身份證驗證工具類

package my.tools;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;
import java.util.HashMap;
import java.util.Map;
import org.apache.commons.lang.StringUtils;
/**
* 身份證工具類
*
* @author June
* @version 1.0, 2010-06-17
*/
public class IdcardUtils extends StringUtils {
/** 中國公民身份證號碼最小長度。 */
public static final int CHINA_ID_MIN_LENGTH = 15;
/** 中國公民身份證號碼最大長度。 */
public static final int CHINA_ID_MAX_LENGTH = 18;
/** 省、直轄市代碼表 */
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"
};
/** 每位加權因子 */
public static final int power[] = {
         7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2
};
/** 第18位校檢碼 */
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>();
/** 臺灣身份首字母對應數字 */
public static Map<String, Integer> twFirstCode = new HashMap<String, Integer>();
/** 香港身份首字母對應數字 */
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", "內蒙古");
     cityCodes.put("21", "遼寧");
     cityCodes.put("22", "吉林");
     cityCodes.put("23", "黑龍江");
     cityCodes.put("31", "上海");
     cityCodes.put("32", "江蘇");
     cityCodes.put("33", "浙江");
     cityCodes.put("34", "安徽");
     cityCodes.put("35", "福建");
     cityCodes.put("36", "江西");
     cityCodes.put("37", "山東");
     cityCodes.put("41", "河南");
     cityCodes.put("42", "湖北");
     cityCodes.put("43", "湖南");
     cityCodes.put("44", "廣東");
     cityCodes.put("45", "廣西");
     cityCodes.put("46", "海南");
     cityCodes.put("50", "重慶");
     cityCodes.put("51", "四川");
     cityCodes.put("52", "貴州");
     cityCodes.put("53", "雲南");
     cityCodes.put("54", "西藏");
     cityCodes.put("61", "陝西");
     cityCodes.put("62", "甘肅");
     cityCodes.put("63", "青海");
     cityCodes.put("64", "寧夏");
     cityCodes.put("65", "新疆");
     cityCodes.put("71", "臺灣");
     cityCodes.put("81", "香港");
     cityCodes.put("82", "澳門");
     cityCodes.put("91", "國外");
     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);
}
/**
  * 將15位身份證號碼轉換爲18位
  *
  * @param idCard
  *            15位身份編碼
  * @return 18位身份編碼
  */
public static String conver15CardTo18(String idCard) {
     String idCard18 = "";
     if (idCard.length() != CHINA_ID_MIN_LENGTH) {
         return null;
     }
     if (isNum(idCard)) {
         // 獲取出生年月日
         String birthday = idCard.substring(6, 12);
         Date birthDate = null;
         try {
             birthDate = new SimpleDateFormat("yyMMdd").parse(birthday);
         } catch (ParseException e) {
             e.printStackTrace();
         }
         Calendar cal = Calendar.getInstance();
         if (birthDate != null)
             cal.setTime(birthDate);
         // 獲取出生年(完全表現形式,如：2010)
         String sYear = String.valueOf(cal.get(Calendar.YEAR));
         idCard18 = idCard.substring(0, 6) + sYear + idCard.substring(8);
         // 轉換字符數組
         char[] cArr = idCard18.toCharArray();
         if (cArr != null) {
             int[] iCard = converCharToInt(cArr);
             int iSum17 = getPowerSum(iCard);
             // 獲取校驗位
             String sVal = getCheckCode18(iSum17);
             if (sVal.length() > 0) {
                 idCard18 += sVal;
             } else {
                 return null;
             }
         }
     } else {
         return null;
     }
     return idCard18;
}
/**
  * 驗證身份證是否合法
  */
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;
}
/**
  * 驗證18位身份編碼是否合法
  *
  * @param idCard 身份編碼
  * @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);
                 // 獲取校驗位
                 String val = getCheckCode18(iSum17);
