使用SpringMVC自带的@Scheduled完成定时任务

 1 package com.practice.prac.service.Impl;
 2  
 3 import java.text.DateFormat;
 4 import java.text.SimpleDateFormat;
 5 import java.util.Date;
 6  
 7 import javax.annotation.Resource;
 8  
 9 import org.springframework.scheduling.annotation.Scheduled;
10 import org.springframework.stereotype.Component;
11 import org.springframework.stereotype.Service;
12  
13 import com.practice.prac.dao.CreateTableByDayMapper;
14 import com.practice.prac.service.CreateTableByDayService;
15  
16 @Service("CreateTableByDayService")
17 @Component
18 public class CreateTableByDayImpl implements CreateTableByDayService {
19  
20     @Resource
21     CreateTableByDayMapper createTableByDayMapper;
22  
23     @Override
24     @Scheduled(cron = "*/5 * * * * ?")
25     public void createTable() {
26  
27         DateFormat fmt = new SimpleDateFormat("yyyyMMdd");
28                 String time = fmt.format(new Date());
29                 String sql = "create table if not exists table_name_" + time
30                         + " (name varchar(50),value varchar(50))";
31                 createTableByDayMapper.createTable(sql);
32     }
33  
34 }