Java 类java.lang.annotation.Inherited 实例源码

private static <A extends Annotation> A getAnnotation(Class<?> type, Class<A> annotationType, boolean checkType) {
    A annotation;
    if (checkType) {
        annotation = type.getAnnotation(annotationType);
        if (annotation != null) {
            return annotation;
        }
    }

    if (annotationType.getAnnotation(Inherited.class) != null) {
        for (Class<?> anInterface : type.getInterfaces()) {
            annotation = getAnnotation(anInterface, annotationType, true);
            if (annotation != null) {
                return annotation;
            }
        }
    }

    if (type.isInterface() || type.equals(Object.class)) {
        return null;
    } else {
        return getAnnotation(type.getSuperclass(), annotationType, false);
    }
}

public static Predicate<Class<?>> predicateClassAnnotatedWith(
    final Class<? extends Annotation> annotation) {
  if (!annotation.isAnnotationPresent(Inherited.class)) {
    return predicateAnnotatedWith(annotation);
  }

  return new Predicate<Class<?>>() {
    @Override
    public boolean apply(Class<?> c) {
      while (c != null) {
        if (c.isAnnotationPresent(annotation)) {
          return true;
        }
        c = c.getSuperclass();
      }
      return false;
    }
  };
}

/**
 * An internal-use utility that creates a reified annotation.
 * This overloaded version take annotation inheritance into account.
 */
public static <A extends Annotation> A getAnnotation(ClassSymbol annotated,
                                                     Class<A> annoType) {
    boolean inherited = annoType.isAnnotationPresent(Inherited.class);
    A result = null;
    while (annotated.name != annotated.name.table.names.java_lang_Object) {
        result = getAnnotation((Symbol)annotated, annoType);
        if (result != null || !inherited)
            break;
        Type sup = annotated.getSuperclass();
        if (sup.tag != TypeTags.CLASS || sup.isErroneous())
            break;
        annotated = (ClassSymbol) sup.tsym;
    }
    return result;
}

private void getAllReflectionClasses() throws NotFoundException{

        //System annotations
        addClassIfNotExists(typeOracle.getType(Retention.class.getCanonicalName()), ReflectableHelper.getDefaultSettings(typeOracle));
        addClassIfNotExists(typeOracle.getType(Documented.class.getCanonicalName()), ReflectableHelper.getDefaultSettings(typeOracle));
        addClassIfNotExists(typeOracle.getType(Inherited.class.getCanonicalName()), ReflectableHelper.getDefaultSettings(typeOracle));
        addClassIfNotExists(typeOracle.getType(Target.class.getCanonicalName()), ReflectableHelper.getDefaultSettings(typeOracle));
        addClassIfNotExists(typeOracle.getType(Deprecated.class.getCanonicalName()), ReflectableHelper.getDefaultSettings(typeOracle));
        //typeOracle.getType("org.lirazs.gbackbone.client.test.reflection.TestReflectionGenerics.TestReflection1");

        //=====GWT0.7
        for (JClassType classType : typeOracle.getTypes()) {
            Reflectable reflectable = GenUtils.getClassTypeAnnotationWithMataAnnotation(classType, Reflectable.class);
            if (reflectable != null){
                processClass(classType, reflectable);

                if (reflectable.assignableClasses()){
                    for (JClassType type : classType.getSubtypes()){
                        processClass(type, reflectable);
                    }
                }
            }
        }
        //======end of gwt0.7
    }

private static <A extends Annotation> A getAnnotation(Class<?> type, Class<A> annotationType, boolean checkType) {
    A annotation;
    if (checkType) {
        annotation = type.getAnnotation(annotationType);
        if (annotation != null) {
            return annotation;
        }
    }

    if (annotationType.getAnnotation(Inherited.class) != null) {
        for (Class<?> anInterface : type.getInterfaces()) {
            annotation = getAnnotation(anInterface, annotationType, true);
            if (annotation != null) {
                return annotation;
            }
        }
    }

    if (type.isInterface() || type.equals(Object.class)) {
        return null;
    } else {
        return getAnnotation(type.getSuperclass(), annotationType, false);
    }
}

private static <A extends Annotation> A getAnnotation(Class<?> type, Class<A> annotationType, boolean checkType) {
    A annotation;
    if (checkType) {
        annotation = type.getAnnotation(annotationType);
        if (annotation != null) {
            return annotation;
        }
    }

    if (annotationType.getAnnotation(Inherited.class) != null) {
        for (Class<?> anInterface : type.getInterfaces()) {
            annotation = getAnnotation(anInterface, annotationType, true);
            if (annotation != null) {
                return annotation;
            }
        }
    }

    if (type.isInterface() || type.equals(Object.class)) {
        return null;
    } else {
        return getAnnotation(type.getSuperclass(), annotationType, false);
    }
}

