quartz---的SimpleTrigger

　　　　　　　　　　　　quartz---的SimpleTrigger

 package com.imooc.demo.helloQuartz;

 import java.text.SimpleDateFormat;
 import java.util.Date;

 import org.quartz.JobBuilder;
 import org.quartz.JobDetail;
 import org.quartz.Scheduler;
 import org.quartz.SchedulerException;
 import org.quartz.SchedulerFactory;
 import org.quartz.SimpleScheduleBuilder;
 import org.quartz.SimpleTrigger;
 import org.quartz.TriggerBuilder;
 import org.quartz.impl.StdSchedulerFactory;

 public class HelloScheduler {

     public static void main(String[] args) throws SchedulerException {
         Date date = new Date();
         SimpleDateFormat sf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
         System.out.println("Current Time is:"+sf.format(date));
         // 创建一个jobDatail实例，将该实力与helloJob绑定
         JobDetail detail = JobBuilder.newJob(HelloJob.class).withIdentity("myJob")
                 .build();

         // 创建一个Trigger实例，4秒后执行第一次，并且在每隔2秒重复执行
         date.setTime(date.getTime()+4000L);
         SimpleTrigger trigger = (SimpleTrigger)TriggerBuilder
                 .newTrigger()
                 .withIdentity("myTrigger", "group1")
                 .startAt(date)
                 .withSchedule(SimpleScheduleBuilder
                         .simpleSchedule()
                         .withIntervalInSeconds(2)
                         //无限执行：SimpleTrigger.REPEAT_INDEFINITELY)
                         .withRepeatCount(3))
                 .build();
         // 创建Scheduler实例
         SchedulerFactory factory = new StdSchedulerFactory();
         Scheduler scheduler = factory.getScheduler();
         scheduler.start();
         // 把jobDetail和Trigger与scheuler绑定在一起：触发启动
         scheduler.scheduleJob(detail, trigger);
     }
 }

　　　　

 package com.imooc.demo.helloQuartz;

 import java.text.SimpleDateFormat;
 import java.util.Date;

 import org.quartz.Job;
 import org.quartz.JobExecutionContext;
 import org.quartz.JobExecutionException;

 public class HelloJob implements Job {

     @Override
     public void execute(JobExecutionContext context) throws JobExecutionException {
         // 打印当前执行的时间，格式为2017-05-06 00:00:00
         Date date = new Date();
         SimpleDateFormat sf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
         System.out.println("Current Exec Time Is:" + sf.format(date));
         System.out.println("Hello World");

     }
 }

quartz:
　　　　　　SimpleTrigger://每隔几秒无限执行执行或执行几次
　　　　　　　　startAt(time);withRepeatValInSeconds(2秒)WithRepeatCount(3次)

 package com.imooc.demo.helloQuartz;

 import java.text.SimpleDateFormat;
 import java.util.Date;

 import org.quartz.JobBuilder;
 import org.quartz.JobDetail;
 import org.quartz.Scheduler;
 import org.quartz.SchedulerException;
 import org.quartz.SchedulerFactory;
 import org.quartz.SimpleScheduleBuilder;
 import org.quartz.SimpleTrigger;
 import org.quartz.TriggerBuilder;
 import org.quartz.impl.StdSchedulerFactory;

 public class HelloScheduler {

     public static void main(String[] args) throws SchedulerException {
         Date date = new Date();
         SimpleDateFormat sf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
         System.out.println("Current Time is:"+sf.format(date));
         // 创建一个jobDatail实例，将该实力与helloJob绑定
         JobDetail detail = JobBuilder.newJob(HelloJob.class).withIdentity("myJob")
                 .build();

         //获取秒之后的时间
         Date endDate=new Date();
         endDate.setTime(endDate.getTime()+6000);
         // 创建一个Trigger实例，4秒后执行第一次，并且在每隔2秒重复执行
         date.setTime(date.getTime()+4000L);
         //endTime可以覆盖执行次数
         SimpleTrigger trigger = (SimpleTrigger)TriggerBuilder
                 .newTrigger()
                 .withIdentity("myTrigger", "group1")
                 .startAt(date)
                 .endAt(endDate)
                 .withSchedule(SimpleScheduleBuilder
                         .simpleSchedule()
                         .withIntervalInSeconds(2)
                         //无限执行：SimpleTrigger.REPEAT_INDEFINITELY)
                         .withRepeatCount(3))
                 .build();
         // 创建Scheduler实例
         SchedulerFactory factory = new StdSchedulerFactory();
         Scheduler scheduler = factory.getScheduler();
         scheduler.start();
         // 把jobDetail和Trigger与scheuler绑定在一起：触发启动
         scheduler.scheduleJob(detail, trigger);
     }
 }

　　　　endTime可以覆盖执行次数