implementsNoInterface = classFile.interfaces.length == 0; |
aoqi@0 | 75 | boolean noMethods = classFile.methods.length == 0; |
aoqi@0 | 76 | if (!(inheritsFromObject && |
aoqi@0 | 77 | implementsNoInterface && |
aoqi@0 | 78 | noMethods)) { |
aoqi@0 | 79 | throw new AssertionError("The inner classes reused as " + |
aoqi@0 | 80 | "access constructor tag for this code must be empty"); |
aoqi@0 | 81 | } |
aoqi@0 | 82 | } |
aoqi@0 | 83 | |
aoqi@0 | 84 | class JavaSource extends SimpleJavaFileObject { |
aoqi@0 | 85 | |
aoqi@0 | 86 | String internalSource = |
aoqi@0 | 87 | "public class Test {\n" + |
aoqi@0 | 88 | " private static class Foo {}\n" + |
aoqi@0 | 89 | " public static void main(String[] args){ \n" + |
aoqi@0 | 90 | " new Foo();\n" + |
aoqi@0 | 91 | " if(false) {\n" + |
aoqi@0 | 92 | " new Runnable() {\n" + |
aoqi@0 | 93 | " @Override\n" + |
aoqi@0 | 94 | " public void run() {\n" + |
aoqi@0 | 95 | " System.out.println();\n" + |
aoqi@0 | 96 | " }\n" + |
aoqi@0 | 97 | " }.run();\n" + |
aoqi@0 | 98 | " }\n" + |
aoqi@0 | 99 | " }\n" + |
aoqi@0 | 100 | "}"; |
aoqi@0 | 101 | public JavaSource() { |
aoqi@0 | 102 | super(URI.create("Test.java"), JavaFileObject.Kind.SOURCE); |
aoqi@0 | 103 | } |
aoqi@0 | 104 | |
aoqi@0 | 105 | @Override |
aoqi@0 | 106 | public CharSequence getCharContent(boolean ignoreEncodingErrors) { |
aoqi@0 | 107 | return internalSource; |
aoqi@0 | 108 | } |
aoqi@0 | 109 | } |
aoqi@0 | 110 | } |