<dependency>

      <groupId>org.quartz-scheduler</groupId>

      <artifactId>quartz</artifactId>

      <version>2.2.</version>

  </dependency>

  <dependency>

      <groupId>org.quartz-scheduler</groupId>

      <artifactId>quartz-jobs</artifactId>

      <version>2.2.</version>

  </dependency>

import org.quartz.Job;

import org.quartz.JobExecutionContext;

import org.quartz.JobExecutionException;

public class MyJob implements Job {

    @Override

    public void execute(JobExecutionContext arg0) throws JobExecutionException {

        // TODO Auto-generated method stub

        System.out.println("开启了定时任务");

    }

}

import org.quartz.*;

import org.quartz.impl.StdSchedulerFactory;

public class QuartzDemo {

    public static void main(String[] args) {

        try {

            new QuartzDemo().quartzTest();

        } catch (InterruptedException i) {

            i.printStackTrace();

        }

    }

    public void quartzTest() throws InterruptedException{

        try {

            //获取调度器

            Scheduler scheduler = StdSchedulerFactory.getDefaultScheduler();

            scheduler.start();

            //创建任务器：定义任务细节

            JobDetail jobDetail = JobBuilder.newJob(MyJob.class).withIdentity("job1", "group1").build();

            ScheduleBuilder scheduleBuilder =SimpleScheduleBuilder.simpleSchedule().withIntervalInSeconds().repeatForever();

            //定义触发器

            Trigger trigger=TriggerBuilder.newTrigger().withIdentity("simpleTrigger", "simpleTriggerGroup")

                    .withSchedule(scheduleBuilder).startNow().build();

            //将任务和触发器注册到调度器中

            scheduler.scheduleJob(jobDetail, trigger);

            // Thread.sleep(1000*30);

        } catch (SchedulerException e) {

            // TODO Auto-generated catch block

            e.printStackTrace();

        }

    }

}