springboot-定时任务-单线程

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.scheduling.annotation.EnableScheduling;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.stereotype.Component;
@Component
@EnableScheduling
public class ScheduledService {

	private Logger logger = LoggerFactory.getLogger(ScheduledService.class);

	@Scheduled(cron = "0/5 * * * * *")
	public void scheduled() {
		logger.info("=====>>>>>使用cron  {}", System.currentTimeMillis());
	}

	@Scheduled(fixedRate = 5000)
	public void scheduled1() {
		logger.info("=====>>>>>使用fixedRate{}", System.currentTimeMillis());
	}

	@Scheduled(fixedDelay = 5000)
	public void scheduled2() {
		logger.info("=====>>>>>fixedDelay{}", System.currentTimeMillis());
	}
}