Java的身份证号码工具类详解编程语言

实现从15位~18位的身份证号码转换,校验中国大陆公民身份证、香港居民身份证、澳门身份证和台湾身份证。

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; 
/** 
* 身份证工具类 
* 
* @author June 
* @version 1.0, 2010-06-17 
*/ 
public class IdcardUtils extends StringUtils { 
/** 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 (ParseException 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 (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; 
} 
/** 
* 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); 
} 
} 

原创文章,作者:奋斗,如若转载,请注明出处:https://blog.ytso.com/10780.html

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