/**
 * An internal-use utility that creates a reified annotation.
 * This overloaded version take annotation inheritance into account.
 */
public static <A extends Annotation> A getAnnotation(ClassSymbol annotated,
                                                     Class<A> annoType) {
    boolean inherited = annoType.isAnnotationPresent(Inherited.class);
    A result = null;
    while (annotated.name != annotated.name.table.java_lang_Object) {
        result = getAnnotation((Symbol)annotated, annoType);
        if (result != null || !inherited)
            break;
        Type sup = annotated.getSuperclass();
        if (sup.tag != TypeTags.CLASS || sup.isErroneous())
            break;
        annotated = (ClassSymbol) sup.tsym;
    }
    return result;
}

/**
 * Index super types for {@link IndexSubclasses} and any {@link IndexAnnotated}
 * additionally accompanied by {@link Inherited}.
 */
private void indexSupertypes(TypeElement rootElement, TypeElement element) throws IOException {

    for (TypeMirror mirror : types.directSupertypes(element.asType())) {
        if (mirror.getKind() != TypeKind.DECLARED) {
            continue;
        }

        DeclaredType superType = (DeclaredType) mirror;
        TypeElement superTypeElement = (TypeElement) superType.asElement();
        storeSubclass(superTypeElement, rootElement);

        for (AnnotationMirror annotationMirror : superTypeElement.getAnnotationMirrors()) {
            TypeElement annotationElement = (TypeElement) annotationMirror.getAnnotationType()
                    .asElement();

            if (hasAnnotation(annotationElement, Inherited.class)) {
                storeAnnotation(annotationElement, rootElement);
            }
        }

        indexSupertypes(rootElement, superTypeElement);
    }
}

/**
 * An internal-use utility that creates a reified annotation.
 * This overloaded version take annotation inheritance into account.
 */
public static <A extends Annotation> A getAnnotation(ClassSymbol annotated,
                                                     Class<A> annoType) {
    boolean inherited = annoType.isAnnotationPresent(Inherited.class);
    A result = null;
    while (annotated.name != annotated.name.table.names.java_lang_Object) {
        result = getAnnotation((Symbol)annotated, annoType);
        if (result != null || !inherited)
            break;
        Type sup = annotated.getSuperclass();
        if (sup.tag != TypeTags.CLASS || sup.isErroneous())
            break;
        annotated = (ClassSymbol) sup.tsym;
    }
    return result;
}

/**
 * An internal-use utility that creates a reified annotation.
 * This overloaded version take annotation inheritance into account.
 */
public static <A extends Annotation> A getAnnotation(ClassSymbol annotated,
                                                     Class<A> annoType) {
    boolean inherited = annoType.isAnnotationPresent(Inherited.class);
    A result = null;
    while (annotated.name != annotated.name.table.names.java_lang_Object) {
        result = getAnnotation((Symbol)annotated, annoType);
        if (result != null || !inherited)
            break;
        Type sup = annotated.getSuperclass();
        if (sup.tag != TypeTags.CLASS || sup.isErroneous())
            break;
        annotated = (ClassSymbol) sup.tsym;
    }
    return result;
}

/**
 * An internal-use utility that creates a reified annotation.
 * This overloaded version take annotation inheritance into account.
 */
public static <A extends Annotation> A getAnnotation(ClassSymbol annotated,
                                                     Class<A> annoType) {
    boolean inherited = annoType.isAnnotationPresent(Inherited.class);
    A result = null;
    while (annotated.name != annotated.name.table.names.java_lang_Object) {
        result = getAnnotation((Symbol)annotated, annoType);
        if (result != null || !inherited)
            break;
        Type sup = annotated.getSuperclass();
        if (sup.tag != TypeTags.CLASS || sup.isErroneous())
            break;
        annotated = (ClassSymbol) sup.tsym;
    }
    return result;
}

/**
 * An internal-use utility that creates a reified annotation.
 * This overloaded version take annotation inheritance into account.
 */
public static <A extends Annotation> A getAnnotation(ClassSymbol annotated,
                                                     Class<A> annoType) {
    boolean inherited = annoType.isAnnotationPresent(Inherited.class);
    A result = null;
    while (annotated.name != annotated.name.table.names.java_lang_Object) {
        result = getAnnotation((Symbol)annotated, annoType);
        if (result != null || !inherited)
            break;
        Type sup = annotated.getSuperclass();
        if (sup.tag != TypeTags.CLASS || sup.isErroneous())
            break;
        annotated = (ClassSymbol) sup.tsym;
    }
    return result;
}

