Java中简单实用Quartz概述

@Component
@EnableScheduling
public class ScheduledTask {
    @Scheduled(fixedDelay = 1000)
    public void task(){
        // 添加要执行的任务代码
        System.out.println("woshixiaocai");
    }
}

public class MyJob implements Job {
    public void execute(JobExecutionContext context) throws JobExecutionException {
        // 添加要执行的任务代码
        System.out.println("woshixiaocai");
    }
}

@Component
public class MyScheduler {
    @Value("${jcrbcorn}")
    private String jcrbcorn;

    @Autowired
    private Scheduler scheduler;

    @PostConstruct
    public void startScheduler() throws SchedulerException {
        Trigger trigger = TriggerBuilder.newTrigger()
            .withIdentity("myTrigger", "group1")
            .withSchedule(CronScheduleBuilder.cronSchedule(jcrbcorn))
            .build();

        JobDetail jobDetail = JobBuilder.newJob(MyJob.class)
            .withIdentity("myJob", "group1")
            .build();

        scheduler.scheduleJob(jobDetail, trigger);
        scheduler.start();
    }

    public void stopScheduler() throws SchedulerException {
        scheduler.shutdown(true);
    }

    public void updateScheduler(String cronExpression) throws SchedulerException {
        Trigger oldTrigger = scheduler.getTrigger(new TriggerKey("myTrigger", "group1"));

        Trigger newTrigger = TriggerBuilder.newTrigger()
            .withIdentity("myTrigger", "group1")
            .withSchedule(CronScheduleBuilder.cronSchedule("0 0/10 * * * ?"))
            .build();

        scheduler.rescheduleJob(oldTrigger.getKey(), newTrigger);
    }
}