                 if (val.length() > 0) {
                     if (val.equalsIgnoreCase(code18)) {
                         bTrue = true;
                     }
                 }
             }
         }
     }
     return bTrue;
}
/**
  * 驗證15位身份編碼是否合法
  *
  * @param idCard
  *            身份編碼
  * @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 (ParseException 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;
}
/**
  * 驗證10位身份編碼是否合法
  *
  * @param idCard 身份編碼
  * @return 身份證信息數組
  *         <p>
  *         [0] - 臺灣、澳門、香港 [1] - 性別(男M,女F,未知N) [2] - 是否合法(合法true,不合法false)
  *         若不是身份證件號碼則返回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}$")) { // 臺灣
         info[0] = "臺灣";
         System.out.println("11111");
         String char2 = idCard.substring(1, 2);
         if (char2.equals("1")) {
             info[1] = "M";
             System.out.println("MMMMMMM");
         } else if (char2.equals("2")) {
             info[1] = "F";
             System.out.println("FFFFFFF");
         } else {
             info[1] = "N";
             info[2] = "false";
             System.out.println("NNNN");
             return info;
         }
         info[2] = validateTWCard(idCard) ? "true" : "false";
     } else if (idCard.matches("^[1|5|7][0-9]{6}\\(?[0-9A-Z]\\)?$")) { // 澳門
         info[0] = "澳門";
         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;
}
/**
  * 驗證臺灣身份證號碼
  *
  * @param idCard
  *            身份證號碼
  * @return 驗證碼是否符合
  */
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;
}
/**
  * 驗證香港身份證號碼(存在Bug，部份特殊身份證無法檢查)
  * <p>
  * 身份證前2位爲英文字符，如果只出現一個英文字符則表示第一位是空格，對應數字58 前2位英文字符A-Z分別對應數字10-35
  * 最後一位校驗碼爲0-9的數字加上字符"A"，"A"代表10
  * </p>
  * <p>
  * 將身份證號碼全部轉換爲數字，分別對應乘9-1相加的總和，整除11則證件號碼有效
  * </p>
  *
  * @param idCard 身份證號碼
  * @return 驗證碼是否符合
  */
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;
}
/**
  * 將字符數組轉換成數字數組
  *
  * @param ca
  *            字符數組
  * @return 數字數組
  */
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;
}
/**
  * 將身份證的每位和對應位的加權因子相乘之後，再得到和值
  *
  * @param iArr
  * @return 身份證編碼。
  */
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;
}
/**
  * 將power和值與11取模獲得餘數進行校驗碼判斷
  *
  * @param iSum
  * @return 校驗位
  */
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;
}
/**
  * 根據身份編號獲取年齡
  *
  * @param idCard
  *            身份編號
  * @return 年齡
  */
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;
}
/**
  * 根據身份編號獲取生日
  *
  * @param idCard 身份編號
  * @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);
}
/**
  * 根據身份編號獲取生日年
  *
  * @param idCard 身份編號
  * @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));
}
/**
  * 根據身份編號獲取生日月
  *
  * @param idCard
  *            身份編號
  * @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));
}
/**
  * 根據身份編號獲取生日天
  *
  * @param idCard
  *            身份編號
  * @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));
}
/**
  * 根據身份編號獲取性別
  *
  * @param idCard 身份編號
  * @return 性別(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;
}
/**
  * 根據身份編號獲取戶籍省份
  *
  * @param idCard 身份編碼
  * @return 省級編碼。
  */
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;
}
/**
  * 數字驗證
  *
  * @param val
  * @return 提取的數字。
  */
public static boolean isNum(String val) {
     return val == null || "".equals(val) ? false : val.matches("^[0-9]*$");
}
/**
  * 驗證小於當前日期 是否有效
  *
  * @param iYear
  *            待驗證日期(年)
  * @param iMonth
  *            待驗證日期(月 1-12)
  * @param iDate
  *            待驗證日期(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);
}
}