/**
 * An internal-use utility that creates a reified annotation.
 * This overloaded version take annotation inheritance into account.
 */
public static <A extends Annotation> A getAnnotation(ClassSymbol annotated,
                                                     Class<A> annoType) {
    boolean inherited = annoType.isAnnotationPresent(Inherited.class);
    A result = null;
    while (annotated.name != annotated.name.table.names.java_lang_Object) {
        result = getAnnotation((Symbol)annotated, annoType);
        if (result != null || !inherited)
            break;
        Type sup = annotated.getSuperclass();
        if (sup.tag != TypeTags.CLASS || sup.isErroneous())
            break;
        annotated = (ClassSymbol) sup.tsym;
    }
    return result;
}

/**
 * An internal-use utility that creates a reified annotation.
 * This overloaded version take annotation inheritance into account.
 */
public static <A extends Annotation> A getAnnotation(ClassSymbol annotated,
                                                     Class<A> annoType) {
    boolean inherited = annoType.isAnnotationPresent(Inherited.class);
    A result = null;
    while (annotated.name != annotated.name.table.java_lang_Object) {
        result = getAnnotation((Symbol)annotated, annoType);
        if (result != null || !inherited)
            break;
        Type sup = annotated.getSuperclass();
        if (sup.tag != TypeTags.CLASS || sup.isErroneous())
            break;
        annotated = (ClassSymbol) sup.tsym;
    }
    return result;
}

@Nonnull
@Override
public List<String> apply(@Nonnull AnalysisContext analysisContext) {
    List<String> inheritedAnnotations = newArrayList();
    ClassPool classPool = classPoolAccessorFor(analysisContext).getClassPool();
    for (String annotation : getAnnotationsFoundInClassPath(analysisContext)) {
        CtClass annotationClazz = classPool.getOrNull(annotation);
        if (annotationClazz == null) {
            logger.debug("Annotation [{}] cannot be found on the class path; skipping detection", annotation);
            continue;
        }
        try {
            if (annotationClazz.getAnnotation(Inherited.class) != null) {
                inheritedAnnotations.add(annotation);
            }
        } catch (ClassNotFoundException e) {
            logger.debug("@Inherited is not available; this is quite disturbing.");
        }
    }
    logger.debug("Found those inheritable annotations: {}", inheritedAnnotations);
    return inheritedAnnotations;
}

private static Set<org.kie.soup.project.datamodel.oracle.Annotation> getAnnotations( final java.lang.annotation.Annotation[] annotations,
                                                                                            boolean checkInheritance ) {
    final Set<org.kie.soup.project.datamodel.oracle.Annotation> fieldAnnotations = new LinkedHashSet<>();
    for ( java.lang.annotation.Annotation a : annotations ) {

        if ( checkInheritance ) {
            if ( !a.annotationType().isAnnotationPresent( Inherited.class ) ) {
                continue;
            }
        }

        final org.kie.soup.project.datamodel.oracle.Annotation fieldAnnotation = new org.kie.soup.project.datamodel.oracle.Annotation( a.annotationType().getName() );
        for ( Method m : a.annotationType().getDeclaredMethods() ) {
            final String methodName = m.getName();
            fieldAnnotation.addParameter( methodName, getAnnotationAttributeValue( a, methodName ) );
        }
        fieldAnnotations.add( fieldAnnotation );
    }
    return fieldAnnotations;
}

/**
 * An internal-use utility that creates a reified annotation.
 * This overloaded version take annotation inheritance into account.
 */
public static <A extends Annotation> A getAnnotation(ClassSymbol annotated,
                                                     Class<A> annoType) {
    boolean inherited = annoType.isAnnotationPresent(Inherited.class);
    A result = null;
    while (annotated.name != annotated.name.table.names.java_lang_Object) {
        result = getAnnotation((Symbol)annotated, annoType);
        if (result != null || !inherited)
            break;
        Type sup = annotated.getSuperclass();
        if (sup.tag != TypeTags.CLASS || sup.isErroneous())
            break;
        annotated = (ClassSymbol) sup.tsym;
    }
    return result;
}

public void addConstructor(Constructor<?> constructor) throws Exception {
    List<Type> paramTypes = new ArrayList<Type>();
    for (Class<?> paramType : constructor.getParameterTypes()) {
        paramTypes.add(Type.getType(paramType));
    }
    String methodDescriptor = Type.getMethodDescriptor(VOID_TYPE, paramTypes.toArray(EMPTY_TYPES));

