身份证号码验证工具类
1：简单的身份证验证可以通过正则表达式进行，不过对于一些要求比较严格的估计就不能胜任了
package ishitong.mppsp.web.util; import java.text.SimpleDateFormat; import java.util.Calendar; import java.util.Date; import java.util.HashMap; import java.util.Map; public class IdCardValidateUtil { /** 中国公民身份证号码最小长度。 */ public static final int CHINA_ID_MIN_LENGTH = 15; /** 中国公民身份证号码最大长度。 */ public static final int CHINA_ID_MAX_LENGTH = 18; /** 省、直辖市代码表 */ public static final 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" }; /** 每位加权因子 */ public static final int power[] = { 7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2 }; /** 第18位校检码 */ public static final String verifyCode[] = { "1", "0", "X", "9", "8", "7", "6", "5", "4", "3", "2" }; /** 最低年限 */ public static final int MIN = 1930; public static Map<String, String> cityCodes = new HashMap<String, String>(); /** 台湾身份首字母对应数字 */ public static Map<String, Integer> twFirstCode = new HashMap<String, Integer>(); /** 香港身份首字母对应数字 */ public static Map<String, Integer> hkFirstCode = new HashMap<String, Integer>(); static { cityCodes.put("11", "北京"); cityCodes.put("12", "天津"); cityCodes.put("13", "河北"); cityCodes.put("14", "山西"); cityCodes.put("15", "内蒙古"); cityCodes.put("21", "辽宁"); cityCodes.put("22", "吉林"); cityCodes.put("23", "黑龙江"); cityCodes.put("31", "上海"); cityCodes.put("32", "江苏"); cityCodes.put("33", "浙江"); cityCodes.put("34", "安徽"); cityCodes.put("35", "福建"); cityCodes.put("36", "江西"); cityCodes.put("37", "山东"); cityCodes.put("41", "河南"); cityCodes.put("42", "湖北"); cityCodes.put("43", "湖南"); cityCodes.put("44", "广东"); cityCodes.put("45", "广西"); cityCodes.put("46", "海南"); cityCodes.put("50", "重庆"); cityCodes.put("51", "四川"); cityCodes.put("52", "贵州"); cityCodes.put("53", "云南"); cityCodes.put("54", "西藏"); cityCodes.put("61", "陕西"); cityCodes.put("62", "甘肃"); cityCodes.put("63", "青海"); cityCodes.put("64", "宁夏"); cityCodes.put("65", "新疆"); cityCodes.put("71", "台湾"); cityCodes.put("81", "香港"); cityCodes.put("82", "澳门"); cityCodes.put("91", "国外"); twFirstCode.put("A", 10); twFirstCode.put("B", 11); twFirstCode.put("C", 12); twFirstCode.put("D", 13); twFirstCode.put("E", 14); twFirstCode.put("F", 15); twFirstCode.put("G", 16); twFirstCode.put("H", 17); twFirstCode.put("J", 18); twFirstCode.put("K", 19); twFirstCode.put("L", 20); twFirstCode.put("M", 21); twFirstCode.put("N", 22); twFirstCode.put("P", 23); twFirstCode.put("Q", 24); twFirstCode.put("R", 25); twFirstCode.put("S", 26); twFirstCode.put("T", 27); twFirstCode.put("U", 28); twFirstCode.put("V", 29); twFirstCode.put("X", 30); twFirstCode.put("Y", 31); twFirstCode.put("W", 32); twFirstCode.put("Z", 33); twFirstCode.put("I", 34); twFirstCode.put("O", 35); hkFirstCode.put("A", 1); hkFirstCode.put("B", 2); hkFirstCode.put("C", 3); hkFirstCode.put("R", 18); hkFirstCode.put("U", 21); hkFirstCode.put("Z", 26); hkFirstCode.put("X", 24); hkFirstCode.put("W", 23); hkFirstCode.put("O", 15); hkFirstCode.put("N", 14); } /** * 将15位身份证号码转换为18位 * * @param idCard 15位身份编码 * @return 18位身份编码 */ public static String conver15CardTo18(String idCard) { String idCard18 = ""; if (idCard.length() != CHINA_ID_MIN_LENGTH) { return