解决阿里云无法发送邮件问题

Posted 2021-05-17 w329636271

阿里云邮件无法发送腾讯邮件解决办法/

使用smtp协议可以解决

具体代码如下:

 

package cn.celoan.upload.service;

import java.util.List;
import java.util.Properties;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.mail.SimpleMailMessage;
import org.springframework.mail.javamail.JavaMailSender;
import org.springframework.mail.javamail.JavaMailSenderImpl;
import org.springframework.stereotype.Service;
import org.springframework.util.StringUtils;

/**
 * 邮件发送系统
 *
 * @author wyzhang
 * @date 2021/1/11 9:47
 */
@Service
@Slf4j
public class MailService {

  private volatile JavaMailSender javaMailSender;

  @Value("${spring.mail.username}")
  private String userName;

  @Value("${spring.mail.sendTo}")
  private String sendTo;

  @Value("${spring.mail.host}")
  private String host;

  @Value("${spring.mail.username}")
  private String username;

  @Value("${spring.mail.password}")
  private String password;



  public MailService() {}

  public JavaMailSender getMail() {
    if (this.javaMailSender != null) {
      return this.javaMailSender;
    }
    JavaMailSenderImpl javaMailSender = new JavaMailSenderImpl();
    // 从配置文件获取参数
    // SMTP服务器地址
    javaMailSender.setHost(host);
    // 使用SMTPS协议465端口
    javaMailSender.setPort(465);
    // 邮箱登陆用户名
    javaMailSender.setUsername(username);
    // 邮箱登录密码
    javaMailSender.setPassword(password);
    Properties properties = new Properties();
    // 登录服务器是否需要认证
    properties.put("mail.smtp.auth", "true");
    // SSL证书Socket工厂
    properties.setProperty(
        "mail.smtp.socketFactory.class", "javax.net.ssl.SSLSocketFactory");
    // 使用SMTPS协议465端口
    properties.setProperty("mail.smtp.socketFactory.port", "465");
    javaMailSender.setJavaMailProperties(properties);

    this.javaMailSender = javaMailSender;
    return this.javaMailSender;
  }

  public void sendMail(String title, String content) {
    try {
      for (String sendName : sendTo.split(",")) {
        SimpleMailMessage message = new SimpleMailMessage();
        message.setFrom(userName);
        message.setTo(sendName);
        message.setSubject(title);
        message.setText(content);
        log.info("send mail to {} {}", sendName, message);
        JavaMailSender sender = getMail();
        sender.send(message);
      }
    } catch (Exception e) {
      log.error("{}", e);
    }
  }

  public void sendMail(String title, List<String> content) {
    try {
      for (String sendName : sendTo.split(",")) {
        SimpleMailMessage message = new SimpleMailMessage();
        message.setFrom(userName);
        message.setTo(sendName);
        message.setSubject(title);
        message.setText(String.join("\\n", content));
        log.info("send mail to {} {}", sendName, message);
        JavaMailSender sender = getMail();
        sender.send(message);
      }
    } catch (Exception e) {
      log.error("{}", e);
    }
  }
}