    MethodVisitor methodVisitor = visitor.visitMethod(Opcodes.ACC_PUBLIC, "<init>", methodDescriptor, signature(constructor), EMPTY_STRINGS);

    for (Annotation annotation : constructor.getDeclaredAnnotations()) {
        if (annotation.annotationType().getAnnotation(Inherited.class) != null) {
            continue;
        }
        Retention retention = annotation.annotationType().getAnnotation(Retention.class);
        AnnotationVisitor annotationVisitor = methodVisitor.visitAnnotation(Type.getType(annotation.annotationType()).getDescriptor(), retention != null && retention.value() == RetentionPolicy.RUNTIME);
        annotationVisitor.visitEnd();
    }

    methodVisitor.visitCode();

    // this.super(p0 .. pn)
    methodVisitor.visitVarInsn(Opcodes.ALOAD, 0);
    for (int i = 0; i < constructor.getParameterTypes().length; i++) {
        methodVisitor.visitVarInsn(Type.getType(constructor.getParameterTypes()[i]).getOpcode(Opcodes.ILOAD), i + 1);
    }
    methodVisitor.visitMethodInsn(Opcodes.INVOKESPECIAL, superclassType.getInternalName(), "<init>", methodDescriptor, false);

    methodVisitor.visitInsn(Opcodes.RETURN);
    methodVisitor.visitMaxs(0, 0);
    methodVisitor.visitEnd();
}

private void includeNotInheritedAnnotations() {
    for (Annotation annotation : type.getDeclaredAnnotations()) {
        if (annotation.annotationType().getAnnotation(Inherited.class) != null) {
            continue;
        }
        Retention retention = annotation.annotationType().getAnnotation(Retention.class);
        boolean visible = retention != null && retention.value() == RetentionPolicy.RUNTIME;
        AnnotationVisitor annotationVisitor = visitor.visitAnnotation(Type.getType(annotation.annotationType()).getDescriptor(), visible);
        visitAnnotationValues(annotation, annotationVisitor);
        annotationVisitor.visitEnd();
    }
}

private static void assertGoodTesterAnnotation(
    Class<? extends Annotation> annotationClass) {
  assertNotNull(
      rootLocaleFormat("%s must be annotated with @TesterAnnotation.",
          annotationClass),
      annotationClass.getAnnotation(TesterAnnotation.class));
  final Retention retentionPolicy =
      annotationClass.getAnnotation(Retention.class);
  assertNotNull(
      rootLocaleFormat("%s must have a @Retention annotation.", annotationClass),
      retentionPolicy);
  assertEquals(
      rootLocaleFormat("%s must have RUNTIME RetentionPolicy.", annotationClass),
      RetentionPolicy.RUNTIME, retentionPolicy.value());
  assertNotNull(
      rootLocaleFormat("%s must be inherited.", annotationClass),
      annotationClass.getAnnotation(Inherited.class));

  for (String propertyName : new String[]{"value", "absent"}) {
    Method method = null;
    try {
      method = annotationClass.getMethod(propertyName);
    } catch (NoSuchMethodException e) {
      fail(rootLocaleFormat("%s must have a property named '%s'.",
          annotationClass, propertyName));
    }
    final Class<?> returnType = method.getReturnType();
    assertTrue(rootLocaleFormat("%s.%s() must return an array.",
        annotationClass, propertyName),
        returnType.isArray());
    assertSame(rootLocaleFormat("%s.%s() must return an array of %s.",
        annotationClass, propertyName, annotationClass.getDeclaringClass()),
        annotationClass.getDeclaringClass(), returnType.getComponentType());
  }
}

@Override
protected <A extends Annotation> Attribute.Compound getAttribute(final Class<A> annoType) {

    Attribute.Compound attrib = super.getAttribute(annoType);

    boolean inherited = annoType.isAnnotationPresent(Inherited.class);
    if (attrib != null || !inherited)
        return attrib;

    // Search supertypes
    ClassSymbol superType = getSuperClassToSearchForAnnotations();
    return superType == null ? null
                             : superType.getAttribute(annoType);
}

@Override
protected <A extends Annotation> Attribute.Compound getAttribute(final Class<A> annoType) {

    Attribute.Compound attrib = super.getAttribute(annoType);

    boolean inherited = annoType.isAnnotationPresent(Inherited.class);
    if (attrib != null || !inherited)
        return attrib;

