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/**<br /> * IdcardUtils.java<br /> * 版权所有(C) 2011 cuiran2001@163.com<br /> * 创建:崔冉 2011-1-18 下午03:10:59<br /> */</p> <p>package my.tools;<br /> import java.text.ParseException;<br /> import java.text.SimpleDateFormat;<br /> import java.util.Calendar;<br /> import java.util.Date;<br /> import java.util.HashMap;<br /> import java.util.Map;</p> <p>import com.sun.xml.internal.ws.util.StringUtils;</p> <p>/**<br /> * @author 崔冉<br /> * @version 1.0.0<br /> * @desc 身份证工具类<br /> */<br /> public class IdcardUtils extends StringUtils {</p> <p> /** 中国公民身份证号码最小长度。 */<br /> public static final int CHINA_ID_MIN_LENGTH = 15;</p> <p> /** 中国公民身份证号码最大长度。 */<br /> public static final int CHINA_ID_MAX_LENGTH = 18;</p> <p> /** 省、直辖市代码表 */<br /> public static final String cityCode[] = {<br /> "11", "12", "13", "14", "15", "21", "22", "23", "31", "32", "33", "34", "35", "36", "37", "41",<br /> "42", "43", "44", "45", "46", "50", "51", "52", "53", "54", "61", "62", "63", "64", "65", "71",<br /> "81", "82", "91"<br /> };</p> <p> /** 每位加权因子 */<br /> public static final int power[] = {<br /> 7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2<br /> };</p> <p> /** 第18位校检码 */<br /> public static final String verifyCode[] = {<br /> "1", "0", "X", "9", "8", "7", "6", "5", "4", "3", "2"<br /> };<br /> /** 最低年限 */<br /> public static final int MIN = 1930;<br /> public static Map<String, String> cityCodes = new HashMap<String, String>();<br /> /** 台湾身份首字母对应数字 */<br /> public static Map<String, Integer> twFirstCode = new HashMap<String, Integer>();<br /> /** 香港身份首字母对应数字 */<br /> public static Map<String, Integer> hkFirstCode = new HashMap<String, Integer>();<br /> static {<br /> cityCodes.put("11", "北京");<br /> cityCodes.put("12", "天津");<br /> cityCodes.put("13", "河北");<br /> cityCodes.put("14", "山西");<br /> cityCodes.put("15", "内蒙古");<br /> cityCodes.put("21", "辽宁");<br /> cityCodes.put("22", "吉林");<br /> cityCodes.put("23", "黑龙江");<br /> cityCodes.put("31", "上海");<br /> cityCodes.put("32", "江苏");<br /> cityCodes.put("33", "浙江");<br /> cityCodes.put("34", "安徽");<br /> cityCodes.put("35", "福建");<br /> cityCodes.put("36", "江西");<br /> cityCodes.put("37", "山东");<br /> cityCodes.put("41", "河南");<br /> cityCodes.put("42", "湖北");<br /> cityCodes.put("43", "湖南");<br /> cityCodes.put("44", "广东");<br /> cityCodes.put("45", "广西");<br /> cityCodes.put("46", "海南");<br /> cityCodes.put("50", "重庆");<br /> cityCodes.put("51", "四川");<br /> cityCodes.put("52", "贵州");<br /> cityCodes.put("53", "云南");<br /> cityCodes.put("54", "西藏");<br /> cityCodes.put("61", "陕西");<br /> cityCodes.put("62", "甘肃");<br /> cityCodes.put("63", "青海");<br /> cityCodes.put("64", "宁夏");<br /> cityCodes.put("65", "新疆");<br /> cityCodes.put("71", "台湾");<br /> cityCodes.put("81", "香港");<br /> cityCodes.put("82", "澳门");<br /> cityCodes.put("91", "国外");<br /> twFirstCode.put("A", 10);<br /> twFirstCode.put("B", 11);<br /> twFirstCode.put("C", 12);<br /> twFirstCode.put("D", 13);<br /> twFirstCode.put("E", 14);<br /> twFirstCode.put("F", 15);<br /> twFirstCode.put("G", 16);<br /> twFirstCode.put("H", 17);<br /> twFirstCode.put("J", 18);<br /> twFirstCode.put("K", 19);<br /> twFirstCode.put("L", 20);<br /> twFirstCode.put("M", 21);<br /> twFirstCode.put("N", 22);<br /> twFirstCode.put("P", 23);<br /> twFirstCode.put("Q", 