Utils.java 文件源码

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;
    }
  };
}