--- /dev/null 2013-04-02 12:23:00.999930644 -0700 +++ new/test/java/lang/reflect/Method/DefaultMethodModeling.java 2013-04-04 19:39:32.000000000 -0700 @@ -0,0 +1,224 @@ +/* + * Copyright (c) 2013 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 8011590 + * @summary Check modeling of default methods + * @author Joseph D. Darcy + */ + +import java.util.Objects; +import java.lang.reflect.*; +import java.lang.annotation.*; + +import static java.lang.reflect.Modifier.*; + +public class DefaultMethodModeling { + public static void main(String... args) { + int failures = 0; + + Class[] classes = {SuperC.class, SuperCchild.class, + SuperI.class, SuperIchild.class, + SuperIwithDefault.class, SuperIwithDefaultChild.class, + Base.class, Combo1.class, Combo2.class, + SonSuperIwithDefault.class, DaughterSuperIwithDefault.class, GrandchildSuperIwithDefault.class, D.class, + B.class, C.class + }; + + for(Class clazz : classes) { + System.err.println(clazz.toString()); + for(Method m : clazz.getMethods()) { + if (m.getDeclaringClass() != java.lang.Object.class) + failures += testMethod(m); + } + } + + if (failures > 0) + throw new RuntimeException(); + } + + private static int testMethod(Method m) { + ExpectedModel em = Objects.requireNonNull(m.getAnnotation(ExpectedModel.class)); + boolean failed = false; + + if (m.getModifiers() != em.modifiers()) { + failed = true; + System.err.printf("Unexpected modifiers %d; expected %d%n", m.getModifiers(), em.modifiers()); + } + + if (m.isDefault() != em.isDefault()) { + failed = true; + System.err.printf("Unexpected isDefualt %b; expected b%n", m.isDefault(), em.isDefault()); + } + + if (!m.getDeclaringClass().equals(em.declaringClass())) { + failed = true; + System.err.printf("Unexpected isDefualt %s; expected %s%n", + m.getDeclaringClass().toString(), em.declaringClass().toString()); + } + + return (!failed) ? 0 :1; + } +} + +@Retention(RetentionPolicy.RUNTIME) +@interface ExpectedModel { + boolean isDefault() default false; + int modifiers() default PUBLIC; + Class declaringClass(); +} + +abstract class SuperC { + @ExpectedModel(modifiers=PUBLIC|ABSTRACT, declaringClass=SuperC.class) + public abstract void foo(); + + @ExpectedModel(declaringClass=SuperC.class) + public void bar() { + ; + } +} + +class SuperCchild extends SuperC { + @ExpectedModel(declaringClass=SuperCchild.class) + @Override + public void foo() {;} +} + +// -=-=-=- + +interface SuperI { + @ExpectedModel(modifiers=PUBLIC|ABSTRACT, declaringClass=SuperI.class) + void foo(); + + @ExpectedModel(modifiers=PUBLIC|ABSTRACT, declaringClass=SuperI.class) + void bar(); +} + +class SuperIchild implements SuperI { + @ExpectedModel(declaringClass=SuperIchild.class) + public void foo() {;} + + @ExpectedModel(declaringClass=SuperIchild.class) + public void bar() {;} +} + +// -=-=-=- + +interface SuperIwithDefault { + @ExpectedModel(modifiers=PUBLIC|ABSTRACT, declaringClass=SuperIwithDefault.class) + void foo(); + + @ExpectedModel(isDefault=true, declaringClass=SuperIwithDefault.class) + default void bar() { + ; + } +} + +class SuperIwithDefaultChild implements SuperIwithDefault { + @ExpectedModel(declaringClass=SuperIwithDefaultChild.class) + @Override + public void foo() {;} +} + +// -=-=-=- + +abstract class Base { + @ExpectedModel(modifiers=PUBLIC|ABSTRACT, declaringClass=Base.class) + abstract public void baz(); + + @ExpectedModel(declaringClass=Base.class) + public void quux() {;} +} + +abstract class Combo1 extends Base implements SuperI { + @ExpectedModel(declaringClass=Combo1.class) + public void wombat() {} +} + +abstract class Combo2 extends Base implements SuperIwithDefault { + @ExpectedModel(declaringClass=Combo2.class) + public void wombat() {} +} + +// -=-=-=- + +interface SonSuperIwithDefault extends SuperIwithDefault { + @ExpectedModel(modifiers=PUBLIC|ABSTRACT, declaringClass=SonSuperIwithDefault.class) + void baz(); + + @ExpectedModel(isDefault=true, declaringClass=SonSuperIwithDefault.class) + default void bazD() {;} +} + +interface DaughterSuperIwithDefault extends SuperIwithDefault { + @ExpectedModel(modifiers=PUBLIC|ABSTRACT, declaringClass=DaughterSuperIwithDefault.class) + void quux(); + + @ExpectedModel(isDefault=true, declaringClass=DaughterSuperIwithDefault.class) + default void quuxD() {;} +} + +interface GrandchildSuperIwithDefault extends SonSuperIwithDefault, DaughterSuperIwithDefault { + @ExpectedModel(modifiers=PUBLIC|ABSTRACT, declaringClass=GrandchildSuperIwithDefault.class) + void wombat(); + + @ExpectedModel(isDefault=true, declaringClass=GrandchildSuperIwithDefault.class) + default void wombatD() {;} + +} + +class D implements GrandchildSuperIwithDefault { + @ExpectedModel(declaringClass=D.class) + public void wombat(){} + + @ExpectedModel(declaringClass=D.class) + public void baz(){} + + @ExpectedModel(declaringClass=D.class) + public void foo(){} + + @ExpectedModel(declaringClass=D.class) + public void quux(){} +} + +// -=-=-=- + +// What does re-abstraction look like? + +class A implements SuperIwithDefault { + @ExpectedModel(declaringClass=A.class) + @Override + public void foo(){;} +} + +abstract class B extends A { + @ExpectedModel(modifiers=PUBLIC|ABSTRACT, declaringClass=B.class) + @Override + public abstract void bar(); +} + +class C extends B implements SuperIwithDefault { + @ExpectedModel(declaringClass=C.class) + public void bar(){} +}