springboot成神之——发送邮件

• 本文介绍如何用spring发送邮件
  • 目录结构
  • 依赖
  • MailConfig
  • TestController
  • 测试

本文介绍如何用spring发送邮件

目录结构

依赖

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

MailConfig

package com.springlearn.learn.config;

import java.util.Properties;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.mail.javamail.JavaMailSender;
import org.springframework.mail.javamail.JavaMailSenderImpl;

@Configuration
public class MailConfig {

    @Bean
    public JavaMailSender getjavamailsender() {

        JavaMailSenderImpl mailSender = new JavaMailSenderImpl();
        mailSender.setHost("smtp.qq.com");
        mailSender.setPort(587);

        mailSender.setUsername("你的qq邮箱");
        mailSender.setPassword("你的授权码");

        Properties props = mailSender.getJavaMailProperties();
        props.put("mail.transport.protocol", "smtp");
        props.put("mail.smtp.auth", "true");
        props.put("mail.smtp.starttls.enable", "true");
        props.put("mail.debug", "true");
        props.put("mail.smtp.from", "你的qq邮箱");
 
        return mailSender;
    }
}

TestController

package com.springlearn.learn.controller;

import java.io.File;
import java.io.IOException;

import javax.mail.BodyPart;
import javax.mail.MessagingException;
import javax.mail.internet.MimeMessage;
import javax.mail.internet.MimeMultipart;
import javax.servlet.http.HttpServletResponse;

import com.springlearn.learn.DemoApplication;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.core.io.FileSystemResource;
import org.springframework.mail.SimpleMailMessage;
import org.springframework.mail.javamail.JavaMailSender;
import org.springframework.mail.javamail.MimeMessageHelper;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.RestController;


@RestController
public class TestController {

    @Autowired
    public JavaMailSender emailSender;

    @ResponseBody
    @RequestMapping(value = "/sendmail", method = RequestMethod.GET)
    public String Test(HttpServletResponse response) throws IOException, MessagingException {
        // 发送简单短信
        // SimpleMailMessage message = new SimpleMailMessage();
        // message.setTo("756029960@qq.com");
        // message.setSubject("测试邮件");
        // message.setText("发送成功");
        // this.emailSender.send(message);

        
        // 发送附件
        // MimeMessage message = emailSender.createMimeMessage();

        // MimeMessageHelper helper = new MimeMessageHelper(message, true,"UTF-8");

        // helper.setTo("你要发送人的邮件");
        // helper.setSubject("测试邮件，有附件！");

        // helper.setText("给你发一份附件!", true);

        // System.out.println();

        // FileSystemResource file1 = new FileSystemResource(new File(DemoApplication.class.getResource("").getPath(), "demo.txt"));
        // helper.addAttachment("Txt1 file", file1);

        // FileSystemResource file2 = new FileSystemResource(new File(DemoApplication.class.getResource("").getPath(), "demo1.txt"));
        // helper.addAttachment("Txt1 file", file2);

        // emailSender.send(message);

        return "Ok!";
    }
}

测试

http://localhost:9001/sendmail