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cn.hutool.core.util.DesensitizedUtil Maven / Gradle / Ivy
package cn.hutool.core.util;
/**
* 脱敏工具类，支持以下类型信息的脱敏自动处理：
*
*
* 用户ID
* 中文名
* 身份证
* 座机号
* 手机号
* 地址
* 电子邮件
* 密码
* 车牌
* 银行卡号
*
*
* @author dazer and neusoft and qiaomu
* @since 5.6.2
*/
public class DesensitizedUtil {
/**
* 支持的脱敏类型枚举
*
* @author dazer and neusoft and qiaomu
*/
public enum DesensitizedType {
//用户id
USER_ID,
//中文名
CHINESE_NAME,
//身份证号
ID_CARD,
//座机号
FIXED_PHONE,
//手机号
MOBILE_PHONE,
//地址
ADDRESS,
//电子邮件
EMAIL,
//密码
PASSWORD,
//中国大陆车牌，包含普通车辆、新能源车辆
CAR_LICENSE,
//银行卡
BANK_CARD
}
/**
* 脱敏，使用默认的脱敏策略
*
* DesensitizedUtil.desensitized("100", DesensitizedUtils.DesensitizedType.USER_ID)) = "0"
* DesensitizedUtil.desensitized("段正淳", DesensitizedUtils.DesensitizedType.CHINESE_NAME)) = "段**"
* DesensitizedUtil.desensitized("51343620000320711X", DesensitizedUtils.DesensitizedType.ID_CARD)) = "5***************1X"
* DesensitizedUtil.desensitized("09157518479", DesensitizedUtils.DesensitizedType.FIXED_PHONE)) = "0915*****79"
* DesensitizedUtil.desensitized("18049531999", DesensitizedUtils.DesensitizedType.MOBILE_PHONE)) = "180****1999"
* DesensitizedUtil.desensitized("北京市海淀区马连洼街道289号", DesensitizedUtils.DesensitizedType.ADDRESS)) = "北京市海淀区马********"
* DesensitizedUtil.desensitized("[email protected] ", DesensitizedUtils.DesensitizedType.EMAIL)) = "d*************@gmail.com.cn"
* DesensitizedUtil.desensitized("1234567890", DesensitizedUtils.DesensitizedType.PASSWORD)) = "**********"
* DesensitizedUtil.desensitized("苏D40000", DesensitizedUtils.DesensitizedType.CAR_LICENSE)) = "苏D4***0"
* DesensitizedUtil.desensitized("11011111222233333256", DesensitizedUtils.DesensitizedType.BANK_CARD)) = "1101 **** **** **** 3256"
*
*
* @param str 字符串
* @param desensitizedType 脱敏类型;可以脱敏：用户id、中文名、身份证号、座机号、手机号、地址、电子邮件、密码
* @return 脱敏之后的字符串
* @author dazer and neusoft and qiaomu
* @since 5.6.2
*/
public static String desensitized(CharSequence str, DesensitizedUtil.DesensitizedType desensitizedType) {
if (StrUtil.isBlank(str)) {
return StrUtil.EMPTY;
}
String newStr = String.valueOf(str);
switch (desensitizedType) {
case USER_ID:
newStr = String.valueOf(DesensitizedUtil.userId());
break;
case CHINESE_NAME:
newStr = DesensitizedUtil.chineseName(String.valueOf(str));
break;
case ID_CARD:
newStr = DesensitizedUtil.idCardNum(String.valueOf(str), 1, 2);
break;
case FIXED_PHONE:
newStr = DesensitizedUtil.fixedPhone(String.valueOf(str));
break;
case MOBILE_PHONE:
newStr = DesensitizedUtil.mobilePhone(String.valueOf(str));
break;
case ADDRESS:
newStr = DesensitizedUtil.address(String.valueOf(str), 8);
break;
case EMAIL:
newStr = DesensitizedUtil.email(String.valueOf(str));
break;
case PASSWORD:
newStr = DesensitizedUtil.password(String.valueOf(str));
break;
case CAR_LICENSE:
newStr = DesensitizedUtil.carLicense(String.valueOf(str));
break;
case BANK_CARD:
newStr = DesensitizedUtil.bankCard(String.valueOf(str));
break;
default:
}
return newStr;
}
/**
* 【用户id】不对外提供userId
*
* @return 脱敏后的主键
*/
public static Long userId() {
return 0L;
}
/**
* 【中文姓名】只显示第一个汉字，其他隐藏为2个星号，比如：李**
*
* @param fullName 姓名
* @return 脱敏后的姓名
