Springmvc configuring the timing annotation task Development

1, add a namespace and xsd constraints

xmlns:task="http://www.springframework.org/schema/task" 

http://www.springframework.org/schema/task  
http://www.springframework.org/schema/task/spring-task-3.2.xsd

2, open the note in the file application.xml

<task:annotation-driven />

3, configure the scan task scan package

<context:component-scan base-package="com.task" />

4、demo

@Component
public class AutoScanTask {
    @Scheduled(cron = "0/5 * * * * ? ") // 间隔5秒执行
    public void autoScan() {
        System.out.println("定时器执行");
    }
}