java数据打码/脱敏工具类（姓名，手机号码，身份证，详细地址）

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package com.tms.common.utils;

import com.baomidou.mybatisplus.toolkit.StringUtils;

public class EncryptionUtils {

    /**
     * 定义所有常量
     */
    public static final int ONE = 1;
    public static final int TWO = 2;
    /*
    * 姓名
    * */
    public static String desensitizedName(String str) {
        if (str == null) {
            return null;
        }
        if (str.length() == ONE) {
            return str;
        } else if (str.length() == TWO) {
            return str.substring(0, 1) +"*";
        } else {
            Integer length = str.length();
            StringBuffer middle = new StringBuffer();
            for (int i = 0; i < str.substring(1, length - 1).length(); i++) {
                middle.append("*");
            }
            return str.substring(0, 1) + middle + str.substring(length - 1, length);
        }
    }
    /*
    * 手机号码
    * */
    public static  String desensitizedPhoneNumber(String phoneNumber){
        if(StringUtils.isNotEmpty(phoneNumber)){
            phoneNumber = phoneNumber.replaceAll("(\\w{3})\\w*(\\w{4})", "$1****$2");
        }
        return phoneNumber;
    }
    /*
    * 身份证
    * */
    public static  String desensitizedIdNumber(String idNumber){
        if (StringUtils.isNotEmpty(idNumber)) {
            if (idNumber.length() == 15){
                idNumber = idNumber.replaceAll("(\\w{6})\\w*(\\w{3})", "$1******$2");
            }
            if (idNumber.length() == 18){
                idNumber = idNumber.replaceAll("(\\w{6})\\w*(\\w{3})", "$1*********$2");
            }
        }
        return idNumber;
    }
    /*
    * 详细地址
    * */
    public static  String desensitizedAddress(String address){
        if (StringUtils.isNotEmpty(address)) {
            int length = address.length();
            int indes = address.indexOf("区");
            if (indes == -1) {
                indes = address.indexOf("市");
            }
            address = address.substring(0, indes + 1);
            StringBuffer middle = new StringBuffer();
            for (int i = 0; i < length - indes; i++) {
                middle.append("*");
            }
            return address + middle;
        }
        return address;
    }
    /**
     * 测试
     */
    public static void main(String[] args) {
        System.out.println("名字: " + EncryptionUtils.desensitizedName("张子枫"));
        System.out.println("名字: " + EncryptionUtils.desensitizedName("易烊千玺"));
        System.out.println("名字: " + EncryptionUtils.desensitizedName("玛克西姆·高尔基"));
        System.out.println("名字: " + EncryptionUtils.desensitizedName("古力娜扎尔·拜合提亚尔"));
        System.out.println("==============================================");
        System.out.println("手机号: " + desensitizedPhoneNumber("13100355465"));
        System.out.println("手机号: " + desensitizedPhoneNumber("15616966574"));
        System.out.println("手机号: " + desensitizedPhoneNumber("15921996220"));
        System.out.println("手机号: " + desensitizedPhoneNumber("111111234112"));
        System.out.println("手机号: " + desensitizedPhoneNumber("1310038123412345465"));
        System.out.println("==============================================");
        System.out.println("身份证: " + desensitizedIdNumber("51130219860910074116"));
        System.out.println("身份证: " + desensitizedIdNumber("44058219980704544X"));
        System.out.println("身份证: " + desensitizedIdNumber("510681199904111823"));
        System.out.println("身份证: " + desensitizedIdNumber("341223199005111329"));
        System.out.println("身份证: " + desensitizedIdNumber("211382198312023415"));
        System.out.println("身份证: " + desensitizedIdNumber("230103196310100225"));
        System.out.println("身份证: " + desensitizedIdNumber("431081200001241189"));
        System.out.println("==============================================");
        System.out.println("地址: " + desensitizedAddress("四川省遂宁船山新桥镇新桥火车站"));
        System.out.println("地址: " + desensitizedAddress("四川省成都市锦江区柳江街道三色路华润东原时光绘三栋1817"));
        System.out.println("地址: " + desensitizedAddress("广东省广州市番禺区大石街道大石镇礼村中路南约街8号"));
        System.out.println("地址: " + desensitizedAddress("浙江省温州市瑞安市安阳街道中瑞景苑8栋"));
        System.out.println("地址: " + desensitizedAddress("安徽省合肥市庐阳区双岗街道阜阳路桥西沿河路中央花园小区4栋4单元1507"));
        System.out.println("地址: " + desensitizedAddress("江西省宜春市丰城市剑南街道人才教育小区41号丰城住总运营有限公司"));
        System.out.println("地址: " + desensitizedAddress("上海上海市浦东新区北蔡镇御桥路1978弄38号501"));
        System.out.println("==============================================");
    }


}

结果如下：

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