    // Search supertypes
    ClassSymbol superType = getSuperClassToSearchForAnnotations();
    return superType == null ? null
                             : superType.getAttribute(annoType);
}

private static void assertGoodTesterAnnotation(
    Class<? extends Annotation> annotationClass) {
  assertNotNull(
      rootLocaleFormat("%s must be annotated with @TesterAnnotation.",
          annotationClass),
      annotationClass.getAnnotation(TesterAnnotation.class));
  final Retention retentionPolicy =
      annotationClass.getAnnotation(Retention.class);
  assertNotNull(
      rootLocaleFormat("%s must have a @Retention annotation.", annotationClass),
      retentionPolicy);
  assertEquals(
      rootLocaleFormat("%s must have RUNTIME RetentionPolicy.", annotationClass),
      RetentionPolicy.RUNTIME, retentionPolicy.value());
  assertNotNull(
      rootLocaleFormat("%s must be inherited.", annotationClass),
      annotationClass.getAnnotation(Inherited.class));

  for (String propertyName : new String[]{"value", "absent"}) {
    Method method = null;
    try {
      method = annotationClass.getMethod(propertyName);
    } catch (NoSuchMethodException e) {
      fail(rootLocaleFormat("%s must have a property named '%s'.",
          annotationClass, propertyName));
    }
    final Class<?> returnType = method.getReturnType();
    assertTrue(rootLocaleFormat("%s.%s() must return an array.",
        annotationClass, propertyName),
        returnType.isArray());
    assertSame(rootLocaleFormat("%s.%s() must return an array of %s.",
        annotationClass, propertyName, annotationClass.getDeclaringClass()),
        annotationClass.getDeclaringClass(), returnType.getComponentType());
  }
}

@Override
protected <A extends Annotation> Attribute.Compound getAttribute(final Class<A> annoType) {

    Attribute.Compound attrib = super.getAttribute(annoType);

    boolean inherited = annoType.isAnnotationPresent(Inherited.class);
    if (attrib != null || !inherited)
        return attrib;

    // Search supertypes
    ClassSymbol superType = getSuperClassToSearchForAnnotations();
    return superType == null ? null
                             : superType.getAttribute(annoType);
}

@Override
protected <A extends Annotation> Attribute.Compound getAttribute(final Class<A> annoType) {

    Attribute.Compound attrib = super.getAttribute(annoType);

    boolean inherited = annoType.isAnnotationPresent(Inherited.class);
    if (attrib != null || !inherited)
        return attrib;

    // Search supertypes
    ClassSymbol superType = getSuperClassToSearchForAnnotations();
    return superType == null ? null
                             : superType.getAttribute(annoType);
}

@Override
protected <A extends Annotation> Attribute.Compound getAttribute(final Class<A> annoType) {

    Attribute.Compound attrib = super.getAttribute(annoType);

    boolean inherited = annoType.isAnnotationPresent(Inherited.class);
    if (attrib != null || !inherited)
        return attrib;

    // Search supertypes
    ClassSymbol superType = getSuperClassToSearchForAnnotations();
    return superType == null ? null
                             : superType.getAttribute(annoType);
}

private void initializeAnnotations() {
    if (lazyAnnotations != null) {
        return;
    }

    if (parent != null) {
        lazyAnnotations = new HashMap<Class<?>, Annotation>();
        // ((Annotations)parent).initializeAnnotations();
        // for (Entry<Class<?>, Annotation> entry :
        // ((Annotations)parent).lazyAnnotations.entrySet()) {
        // if
        // (entry.getValue().annotationType().isAnnotationPresent(Inherited.class))
        // {
        // lazyAnnotations.put(entry.getKey(), entry.getValue());
        // }
        // }

        for (Annotation a : parent.getAnnotations()) {
            if (ClassHelper.AsClass(a.annotationType())
                    .isAnnotationPresent(Inherited.class)) {
                lazyAnnotations.put(a.annotationType(), a);
            }
        }

        lazyAnnotations.putAll(declaredAnnotations);
    } else {
        lazyAnnotations = declaredAnnotations;
    }
}

private static void assertGoodTesterAnnotation(
    Class<? extends Annotation> annotationClass) {
  assertNotNull(
      String.format("%s must be annotated with @TesterAnnotation.",
          annotationClass),
      annotationClass.getAnnotation(TesterAnnotation.class));
  final Retention retentionPolicy =
      annotationClass.getAnnotation(Retention.class);
  assertNotNull(
      String.format("%s must have a @Retention annotation.", annotationClass),
      retentionPolicy);
  assertEquals(
      String.format("%s must have RUNTIME RetentionPolicy.", annotationClass),
      RetentionPolicy.RUNTIME, retentionPolicy.value());
  assertNotNull(
      String.format("%s must be inherited.", annotationClass),
      annotationClass.getAnnotation(Inherited.class));

