| /* |
| * Copyright (c) 2014, 2015, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /** @test |
| * @bug 8034854 |
| * @summary Verify that the InnerClasses attribute has outer_class_info_index zero if it has |
| * inner_name_index zero (for synthetic classes) |
| * @modules jdk.jdeps/com.sun.tools.classfile |
| * @compile SyntheticClasses.java |
| * @run main SyntheticClasses |
| */ |
| |
| import java.io.*; |
| import java.util.*; |
| import com.sun.tools.classfile.*; |
| |
| public class SyntheticClasses { |
| |
| public static void main(String[] args) throws IOException, ConstantPoolException { |
| new SyntheticClasses().run(); |
| } |
| |
| private void run() throws IOException, ConstantPoolException { |
| File testClasses = new File(System.getProperty("test.classes")); |
| for (File classFile : testClasses.listFiles(f -> f.getName().endsWith(".class"))) { |
| ClassFile cf = ClassFile.read(classFile); |
| if (cf.getName().matches(".*\\$[0-9]+")) { |
| EnclosingMethod_attribute encl = |
| (EnclosingMethod_attribute) cf.getAttribute(Attribute.EnclosingMethod); |
| if (encl != null) { |
| if (encl.method_index != 0) |
| throw new IllegalStateException("Invalid EnclosingMethod.method_index: " + |
| encl.method_index + "."); |
| } |
| } |
| InnerClasses_attribute attr = |
| (InnerClasses_attribute) cf.getAttribute(Attribute.InnerClasses); |
| if (attr != null) { |
| for (InnerClasses_attribute.Info info : attr.classes) { |
| if (cf.major_version < 51) |
| throw new IllegalStateException(); |
| if (info.inner_name_index == 0 && info.outer_class_info_index != 0) |
| throw new IllegalStateException("Invalid outer_class_info_index=" + |
| info.outer_class_info_index + |
| "; inner_name_index=" + |
| info.inner_name_index + "."); |
| } |
| } |
| } |
| } |
| } |
| |
| class SyntheticConstructorAccessTag { |
| |
| private static class A { |
| private A(){} |
| } |
| |
| public void test() { |
| new A(); |
| } |
| } |
| |
| class SyntheticEnumMapping { |
| private int convert(E e) { |
| switch (e) { |
| case A: return 0; |
| default: return -1; |
| } |
| } |
| enum E { A } |
| } |
| |
| interface SyntheticAssertionsDisabled { |
| public default void test() { |
| assert false; |
| } |
| } |