SpringBoot整合quartz实现定时任务

<dependency>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-quartz</artifactId>
</dependency>

package com.xy.quartz;

import org.quartz.Scheduler;
import org.quartz.SchedulerException;
import org.quartz.SchedulerFactory;
import org.quartz.impl.StdSchedulerFactory;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

@Configuration
public class QuartzConfig {
    @Bean
    public Scheduler scheduler() throws SchedulerException {
        SchedulerFactory schedulerFactoryBean = new StdSchedulerFactory();
        return schedulerFactoryBean.getScheduler();
    }
}

import com.songwp.utils.DateUtil;
import lombok.extern.slf4j.Slf4j;
import org.quartz.Job;
import org.quartz.JobDataMap;
import org.quartz.JobExecutionContext;
import org.quartz.JobExecutionException;
import org.springframework.stereotype.Component;

import java.util.Date;

@Slf4j
@Component
public class MyJob implements Job {
    @Override
    public void execute(JobExecutionContext jobExecutionContext) throws JobExecutionException {
        JobDataMap jobDataMap = jobExecutionContext.getJobDetail().getJobDataMap();
        log.info("入参:{}", jobDataMap.toString());
        log.info("执行定时任务的时间:{}", DateUtil.dateToStr(new Date()));
    }
}

import lombok.Data;

@Data
public class JobInfo {
    private Long jobId;
    private String cronExpression;
    private String businessId;
}

import com.songwp.domain.quartz.JobInfo;
import com.songwp.test.MyJob;
import org.quartz.*;
import java.util.Date;

public class QuartzBuilder {
    public static final String RUN_CRON ="定时执行";
    public static final String RUN_ONE ="执行一次";
    private static final String JOB_NAME_PREFIX ="flow";
    public static final String TRIGGER_NAME_PREFIX ="trigger.";

    public static JobDetail createJobDetail(JobInfo jobInfo, String type){
        String jobKey =JOB_NAME_PREFIX + jobInfo.getJobId();
        if (RUN_ONE.equals(type)){
            jobKey = JOB_NAME_PREFIX + new Date().getTime();
        }

        return JobBuilder.newJob(MyJob.class)
                .withIdentity(jobKey,"my_group")
                .usingJobData("businessId",jobInfo.getBusinessId())
                .usingJobData("businessType","其他参数")
                .storeDurably().build();
    }


    public static Trigger createTrigger(JobDetail jobDetail, JobInfo jobInfo){
        return TriggerBuilder.newTrigger()
                .forJob(jobDetail)
                .withIdentity(TRIGGER_NAME_PREFIX + jobInfo.getJobId(),RUN_CRON)
                .withSchedule(CronScheduleBuilder.cronSchedule(jobInfo.getCronExpression()))
                .build();
        }
}

import com.songwp.config.quartz.QuartzBuilder;
import com.songwp.domain.quartz.JobInfo;
import lombok.extern.slf4j.Slf4j;
import org.quartz.*;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;
import javax.annotation.PostConstruct;

@RestController
@Slf4j
public class QuartzController {

    @Autowired
    private Scheduler scheduler;

    /**
     * 定时任务执行（只执行一次）
     * @return
     */
    @GetMapping("runOne")
    public  String runOne(){
        JobInfo jobInfo = new JobInfo();
        jobInfo.setJobId(1L);
        jobInfo.setBusinessId("123");
        jobInfo.setCronExpression("0/5 * * * * ?");
        JobDetail jobDetail = QuartzBuilder.createJobDetail(jobInfo, QuartzBuilder.RUN_ONE);
        Trigger trigger = TriggerBuilder.newTrigger()
                .forJob(jobDetail)
                .startNow()
                .withSchedule(SimpleScheduleBuilder.simpleSchedule().withRepeatCount(0))
                .build();

        try {
            scheduler.scheduleJob(jobDetail, trigger);
            if (!scheduler.isStarted()) {
                scheduler.start();
            }
        } catch (SchedulerException e) {
            log.error(e.getMessage());
            return "执行失败";
        }
        return "执行成功";
    }

    /**
     * 开始定时执行
     * @return 执行结果
     */
    @GetMapping("start")
    public String start() {
        try {
            JobInfo jobInfo = new JobInfo();
            jobInfo.setJobId(1L);
            jobInfo.setBusinessId("123");
            jobInfo.setCronExpression("0/5 * * * * ?");
            TriggerKey triggerKey = new TriggerKey(QuartzBuilder.TRIGGER_NAME_PREFIX + jobInfo.getJobId(),QuartzBuilder.RUN_CRON);
            if (scheduler.checkExists(triggerKey)) {
                scheduler.resumeTrigger(triggerKey);
            } else {
                JobDetail jobDetail = QuartzBuilder.createJobDetail(jobInfo, QuartzBuilder.RUN_CRON);
                Trigger trigger = QuartzBuilder.createTrigger(jobDetail, jobInfo);
                scheduler.scheduleJob(jobDetail, trigger);
                if (!scheduler.isStarted()) {
                    scheduler.start();
                }
            }
        } catch (SchedulerException e) {
            log.error(e.getMessage());
            return "执行失败";

        }
        return "执行成功";
    }

    /**
     * 停止任务执行
     * @return 执行结果
     */
    @GetMapping("pause")
    public String pause() {
        try {
            JobInfo jobInfo = new JobInfo();
            jobInfo.setJobId(1L);
            jobInfo.setBusinessId("123");
            jobInfo.setCronExpression("0/5 * * * * ?");
            TriggerKey triggerKey = new TriggerKey(QuartzBuilder.TRIGGER_NAME_PREFIX + jobInfo.getJobId(), QuartzBuilder.RUN_CRON);
            if (scheduler.checkExists(triggerKey)) {
                scheduler.pauseTrigger(triggerKey);
            }
        } catch (SchedulerException e) {
            log.error(e.getMessage());
            return "执行失败";
        }
        return "执行成功";
    }

    /**
     * 查询已启动状态的任务，然后重新执行
     */
    @PostConstruct
    public void init(){
       log.info("查询已启动状态的任务，然后重新执行");
        start();
    }

}