spring3 定时器注解

1.引入xsd

2.启用定时器注解 

import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.stereotype.Component;

@Component
public class OrderTask
{
	@Scheduled(fixedRate=1000)
	public void run()
	{
		System.out.println("hello world");
	}
}

fixedRate 每隔1000毫秒执行一次