SpringBoot集成Quartz实现定时任务方式(Cron表达式示例)

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

implementation 'org.springframework.boot:spring-boot-starter-quartz'

import org.quartz.Job;
import org.quartz.JobExecutionContext;
import org.quartz.JobExecutionException;
import java.time.LocalDateTime;

public class MyQuartzJob implements Job {
    @Override
    public void execute(JobExecutionContext context) throws JobExecutionException {
        System.out.println("Quartz 定时任务执行中：" + LocalDateTime.now());
    }
}

import org.quartz.*;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

@Configuration
public class QuartzConfig {

    // 定义 JobDetail
    @Bean
    public JobDetail myJobDetail() {
        return JobBuilder.newJob(MyQuartzJob.class)
                .withIdentity("myQuartzJob")  // 任务名称
                .storeDurably()
                .build();
    }

    // 定义触发器，使用 Cron 表达式
    @Bean
    public Trigger myJobTrigger() {
        return TriggerBuilder.newTrigger()
                .forJob(myJobDetail())
                .withIdentity("myQuartzTrigger") // 触发器名称
                .withSchedule(CronScheduleBuilder.cronSchedule("0 0/5 0-7 ? * * *")) // Cron 表达式
                .build();
    }
}

0 0/5 0-8 ? * * *

Quartz 定时任务执行中：2024-03-19T00:00:00
Quartz 定时任务执行中：2024-03-19T00:05:00
Quartz 定时任务执行中：2024-03-19T00:10:00
...
Quartz 定时任务执行中：2024-03-19T07:55:00

Quartz 定时任务执行中：2024-03-19T08:00:00