SpringBoot集成QQ/网易/Gmail邮箱发送邮件

• 添加依赖

代码语言：javascript复制

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

• application.yml配置文件新增

代码语言：javascript复制

spring:
  mail:
    # qq
    host: smtp.qq.com #发送邮件服务器
    username: xx@qq.com #QQ邮箱
    password: xxxxxxxxxxx #客户端授权码
    protocol: smtp #发送邮件协议
    properties.mail.smtp.auth: true
    properties.mail.smtp.port: 465 #端口号465或587
    properties.mail.smtp.starttls.enable: true
    properties.mail.smtp.starttls.required: true
    properties.mail.smtp.ssl.enable: true
    default-encoding: utf-8
    from: xx@qq.com #与上面的username保持一致
    #网易(126/163/yeah)
    #126邮箱SMTP服务器地址:smtp.126.com,端口号:465或者994
    #163邮箱SMTP服务器地址:smtp.163.com,端口号:465或者994
    #yeah邮箱SMTP服务器地址:smtp.yeah.net,端口号:465或者994
    host: smtp.126.com
    username: xx@126.com
    password: xxxxxxxx
    protocol: smtp
    properties.mail.smtp.auth: true
    properties.mail.smtp.port: 994 #465或者994
    properties.mail.smtp.starttls.enable: true
    properties.mail.smtp.starttls.required: true
    properties.mail.smtp.ssl.enable: true
    default-encoding: utf-8
    from: xx@126.com
    # 谷歌邮箱
    host: smtp.gmail.com
    username: xxx@gmail.com
    password: xxxxx #Gmail账号密码
    protocol: smtp
    properties.mail.smtp.auth: true
    properties.mail.smtp.port: 465
    properties.mail.smtp.starttls.enable: true
    properties.mail.smtp.starttls.required: true
    properties.mail.smtp.ssl.enable: true
    from: xxx@gmail.com
    default-encoding: utf-8

• service封装

代码语言：javascript复制

    /**
     * 发送文本邮件
     * @param to 发给谁
     * @param subject 主题
     * @param content 内容
     */
    public void sendSimpleMail(String to, String subject, String content);

    /**
     * 发送HTML邮件
     * @param to 发给谁
     * @param subject 主题
     * @param content 内容
     * @throws MessagingException
     */
    public void sendHtmlMail(String to, String subject, String content) throws MessagingException;
    
    
    package com.ruoyi.common.utils.mail;


import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.mail.SimpleMailMessage;
import org.springframework.mail.javamail.JavaMailSender;
import org.springframework.mail.javamail.MimeMessageHelper;
import org.springframework.scheduling.annotation.Async;
import org.springframework.stereotype.Service;

import javax.mail.MessagingException;
import javax.mail.internet.MimeMessage;


@Service("mailService")
public class MailServiceImpl implements MailService {



    @Autowired
    private JavaMailSender mailSender;
    @Value("${spring.mail.from}")
    private String from;

    /**
     * 发送文本邮件
     * @param to
     * @param subject
     * @param content
     */
    @Override
    @Async("threadPoolTaskExecutor")
    public void sendSimpleMail(String to, String subject, String content) {
        SimpleMailMessage message = new SimpleMailMessage();
        message.setFrom(from);
        message.setTo(to);
        message.setSubject(subject);
        message.setText(content);
        mailSender.send(message);
    }

    /**
     * 发送HTML邮件
     * @param to
     * @param subject
     * @param content
     */
    @Override
    @Async
    public void sendHtmlMail(String to, String subject, String content) throws MessagingException {
        MimeMessage message = mailSender.createMimeMessage();
        MimeMessageHelper helper = new MimeMessageHelper(message, true);
        helper.setFrom(from);
        helper.setTo(to);
        helper.setSubject(subject);
        helper.setText(content, true);

        mailSender.send(message);
    }
}

service

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