24);<br /> twFirstCode.put("R", 25);<br /> twFirstCode.put("S", 26);<br /> twFirstCode.put("T", 27);<br /> twFirstCode.put("U", 28);<br /> twFirstCode.put("V", 29);<br /> twFirstCode.put("X", 30);<br /> twFirstCode.put("Y", 31);<br /> twFirstCode.put("W", 32);<br /> twFirstCode.put("Z", 33);<br /> twFirstCode.put("I", 34);<br /> twFirstCode.put("O", 35);<br /> hkFirstCode.put("A", 1);<br /> hkFirstCode.put("B", 2);<br /> hkFirstCode.put("C", 3);<br /> hkFirstCode.put("R", 18);<br /> hkFirstCode.put("U", 21);<br /> hkFirstCode.put("Z", 26);<br /> hkFirstCode.put("X", 24);<br /> hkFirstCode.put("W", 23);<br /> hkFirstCode.put("O", 15);<br /> hkFirstCode.put("N", 14);<br /> }</p> <p> /**<br /> * 将15位身份证号码转换为18位<br /> *<br /> * @param idCard<br /> * 15位身份编码<br /> * @return 18位身份编码<br /> */<br /> public static String conver15CardTo18(String idCard) {<br /> String idCard18 = "";<br /> if (idCard.length() != CHINA_ID_MIN_LENGTH) {<br /> return null;<br /> }<br /> if (isNum(idCard)) {<br /> // 获取出生年月日<br /> String birthday = idCard.substring(6, 12);<br /> Date birthDate = null;<br /> try {<br /> birthDate = new SimpleDateFormat("yyMMdd").parse(birthday);<br /> } catch (ParseException e) {<br /> e.printStackTrace();<br /> }<br /> Calendar cal = Calendar.getInstance();<br /> if (birthDate != null)<br /> cal.setTime(birthDate);<br /> // 获取出生年(完全表现形式,如：2010)<br /> String sYear = String.valueOf(cal.get(Calendar.YEAR));<br /> idCard18 = idCard.substring(0, 6) + sYear + idCard.substring(8);<br /> // 转换字符数组<br /> char[] cArr = idCard18.toCharArray();<br /> if (cArr != null) {<br /> int[] iCard = converCharToInt(cArr);<br /> int iSum17 = getPowerSum(iCard);<br /> // 获取校验位<br /> String sVal = getCheckCode18(iSum17);<br /> if (sVal.length() > 0) {<br /> idCard18 += sVal;<br /> } else {<br /> return null;<br /> }<br /> }<br /> } else {<br /> return null;<br /> }<br /> return idCard18;<br /> }</p> <p> /**<br /> * 验证身份证是否合法<br /> */<br /> public static boolean validateCard(String idCard) {<br /> String card = idCard.trim();<br /> if (validateIdCard18(card)) {<br /> return true;<br /> }<br /> if (validateIdCard15(card)) {<br /> return true;<br /> }<br /> String[] cardval = validateIdCard10(card);<br /> if (cardval != null) {<br /> if (cardval[2].equals("true")) {<br /> return true;<br /> }<br /> }<br /> return false;<br /> }</p> <p> /**<br /> * 验证18位身份编码是否合法<br /> *<br /> * @param idCard 身份编码<br /> * @return 是否合法<br /> */<br /> public static boolean validateIdCard18(String idCard) {<br /> boolean bTrue = false;<br /> if (idCard.length() == CHINA_ID_MAX_LENGTH) {<br /> // 前17位<br /> String code17 = idCard.substring(0, 17);<br /> // 第18位<br /> String code18 = idCard.substring(17, CHINA_ID_MAX_LENGTH);<br /> if (isNum(code17)) {<br /> char[] cArr = code17.toCharArray();<br /> if (cArr != null) {<br /> int[] iCard = converCharToInt(cArr);<br /> int iSum17 = getPowerSum(iCard);<br /> // 获取校验位<br /> String val = getCheckCode18(iSum17);<br /> if (val.length() > 0) {<br /> if (val.equalsIgnoreCase(code18)) {<br /> bTrue = true;<br /> }<br /> }<br /> }<br /> }<br /> }<br /> return bTrue;<br /> }</p> <p> /**<br /> * 验证15位身份编码是否合法<br /> *<br /> * @param idCard<br /> * 身份编码<br /> * @return 是否合法<br /> */<br /> public static boolean validateIdCard15(String idCard) {<br /> if (idCard.length() != CHINA_ID_MIN_LENGTH) {<br /> return