| /* |
| * Copyright (c) 2014, 2016, 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 8042251 |
| * @summary Test that inner classes have in its inner classes attribute enclosing classes and its immediate members. |
| * @library /tools/lib /tools/javac/lib ../lib |
| * @modules jdk.compiler/com.sun.tools.javac.api |
| * jdk.compiler/com.sun.tools.javac.main |
| * jdk.jdeps/com.sun.tools.classfile |
| * @build toolbox.ToolBox InMemoryFileManager TestResult TestBase |
| * @run main InnerClassesHierarchyTest |
| */ |
| |
| import java.io.File; |
| import java.io.FilenameFilter; |
| import java.io.IOException; |
| import java.lang.annotation.Annotation; |
| import java.util.*; |
| import java.util.stream.Collectors; |
| |
| import com.sun.tools.classfile.*; |
| import com.sun.tools.classfile.InnerClasses_attribute.Info; |
| |
| public class InnerClassesHierarchyTest extends TestResult { |
| |
| private final Map<String, Set<String>> innerClasses; |
| private final String outerClassName; |
| |
| public InnerClassesHierarchyTest() throws IOException, ConstantPoolException { |
| innerClasses = new HashMap<>(); |
| outerClassName = InnerClassesHierarchyTest.class.getSimpleName(); |
| File classDir = getClassDir(); |
| FilenameFilter filter = |
| (dir, name) -> name.matches(outerClassName + ".*\\.class"); |
| for (File file : Arrays.asList(classDir.listFiles(filter))) { |
| ClassFile classFile = readClassFile(file); |
| String className = classFile.getName(); |
| for (ConstantPool.CPInfo info : classFile.constant_pool.entries()) { |
| if (info instanceof ConstantPool.CONSTANT_Class_info) { |
| ConstantPool.CONSTANT_Class_info classInfo = |
| (ConstantPool.CONSTANT_Class_info) info; |
| String cpClassName = classInfo.getBaseName(); |
| if (isInnerClass(cpClassName)) { |
| get(className).add(cpClassName); |
| } |
| } |
| } |
| } |
| } |
| |
| private boolean isInnerClass(String cpClassName) { |
| return cpClassName.contains("$"); |
| } |
| |
| private Set<String> get(String className) { |
| if (!innerClasses.containsKey(className)) { |
| innerClasses.put(className, new HashSet<>()); |
| } |
| return innerClasses.get(className); |
| } |
| |
| public static void main(String[] args) throws IOException, ConstantPoolException, TestFailedException { |
| new InnerClassesHierarchyTest().test(); |
| } |
| |
| private void test() throws TestFailedException { |
| addTestCase("Source file is InnerClassesHierarchyTest.java"); |
| try { |
| Queue<String> queue = new LinkedList<>(); |
| Set<String> visitedClasses = new HashSet<>(); |
| queue.add(outerClassName); |
| while (!queue.isEmpty()) { |
| String currentClassName = queue.poll(); |
| if (!currentClassName.startsWith(outerClassName)) { |
| continue; |
| } |
| ClassFile cf = readClassFile(currentClassName); |
| InnerClasses_attribute attr = (InnerClasses_attribute) |
| cf.getAttribute(Attribute.InnerClasses); |
| checkNotNull(attr, "Class should not contain " |
| + "inner classes attribute : " + currentClassName); |
| checkTrue(innerClasses.containsKey(currentClassName), |
| "map contains class name : " + currentClassName); |
| Set<String> setClasses = innerClasses.get(currentClassName); |
| if (setClasses == null) { |
| continue; |
| } |
| checkEquals(attr.number_of_classes, |
| setClasses.size(), |
| "Check number of inner classes : " + setClasses); |
| for (Info info : attr.classes) { |
| String innerClassName = info |
| .getInnerClassInfo(cf.constant_pool).getBaseName(); |
| checkTrue(setClasses.contains(innerClassName), |
| currentClassName + " contains inner class : " |
| + innerClassName); |
| if (visitedClasses.add(innerClassName)) { |
| queue.add(innerClassName); |
| } |
| } |
| } |
| Set<String> allClasses = innerClasses.entrySet().stream() |
| .flatMap(entry -> entry.getValue().stream()) |
| .collect(Collectors.toSet()); |
| |
| Set<String> a_b = removeAll(visitedClasses, allClasses); |
| Set<String> b_a = removeAll(allClasses, visitedClasses); |
| checkEquals(visitedClasses, allClasses, |
| "All classes are found\n" |
| + "visited - all classes : " + a_b |