  for (String propertyName : new String[]{"value", "absent"}) {
    Method method = null;
    try {
      method = annotationClass.getMethod(propertyName);
    } catch (NoSuchMethodException e) {
      fail(String.format("%s must have a property named '%s'.",
          annotationClass, propertyName));
    }
    final Class<?> returnType = method.getReturnType();
    assertTrue(String.format("%s.%s() must return an array.",
        annotationClass, propertyName),
        returnType.isArray());
    assertSame(String.format("%s.%s() must return an array of %s.",
        annotationClass, propertyName, annotationClass.getDeclaringClass()),
        annotationClass.getDeclaringClass(), returnType.getComponentType());
  }
}

public void addConstructor(Constructor<?> constructor) throws Exception {
    List<Type> paramTypes = new ArrayList<Type>();
    for (Class<?> paramType : constructor.getParameterTypes()) {
        paramTypes.add(Type.getType(paramType));
    }
    String methodDescriptor = Type.getMethodDescriptor(Type.VOID_TYPE, paramTypes.toArray(
            new Type[paramTypes.size()]));

    MethodVisitor methodVisitor = visitor.visitMethod(Opcodes.ACC_PUBLIC, "<init>", methodDescriptor, signature(constructor), new String[0]);

    for (Annotation annotation : constructor.getDeclaredAnnotations()) {
        if (annotation.annotationType().getAnnotation(Inherited.class) != null) {
            continue;
        }
        Retention retention = annotation.annotationType().getAnnotation(Retention.class);
        AnnotationVisitor annotationVisitor = methodVisitor.visitAnnotation(Type.getType(annotation.annotationType()).getDescriptor(), retention != null && retention.value() == RetentionPolicy.RUNTIME);
        annotationVisitor.visitEnd();
    }

    methodVisitor.visitCode();

    // this.super(p0 .. pn)
    methodVisitor.visitVarInsn(Opcodes.ALOAD, 0);
    for (int i = 0; i < constructor.getParameterTypes().length; i++) {
        methodVisitor.visitVarInsn(Type.getType(constructor.getParameterTypes()[i]).getOpcode(Opcodes.ILOAD), i + 1);
    }
    methodVisitor.visitMethodInsn(Opcodes.INVOKESPECIAL, superclassType.getInternalName(), "<init>",
            methodDescriptor);

    methodVisitor.visitInsn(Opcodes.RETURN);
    methodVisitor.visitMaxs(0, 0);
    methodVisitor.visitEnd();
}

/**
 * {@inheritDoc}
 * Overridden here to handle @Inherited.
 */
public <A extends Annotation> A getAnnotation(Class<A> annoType) {

    boolean inherited = annoType.isAnnotationPresent(Inherited.class);
    for (Type t = sym.type;
         t.tsym != env.symtab.objectType.tsym && !t.isErroneous();
         t = env.jctypes.supertype(t)) {

        A result = getAnnotation(annoType, t.tsym);
        if (result != null || !inherited) {
            return result;
        }
    }
    return null;
}

@Override
protected <A extends Annotation> Attribute.Compound getAttribute(final Class<A> annoType) {

    Attribute.Compound attrib = super.getAttribute(annoType);

    boolean inherited = annoType.isAnnotationPresent(Inherited.class);
    if (attrib != null || !inherited)
        return attrib;

    // Search supertypes
    ClassSymbol superType = getSuperClassToSearchForAnnotations();
    return superType == null ? null
                             : superType.getAttribute(annoType);
}

/**
 * Returns all the annotations of this class. If there are no annotations
 * then an empty array is returned.
 *
 * @return a copy of the array containing this class' annotations.
 * @see #getDeclaredAnnotations()
 */
public Annotation[] getAnnotations() {
    /*
     * We need to get the annotations declared on this class, plus the
     * annotations from superclasses that have the "@Inherited" annotation
     * set.  We create a temporary map to use while we accumulate the
     * annotations and convert it to an array at the end.
     *
     * It's possible to have duplicates when annotations are inherited.
     * We use a Map to filter those out.
     *
     * HashMap might be overkill here.
     */
    HashMap<Class, Annotation> map = new HashMap<Class, Annotation>();
    Annotation[] annos = getDeclaredAnnotations();

    for (int i = annos.length-1; i >= 0; --i)
        map.put(annos[i].annotationType(), annos[i]);

    for (Class sup = getSuperclass(); sup != null;
            sup = sup.getSuperclass()) {
        annos = sup.getDeclaredAnnotations();
        for (int i = annos.length-1; i >= 0; --i) {
            Class clazz = annos[i].annotationType();
            if (!map.containsKey(clazz) &&
                    clazz.isAnnotationPresent(Inherited.class)) {
                map.put(clazz, annos[i]);
            }
        }
    }

