club.zhcs.lina.web.jsr380.validator.IdcardUtils Maven / Gradle / Ivy
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package club.zhcs.lina.web.jsr380.validator;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;
import java.util.GregorianCalendar;
import java.util.Optional;
import java.util.regex.Pattern;
import org.nutz.lang.Strings;
import org.nutz.lang.Times;
import org.nutz.log.Log;
import org.nutz.log.Logs;
import lombok.experimental.UtilityClass;
/**
*
* @author Kerbores([email protected])
*
*/
@UtilityClass
public class IdcardUtils {
/**
** 省，直辖市代码表： { 11:"北京",12:"天津",13:"河北",14:"山西",15:"内蒙古",*
* 21:"辽宁",22:"吉林",23:"黑龙江",31:"上海",32:"江苏",*
* 33:"浙江",34:"安徽",35:"福建",36:"江西",37:"山东",41:"河南",*
* 42:"湖北",43:"湖南",44:"广东",45:"广西",46:"海南",50:"重庆",*
* 51:"四川",52:"贵州",53:"云南",54:"西藏",61:"陕西",62:"甘肃",*
* 63:"青海",64:"宁夏",65:"新疆",71:"台湾",81:"香港",82:"澳门",91:"国外"}
*/
protected static String[][] codeAndCity = {{"11", "北京"},
{"12", "天津"},
{"13", "河北"},
{"14", "山西"},
{"15", "内蒙古"},
{"21", "辽宁"},
{"22", "吉林"},
{"23", "黑龙江"},
{"31", "上海"},
{"32", "江苏"},
{"33", "浙江"},
{"34", "安徽"},
{"35", "福建"},
{"36", "江西"},
{"37", "山东"},
{"41", "河南"},
{"42", "湖北"},
{"43", "湖南"},
{"44", "广东"},
{"45", "广西"},
{"46", "海南"},
{"50", "重庆"},
{"51", "四川"},
{"52", "贵州"},
{"53", "云南"},
{"54", "西藏"},
{"61", "陕西"},
{"62", "甘肃"},
{"63", "青海"},
{"64", "宁夏"},
{"65", "新疆"},
{"71", "台湾"},
{"81", "香港"},
{"82", "澳门"},
{"91", "国外"}};
private static String[] cityCode = {"11",
"12",
"13",
"14",
"15",
"21",
"22",
"23",
"31",
"32",
"33",
"34",
"35",
"36",
"37",
"41",
"42",
"43",
"44",
"45",
"46",
"50",
"51",
"52",
"53",
"54",
"61",
"62",
"63",
"64",
"65",
"71",
"81",
"82",
"91"};
private static int[] power = {7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2};
private static Log logger = Logs.get();
public static boolean isValidatedAllIdcard(String idcard) {
if (idcard.length() == 15) {
idcard = convertIdcarBy15bit(idcard);
}
return isValidate18Idcard(Optional.ofNullable(idcard).orElse(""));
}
public static boolean isValidate18Idcard(String idcard) {
// 非18位为假
if (idcard.length() != 18) {
return false;
}
// 获取前17位
String idcard17 = idcard.substring(0, 17);
// 获取第18位
String idcard18Code = idcard.substring(17, 18);
char[] c = null;
String checkCode = "";
// 是否都为数字
if (isDigital(idcard17)) {
c = idcard17.toCharArray();
} else {
return false;
}
if (null != c) {
int[] bit = converCharToInt(c);
int sum17 = 0;
sum17 = getPowerSum(bit);
// 将和值与11取模得到余数进行校验码判断
checkCode = getCheckCodeBySum(sum17);
if (null == checkCode) {
return false;
}
// 将身份证的第18位与算出来的校码进行匹配，不相等就为假
if (!idcard18Code.equalsIgnoreCase(checkCode)) {
return false;
}
}
return true;
}
public static boolean isValidate15Idcard(String idcard) {
if (idcard.length() == 15 && isDigital(idcard)) {
String provinceid = idcard.substring(0, 2);
String birthday = idcard.substring(6, 12);
int year = Integer.parseInt(idcard.substring(6, 8));
int month = Integer.parseInt(idcard.substring(8, 10));
int day = Integer.parseInt(idcard.substring(10, 12));
Date birthdate;
try {
birthdate = Times.parse("yyMMdd", birthday);
}
catch (ParseException e) {
logger.debug(e);
return false;
}
// 判断是否为合法的省份
if (!isProvinceAv(provinceid)) {
return false;
}
if (!isBirthDayAv(birthdate)) {
return false;
}
// 该身份证生出日期在当前日期之后时为假
// 判断是否为合法的年份
GregorianCalendar curDay = new GregorianCalendar();
// 判断是否为合法的日期
return isYearAndMonthAv(year, month, curDay) && isDayAv(month, day, birthdate, curDay);
}
return false;
}
/**
* @param year
* @param month
* @param curDay
*/
private static boolean isYearAndMonthAv(int year, int month, GregorianCalendar curDay) {
int curYear = curDay.get(Calendar.YEAR);
