Springboot实现Java邮件任务

1.maven引入依赖

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

2.application.properties配置发送邮箱
//用户邮箱
spring.mail.username=753029781@qq.com

//QQ邮箱开通第三方登陆的受权码
spring.mail.password=xxxxxxxxxxxx

//主机地址
spring.mail.host=smtp.qq.com

//开启安全的链接
spring.mail.properties.mail.smtp.enable=true

3.测试

import cn.kgc.elastic.vo.Book;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.JavaMailSenderImpl;import org.springframework.mail.javamail.MimeMailMessage;import org.springframework.mail.javamail.MimeMessageHelper;import org.springframework.test.context.junit4.SpringRunner;import javax.mail.MessagingException;import javax.mail.internet.MimeMessage;import java.io.File;@RunWith(SpringRunner.class)@SpringBootTestpublic class SpringBoot03ApplicationTests {   //注入邮件发送器     @Autowired    JavaMailSenderImpl mailSender;    @Test    public void sentMail(){     //发送简单的邮件        SimpleMailMessage message=new SimpleMailMessage();     //邮件设置     //标题        message.setSubject("注意");     //内容        message.setText("有内鬼,终止交易");     //发送人        message.setFrom("753029781@qq.com");     //收件人        message.setTo("jumpjiang233@gmail.com");        mailSender.send(message);    }      @Test    public void tesr01() throws MessagingException {     //复杂邮件发送        MimeMessage mimeMessage=mailSender.createMimeMessage();     //使用helper上传文件        MimeMessageHelper helper=new MimeMessageHelper(mimeMessage,true);        helper.setSubject("注意");     //能够HTML样式        helper.setText("<b style='color:blue'>有内鬼,终止交易</b>",true);     //上传文件,能够上传多个        helper.addAttachment("1.jpg",new File("C:\\Users\\Jump\\Pictures\\1.jpg"));        helper.setFrom("753029781@qq.com");        helper.setTo("2871382340@qq.com");        mailSender.send(mimeMessage);    }    @Test    public void contextLoads() {    }}
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