How to use

AnnotatedTypeValidator

in

org.jboss.weld.annotated

/**
 * Checks if the given AnnotatedType is sensible, otherwise provides warnings.
 */
private static void checkSensibility(AnnotatedType<?> type) {
  // check if it has a constructor
  if (type.getConstructors().isEmpty() && !type.getJavaClass().isInterface()) {
    MetadataLogger.LOG.noConstructor(type);
  }
  Set<Class<?>> hierarchy = new HashSet<Class<?>>();
  for (Class<?> clazz = type.getJavaClass(); clazz != null; clazz = clazz.getSuperclass()) {
    hierarchy.add(clazz);
    hierarchy.addAll(Reflections.getInterfaceClosure(clazz));
  }
  checkMembersBelongToHierarchy(type.getConstructors(), hierarchy, type);
  checkMembersBelongToHierarchy(type.getMethods(), hierarchy, type);
  checkMembersBelongToHierarchy(type.getFields(), hierarchy, type);
}

public static void validateAnnotatedType(AnnotatedType<?> type) {
  validateAnnotated(type);
  checkNotNull(type.getJavaClass(), "getJavaClass()", type);
  checkNotNull(type.getFields(), "getFields()", type);
  checkNotNull(type.getConstructors(), "getConstructors()", type);
  checkNotNull(type.getMethods(), "getMethods()", type);
  checkSensibility(type);
}

@Override
public FieldInjectionPointAttributes<?, ?> createInjectionPoint(AnnotatedField<?> field) {
  AnnotatedTypeValidator.validateAnnotatedMember(field);
  return validateInjectionPoint(createFieldInjectionPoint(field));
}

public static void validateAnnotatedMember(AnnotatedMember<?> member) {
  validateAnnotated(member);
  checkNotNull(member.getJavaMember(), "getJavaMember()", member);
  checkNotNull(member.getDeclaringType(), "getDeclaringType()", member);
}

private void replaceAnnotatedType(AnnotatedType<X> type) {
  if (!this.originalAnnotatedType.getJavaClass().equals(type.getJavaClass())) {
    throw BootstrapLogger.LOG.annotatedTypeJavaClassMismatch(this.annotatedType.getJavaClass(), type.getJavaClass());
  }
  AnnotatedTypeValidator.validateAnnotatedType(type);
  this.annotatedType = type;
}

@Override
public ParameterInjectionPointAttributes<?, ?> createInjectionPoint(AnnotatedParameter<?> parameter) {
  AnnotatedTypeValidator.validateAnnotatedParameter(parameter);
  EnhancedAnnotatedParameter<?, ?> enhancedParameter = services.get(MemberTransformer.class).loadEnhancedParameter(parameter, getId());
  return validateInjectionPoint(InferringParameterInjectionPointAttributes.of(enhancedParameter, null,
      parameter.getDeclaringCallable().getDeclaringType().getJavaClass(), this));
}

  @Override
  public <T> Producer<T> createProducer(Bean<T> bean) {
    if (getDeclaringBean() == null && !getAnnotatedMember().isStatic()) {
      throw BeanManagerLogger.LOG.nullDeclaringBean(getAnnotatedMember());
    }
    AnnotatedTypeValidator.validateAnnotatedMember(getAnnotatedMember());
    try {
      Producer<T> producer = createProducer(getDeclaringBean(), bean, null);
      getManager().getServices().get(InjectionTargetService.class).validateProducer(producer);
      return producer;
    } catch (Throwable e) {
      throw new IllegalArgumentException(e);
    }
  }
}

public static void validateAnnotatedParameter(AnnotatedParameter<?> parameter) {
  validateAnnotated(parameter);
  if (parameter.getPosition() < 0) {
    throw MetadataLogger.LOG.invalidParameterPosition(parameter.getPosition(), parameter);
  }
  checkNotNull(parameter.getDeclaringCallable(), "getDeclaringCallable()", parameter);
}

public static void validateAnnotated(Annotated annotated) {
  checkNotNull(annotated.getAnnotations(), "getAnnotations()", annotated);
  checkNotNull(annotated.getBaseType(), "getBaseType()", annotated);
  checkNotNull(annotated.getTypeClosure(), "getTypeClosure()", annotated);
}

private void replaceAnnotatedType(AnnotatedType<X> type) {
  if (!this.originalAnnotatedType.getJavaClass().equals(type.getJavaClass())) {
    throw BootstrapLogger.LOG.annotatedTypeJavaClassMismatch(this.annotatedType.getJavaClass(), type.getJavaClass());
  }
  AnnotatedTypeValidator.validateAnnotatedType(type);
  this.annotatedType = type;
}

