com.mybatisflex.core.mask.Masks Maven / Gradle / Ivy
/*
* Copyright (c) 2022-2025, Mybatis-Flex ([email protected]).
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.mybatisflex.core.mask;
/**
* 内置的数据脱敏方式
*/
public class Masks {
private Masks() {
}
/**
* 手机号脱敏
*/
public static final String MOBILE = "mobile";
/**
* 固定电话脱敏
*/
public static final String FIXED_PHONE = "fixed_phone";
/**
* 身份证号脱敏
*/
public static final String ID_CARD_NUMBER = "id_card_number";
/**
* 中文名脱敏
*/
public static final String CHINESE_NAME = "chinese_name";
/**
* 地址脱敏
*/
public static final String ADDRESS = "address";
/**
* 邮件脱敏
*/
public static final String EMAIL = "email";
/**
* 密码脱敏
*/
public static final String PASSWORD = "password";
/**
* 车牌号脱敏
*/
public static final String CAR_LICENSE = "car_license";
/**
* 银行卡号脱敏
*/
public static final String BANK_CARD_NUMBER = "bank_card_number";
private static String createMask(int count) {
StringBuilder mask = new StringBuilder();
for (int i = 0; i < count; i++) {
mask.append("*");
}
return mask.toString();
}
private static String mask(String needToMaskString, int keepFirstCount, int keepLastCount, int maskCount) {
return needToMaskString.substring(0, keepFirstCount)
+ createMask(maskCount)
+ needToMaskString.substring(needToMaskString.length() - keepLastCount);
}
/**
* 手机号脱敏处理器
* 保留前三后四，中间的为星号 "*"
*/
static MaskProcessor MOBILE_PROCESSOR = data -> {
if (data instanceof String && ((String) data).startsWith("1") && ((String) data).length() == 11) {
return mask((String) data, 3, 4, 4);
}
return data;
};
/**
* 固定电话脱敏
* 保留前三后四，中间的为星号 "*"
*/
static MaskProcessor FIXED_PHONE_PROCESSOR = data -> {
if (data instanceof String && ((String) data).length() > 5) {
return mask((String) data, 3, 2, ((String) data).length() - 5);
}
return data;
};
/**
* 身份证号脱敏处理器
* 身份证号的保留前三后四，中间的数为星号 "*"
*/
static MaskProcessor ID_CARD_NUMBER_PROCESSOR = data -> {
if (data instanceof String && ((String) data).length() >= 15) {
return mask((String) data, 3, 4, ((String) data).length() - 7);
}
return data;
};
/**
* 姓名脱敏
*/
static MaskProcessor CHINESE_NAME_PROCESSOR = data -> {
if (data instanceof String) {
String name = (String) data;
if (name.length() == 2) {
return name.charAt(0) + "*";
} else if (name.length() == 3) {
return name.charAt(0) + "*" + name.charAt(2);
} else if (name.length() == 4) {
return "**" + name.substring(2, 4);
} else if (name.length() > 4) {
return mask(name, 2, 1, name.length() - 3);
}
}
return data;
};
/**
* 地址脱敏
*/
static MaskProcessor ADDRESS_PROCESSOR = data -> {
if (data instanceof String) {
String address = (String) data;
if (address.length() > 6) {
return mask(address, 6, 0, 3);
} else if (address.length() > 3) {
return mask(address, 3, 0, 3);
}
}
return data;
};
/**
* email 脱敏
*/
static MaskProcessor EMAIL_PROCESSOR = data -> {
if (data instanceof String && ((String) data).contains("@")) {
String fullEmail = (String) data;
int indexOf = fullEmail.lastIndexOf("@");
String email = fullEmail.substring(0, indexOf);
if (email.length() == 1) {
return "*" + fullEmail.substring(indexOf);
} else if (email.length() == 2) {
return "**" + fullEmail.substring(indexOf);
} else if (email.length() < 5) {
return mask(email, 2, 0, email.length() - 2) + fullEmail.substring(indexOf);
} else {
return mask(email, 3, 0, email.length() - 3) + fullEmail.substring(indexOf);
}
}
return data;
};
/**
* 密码 脱敏
*/
static MaskProcessor PASSWORD_PROCESSOR = data -> {
if (data instanceof String) {
return mask((String) data, 0, 0, ((String) data).length());
}
return data;
};
/**
* 车牌号 脱敏
*/
static MaskProcessor CAR_LICENSE_PROCESSOR = data -> {
if (data instanceof String) {
return mask((String) data, 3, 1, ((String) data).length() - 4);
}
return data;
};
/**
* 银行卡号 脱敏
*/
static MaskProcessor BANK_CARD_PROCESSOR = data -> {
if (data instanceof String && ((String) data).length() >= 8) {
return mask((String) data, 4, 4, 4);
}
return data;
};
}