脱敏工具

身份证脱敏
public static String hideIdNo(String realNo) {
if (realNo == null) {
return null;
}
String newNo = "";
if (realNo.length() == 15) {
newNo = realNo.replaceAll("(\d{4})\d{7}(\d{4})", "$1*$2");
}
if (realNo.length() == 18) {
newNo = realNo.replaceAll("(\d{4})\d{10}(\d{4})", "$1**$2");
}
return newNo;
}
姓名脱敏
public static String hideName(String realname) {
if (realname == null) {
return null;
}
char[] r = realname.toCharArray();
String name = "";
if (r.length == 1) {
name = realname;
}
if (r.length == 2) {
name = realname.replaceFirst(realname.substring(1), "");
}
if (r.length > 2) {
name = realname.replaceFirst(realname.substring(1, r.length - 1), "");
}
return name;
}
手机号脱敏
public static String hidePhone(String realPhone) {
if (realPhone == null) {
return null;
}
String phoneNumber;
if (realPhone.length() == 11) {
phoneNumber = realPhone.replaceAll("(\d{3})\d{4}(\d{4})", "$1**$2");
} else {
phoneNumber = realPhone;
}
return phoneNumber;
}