*
   * @since 14.0
   */
  @SuppressWarnings("Java7ApiChecker")
  public abstract AnnotatedType getAnnotatedReturnType();

  static class MethodInvokable<T> extends Invokable<T, Object> {

    final Method method;

    MethodInvokable(Method method) {
      super(method);
      this.method = method;
    }

    @Override
    @CheckForNull