    /* convert annotation values from HashMap to array */
    Collection<Annotation> coll = map.values();
    return coll.toArray(new Annotation[coll.size()]);
}

@Override
public <A extends Annotation> A getAnnotation(Class<A> annotationClass) {
    A annotation = _env.getFactory().getAnnotation(getPackedAnnotationBindings(), annotationClass);
    if (annotation != null || this.getKind() != ElementKind.CLASS || annotationClass.getAnnotation(Inherited.class) == null)
        return annotation;

    ElementImpl superClass = (ElementImpl) _env.getFactory().newElement(((ReferenceBinding) this._binding).superclass());
    return superClass == null ? null : superClass.getAnnotation(annotationClass);
}

public <A extends Annotation> A[] getAnnotationsByType(Class<A> annotationType) {
    A [] annotations = _env.getFactory().getAnnotationsByType(Factory.getUnpackedAnnotationBindings(getPackedAnnotationBindings()), annotationType);
    if (annotations.length != 0 || this.getKind() != ElementKind.CLASS || annotationType.getAnnotation(Inherited.class) == null)
        return annotations;

    ElementImpl superClass =  (ElementImpl) _env.getFactory().newElement(((ReferenceBinding) this._binding).superclass());
    return superClass == null ? annotations : superClass.getAnnotationsByType(annotationType);
}

private AnnotationType(final Class<?> annoCls) {
  if (!annoCls.isAnnotation()) {
    throw new IllegalArgumentException("Not an annotation type");
  }

  Method[] methods = annoCls.getDeclaredMethods();

  for (Method m : methods) {
    if (m.getParameterTypes().length == 0) {
      // cache name -> method assoc
      String mname = m.getName();
      members.put(mname, m);

      // cache member type
      Class<?> type = m.getReturnType();
      memberTypes.put(mname, invocationHandlerReturnType(type));

      // cache member default val (if any)
      Object val = m.getDefaultValue();
      if (val != null) {
        memberDefaults.put(mname, val);
      }
    } else {
      // probably an exception
    }
  }

  if ((annoCls != Retention.class) && (annoCls != Inherited.class)) { // don't get recursive
    inherited = annoCls.isAnnotationPresent(Inherited.class);

    Retention r = annoCls.getAnnotation(Retention.class);
    if (r == null) {
      retention = RetentionPolicy.CLASS;
    } else {
      retention = r.value();
    }
  }

  SharedSecrets.getJavaLangAccess().setAnnotationType(annoCls, this);
}

private static void assertGoodTesterAnnotation(Class<? extends Annotation> annotationClass) {
  assertNotNull(
      rootLocaleFormat("%s must be annotated with @TesterAnnotation.", annotationClass),
      annotationClass.getAnnotation(TesterAnnotation.class));
  final Retention retentionPolicy = annotationClass.getAnnotation(Retention.class);
  assertNotNull(
      rootLocaleFormat("%s must have a @Retention annotation.", annotationClass),
      retentionPolicy);
  assertEquals(
      rootLocaleFormat("%s must have RUNTIME RetentionPolicy.", annotationClass),
      RetentionPolicy.RUNTIME,
      retentionPolicy.value());
  assertNotNull(
      rootLocaleFormat("%s must be inherited.", annotationClass),
      annotationClass.getAnnotation(Inherited.class));

  for (String propertyName : new String[] {"value", "absent"}) {
    Method method = null;
    try {
      method = annotationClass.getMethod(propertyName);
    } catch (NoSuchMethodException e) {
      fail(
          rootLocaleFormat("%s must have a property named '%s'.", annotationClass, propertyName));
    }
    final Class<?> returnType = method.getReturnType();
    assertTrue(
        rootLocaleFormat("%s.%s() must return an array.", annotationClass, propertyName),
        returnType.isArray());
    assertSame(
        rootLocaleFormat(
            "%s.%s() must return an array of %s.",
            annotationClass, propertyName, annotationClass.getDeclaringClass()),
        annotationClass.getDeclaringClass(),
        returnType.getComponentType());
  }
}

private static void assertGoodTesterAnnotation(Class<? extends Annotation> annotationClass) {
  assertNotNull(
      rootLocaleFormat("%s must be annotated with @TesterAnnotation.", annotationClass),
      annotationClass.getAnnotation(TesterAnnotation.class));
  final Retention retentionPolicy = annotationClass.getAnnotation(Retention.class);
  assertNotNull(
      rootLocaleFormat("%s must have a @Retention annotation.", annotationClass),
      retentionPolicy);
  assertEquals(
      rootLocaleFormat("%s must have RUNTIME RetentionPolicy.", annotationClass),
      RetentionPolicy.RUNTIME,
      retentionPolicy.value());
  assertNotNull(
      rootLocaleFormat("%s must be inherited.", annotationClass),
      annotationClass.getAnnotation(Inherited.class));

