Spring Boot 之 Quartz

POM

     
        org.quartz-scheduler
        quartz
        2.2.1
    
  

application.properties

quartz.enabled=true
samplejob.frequency=2000

quartz.properties

org.quartz.scheduler.instanceName=spring-boot-quartz-demo
org.quartz.scheduler.instanceId=AUTO
org.quartz.threadPool.threadCount=5
org.quartz.jobStore.class=org.quartz.impl.jdbcjobstore.JobStoreTX
org.quartz.jobStore.driverDelegateClass=org.quartz.impl.jdbcjobstore.StdJDBCDelegate
org.quartz.jobStore.useProperties=true
org.quartz.jobStore.misfireThreshold=60000
org.quartz.jobStore.tablePrefix=QRTZ_
org.quartz.jobStore.isClustered=true
org.quartz.jobStore.clusterCheckinInterval=20000    

SchedulerConfig

    @Configuration
    @ConditionalOnProperty(name = "quartz.enabled")
    public class SchedulerConfig {
    
        private static JobDetailFactoryBean createJobDetail(Class jobClass) {
            JobDetailFactoryBean factoryBean = new JobDetailFactoryBean();
            factoryBean.setJobClass(jobClass);
            // job has to be durable to be stored in DB:
            factoryBean.setDurability(true);
            return factoryBean;
        }
    
        private static SimpleTriggerFactoryBean createTrigger(JobDetail jobDetail, long pollFrequencyMs) {
            SimpleTriggerFactoryBean factoryBean = new SimpleTriggerFactoryBean();
            factoryBean.setJobDetail(jobDetail);
            factoryBean.setStartDelay(0L);
            factoryBean.setRepeatInterval(pollFrequencyMs);
            factoryBean.setRepeatCount(SimpleTrigger.REPEAT_INDEFINITELY);
            // in case of misfire, ignore all missed triggers and continue :
            factoryBean.setMisfireInstruction(SimpleTrigger.MISFIRE_INSTRUCTION_RESCHEDULE_NEXT_WITH_REMAINING_COUNT);
            return factoryBean;
        }
    
        // Use this method for creating cron triggers instead of simple triggers:
        private static CronTriggerFactoryBean createCronTrigger(JobDetail jobDetail, String cronExpression) {
            CronTriggerFactoryBean factoryBean = new CronTriggerFactoryBean();
            factoryBean.setJobDetail(jobDetail);
            factoryBean.setCronExpression(cronExpression);
            factoryBean.setMisfireInstruction(SimpleTrigger.MISFIRE_INSTRUCTION_FIRE_NOW);
            return factoryBean;
        }
    
        // injecting SpringLiquibase to ensure liquibase is already initialized and created the quartz tables:
        @Bean
        public JobFactory jobFactory(ApplicationContext applicationContext) {
            AutowiringSpringBeanJobFactory jobFactory = new AutowiringSpringBeanJobFactory();
            jobFactory.setApplicationContext(applicationContext);
            return jobFactory;
        }
    
        @Bean
        public SchedulerFactoryBean schedulerFactoryBean(DataSource dataSource, JobFactory jobFactory, @Qualifier("sampleJobTrigger") Trigger sampleJobTrigger) throws IOException {
            SchedulerFactoryBean factory = new SchedulerFactoryBean();
            // this allows to update triggers in DB when updating settings in config file:
            factory.setOverwriteExistingJobs(true);
            factory.setDataSource(dataSource);
            factory.setJobFactory(jobFactory);
            factory.setQuartzProperties(quartzProperties());
    
            return factory;
        }
    
        @Bean
        public Properties quartzProperties() throws IOException {
            PropertiesFactoryBean propertiesFactoryBean = new PropertiesFactoryBean();
            propertiesFactoryBean.setLocation(new ClassPathResource("/quartz.properties"));
            propertiesFactoryBean.afterPropertiesSet();
            return propertiesFactoryBean.getObject();
        }
    
        @Bean
        public JobDetailFactoryBean sampleJobDetail() {
            return createJobDetail(SampleJob.class);
        }
    
        @Bean(name = "sampleJobTrigger")
        public SimpleTriggerFactoryBean sampleJobTrigger(@Qualifier("sampleJobDetail") JobDetail jobDetail, @Value("${samplejob.frequency}") long frequency) {
            return createTrigger(jobDetail, frequency);
        }
    
    }   
}

SampleJob

public class SampleJob implements Job {

    @Override
    public void execute(JobExecutionContext jobExecutionContext) {
        System.out.printf("SampleJob 执行 - 时间： " + System.currentTimeMillis());
    }
}

JobController

@Controller
@RequestMapping(value = "jobController")
@Api(value = "定时任务管理")
public class JobController {
    @SuppressWarnings("SpringJavaAutowiringInspection")
    @Autowired
    private SchedulerFactoryBean schedulerFactory;

    @RequestMapping(value = "initJob", method = RequestMethod.GET)
    @ResponseBody
    @ApiOperation(value = "初始化定时任务", notes = "根据URL的num来初始化定时任务")
    public ResponseMessage initJob() {

        Scheduler scheduler = schedulerFactory.getScheduler();
        JobDetail job = newJob(CleanUseFlowJob.class)
                .withIdentity("清空Pro用户使用流量", "Pro组")
                .build();


        Trigger trigger = newTrigger()
                .withIdentity("清空Pro用户使用流量", "Pro组")
                .startNow()
                .withSchedule(
                        cronSchedule("0 0 1 1 * ?")//每月1号凌晨1点执行
                ).build();
        // Tell quartz to schedule the job using our trigger
        try {
            scheduler.scheduleJob(job, trigger);
        } catch (SchedulerException e) {
            e.printStackTrace();
        }

参考

代码：https://github.com/changdaye/spring-boot-demo/tree/master/spring-boot-quartz

image