1.依赖文件
文件名:pom.xml
文件内容:
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.huinongtx.springboot</groupId>
<artifactId>demoschedulingtasks</artifactId>
<version>1.0-SNAPSHOT</version>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>2.0.5.RELEASE</version>
</parent>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter</artifactId>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
</project>
2.业务类
包名:com.huinong.springboot.hello
类名:ScheduledTasks
类内容:
package com.huinong.springboot.hello;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.stereotype.Component;
import java.text.SimpleDateFormat;
import java.util.Date;
/**
* Created by dengdashuai on 2018/12/6.
*/
@Component
public class ScheduledTasks {
private static final Logger log = LoggerFactory.getLogger(ScheduledTasks.class);
private static final SimpleDateFormat dateFormat = new SimpleDateFormat("HH:mm:ss");
// 5秒执行一次该方法
@Scheduled(fixedRate = 5000)
public void reportCurrentTime(){
log.info("The time is now {}", dateFormat.format(new Date()));
}
}
3.应用入口文件
包名:com.huinong.springboot.hello
类名:Application
类内容:
package com.huinong.springboot.hello;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.scheduling.annotation.EnableScheduling;
/**
* Created by dengdashuai on 2018/12/6.
*/
@SpringBootApplication
// 开启任务调度
@EnableScheduling
public class Application {
public static void main(String[] args) {
SpringApplication.run(Application.class);
}
}
4.项目目录结构截图
4.png
5.运行结果截图
1.png
QQ截图20181206153448.png
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