身份证数据脱敏Utils

                                身份证数据脱敏Utils

身份证，等信息脱敏

import org.apache.commons.lang3.StringUtils;

/**
 * Created by huangquanwei on 2019/5/8 9:31
 */
public class MaskUtils {

    public static String maskCellphone(String cellphoneNo) {
        if ((cellphoneNo == null) || (cellphoneNo.trim().length() != 11)) {
            return cellphoneNo;
        }
        return cellphoneNo.substring(0, 3) + "****" + cellphoneNo.substring(cellphoneNo.length() - 4);
    }

    public static String maskEmail(String email) {
        if (StringUtils.isBlank(email)) {
            return "";
        }
        int index = StringUtils.indexOf(email, "@");
        if (index <= 1) {
            return email;
        } else {
            return StringUtils.rightPad(StringUtils.left(email, 1), index, "*")
                    .concat(StringUtils.mid(email, index, StringUtils.length(email)));
        }
    }

    private static String maskCardNo(String cardNo) {
        if ((cardNo == null) || (cardNo.trim().length() <= 8)) {
            return cardNo;
        }
        cardNo = cardNo.trim();
        int length = cardNo.length();
        String firstFourNo = cardNo.substring(0, 4);
        String lastFourNo = cardNo.substring(length - 4);
        String mask = "";
        for (int i = 0; i < length - 8; i++) {
            mask = mask + "*";
        }
        return firstFourNo + mask + lastFourNo;
    }

    private static String maskNameNos(String cardNo) {
        if ((cardNo == null)) {
            return cardNo;
        }
        cardNo = cardNo.trim();
        int length = cardNo.length();
        String firstFourNo = null;
        String lastFourNo  = null;
        String mask = "";
        if (length>8){
             firstFourNo = cardNo.substring(0, 4);
             lastFourNo = cardNo.substring(length - 4);
            for (int i = 0; i < length - 8; i++) {
                mask = mask + "*";
            }
        }else if (length<=8 && length>4){
            firstFourNo = cardNo.substring(0, 2);
            lastFourNo = cardNo.substring(length - 3);
            for (int i = 0; i < length - 5 ; i++) {
                mask = mask + "*";
            }
        }else if (length <= 4){
            firstFourNo = cardNo.substring(0, 1);
            lastFourNo = cardNo.substring(length - 1);
            for (int i = 0; i < length - 2 ; i++) {
                mask = mask + "*";
            }
        }
        return firstFourNo + mask + lastFourNo;
    }

    private static String maskRealNameNo(String cardNo) {
        if ((cardNo == null)) {
            return cardNo;
        }
        cardNo = cardNo.trim();
        int length = cardNo.length();
        String firstFourNo = null;
        String lastFourNo  = null;
        String mask = "";
            firstFourNo = cardNo.substring(length-1, length);
            for (int i = 0; i < length - 1; i++) {
                mask = mask + "*";
            }
        return mask+firstFourNo ;
    }


    public static String maskIDCardNo(String idCardNo) {
        return maskCardNo(idCardNo);
    }

    public static String maskUsernameNo(String bankCardNo) {
        return maskNameNos(bankCardNo);
    }

    public static String maskNameNo(String bankCardNo) {
        return maskRealNameNo(bankCardNo);
    }
}