SpringBoot实现发送邮件任务

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

##发件人邮箱
spring.mail.username=119848xxxx@qq.com
##生成的授权码
spring.mail.password=lojwzgpnrpzmifgg
##QQ的SMIP地址
spring.mail.host=smtp.qq.com
##配置安全连接
spring.mail.properties.mail.smtp.ssl.enable=true

package com.zyb.task;
 
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.mail.SimpleMailMessage;
import org.springframework.mail.javamail.JavaMailSender;
import org.springframework.mail.javamail.JavaMailSenderImpl;
import org.springframework.mail.javamail.MimeMessageHelper;
import org.springframework.test.context.junit4.SpringRunner;
 
import javax.mail.internet.MimeMessage;
import java.io.File;
 
@RunWith(SpringRunner.class)
@SpringBootTest
public class SpringbootTaskApplicationTests {
  //注入邮件发送器
  @Autowired
  JavaMailSenderImpl javaMailSender;
 
  /**
   * 简单邮件测试
   */
  @Test
  public void contextLoads1() {
    SimpleMailMessage message = new SimpleMailMessage();
    message.setText("今晚7点钟开会");
    message.setSubject("通知-开会");
    //发送者邮箱
    message.setFrom("119848xxxx@qq.com");
    //发送到哪个邮箱
    message.setTo("zyb_xxx@126.com");
    javaMailSender.send(message);
  }
 
  /**
   * 复杂邮件测试
   */
  @Test
  public void contextLoads2() throws Exception{
    //1.创建一个复杂的消息邮件
    MimeMessage mimeMessage = javaMailSender.createMimeMessage();
    //第二个参数 是否需要上传附件
    MimeMessageHelper helper = new MimeMessageHelper(mimeMessage,true);
    //邮件设置
    //这里可以使用html标签样式
    helper.setText("<b style='color:red'>今晚7点钟开会</b>",true);
    helper.setSubject("通知-开会");
    //发送者邮箱
    helper.setFrom("119848xxxx@qq.com");
    //发送到哪个邮箱
    helper.setTo("zyb_xxx@126.com");
    //上传附件 附件名，路径
    helper.addAttachment("1.jpg",new File("C:\\Users\\Administrator\\Desktop\\img\\iphone壁纸\\1.jpg"));
    javaMailSender.send(mimeMessage);
  }
}