@Override
public ParameterInjectionPointAttributes<?, ?> createInjectionPoint(AnnotatedParameter<?> parameter) {
  AnnotatedTypeValidator.validateAnnotatedParameter(parameter);
  EnhancedAnnotatedParameter<?, ?> enhancedParameter = services.get(MemberTransformer.class).loadEnhancedParameter(parameter, getId());
  return validateInjectionPoint(InferringParameterInjectionPointAttributes.of(enhancedParameter, null,
      parameter.getDeclaringCallable().getDeclaringType().getJavaClass(), this));
}

public static void validateAnnotatedMember(AnnotatedMember<?> member) {
  validateAnnotated(member);
  checkNotNull(member.getJavaMember(), "getJavaMember()", member);
  checkNotNull(member.getDeclaringType(), "getDeclaringType()", member);
}

  @Override
  public <T> Producer<T> createProducer(Bean<T> bean) {
    if (getDeclaringBean() == null && !getAnnotatedMember().isStatic()) {
      throw BeanManagerLogger.LOG.nullDeclaringBean(getAnnotatedMember());
    }
    AnnotatedTypeValidator.validateAnnotatedMember(getAnnotatedMember());
    try {
      Producer<T> producer = createProducer(getDeclaringBean(), bean, null);
      getManager().getServices().get(InjectionTargetService.class).validateProducer(producer);
      return producer;
    } catch (Throwable e) {
      throw new IllegalArgumentException(e);
    }
  }
}

public static void validateAnnotatedParameter(AnnotatedParameter<?> parameter) {
  validateAnnotated(parameter);
  if (parameter.getPosition() < 0) {
    throw MetadataLogger.LOG.invalidParameterPosition(parameter.getPosition(), parameter);
  }
  checkNotNull(parameter.getDeclaringCallable(), "getDeclaringCallable()", parameter);
}

public static void validateAnnotated(Annotated annotated) {
  checkNotNull(annotated.getAnnotations(), "getAnnotations()", annotated);
  checkNotNull(annotated.getBaseType(), "getBaseType()", annotated);
  checkNotNull(annotated.getTypeClosure(), "getTypeClosure()", annotated);
}

public static void validateAnnotatedType(AnnotatedType<?> type) {
  validateAnnotated(type);
  checkNotNull(type.getJavaClass(), "getJavaClass()", type);
  checkNotNull(type.getFields(), "getFields()", type);
  checkNotNull(type.getConstructors(), "getConstructors()", type);
  checkNotNull(type.getMethods(), "getMethods()", type);
  checkSensibility(type);
}

/**
 * Checks if the given AnnotatedType is sensible, otherwise provides warnings.
 */
private static void checkSensibility(AnnotatedType<?> type) {
  // check if it has a constructor
  if (type.getConstructors().isEmpty() && !type.getJavaClass().isInterface()) {
    MetadataLogger.LOG.noConstructor(type);
  }
  Set<Class<?>> hierarchy = new HashSet<Class<?>>();
  for (Class<?> clazz = type.getJavaClass(); clazz != null; clazz = clazz.getSuperclass()) {
    hierarchy.add(clazz);
    hierarchy.addAll(Reflections.getInterfaceClosure(clazz));
  }
  checkMembersBelongToHierarchy(type.getConstructors(), hierarchy, type);
  checkMembersBelongToHierarchy(type.getMethods(), hierarchy, type);
  checkMembersBelongToHierarchy(type.getFields(), hierarchy, type);
}

private void replaceAnnotatedType(AnnotatedType<X> type) {
  if (!this.originalAnnotatedType.getJavaClass().equals(type.getJavaClass())) {
    throw BootstrapLogger.LOG.annotatedTypeJavaClassMismatch(this.annotatedType.getJavaClass(), type.getJavaClass());
  }
  AnnotatedTypeValidator.validateAnnotatedType(type);
  this.annotatedType = type;
}

@Override
public ParameterInjectionPointAttributes<?, ?> createInjectionPoint(AnnotatedParameter<?> parameter) {
  AnnotatedTypeValidator.validateAnnotatedParameter(parameter);
  EnhancedAnnotatedParameter<?, ?> enhancedParameter = services.get(MemberTransformer.class).loadEnhancedParameter(parameter, getId());
  return validateInjectionPoint(InferringParameterInjectionPointAttributes.of(enhancedParameter, null,
      parameter.getDeclaringCallable().getDeclaringType().getJavaClass(), this));
}

public static void validateAnnotatedMember(AnnotatedMember<?> member) {
  validateAnnotated(member);
  checkNotNull(member.getJavaMember(), "getJavaMember()", member);
  checkNotNull(member.getDeclaringType(), "getDeclaringType()", member);
}