false;<br /> }<br /> if (isNum(idCard)) {<br /> String proCode = idCard.substring(0, 2);<br /> if (cityCodes.get(proCode) == null) {<br /> return false;<br /> }<br /> String birthCode = idCard.substring(6, 12);<br /> Date birthDate = null;<br /> try {<br /> birthDate = new SimpleDateFormat("yy").parse(birthCode.substring(0, 2));<br /> } catch (ParseException e) {<br /> e.printStackTrace();<br /> }<br /> Calendar cal = Calendar.getInstance();<br /> if (birthDate != null)<br /> cal.setTime(birthDate);<br /> if (!valiDate(cal.get(Calendar.YEAR), Integer.valueOf(birthCode.substring(2, 4)),<br /> Integer.valueOf(birthCode.substring(4, 6)))) {<br /> return false;<br /> }<br /> } else {<br /> return false;<br /> }<br /> return true;<br /> }</p> <p> /**<br /> * 验证10位身份编码是否合法<br /> *<br /> * @param idCard 身份编码<br /> * @return 身份证信息数组<br /> * <p><br /> * [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)<br /> * 若不是身份证件号码则返回null<br /> * </p><br /> */<br /> public static String[] validateIdCard10(String idCard) {<br /> String[] info = new String[3];<br /> String card = idCard.replaceAll("[//(|//)]", "");<br /> if (card.length() != 8 && card.length() != 9 && idCard.length() != 10) {<br /> return null;<br /> }<br /> if (idCard.matches("^[a-zA-Z][0-9]{9}$")) { // 台湾<br /> info[0] = "台湾";<br /> System.out.println("11111");<br /> String char2 = idCard.substring(1, 2);<br /> if (char2.equals("1")) {<br /> info[1] = "M";<br /> System.out.println("MMMMMMM");<br /> } else if (char2.equals("2")) {<br /> info[1] = "F";<br /> System.out.println("FFFFFFF");<br /> } else {<br /> info[1] = "N";<br /> info[2] = "false";<br /> System.out.println("NNNN");<br /> return info;<br /> }<br /> info[2] = validateTWCard(idCard) ? "true" : "false";<br /> } else if (idCard.matches("^[1|5|7][0-9]{6}//(?[0-9A-Z]//)?$")) { // 澳门<br /> info[0] = "澳门";<br /> info[1] = "N";<br /> // TODO<br /> } else if (idCard.matches("^[A-Z]{1,2}[0-9]{6}//(?[0-9A]//)?$")) { // 香港<br /> info[0] = "香港";<br /> info[1] = "N";<br /> info[2] = validateHKCard(idCard) ? "true" : "false";<br /> } else {<br /> return null;<br /> }<br /> return info;<br /> }</p> <p> /**<br /> * 验证台湾身份证号码<br /> *<br /> * @param idCard<br /> * 身份证号码<br /> * @return 验证码是否符合<br /> */<br /> public static boolean validateTWCard(String idCard) {<br /> String start = idCard.substring(0, 1);<br /> String mid = idCard.substring(1, 9);<br /> String end = idCard.substring(9, 10);<br /> Integer iStart = twFirstCode.get(start);<br /> Integer sum = iStart / 10 + (iStart % 10) * 9;<br /> char[] chars = mid.toCharArray();<br /> Integer iflag = 8;<br /> for (char c : chars) {<br /> sum = sum + Integer.valueOf(c + "") * iflag;<br /> iflag--;<br /> }<br /> return (sum % 10 == 0 ? 0 : (10 - sum % 10)) == Integer.valueOf(end) ? true : false;<br /> }</p> <p> /**<br /> * 验证香港身份证号码(存在Bug，部份特殊身份证无法检查)<br /> * <p><br /> * 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<br /> * 最后一位校验码为0-9的数字加上字符"A"，"A"代表10<br /> * </p><br /> * <p><br /> * 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<br /> * </p><br /> *<br /> * @param idCard 身份证号码<br /> * @return 验证码是否符合<br /> */<br /> public static boolean validateHKCard(String idCard) {<br /> String card = idCard.replaceAll("[//(|//)]", "");<br /> Integer sum = 0;<br /> if (card.length() == 9) {<br /> sum = (Integer.valueOf(card.substring(0, 