实现邮箱验证找回密码功能,本文介绍后端java实现
pom.xml引入依赖包
<!-- 发送邮件 -->
<dependency>
<groupId>javax.mail</groupId>
<artifactId>mail</artifactId>
<version>1.4.7</version>
</dependency>
工具类SendMailUtil
package com.xxx.common.utils;
import java.io.FileOutputStream;
import java.io.OutputStream;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Properties;
import javax.mail.Address;
import javax.mail.Message;
import javax.mail.Session;
import javax.mail.Transport;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeMessage;
import com.sun.mail.util.MailSSLSocketFactory;
public class SendMailUtil {
//邮件服务器主机名
// QQ邮箱的 SMTP 服务器地址为: smtp.qq.com
private static String myEmailSMTPHost = "smtp.qq.com";
//发件人邮箱
private static String myEmailAccount = "xxxxxxxxxxx@qq.com";
//发件人邮箱密码(授权码)
//在开启SMTP服务时会获取到一个授权码,把授权码填在这里
private static String myEmailPassword = "xxxxxxxxxxxxxxxx";
/**
* 邮件单发(自由编辑短信,并发送,适用于私信)
*
* @param toEmailAddress 收件箱地址
* @param emailTitle 邮件主题
* @param emailContent 邮件内容
* @throws Exception
*/
public static void sendEmail(String toEmailAddress, String emailTitle, String emailContent) throws Exception{
Properties props = new Properties();
// 开启debug调试
props.setProperty("mail.debug", "true");
// 发送服务器需要身份验证
props.setProperty("mail.smtp.auth", "true");
// 端口号
props.put("mail.smtp.port", 465);
// 设置邮件服务器主机名
props.setProperty("mail.smtp.host", myEmailSMTPHost);
// 发送邮件协议名称
props.setProperty("mail.transport.protocol", "smtp");
/**SSL认证,注意腾讯邮箱是基于SSL加密的,所以需要开启才可以使用**/
MailSSLSocketFactory sf = new MailSSLSocketFactory();
sf.setTrustAllHosts(true);
//设置是否使用ssl安全连接(一般都使用)
props.put("mail.smtp.ssl.enable", "true");
props.put("mail.smtp.ssl.socketFactory", sf);
//创建会话
Session session = Session.getInstance(props);
//获取邮件对象
//发送的消息,基于观察者模式进行设计的
Message msg = new MimeMessage(session);
//设置邮件标题
msg.setSubject(emailTitle);
//设置邮件内容
//使用StringBuilder,因为StringBuilder加载速度会比String快,而且线程安全性也不错
StringBuilder builder = new StringBuilder();
//写入内容
builder.append("\n" + emailContent);
//设置显示的发件时间
msg.setSentDate(new Date());
//设置邮件内容
msg.setText(builder.toString());
//设置发件人邮箱
// InternetAddress 的三个参数分别为: 发件人邮箱, 显示的昵称(只用于显示, 没有特别的要求), 昵称的字符集编码
msg.setFrom(new InternetAddress(myEmailAccount,"我的工作站", "UTF-8"));
//得到邮差对象
Transport transport = session.getTransport();
//连接自己的邮箱账户
//密码不是自己QQ邮箱的密码,而是在开启SMTP服务时所获取到的授权码
//connect(host, user, password)
transport.connect( myEmailSMTPHost, myEmailAccount, myEmailPassword);
//发送邮件
transport.sendMessage(msg, new Address[] { new InternetAddress(toEmailAddress) });
//将该邮件保存到本地
OutputStream out = new FileOutputStream("MyEmail.eml");
msg.writeTo(out);
out.flush();
out.close();
transport.close();
}
}
调用
/*
* 向邮箱发送验证码
* */
@Override
public Map<String, Object> sendCodeToMail(DocRegisterCustom drUserCustom){
Map<String, Object> responseData = new HashMap<String, Object>();
if(drUserMapper.getDrUserId(drUserCustom) != null){ //判断用户是否存在
//根据name获取保存的邮箱
String mailAddress = drUserMapper.getMailByName(drUserCustom);
if(mailAddress.equals(drUserCustom.getDoc_mail())){ //用户输入邮箱与绑定邮箱一致→发送验证码
try{
//生成验证码
String verifyCode = RandomUtil.getCode();
//邮件主题
String emailTitle = "邮箱验证";
//邮件内容
String emailContent = "您正在进行邮箱验证,您的验证码为:" + verifyCode + ",请于5分钟内完成验证!";
//发送邮件
SendMailUtil.sendEmail(mailAddress, emailTitle, emailContent);
//缓存5分钟
redisTemplate.opsForValue().set(mailAddress,verifyCode,5,TimeUnit.MINUTES);
responseData = ResponseData.success("邮箱验证码发送成功");
}catch(Exception e){
responseData = ResponseData.error(e.getMessage());
}
}else{
//邮箱地址错误
responseData=ResponseData.result(ResponseState.REP_PASSWORD_MAIL_ERROR.state, ResponseState.REP_PASSWORD_MAIL_ERROR.message, "");
}
}else{
//用户不存在
responseData=ResponseData.result(ResponseState.REP_USER_EXIST_ERROR.state, ResponseState.REP_USER_EXIST_ERROR.message, "");
}
return responseData;
}
RandomUtil类
public class RandomUtil {
/**
* 生成6位验证码
* @return
*/
public synchronized static String getCode() {
StringBuffer code=new StringBuffer();
int num;
for (int i=0;i<6;i++){
num=(int)(Math.random()*10);
code.append(String.valueOf(num));
}
return code.toString();
}
}