null; } if (isNum(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 (Exception e) { e.printStackTrace(); } Calendar cal = Calendar.getInstance(); if (birthDate != null) cal.setTime(birthDate); // 获取出生年(完全表现形式,如：2010) String sYear = String.valueOf(cal.get(Calendar.YEAR)); idCard18 = idCard.substring(0, 6) + sYear + idCard.substring(8); // 转换字符数组 char[] cArr = idCard18.toCharArray(); if (cArr != null) { int[] iCard = converCharToInt(cArr); int iSum17 = getPowerSum(iCard); // 获取校验位 String sVal = getCheckCode18(iSum17); if (sVal.length() > 0) { idCard18 += sVal; } else { return null; } } } else { return null; } return idCard18; } /** * 验证身份证是否合法 */ public static boolean validateCard(String idCard) { String card = idCard.trim(); if (validateIdCard18(card)) { return true; } if (validateIdCard15(card)) { return true; } String[] cardval = validateIdCard10(card); if (cardval != null) { if (cardval[2].equals("true")) { return true; } } return false; } /** * 验证18位身份编码是否合法 * * @param idCard 身份编码 * @return 是否合法 */ public static boolean validateIdCard18(String idCard) { boolean bTrue = false; if (idCard.length() == CHINA_ID_MAX_LENGTH) { // 前17位 String code17 = idCard.substring(0, 17); // 第18位 String code18 = idCard.substring(17, CHINA_ID_MAX_LENGTH); if (isNum(code17)) { char[] cArr = code17.toCharArray(); if (cArr != null) { int[] iCard = converCharToInt(cArr); int iSum17 = getPowerSum(iCard); // 获取校验位 String val = getCheckCode18(iSum17); if (val.length() > 0) { if (val.equalsIgnoreCase(code18)) { bTrue = true; } } } } } return bTrue; } /** * 验证15位身份编码是否合法 * * @param idCard 身份编码 * @return 是否合法 */ public static boolean validateIdCard15(String idCard) { if (idCard.length() != CHINA_ID_MIN_LENGTH) { return false; } if (isNum(idCard)) { String proCode = idCard.substring(0, 2); if (cityCodes.get(proCode) == null) { return false; } String birthCode = idCard.substring(6, 12); Date birthDate = null; try { birthDate = new SimpleDateFormat("yy").parse(birthCode.substring(0, 2)); } catch (Exception e) { e.printStackTrace(); } Calendar cal = Calendar.getInstance(); if (birthDate != null) cal.setTime(birthDate); if (!valiDate(cal.get(Calendar.YEAR), Integer.valueOf(birthCode.substring(2, 4)), Integer.valueOf(birthCode.substring(4, 6)))) { return false; } } else { return false; } return true; } /** * 验证10位身份编码是否合法 * * @param idCard 身份编码 * @return 身份证信息数组 * <p> * [0] - 台湾、澳门、香港 [1] - 性别(男M,女F,未知N) [2] - 是否合法(合法true,不合法false) 若不是身份证件号码则返回null * </p> */ public static String[] validateIdCard10(String idCard) { String[] info = new String[3]; String card = idCard.replaceAll("[\\(|\\)]", ""); if (card.length() != 8 && card.length() != 9 && idCard.length() != 10) { return null; } if (idCard.matches("^[a-zA-Z][0-9]{9}$")) { // 台湾 info[0] = "台湾"; System.out.println("11111"); String char2 = idCard.substring(1, 2); if (char2.equals("1")) { info[1] = "M"; System.out.println("MMMMMMM"); } else if (char2.equals("2")) { info[1] = "F"; System.out.println("FFFFFFF"); } else { info[1] = "N"; info[2] = "false"; System.out.println("NNNN"); return info; } info[2] = validateTWCard(idCard) ? "true" : "false"; } else if (idCard.matches("^[1|5|7][0-9]{6}\\(?