Springboot几种任务的整合方法

@MapperScan("com.topcheer.*.*.dao")
@SpringBootApplication
@EnableCaching
@EnableRabbit
@EnableAsync
public class Oss6Application {
  public static void main(String[] args) {
    SpringApplication.run(Oss6Application.class, args);
  }
}

/**
 * @author WGR
 * @create 2019/10/12 -- 21:53
 */
@RestController
public class AsynController {
​
  @Autowired
  AsynService asyncService;
​
  @GetMapping("/hello")
  public String hello(){
    asyncService.hello();
    return "success";
  }
}

/**
 * @author WGR
 * @create 2019/10/12 -- 21:52
 */
@Service
public class AsynService {
​
  //告诉Spring这是一个异步方法
  @Async
  public void hello() {
    try {
      Thread.sleep(3000);
    } catch (InterruptedException e) {
      e.printStackTrace();
    }
    System.out.println("处理数据中...");
  }
​
}

@SpringBootApplication
@EnableScheduling
public class Oss6Application {
  public static void main(String[] args) {
    SpringApplication.run(Oss6Application.class, args);
  }
}

@Service
public class ScheduledService {
​
  /**
   * second(秒), minute（分）, hour（时）, day of month（日）, month（月）, day of week（周几）.
   * 0 * * * * MON-FRI
   * 【0 0/5 14,18 * * ?】 每天14点整，和18点整，每隔5分钟执行一次
   * 【0 15 10 ? * 1-6】 每个月的周一至周六10:15分执行一次
   * 【0 0 2 ? * 6L】每个月的最后一个周六凌晨2点执行一次
   * 【0 0 2 LW * ?】每个月的最后一个工作日凌晨2点执行一次
   * 【0 0 2-4 ? * 1#1】每个月的第一个周一凌晨2点到4点期间，每个整点都执行一次；
   */
  // @Scheduled(cron = "0 * * * * MON-SAT")
  //@Scheduled(cron = "0,1,2,3,4 * * * * MON-SAT")
  // @Scheduled(cron = "0-4 * * * * MON-SAT")
  @Scheduled(cron = "0/4 * * * * MON-SAT") //每4秒执行一次
  public void hello(){
    System.out.println("hello ... ");
  }
}

     <dependency>       <groupId>org.springframework.boot</groupId>
       <artifactId>spring-boot-starter-mail</artifactId>
       <scope>test</scope>
     </dependency>

spring: 
 mail:
  username: ***********
  password: *********  (这是qq邮箱的授权码)
  host: smtp.qq.com
spring.mail.properties.mail.smtp.ssl.enable=true

@Autowired(required = false)
  JavaMailSenderImpl mailSender;
​
  @Test
  public void contextLoads() {
    SimpleMailMessage message = new SimpleMailMessage();
    //邮件设置
    message.setSubject("通知-今晚开会");
    message.setText("今晚7:30开会");
​
    message.setTo("**************");
    message.setFrom("**************");
​
    mailSender.send(message);
  }
​
  @Test
  public void test02() throws Exception{
    //1、创建一个复杂的消息邮件
    MimeMessage mimeMessage = mailSender.createMimeMessage();
    MimeMessageHelper helper = new MimeMessageHelper(mimeMessage, true);
​
    //邮件设置
    helper.setSubject("测试");
    helper.setText("<b style='color:red'>今天 7:30 开会</b>",true);
​
    helper.setTo("***************");
    helper.setFrom("**************");
​
    //上传文件
    helper.addAttachment("nginx.md",new File("C:\\Users\\asus\\Desktop\\nginx.md"));
​
    mailSender.send(mimeMessage);
​
  }