java正则表达式对数据脱敏

  //邮箱信息脱敏处理
        if(StringUtils.isNotEmpty(userInfosVO.getEmail())){
            userInfosVO.setEmail(userInfosVO.getEmail().replaceAll("(\\w+)\\w{5}@(\\w+)", "$1***@$2"));
        }
        //手机号脱敏
        if(StringUtils.isNotEmpty(userInfosVO.getPhone())){
            userInfosVO.setPhone(userInfosVO.getPhone().replaceAll("(\\d{3})\\d{4}(\\d{4})", "$1****$2"));
        }
//身份证号脱敏
String cardNo = user.getCardNo();
        if (!Strings.isNullOrEmpty(cardNo)) {
            String newCardNo = cardNo.replaceAll("(\\d{4})\\d{10}(\\w{4})", "$1*****$2");
            user.setCardNo(newCardNo);
        }

 public String desensitizationByRealName(String realName) {
        // 去除真实姓名敏感信息
        if (!Strings.isNullOrEmpty(realName)) {
            if (realName.length() > 1) {
                if (realName.length() == 2) {
                    realName = realName.replaceAll("(\\w)(\\w)(\\w)", "$1*");
                }
                if (realName.length() > 2) {
                    realName = realName.substring(0, 2) + "*";
                }
            }
        }
        return realName;
    }

package com.**.system.dto;

import lombok.Data;
import org.hibernate.validator.constraints.Length;
import javax.validation.constraints.NotEmpty;
import javax.validation.constraints.Pattern;

/**
 * description: 用户注册使用
 * date: 2020/6/19 15:51
 * version: 1.0
 */
@Data
public class RegisterDTO {

    @NotEmpty(message = "账号不能为空")
    private String userName;


    @NotEmpty(message = "用户密码不能为空")
    @Length(min = 8,max = 20,message = "密码长度必须在8-20之间")
    @Pattern(regexp = "^(?![0-9]+$)(?![a-zA-Z]+$)[0-9A-Za-z]{0,20}$" ,message = "密码需要由字母跟数字组成")
    private String password;

    /**
     * 验证码
     */
    private String smsCode;

}