1).toUpperCase().toCharArray()[0]) - 55) * 9<br /> + (Integer.valueOf(card.substring(1, 2).toUpperCase().toCharArray()[0]) - 55) * 8;<br /> card = card.substring(1, 9);<br /> } else {<br /> sum = 522 + (Integer.valueOf(card.substring(0, 1).toUpperCase().toCharArray()[0]) - 55) * 8;<br /> }<br /> String mid = card.substring(1, 7);<br /> String end = card.substring(7, 8);<br /> char[] chars = mid.toCharArray();<br /> Integer iflag = 7;<br /> for (char c : chars) {<br /> sum = sum + Integer.valueOf(c + "") * iflag;<br /> iflag--;<br /> }<br /> if (end.toUpperCase().equals("A")) {<br /> sum = sum + 10;<br /> } else {<br /> sum = sum + Integer.valueOf(end);<br /> }<br /> return (sum % 11 == 0) ? true : false;<br /> }</p> <p> /**<br /> * 将字符数组转换成数字数组<br /> *<br /> * @param ca<br /> * 字符数组<br /> * @return 数字数组<br /> */<br /> public static int[] converCharToInt(char[] ca) {<br /> int len = ca.length;<br /> int[] iArr = new int[len];<br /> try {<br /> for (int i = 0; i < len; i++) {<br /> iArr[i] = Integer.parseInt(String.valueOf(ca[i]));<br /> }<br /> } catch (NumberFormatException e) {<br /> e.printStackTrace();<br /> }<br /> return iArr;<br /> }</p> <p> /**<br /> * 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<br /> *<br /> * @param iArr<br /> * @return 身份证编码。<br /> */<br /> public static int getPowerSum(int[] iArr) {<br /> int iSum = 0;<br /> if (power.length == iArr.length) {<br /> for (int i = 0; i < iArr.length; i++) {<br /> for (int j = 0; j < power.length; j++) {<br /> if (i == j) {<br /> iSum = iSum + iArr[i] * power[j];<br /> }<br /> }<br /> }<br /> }<br /> return iSum;<br /> }</p> <p> /**<br /> * 将power和值与11取模获得余数进行校验码判断<br /> *<br /> * @param iSum<br /> * @return 校验位<br /> */<br /> public static String getCheckCode18(int iSum) {<br /> String sCode = "";<br /> switch (iSum % 11) {<br /> case 10:<br /> sCode = "2";<br /> break;<br /> case 9:<br /> sCode = "3";<br /> break;<br /> case 8:<br /> sCode = "4";<br /> break;<br /> case 7:<br /> sCode = "5";<br /> break;<br /> case 6:<br /> sCode = "6";<br /> break;<br /> case 5:<br /> sCode = "7";<br /> break;<br /> case 4:<br /> sCode = "8";<br /> break;<br /> case 3:<br /> sCode = "9";<br /> break;<br /> case 2:<br /> sCode = "x";<br /> break;<br /> case 1:<br /> sCode = "0";<br /> break;<br /> case 0:<br /> sCode = "1";<br /> break;<br /> }<br /> return sCode;<br /> }</p> <p> /**<br /> * 根据身份编号获取年龄<br /> *<br /> * @param idCard<br /> * 身份编号<br /> * @return 年龄<br /> */<br /> public static int getAgeByIdCard(String idCard) {<br /> int iAge = 0;<br /> if (idCard.length() == CHINA_ID_MIN_LENGTH) {<br /> idCard = conver15CardTo18(idCard);<br /> }<br /> String year = idCard.substring(6, 10);<br /> Calendar cal = Calendar.getInstance();<br /> int iCurrYear = cal.get(Calendar.YEAR);<br /> iAge = iCurrYear - Integer.valueOf(year);<br /> return iAge;<br /> }</p> <p> /**<br /> * 根据身份编号获取生日<br /> *<br /> * @param idCard 身份编号<br /> * @return 生日(yyyyMMdd)<br /> */<br /> public static String getBirthByIdCard(String idCard) {<br /> Integer len = idCard.length();<br /> if (len < CHINA_ID_MIN_LENGTH) {<br /> return null;<br /> } else if (len == CHINA_ID_MIN_LENGTH) {<br /> idCard = conver15CardTo18(idCard);<br /> }<br /> return idCard.substring(6, 14);<br /> }</p> <p> /**<br /> * 根据身份编号获取生日年<br /> *<br /> * @param idCard 身份编号<br /> * @return 生日(yyyy)<br /> */<br /> public