| + "\nall classes - visited : " + b_a); |
| } catch (Exception e) { |
| addFailure(e); |
| } finally { |
| checkStatus(); |
| } |
| } |
| |
| private Set<String> removeAll(Set<String> set1, Set<String> set2) { |
| Set<String> set = new HashSet<>(set1); |
| set.removeAll(set2); |
| return set; |
| } |
| |
| public static class A1 { |
| |
| public class B1 { |
| } |
| |
| public enum B2 { |
| } |
| |
| public interface B3 { |
| } |
| |
| public @interface B4 { |
| } |
| |
| public void f() { |
| new B1() { |
| }; |
| new B3() { |
| }; |
| new B4() { |
| @Override |
| public Class<? extends Annotation> annotationType() { |
| return null; |
| } |
| }; |
| class B5 { |
| } |
| } |
| |
| Runnable r = () -> { |
| new B1() { |
| }; |
| new B3() { |
| }; |
| new B4() { |
| @Override |
| public Class<? extends Annotation> annotationType() { |
| return null; |
| } |
| }; |
| class B5 { |
| } |
| }; |
| } |
| |
| public enum A2 {; |
| |
| public class B1 { |
| } |
| |
| public enum B2 { |
| } |
| |
| public interface B3 { |
| } |
| |
| public @interface B4 { |
| } |
| |
| public void a2() { |
| new B1() { |
| }; |
| new B3() { |
| }; |
| new B4() { |
| @Override |
| public Class<? extends Annotation> annotationType() { |
| return null; |
| } |
| }; |
| class B5 { |
| } |
| } |
| |
| Runnable r = () -> { |
| new B1() { |
| }; |
| new B3() { |
| }; |
| new B4() { |
| @Override |
| public Class<? extends Annotation> annotationType() { |
| return null; |
| } |
| }; |
| class B5 { |
| } |
| }; |
| } |
| |
| public interface A3 { |
| |
| public class B1 { |
| } |
| |
| public enum B2 { |
| } |
| |
| public interface B3 { |
| } |
| |
| public @interface B4 { |
| } |
| |
| default void a1() { |
| new B1() { |
| }; |
| new B3() { |
| }; |
| new B4() { |
| @Override |
| public Class<? extends Annotation> annotationType() { |
| return null; |
| } |
| }; |
| class B5 { |
| } |
| } |
| |
| static void a2() { |
| new B1() { |
| }; |
| new B3() { |
| }; |
| new B4() { |
| @Override |
| public Class<? extends Annotation> annotationType() { |
| return null; |
| } |
| }; |
| class B5 { |
| } |
| } |
| } |
| |
| public @interface A4 { |
| |
| public class B1 { |
| } |
| |
| public enum B2 { |
| } |
| |
| public interface B3 { |
| } |
| |
| public @interface B4 { |
| } |
| } |
| |
| { |
| new A1() { |
| class B1 { |
| } |
| |
| public void a2() { |
| new B1() { |
| }; |
| class B5 { |
| } |
| } |
| }; |
| new A3() { |
| class B1 { |
| } |
| |
| public void a3() { |
| new B1() { |
| }; |
| class B5 { |
| } |
| } |
| }; |
| new A4() { |
| @Override |
| public Class<? extends Annotation> annotationType() { |
| return null; |
| } |
| |
| class B1 { |
| } |
| |
| public void a4() { |
| new B1() { |
| }; |
| class B5 { |
| } |
| } |
| }; |
| Runnable r = () -> { |
| new A1() { |
| }; |
| new A3() { |
| }; |
| new A4() { |
| @Override |
| public Class<? extends Annotation> annotationType() { |
| return null; |
| } |
| }; |
| class B5 { |
| } |
| }; |
| } |
| |
| static { |
| new A1() { |
| class B1 { |
| } |
| |
| public void a2() { |
| new B1() { |
| }; |
| class B5 { |
| } |
| } |
| }; |
| new A3() { |
| class B1 { |
| } |
| |
| public void a3() { |
| new B1() { |
| }; |
| class B5 { |
| } |
| } |
| }; |
| new A4() { |
| @Override |
| public Class<? extends Annotation> annotationType() { |
| return null; |
| } |
| |
| class B1 { |
| } |
| |
| public void a4() { |
| new B1() { |
| }; |
| class B5 { |
| } |
| } |
| }; |
| Runnable r = () -> { |
| new A1() { |
| }; |
| new A3() { |
| }; |
| new A4() { |
| @Override |
| public Class<? extends Annotation> annotationType() { |
| return null; |
| } |
| }; |
| class B5 { |
| } |
| }; |
| } |
| |
| public void a5() { |
| class A5 { |
| |
| class B1 { |
| } |
| |
| public void a5() { |
| new B1() { |
| }; |
| |
| class B5 { |
| } |
| } |
| } |
| Runnable r = () -> { |
| new A1() { |
| }; |
| new A3() { |
| }; |
| new A4() { |
| @Override |
| public Class<? extends Annotation> annotationType() { |
| return null; |
| } |
| }; |
| class B5 { |
| } |
| }; |
| } |
| } |