  for (String propertyName : new String[] {"value", "absent"}) {
    Method method = null;
    try {
      method = annotationClass.getMethod(propertyName);
    } catch (NoSuchMethodException e) {
      fail(
          rootLocaleFormat("%s must have a property named '%s'.", annotationClass, propertyName));
    }
    final Class<?> returnType = method.getReturnType();
    assertTrue(
        rootLocaleFormat("%s.%s() must return an array.", annotationClass, propertyName),
        returnType.isArray());
    assertSame(
        rootLocaleFormat(
            "%s.%s() must return an array of %s.",
            annotationClass, propertyName, annotationClass.getDeclaringClass()),
        annotationClass.getDeclaringClass(),
        returnType.getComponentType());
  }
}

private AnnotationType(final Class<?> annoCls) {
  if (!annoCls.isAnnotation()) {
    throw new IllegalArgumentException("Not an annotation type");
  }

  Method[] methods = annoCls.getDeclaredMethods();

  for (Method m : methods) {
    if (m.getParameterTypes().length == 0) {
      // cache name -> method assoc
      String mname = m.getName();
      members.put(mname, m);

      // cache member type
      Class<?> type = m.getReturnType();
      memberTypes.put(mname, invocationHandlerReturnType(type));

      // cache member default val (if any)
      Object val = m.getDefaultValue();
      if (val != null) {
        memberDefaults.put(mname, val);
      }
    } else {
      // probably an exception
    }
  }

  if ((annoCls != Retention.class) && (annoCls != Inherited.class)) { // don't get recursive
    inherited = annoCls.isAnnotationPresent(Inherited.class);

    Retention r = annoCls.getAnnotation(Retention.class);
    if (r == null) {
      retention = RetentionPolicy.CLASS;
    } else {
      retention = r.value();
    }
  }

  SharedSecrets.getJavaLangAccess().setAnnotationType(annoCls, this);
}

/**
 * {@inheritDoc}
 * Overridden here to handle @Inherited.
 */
public <A extends Annotation> A getAnnotation(Class<A> annoType) {

    boolean inherited = annoType.isAnnotationPresent(Inherited.class);
    for (Type t = sym.type;
         t.tsym != env.symtab.objectType.tsym && !t.isErroneous();
         t = env.jctypes.supertype(t)) {

        A result = getAnnotation(annoType, t.tsym);
        if (result != null || !inherited) {
            return result;
        }
    }
    return null;
}

/**
 * Execute the supplied runnable once (in same thread) if the supplied method has the supplied annotation.
 * This method supports inheritance of method annotations. If the supplied method overrides a superclass or
 * implements an interface with the annotation the runnable will be executed. Even if the annotation is available
 * from multiple levels of the class hierarchy the runnable will only execute once.
 *
 * @param meth         The method to test
 * @param r            The runnable that will run depending on the annotation
 * @param runIfPresent true to run when the annotation is found, false to run when it's not found.
 * @param annotation   The annotation we are looking for
 */
public void runIfMethodAnnotated(Method meth, Runnable r, boolean runIfPresent,
                                 Class<? extends Annotation> annotation) {
  if (!annotation.isAnnotationPresent(Inherited.class)) {
    boolean annotationPresent = meth.isAnnotationPresent(annotation);
    if (runIfPresent && annotationPresent || !runIfPresent && !annotationPresent) {
      r.run();
    }
  } else {
    Set<Class> classes = new HashSet<>();
    Class<?> clazz = meth.getDeclaringClass();
    collectInterfaces(classes, clazz);
    while (clazz != Object.class) {
      classes.add(clazz);
      clazz = clazz.getSuperclass();
    }

    // now iterate all superclasses and interfaces looking for a method with identical signature that has 
    // the annotation in question.
    boolean found = false;
    for (Class<?> c : classes) {
      try {
        Method m = c.getMethod(meth.getName(), meth.getParameterTypes());
        Annotation[] declaredAnnotations = m.getDeclaredAnnotations();
        for (Annotation a : declaredAnnotations) {
          found |= annotation == a.annotationType();
          if (runIfPresent && found) {
            r.run();
            return;
          }
        }
      } catch (NoSuchMethodException ignored) {
      }
    }
    if (!runIfPresent && !found) {
      r.run();
    }
  }
}