aop不生效。。很奇怪

@Aspect

@Component

public class HttpAspect {

@Pointcut(value = "execution(public * com.eric.demo.api.user.controller.UserController.*(..))")

public void log(){

}

@Before(value = "log()")  

 public void doBefore(JoinPoint joinPoint){

      System.out.println("11111111111");

   }

}