[0-9A-Z]\\)?$")) { // 澳门 info[0] = "澳门"; info[1] = "N"; // TODO } else if (idCard.matches("^[A-Z]{1,2}[0-9]{6}\\(?[0-9A]\\)?$")) { // 香港 info[0] = "香港"; info[1] = "N"; info[2] = validateHKCard(idCard) ? "true" : "false"; } else { return null; } return info; } /** * 验证台湾身份证号码 * * @param idCard 身份证号码 * @return 验证码是否符合 */ public static boolean validateTWCard(String idCard) { String start = idCard.substring(0, 1); String mid = idCard.substring(1, 9); String end = idCard.substring(9, 10); Integer iStart = twFirstCode.get(start); Integer sum = iStart / 10 + (iStart % 10) * 9; char[] chars = mid.toCharArray(); Integer iflag = 8; for (char c : chars) { sum = sum + Integer.valueOf(c + "") * iflag; iflag--; } return (sum % 10 == 0 ? 0 : (10 - sum % 10)) == Integer.valueOf(end) ? true : false; } /** * 验证香港身份证号码(存在Bug，部份特殊身份证无法检查) * <p> * 身份证前2位为英文字符，如果只出现一个英文字符则表示第一位是空格，对应数字58 前2位英文字符A-Z分别对应数字10-35 最后一位校验码为0-9的数字加上字符"A"，"A"代表10 * </p> * <p> * 将身份证号码全部转换为数字，分别对应乘9-1相加的总和，整除11则证件号码有效 * </p> * * @param idCard 身份证号码 * @return 验证码是否符合 */ public static boolean validateHKCard(String idCard) { String card = idCard.replaceAll("[\\(|\\)]", ""); Integer sum = 0; if (card.length() == 9) { sum = (Integer.valueOf(card.substring(0, 1).toUpperCase().toCharArray()[0]) - 55) * 9 + (Integer.valueOf(card.substring(1, 2).toUpperCase().toCharArray()[0]) - 55) * 8; card = card.substring(1, 9); } else { sum = 522 + (Integer.valueOf(card.substring(0, 1).toUpperCase().toCharArray()[0]) - 55) * 8; } String mid = card.substring(1, 7); String end = card.substring(7, 8); char[] chars = mid.toCharArray(); Integer iflag = 7; for (char c : chars) { sum = sum + Integer.valueOf(c + "") * iflag; iflag--; } if (end.toUpperCase().equals("A")) { sum = sum + 10; } else { sum = sum + Integer.valueOf(end); } return (sum % 11 == 0) ? true : false; } /** * 将字符数组转换成数字数组 * * @param ca 字符数组 * @return 数字数组 */ public static int[] converCharToInt(char[] ca) { int len = ca.length; int[] iArr = new int[len]; try { for (int i = 0; i < len; i++) { iArr[i] = Integer.parseInt(String.valueOf(ca[i])); } } catch (NumberFormatException e) { e.printStackTrace(); } return iArr; } /** * 将身份证的每位和对应位的加权因子相乘之后，再得到和值 * * @param iArr * @return 身份证编码。 */ public static int getPowerSum(int[] iArr) { int iSum = 0; if (power.length == iArr.length) { for (int i = 0; i < iArr.length; i++) { for (int j = 0; j < power.length; j++) { if (i == j) { iSum = iSum + iArr[i] * power[j]; } } } } return iSum; } /** * 将power和值与11取模获得余数进行校验码判断 * * @param iSum * @return 校验位 */ public static String getCheckCode18(int iSum) { String sCode = ""; switch (iSum % 11) { case 10: sCode = "2"; break; case 9: sCode = "3"; break; case 8: sCode = "4"; break; case 7: sCode = "5"; break; case 6: sCode = "6"; break; case 5: sCode = "7"; break; case 4: sCode = "8"; break; case 3: sCode = "9"; break; case 2: sCode = "x"; break; case 1: sCode = "0"; break; case 0: sCode = "1"; break; } return sCode; } /** * 根据身份编号获取年龄 * * @param idCard 身份编号 * @return 年龄 */ public static int getAgeByIdCard(String idCard) { int iAge = 0; if (idCard.length() == CHINA_ID_MIN_LENGTH) { idCard = conver15CardTo18(idCard); } String year = idCard.substring(6, 10); Calendar cal = Calendar.getInstance(); int iCurrYear = cal.get(Calendar.YEAR); iAge = iCurrYear - Integer.valueOf(year); return iAge; } /** * 根据身份编号获取生日 * * @param idCard 身份编号 * @return 生日(yyyyMMdd) */ public static String getBirthByIdCard(String idCard) { Integer len = idCard.length(); if (len < CHINA_ID_MIN_LENGTH) { return null; } else if (len == CHINA_ID_MIN_LENGTH) { idCard = conver15CardTo18(idCard); } return idCard.substring(6, 14); } /** * 根据身份编号获取生日年 * * @param idCard 身份编号 * @return 生日(yyyy) */ public static Short getYearByIdCard(String idCard) { Integer len = idCard.length(); if (len < CHINA_ID_MIN_LENGTH) { return null; } else if (len == CHINA_ID_MIN_LENGTH) { idCard = conver15CardTo18(idCard); } return Short.valueOf(idCard.substring(6, 10)); } /** * 根据身份编号获取生日月 * * @param idCard 身份编号 * @return 生日(MM) */ public static Short getMonthByIdCard(String idCard) { Integer len = idCard.length(); if (len < CHINA_ID_MIN_LENGTH) { return null; } else if (len == CHINA_ID_MIN_LENGTH) { idCard = conver15CardTo18(idCard); } return Short.valueOf(idCard.substring(10, 12)); } /** * 根据身份编号获取生日天 * * @param idCard 身份编号 * @return 生日(dd) */ public static Short getDateByIdCard(String idCard) { Integer len = idCard.length(); if (len < CHINA_ID_MIN_LENGTH) { return null; } else if (len == CHINA_ID_MIN_LENGTH) { idCard = conver15CardTo18(idCard); } return Short.valueOf(idCard.substring(12, 14)); } /** * 根据身份编号获取性别 * * @param idCard 身份编号 * @return 性别(M-男，F-女，N-未知) */ public static String getGenderByIdCard(String idCard) { String sGender = "N"; if (idCard.length() == CHINA_ID_MIN_LENGTH) { idCard = conver15CardTo18(idCard); } String sCardNum = idCard.substring(16, 17); if (Integer.parseInt(sCardNum) % 2 != 0) { sGender = "M"; } else { sGender = "F"; } return sGender; } /** * 根据身份编号获取户籍省份 * * @param idCard 身份编码 * @return 省级编码。 */ public static String getProvinceByIdCard(String idCard) { int len = idCard.length(); String sProvince = null; String sProvinNum = ""; if (len == CHINA_ID_MIN_LENGTH || len == CHINA_ID_MAX_LENGTH) { sProvinNum = idCard.substring(0, 2); } sProvince = cityCodes.get(sProvinNum); return sProvince; } /** * 数字验证 * * @param val * @return 提取的数字。 */ public static boolean isNum(String val) { return val == null || "".equals(val) ? false : val.matches("^[0-9]*$"); } /** * 验证小于当前日期 是否有效 * * @param iYear 待验证日期(年) * @param iMonth 待验证日期(月 1-12) * @param iDate 待验证日期(日) * @return 是否有效 */ public static boolean valiDate(int iYear, int iMonth, int iDate) { Calendar cal = Calendar.getInstance(); int year = cal.get(Calendar.YEAR); int datePerMonth; if (iYear < MIN || iYear >= year) { return false; } if (iMonth < 1 || iMonth > 12) { return false; } switch (iMonth) { case 4: case 6: case 9: case 11: datePerMonth = 30; break; case 2: boolean dm = ((iYear % 4 == 0 && iYear % 100 != 0) || (iYear % 400 == 0)) && (iYear > MIN && iYear < year); datePerMonth = dm ? 29 : 28; break; default: datePerMonth = 31; } return (iDate >= 1) && (iDate <= datePerMonth); } }