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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,
/**
* IPv4地址
*/
IPV4,
/**
* IPv6地址
*/
IPV6,
/**
* 定义了一个first_mask的规则，只显示第一个字符。
*/
FIRST_MASK,
/**
* 清空为null
*/
CLEAR_TO_NULL,
/**
* 清空为""
*/
CLEAR_TO_EMPTY
}
/**
* 脱敏，使用默认的脱敏策略
*
* DesensitizedUtil.desensitized("100", DesensitizedUtil.DesensitizedType.USER_ID)) = "0"
* DesensitizedUtil.desensitized("段正淳", DesensitizedUtil.DesensitizedType.CHINESE_NAME)) = "段**"
* DesensitizedUtil.desensitized("51343620000320711X", DesensitizedUtil.DesensitizedType.ID_CARD)) = "5***************1X"
* DesensitizedUtil.desensitized("09157518479", DesensitizedUtil.DesensitizedType.FIXED_PHONE)) = "0915*****79"
* DesensitizedUtil.desensitized("18049531999", DesensitizedUtil.DesensitizedType.MOBILE_PHONE)) = "180****1999"
* DesensitizedUtil.desensitized("北京市海淀区马连洼街道289号", DesensitizedUtil.DesensitizedType.ADDRESS)) = "北京市海淀区马********"
* DesensitizedUtil.desensitized("[email protected] ", DesensitizedUtil.DesensitizedType.EMAIL)) = "d*************@gmail.com.cn"
* DesensitizedUtil.desensitized("1234567890", DesensitizedUtil.DesensitizedType.PASSWORD)) = "**********"
* DesensitizedUtil.desensitized("苏D40000", DesensitizedUtil.DesensitizedType.CAR_LICENSE)) = "苏D4***0"
* DesensitizedUtil.desensitized("11011111222233333256", DesensitizedUtil.DesensitizedType.BANK_CARD)) = "1101 **** **** **** 3256"
* DesensitizedUtil.desensitized("192.168.1.1", DesensitizedUtil.DesensitizedType.IPV4)) = "192.*.*.*"
*
*
* @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(userId());
break;
case CHINESE_NAME:
newStr = chineseName(String.valueOf(str));
break;
case ID_CARD:
newStr = idCardNum(String.valueOf(str), 1, 2);
break;
case FIXED_PHONE:
newStr = fixedPhone(String.valueOf(str));
break;
case MOBILE_PHONE:
newStr = mobilePhone(String.valueOf(str));
break;
case ADDRESS:
newStr = address(String.valueOf(str), 8);
break;
case EMAIL:
newStr = email(String.valueOf(str));
break;
case PASSWORD:
newStr = password(String.valueOf(str));
break;
case CAR_LICENSE:
newStr = carLicense(String.valueOf(str));
break;
case BANK_CARD:
newStr = bankCard(String.valueOf(str));
break;
case IPV4:
newStr = ipv4(String.valueOf(str));
break;
case IPV6:
newStr = ipv6(String.valueOf(str));
break;
case FIRST_MASK:
newStr = firstMask(String.valueOf(str));
break;
case CLEAR_TO_EMPTY:
newStr = clear();
break;
case CLEAR_TO_NULL:
newStr = clearToNull();
break;
default:
}
return newStr;
}
/**
* 清空为空字符串
*
* @return 清空后的值
* @since 5.8.22
*/
public static String clear() {
return StrUtil.EMPTY;
}
/**
* 清空为{@code null}
*
* @return 清空后的值(null)
* @since 5.8.22
*/
public static String clearToNull() {
return null;
}
/**
* 【用户id】不对外提供userId
*
* @return 脱敏后的主键
*/
public static Long userId() {
return 0L;
}
/**
* 定义了一个first_mask的规则，只显示第一个字符。{@code
* 1. "1234 2222 3333 4444 6789 9" -> "1234 **** **** **** **** 9"
* 2. "1234 2222 3333 4444 6789 91" -> "1234 **** **** **** **** 91"
* 3. "1234 2222 3333 4444 678" -> "1234 **** **** **** 678"
* 4. "1234 2222 3333 4444 6789" -> "1234 **** **** **** 6789"
* }
*
* @param bankCardNo 银行卡号
* @return 脱敏之后的银行卡号
*/
public static String bankCard(String bankCardNo) {
if (StrUtil.isBlank(bankCardNo)) {
return bankCardNo;
}
bankCardNo = StrUtil.cleanBlank(bankCardNo);
if (bankCardNo.length() < 9) {
return bankCardNo;
}
final int length = bankCardNo.length();
final int endLength = length % 4 == 0 ? 4 : length % 4;
final int midLength = length - 4 - endLength;
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 - endLength, length);
return buf.toString();
}
/**
* IPv4脱敏，如：脱敏前：192.0.2.1；脱敏后：192.*.*.*。
*
* @param ipv4 IPv4地址
* @return 脱敏后的地址
*/
public static String ipv4(String ipv4) {
return StrUtil.subBefore(ipv4, '.', false) + ".*.*.*";
}
/**
* IPv4脱敏，如：脱敏前：2001:0db8:86a3:08d3:1319:8a2e:0370:7344；脱敏后：2001:*:*:*:*:*:*:*
*
* @param ipv6 IPv4地址
* @return 脱敏后的地址
*/
public static String ipv6(String ipv6) {
return StrUtil.subBefore(ipv6, ':', false) + ":*:*:*:*:*:*:*";
}
}
