1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/test/tools/javac/7199823/InnerClassCannotBeVerified.java Wed Apr 27 01:34:52 2016 +0800 1.3 @@ -0,0 +1,110 @@ 1.4 +/* 1.5 + * Copyright (c) 2012, 2013, Oracle and/or its affiliates. All rights reserved. 1.6 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 1.7 + * 1.8 + * This code is free software; you can redistribute it and/or modify it 1.9 + * under the terms of the GNU General Public License version 2 only, as 1.10 + * published by the Free Software Foundation. 1.11 + * 1.12 + * This code is distributed in the hope that it will be useful, but WITHOUT 1.13 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 1.14 + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 1.15 + * version 2 for more details (a copy is included in the LICENSE file that 1.16 + * accompanied this code). 1.17 + * 1.18 + * You should have received a copy of the GNU General Public License version 1.19 + * 2 along with this work; if not, write to the Free Software Foundation, 1.20 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 1.21 + * 1.22 + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 1.23 + * or visit www.oracle.com if you need additional information or have any 1.24 + * questions. 1.25 + */ 1.26 + 1.27 +/* 1.28 + * @test 1.29 + * @bug 7199823 1.30 + * @summary javac generates inner class that can't be verified 1.31 + * @run main InnerClassCannotBeVerified 1.32 + */ 1.33 + 1.34 +import java.util.Arrays; 1.35 +import javax.tools.JavaFileObject; 1.36 +import java.net.URI; 1.37 +import javax.tools.SimpleJavaFileObject; 1.38 +import javax.tools.ToolProvider; 1.39 +import javax.tools.JavaCompiler; 1.40 +import com.sun.source.util.JavacTask; 1.41 +import com.sun.tools.classfile.ClassFile; 1.42 +import com.sun.tools.classfile.ConstantPoolException; 1.43 +import java.io.File; 1.44 +import java.io.IOException; 1.45 + 1.46 +public class InnerClassCannotBeVerified { 1.47 + 1.48 + private static final String errorMessage = 1.49 + "Compile error while compiling the following source:\n"; 1.50 + 1.51 + public static void main(String... args) throws Exception { 1.52 + new InnerClassCannotBeVerified().run(); 1.53 + } 1.54 + 1.55 + void run() throws Exception { 1.56 + JavaCompiler comp = ToolProvider.getSystemJavaCompiler(); 1.57 + JavaSource source = new JavaSource(); 1.58 + JavacTask ct = (JavacTask)comp.getTask(null, null, null, 1.59 + null, null, Arrays.asList(source)); 1.60 + try { 1.61 + if (!ct.call()) { 1.62 + throw new AssertionError(errorMessage + 1.63 + source.getCharContent(true)); 1.64 + } 1.65 + } catch (Throwable ex) { 1.66 + throw new AssertionError(errorMessage + 1.67 + source.getCharContent(true)); 1.68 + } 1.69 + check(); 1.70 + } 1.71 + 1.72 + private void check() throws IOException, ConstantPoolException { 1.73 + File file = new File("Test$1.class"); 1.74 + ClassFile classFile = ClassFile.read(file); 1.75 + boolean inheritsFromObject = 1.76 + classFile.getSuperclassName().equals("java/lang/Object"); 1.77 + boolean implementsNoInterface = classFile.interfaces.length == 0; 1.78 + boolean noMethods = classFile.methods.length == 0; 1.79 + if (!(inheritsFromObject && 1.80 + implementsNoInterface && 1.81 + noMethods)) { 1.82 + throw new AssertionError("The inner classes reused as " + 1.83 + "access constructor tag for this code must be empty"); 1.84 + } 1.85 + } 1.86 + 1.87 + class JavaSource extends SimpleJavaFileObject { 1.88 + 1.89 + String internalSource = 1.90 + "public class Test {\n" + 1.91 + " private static class Foo {}\n" + 1.92 + " public static void main(String[] args){ \n" + 1.93 + " new Foo();\n" + 1.94 + " if(false) {\n" + 1.95 + " new Runnable() {\n" + 1.96 + " @Override\n" + 1.97 + " public void run() {\n" + 1.98 + " System.out.println();\n" + 1.99 + " }\n" + 1.100 + " }.run();\n" + 1.101 + " }\n" + 1.102 + " }\n" + 1.103 + "}"; 1.104 + public JavaSource() { 1.105 + super(URI.create("Test.java"), JavaFileObject.Kind.SOURCE); 1.106 + } 1.107 + 1.108 + @Override 1.109 + public CharSequence getCharContent(boolean ignoreEncodingErrors) { 1.110 + return internalSource; 1.111 + } 1.112 + } 1.113 +}