*/
public static String chineseName(String fullName) {
if (StrUtil.isBlank(fullName)) {
return StrUtil.EMPTY;
}
return StrUtil.hide(fullName, 1, fullName.length());
}
/**
* 【身份证号】前1位 和后2位
*
* @param idCardNum 身份证
* @param front 保留：前面的front位数；从1开始
* @param end 保留：后面的end位数；从1开始
* @return 脱敏后的身份证
*/
public static String idCardNum(String idCardNum, int front, int end) {
//身份证不能为空
if (StrUtil.isBlank(idCardNum)) {
return StrUtil.EMPTY;
}
//需要截取的长度不能大于身份证号长度
if ((front + end) > idCardNum.length()) {
return StrUtil.EMPTY;
}
//需要截取的不能小于0
if (front < 0 || end < 0) {
return StrUtil.EMPTY;
}
return StrUtil.hide(idCardNum, front, idCardNum.length() - end);
}
/**
* 【固定电话 前四位，后两位
*
* @param num 固定电话
* @return 脱敏后的固定电话；
*/
public static String fixedPhone(String num) {
if (StrUtil.isBlank(num)) {
return StrUtil.EMPTY;
}
return StrUtil.hide(num, 4, num.length() - 2);
}
/**
* 【手机号码】前三位，后4位，其他隐藏，比如135****2210
*
* @param num 移动电话；
* @return 脱敏后的移动电话；
*/
public static String mobilePhone(String num) {
if (StrUtil.isBlank(num)) {
return StrUtil.EMPTY;
}
return StrUtil.hide(num, 3, num.length() - 4);
}
/**
* 【地址】只显示到地区，不显示详细地址，比如：北京市海淀区****
*
* @param address 家庭住址
* @param sensitiveSize 敏感信息长度
* @return 脱敏后的家庭地址
*/
public static String address(String address, int sensitiveSize) {
if (StrUtil.isBlank(address)) {
return StrUtil.EMPTY;
}
int length = address.length();
return StrUtil.hide(address, length - sensitiveSize, length);
}
/**
* 【电子邮箱】邮箱前缀仅显示第一个字母，前缀其他隐藏，用星号代替，@及后面的地址显示，比如：d**@126.com
*
* @param email 邮箱
* @return 脱敏后的邮箱
*/
public static String email(String email) {
if (StrUtil.isBlank(email)) {
return StrUtil.EMPTY;
}
int index = StrUtil.indexOf(email, '@');
if (index <= 1) {
return email;
}
return StrUtil.hide(email, 1, index);
}
/**
* 【密码】密码的全部字符都用*代替，比如：******
*
* @param password 密码
* @return 脱敏后的密码
*/
public static String password(String password) {
if (StrUtil.isBlank(password)) {
return StrUtil.EMPTY;
}
return StrUtil.repeat('*', password.length());
}
/**
* 【中国车牌】车牌中间用*代替
* eg1：null -》 ""
* eg1："" -》 ""
* eg3：苏D40000 -》 苏D4***0
* eg4：陕A12345D -》 陕A1****D
* eg5：京A123 -》 京A123 如果是错误的车牌，不处理
*
* @param carLicense 完整的车牌号
* @return 脱敏后的车牌
*/
public static String carLicense(String carLicense) {
if (StrUtil.isBlank(carLicense)) {
return StrUtil.EMPTY;
}
// 普通车牌
if (carLicense.length() == 7) {
carLicense = StrUtil.hide(carLicense, 3, 6);
} else if (carLicense.length() == 8) {
// 新能源车牌
carLicense = StrUtil.hide(carLicense, 3, 7);
}
return carLicense;
}
/**
* 银行卡号脱敏
* eg: 1101 **** **** **** 3256
*
* @param bankCardNo 银行卡号
* @return 脱敏之后的银行卡号
* @since 5.6.3
*/
public static String bankCard(String bankCardNo) {
if (StrUtil.isBlank(bankCardNo)) {
return bankCardNo;
}
bankCardNo = StrUtil.trim(bankCardNo);
if (bankCardNo.length() < 9) {
return bankCardNo;
}
final int length = bankCardNo.length();
final int midLength = length - 8;
final StringBuilder buf = new StringBuilder();
buf.append(bankCardNo, 0, 4);
for (int i = 0; i < midLength; ++i) {
if (i % 4 == 0) {
buf.append(CharUtil.SPACE);
}
buf.append('*');
}
buf.append(CharUtil.SPACE).append(bankCardNo, length - 4, length);
return buf.toString();
}
}
