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test/tools/javac/7199823/InnerClassCannotBeVerified.java@f5e5ca7505e2 (annotated)

test/tools/javac/7199823/InnerClassCannotBeVerified.java

Wed, 08 Oct 2014 14:16:40 -0700

author

asaha

date

Wed, 08 Oct 2014 14:16:40 -0700

changeset 2586

f5e5ca7505e2

parent 0

959103a6100f

permissions

-rw-r--r--

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	}