springboot与任务（邮件任务）

邮件发送需要引入spring-boot-starter-mail
Spring Boot 自动配置MailSenderAutoConfiguration
定义MailProperties内容，配置在application.yml中
自动装配JavaMailSender
测试邮件发送

pom文件配置：

    <!--邮件发送--><dependency><groupId>org.springframework.boot</groupId><artifactId>spring-boot-starter-mail</artifactId></dependency>

applicationproperties配置：

spring.mail.username=442624769@qq.com
#自己邮箱的授权码
spring.mail.password=lufufllqrylobijg
spring.mail.host=smtp.qq.com#开启安全（有时需要）
spring.mail.properties.mail.smtp.ssl.enable=true

测试类：

@RunWith(SpringRunner.class)
@SpringBootTest
public class Springboot04TaskApplicationTests {@AutowiredJavaMailSenderImpl mailSender;@Testpublic void contextLoads() {//创建一个简单的消息邮件SimpleMailMessage simpleMailMessage = new SimpleMailMessage();simpleMailMessage.setSubject("通知-今晚开会");simpleMailMessage.setText("今晚7点30开会");simpleMailMessage.setTo("2163370170@qq.com");simpleMailMessage.setFrom("442624769@qq.com");mailSender.send(simpleMailMessage);}@Testpublic void test02() throws MessagingException {//创建一个复杂的消息邮件
MimeMessage mimeMessage = mailSender.createMimeMessage();//准备上传文件MimeMessageHelper helper =  new MimeMessageHelper(mimeMessage,true);//邮件设置helper.setSubject("通知-今晚开会");//设置写的这段内容为htmlhelper.setText("<b style='color:red'>今天7：30开会</b>",true);helper.setTo("2163370170@qq.com");helper.setFrom("442624769@qq.com");//上传文件helper.addAttachment("1.png",new File("C:\\Users\\44262\\Desktop\\1.png"));mailSender.send(mimeMessage);}
}