springboot入门：集成quartz定时任务

 1 <!--quartz-->
 2         <dependency>
 3             <groupId>org.quartz-scheduler</groupId>
 4             <artifactId>quartz</artifactId>
 5             <version>2.2.1</version>
 6         </dependency>
 7         <!-- 该依赖必加，里面有sping对schedule的支持 -->
 8         <dependency>
 9             <groupId>org.springframework</groupId>
10             <artifactId>spring-context-support</artifactId>
11         </dependency>

 1 package 2 
 3 import org.quartz.*;
 4 import org.springframework.beans.factory.annotation.Autowired;
 5 import org.springframework.stereotype.Service;
 6 
 7 
 8 /**
 9  * @program: 
10  * @description: 定时任务创建job，通过注入Scheduler对任务进行操作
11  * @author: DZ
12  * @create: 2019-10-19 18:28
13  **/
14 @Service
15 public class QuartzConf {
16     private static final String JOB_GROUP = "job_group";
17     private static final String TRIGGER_GROUP = "trigger_group";
18     @Autowired
19     private Scheduler scheduler;
20 
21     /**
22      * 创建定时任务
23      *定义相应的任务（JobDetial）和触发器(trigger)，并将其加到一个执行日程(Scheduler)中，并通过监听器启动日程。
24      * @param jobDetailName
25      * @param cronExpression
26      * @param jobClass
27      * @throws SchedulerException
28      */
29     public void createScheduleJob(String jobDetailName, String cronExpression, Class<? extends Job> jobClass) throws SchedulerException {
30         JobDetail jobDetail = JobBuilder.newJob(jobClass)
31                 .withIdentity("task_" + jobDetailName, JOB_GROUP).storeDurably().requestRecovery().build();
32         CronScheduleBuilder scheduleBuilder = CronScheduleBuilder.cronSchedule(cronExpression);
33         Trigger trigger = TriggerBuilder.newTrigger().withIdentity("task_" + jobDetailName, TRIGGER_GROUP).withSchedule(scheduleBuilder).build();
34         scheduler.scheduleJob(jobDetail, trigger);
35     }
36 }

 6 import lombok.extern.slf4j.Slf4j;
 7 import org.quartz.SchedulerException;
 8 import org.slf4j.MDC;
 9 import org.springframework.beans.factory.annotation.Autowired;
10 import org.springframework.context.ApplicationListener;
11 import org.springframework.context.annotation.Configuration;
12 import org.springframework.context.event.ContextRefreshedEvent;
13 
14 import java.util.UUID;
15 
16 /**
17  * @program: 
18  * @description: 启动监听去初始化Quartz
19  * @author: DZ
20  * @create: 2019-10-19 18:32
21  **/
22 @Slf4j
23 @Configuration
24 public class ApplicationStartQuartzJobListener implements ApplicationListener<ContextRefreshedEvent> {
25     @Autowired
26     private QuartzConf quartzConf;
27 
28    /* 时间格式：
29     *    *     *     *    *     *   *
30     [秒] [分] [小时] [日] [月] [周] [年]*/
31 
32     /**
33      * 初始启动quartz
34      */
35     @Override
36     public void onApplicationEvent(ContextRefreshedEvent contextRefreshedEvent) {
37         try {
38             log.info("任务开始启动...");
39           40             quartzConf.createScheduleJob("TestTask", "*/30 * * * * ?", TestTask.class);
41             log.info("任务已经启动...");
42         } catch (SchedulerException e) {
43             log.error("定时任务启动失败", e);
44         }
45     }
46 }

 1  2 
 3  4 import lombok.extern.slf4j.Slf4j;
 5 import org.quartz.Job;
 6 import org.quartz.JobExecutionContext;
 7 import org.quartz.JobExecutionException;
 8 import org.quartz.JobKey;
 9 import org.slf4j.MDC;
10 
11 import java.util.UUID;
12 
13 /**
14  * @program:
15  * @description: 测试定时任务
16  * @author: DZ
17  * @create: 2019-10-19 18:49
18  **/
19 @Slf4j
20 public class TestTask implements Job {
21     @Override
22     public void execute(JobExecutionContext jobExecutionContext) throws JobExecutionException {
23        25         JobKey key = jobExecutionContext.getJobDetail().getKey();
26         // todo 业务逻辑
27         log.info("----------" + key + "任务执行中,currentTime:" + DateUtil.getCurrentDate());
28     }
29 }

 1 Spring:  
 2 #  quartz定时器配置
 3   quartz:
 4     properties:
 5       org:
 6         quartz:
 7           scheduler:
 8             instanceName: quartzScheduler
 9             instanceId: AUTO
10           threadPool:
11             class: org.quartz.simpl.SimpleThreadPool
12             threadCount: 20
13             threadPriority: 5
14             threadsInheritContextClassLoaderOfInitializingThread: true