static Short getYearByIdCard(String idCard) {<br /> Integer len = idCard.length();<br /> if (len < CHINA_ID_MIN_LENGTH) {<br /> return null;<br /> } else if (len == CHINA_ID_MIN_LENGTH) {<br /> idCard = conver15CardTo18(idCard);<br /> }<br /> return Short.valueOf(idCard.substring(6, 10));<br /> }</p> <p> /**<br /> * 根据身份编号获取生日月<br /> *<br /> * @param idCard<br /> * 身份编号<br /> * @return 生日(MM)<br /> */<br /> public static Short getMonthByIdCard(String idCard) {<br /> Integer len = idCard.length();<br /> if (len < CHINA_ID_MIN_LENGTH) {<br /> return null;<br /> } else if (len == CHINA_ID_MIN_LENGTH) {<br /> idCard = conver15CardTo18(idCard);<br /> }<br /> return Short.valueOf(idCard.substring(10, 12));<br /> }</p> <p> /**<br /> * 根据身份编号获取生日天<br /> *<br /> * @param idCard<br /> * 身份编号<br /> * @return 生日(dd)<br /> */<br /> public static Short getDateByIdCard(String idCard) {<br /> Integer len = idCard.length();<br /> if (len < CHINA_ID_MIN_LENGTH) {<br /> return null;<br /> } else if (len == CHINA_ID_MIN_LENGTH) {<br /> idCard = conver15CardTo18(idCard);<br /> }<br /> return Short.valueOf(idCard.substring(12, 14));<br /> }</p> <p> /**<br /> * 根据身份编号获取性别<br /> *<br /> * @param idCard 身份编号<br /> * @return 性别(M-男，F-女，N-未知)<br /> */<br /> public static String getGenderByIdCard(String idCard) {<br /> String sGender = "N";<br /> if (idCard.length() == CHINA_ID_MIN_LENGTH) {<br /> idCard = conver15CardTo18(idCard);<br /> }<br /> String sCardNum = idCard.substring(16, 17);<br /> if (Integer.parseInt(sCardNum) % 2 != 0) {<br /> sGender = "M";<br /> } else {<br /> sGender = "F";<br /> }<br /> return sGender;<br /> }</p> <p> /**<br /> * 根据身份编号获取户籍省份<br /> *<br /> * @param idCard 身份编码<br /> * @return 省级编码。<br /> */<br /> public static String getProvinceByIdCard(String idCard) {<br /> int len = idCard.length();<br /> String sProvince = null;<br /> String sProvinNum = "";<br /> if (len == CHINA_ID_MIN_LENGTH || len == CHINA_ID_MAX_LENGTH) {<br /> sProvinNum = idCard.substring(0, 2);<br /> }<br /> sProvince = cityCodes.get(sProvinNum);<br /> return sProvince;<br /> }</p> <p> /**<br /> * 数字验证<br /> *<br /> * @param val<br /> * @return 提取的数字。<br /> */<br /> public static boolean isNum(String val) {<br /> return val == null || "".equals(val) ? false : val.matches("^[0-9]*$");<br /> }</p> <p> /**<br /> * 验证小于当前日期 是否有效<br /> *<br /> * @param iYear<br /> * 待验证日期(年)<br /> * @param iMonth<br /> * 待验证日期(月 1-12)<br /> * @param iDate<br /> * 待验证日期(日)<br /> * @return 是否有效<br /> */<br /> public static boolean valiDate(int iYear, int iMonth, int iDate) {<br /> Calendar cal = Calendar.getInstance();<br /> int year = cal.get(Calendar.YEAR);<br /> int datePerMonth;<br /> if (iYear < MIN || iYear >= year) {<br /> return false;<br /> }<br /> if (iMonth < 1 || iMonth > 12) {<br /> return false;<br /> }<br /> switch (iMonth) {<br /> case 4:<br /> case 6:<br /> case 9:<br /> case 11:<br /> datePerMonth = 30;<br /> break;<br /> case 2:<br /> boolean dm = ((iYear % 4 == 0 && iYear % 100 != 0) || (iYear % 400 == 0))<br /> && (iYear > MIN && iYear < year);<br /> datePerMonth = dm ? 29 : 28;<br /> break;<br /> default:<br /> datePerMonth = 31;<br /> }<br /> return (iDate >= 1) && (iDate <= datePerMonth);<br /> }<br /> }<br />
原文地址：http://www.oschina.net/code/snippet_1611_2881
功能蛮强大的。
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