int year2bit = Integer.parseInt(String.valueOf(curYear)
.substring(2));
// 判断该年份的两位表示法，小于50的和大于当前年份的，为假
if ((year < 50 && year > year2bit)) {
return false;
}
// 判断是否为合法的月份
return month >= 1 && month <= 12;
}
/**
* @param month
* @param day
* @param birthdate
* @param curDay
* @return
*/
private static boolean isDayAv(int month, int day, Date birthdate, GregorianCalendar curDay) {
boolean mflag;
curDay.setTime(birthdate); // 将该身份证的出生日期赋于对象curDay
if (month == 1 || month == 3 || month == 5 || month == 7 || month == 8 || month == 10 || month == 12) {
mflag = (day >= 1 && day <= 31);
} else if (month == 4 || month == 6 || month == 9 || month == 11) {
mflag = (day >= 1 && day <= 30);
} else {
if (curDay.isLeapYear(curDay.get(Calendar.YEAR))) {
mflag = (day >= 1 && day <= 29);
} else {
mflag = (day >= 1 && day <= 28);
}
}
return mflag;
}
/**
* @param birthday
* @return
*/
private static boolean isBirthDayAv(Date birthday) {
return birthday != null && birthday.before(Times.now());
}
/**
* @param provinceid
* @param flag
* @return
*/
private static boolean isProvinceAv(String provinceid) {
for (String id : cityCode) {
if (id.equals(provinceid)) {
return true;
}
}
return false;
}
public static String convertIdcarBy15bit(String idcard) {
String idcard17 = null;
// 非15位身份证
if (idcard.length() != 15) {
return null;
}
if (isDigital(idcard)) {
// 获取出生年月日
String birthday = idcard.substring(6, 12);
Date birthdate = null;
try {
birthdate = new SimpleDateFormat("yyMMdd").parse(birthday);
}
catch (ParseException e) {
logger.debug(e);
return null;
}
Calendar cday = Calendar.getInstance();
cday.setTime(birthdate);
String year = String.valueOf(cday.get(Calendar.YEAR));
idcard17 = idcard.substring(0, 6) + year + idcard.substring(8);
char[] c = idcard17.toCharArray();
String checkCode = "";
if (null != c) {
int[] bit = converCharToInt(c);
int sum17 = 0;
sum17 = getPowerSum(bit);
// 获取和值与11取模得到余数进行校验码
checkCode = getCheckCodeBySum(sum17);
// 获取不到校验位
if (null == checkCode) {
return null;
}
// 将前17位与第18位校验码拼接
idcard17 += checkCode;
}
} else { // 身份证包含数字
return null;
}
return idcard17;
}
public static boolean isIdcard(String idcard) {
return !Strings.isBlank(idcard)
&& Pattern.matches(
"(^\\d{15}$)|(\\d{17}(?:\\d|x|X)$)",
idcard);
}
public static boolean is15Idcard(String idcard) {
return !Strings.isBlank(idcard)
&& Pattern.matches(
"^[1-9]\\d{7}((0\\d)|(1[0-2]))(([0|1|2]\\d)|3[0-1])\\d{3}$",
idcard);
}
public static boolean is18Idcard(String idcard) {
return Pattern
.matches(
"^[1-9]\\d{5}[1-9]\\d{3}((0\\d)|(1[0-2]))(([0|1|2]\\d)|3[0-1])\\d{3}([\\d|x|X]{1})$",
idcard);
}
public static boolean isDigital(String str) {
return !Strings.isBlank(str) && str.matches("^[0-9]*$");
}
public static int getPowerSum(int[] bit) {
int sum = 0;
if (power.length != bit.length) {
return sum;
}
for (int i = 0; i < bit.length; i++) {
for (int j = 0; j < power.length; j++) {
if (i == j) {
sum = sum + bit[i] * power[j];
}
}
}
return sum;
}
public static String getCheckCodeBySum(int sum17) {
String checkCode = null;
switch (sum17 % 11) {
case 10:
checkCode = "2";
break;
case 9:
checkCode = "3";
break;
case 8:
checkCode = "4";
break;
case 7:
checkCode = "5";
break;
case 6:
checkCode = "6";
break;
case 5:
checkCode = "7";
break;
case 4:
checkCode = "8";
break;
case 3:
checkCode = "9";
break;
case 2:
checkCode = "x";
break;
case 1:
checkCode = "0";
break;
case 0:
checkCode = "1";
break;
default:
break;
}
return checkCode;
}
public static int[] converCharToInt(char[] c) {
int[] a = new int[c.length];
int k = 0;
for (char temp : c) {
a[k++] = Integer.parseInt(String.valueOf(temp));
}
return a;
}
}
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