package cn.coreqi;

 import org.springframework.boot.SpringApplication;

 import org.springframework.boot.autoconfigure.SpringBootApplication;

 import org.springframework.scheduling.annotation.EnableAsync;

 @EnableAsync    //开启异步注解功能

 @SpringBootApplication

 public class SpringboottaskApplication {

     public static void main(String[] args) {

         SpringApplication.run(SpringboottaskApplication.class, args);

     }

 }

 package cn.coreqi.service;

 import org.springframework.scheduling.annotation.Async;

 import org.springframework.stereotype.Service;

 @Service

 public class UserService {

     @Async  //告诉Spring这是一个异步任务

     public void addUser(){

     }

 }

 package cn.coreqi;

 import org.springframework.boot.SpringApplication;

 import org.springframework.boot.autoconfigure.SpringBootApplication;

 import org.springframework.scheduling.annotation.EnableScheduling;

 @EnableScheduling   //开启基于注解的定时任务

 @SpringBootApplication

 public class SpringboottaskApplication {

     public static void main(String[] args) {

         SpringApplication.run(SpringboottaskApplication.class, args);

     }

 }

 package cn.coreqi.service;

 import org.springframework.scheduling.annotation.Scheduled;

 import org.springframework.stereotype.Service;

 @Service

 public class UserService {

     @Scheduled(cron = "0 * * * * FRI")  //定时任务注解

     public void addUser(){

     }

 }