SpringBoot多线程与任务调度总结

@Slf4j
@Service
@Transactional(rollbackFor = Exception.class)
public class ToolServiceThread implements ApplicationRunner {

	@Autowired
	private TmpMUserService tmpMUserService;

	@Override
	public void run(ApplicationArguments args) throws Exception {
		log.info("开启线程.....,");

		// 处理用户手机号
		// tmpMUserService.updateOne();

	}

	/**
	 * 定时任务 早上0点10分
	 */
	// @Scheduled(cron = "0 10 0 * * ?")
   @Scheduled(cron = "0 0/10 * * * ?") // 每10分钟刷新
	public void hotelTask() throws Exception {

	}

}

import java.util.Timer;  
import java.util.TimerTask;  
  
public class TimerExample {  
    public static void main(String[] args) {  
        Timer timer = new Timer();  
        TimerTask task = new TimerTask() {  
            @Override  
            public void run() {  
                System.out.println("执行定时任务！");  
            }  
        };  
        // 延迟5秒后开始执行任务，然后每隔2秒执行一次  
        timer.schedule(task, 5000, 2000);  
    }  
}

import java.util.concurrent.Executors;  
import java.util.concurrent.ScheduledExecutorService;  
import java.util.concurrent.TimeUnit;  
  
public class ScheduledExecutorExample {  
    public static void main(String[] args) {  
        ScheduledExecutorService executor = Executors.newSingleThreadScheduledExecutor();  
        executor.scheduleAtFixedRate(() -> {  
            System.out.println("执行定时任务！");  
        }, 5, 2, TimeUnit.SECONDS); // 延迟5秒后开始执行，然后每隔2秒执行一次  
    }  
}

import org.springframework.scheduling.annotation.EnableScheduling;  
import org.springframework.scheduling.annotation.Scheduled;  
import org.springframework.stereotype.Component;  
  
@Component  
@EnableScheduling  
public class ScheduledTasks {  
    @Scheduled(fixedRate = 5000) // 每隔5秒执行一次  
    public void doSomething() {  
        System.out.println("执行定时任务！");  
    }  
}