身份证号码18位与15位转换.docx
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身份证号码18位与15位转换
身份证18位与15位转换
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/**
*身份证工具类
*@authorKobe
*@version2011-08-08
*/
publicclassIdcardUtilsextendsStringUtils{
/**中国公民身份证号码最小长度。
*/
publicstaticfinalintCHINA_ID_MIN_LENGTH=15;
/**中国公民身份证号码最大长度。
*/
publicstaticfinalintCHINA_ID_MAX_LENGTH=18;
/**省、直辖市代码表*/
publicstaticfinalStringcityCode[]={
"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*/
publicstaticfinalintpower[]={
7,9,10,5,8,4,2,1,6,3,7,9,10,5,8,4,2
};
/**第18位校检码*/
publicstaticfinalStringverifyCode[]={
"1","0","X","9","8","7","6","5","4","3","2"
};
/**最低年限*/
publicstaticfinalintMIN=1930;
publicstaticMapcityCodes=newHashMap（）;
/**台湾身份首字母对应数字*/
publicstaticMaptwFirstCode=newHashMap（）;
/**香港身份首字母对应数字*/
publicstaticMaphkFirstCode=newHashMap（）;
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
*@paramidCard
*15位身份编码
*@return18位身份编码
*/
publicstaticStringconver15CardTo18（StringidCard）{
StringidCard18="";
if（idCard.length（）!
=CHINA_ID_MIN_LENGTH）{
returnnull;
}
if（isNum（idCard））{
//获取出生年月日
Stringbirthday=idCard.substring（6,12）;
DatebirthDate=null;
try{
birthDate=newSimpleDateFormat（"yyMMdd"）.parse（birthday）;
}catch（ParseExceptione）{
e.printStackTrace（）;
}
Calendarcal=Calendar.getInstance（）;
if（birthDate!
=null）
cal.setTime（birthDate）;
//获取出生年（完全表现形式,如：
2010）
StringsYear=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）;
intiSum17=getPowerSum（iCard）;
//获取校验位
StringsVal=getCheckCode18（iSum17）;
if（sVal.length（）>0）{
idCard18+=sVal;
}else{
returnnull;
}
}
}else{
returnnull;
}
returnidCard18;
}
/**
*将18位身份证号码转换为15位
*@paramidCard
*18位身份编码
*@return15位身份编码
*/
publicstaticStringconver18CardTo15（StringidCard）{
StringidCard15="";
if（idCard.length（）!
=CHINA_ID_MAX_LENGTH）{
returnnull;
}
StringBuffersb=newStringBuffer（idCard）;
sb.deleteCharAt（17）;
sb.deleteCharAt（7）;
sb.deleteCharAt（6）;
idCard15=sb.toString（）;
returnidCard15;
}
/**
*验证身份证是否合法
*/
publicstaticbooleanvalidateCard（StringidCard）{
Stringcard=idCard.trim（）;
if（validateIdCard18（card））{
returntrue;
}
if（validateIdCard15（card））{
returntrue;
}
String[]cardval=validateIdCard10（card）;
if（cardval!
=null）{
if（cardval[2].equals（"true"））{
returntrue;
}
}
returnfalse;
}
/**
*验证18位身份编码是否合法
*
*@paramidCard身份编码
*@return是否合法
*/
publicstaticbooleanvalidateIdCard18（StringidCard）{
booleanbTrue=false;
if（idCard.length（）==CHINA_ID_MAX_LENGTH）{
//前17位
Stringcode17=idCard.substring（0,17）;
//第18位
Stringcode18=idCard.substring（17,CHINA_ID_MAX_LENGTH）;
if（isNum（code17））{
char[]cArr=code17.toCharArray（）;
if（cArr!
=null）{
int[]iCard=converCharToInt（cArr）;
intiSum17=getPowerSum（iCard）;
//获取校验位
Stringval=getCheckCode18（iSum17）;
if（val.length（）>0）{
if（val.equalsIgnoreCase（code18））{
bTrue=true;
}
}
}
}
}
returnbTrue;
}
/**
*验证15位身份编码是否合法
*
*@paramidCard
*身份编码
*@return是否合法
*/
publicstaticbooleanvalidateIdCard15（StringidCard）{
if（idCard.length（）!
=CHINA_ID_MIN_LENGTH）{
returnfalse;
}
if（isNum（idCard））{
StringproCode=idCard.substring（0,2）;
if（cityCodes.get（proCode）==null）{
returnfalse;
}
StringbirthCode=idCard.substring（6,12）;
DatebirthDate=null;
try{
birthDate=newSimpleDateFormat（"yy"）.parse（birthCode.substring（0,2））;
}catch（ParseExceptione）{
e.printStackTrace（）;
}
Calendarcal=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））））{
returnfalse;
}
}else{
returnfalse;
}
returntrue;
}
/**
*验证10位身份编码是否合法
*
*@paramidCard身份编码
*@return身份证信息数组
*
*[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
*
*/
publicstaticString[]validateIdCard10（StringidCard）{
String[]info=newString[3];
Stringcard=idCard.replaceAll（"[\\（|\\）]",""）;
if（card.length（）!
=8&&card.length（）!
=9&&idCard.length（）!
=10）{
returnnull;
}
if（idCard.matches（"^[a-zA-Z][0-9]{9}$"））{//台湾
info[0]="台湾";
"11111"）;
Stringchar2=idCard.substring（1,2）;
if（char2.equals（"1"））{
info[1]="M";
"MMMMMMM"）;
}elseif（char2.equals（"2"））{
info[1]="F";
"FFFFFFF"）;
}else{
info[1]="N";
info[2]="false";
"NNNN"）;
returninfo;
}
info[2]=validateTWCard（idCard）?
"true":
"false";
}elseif（idCard.matches（"^[1|5|7][0-9]{6}\\（?
[0-9A-Z]\\）?
$"））{//澳门
info[0]="澳门";
info[1]="N";
//TODO
}elseif（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{
returnnull;
}
returninfo;
}
/**
*验证台湾身份证号码
*
*@paramidCard
*身份证号码
*@return验证码是否符合
*/
publicstaticbooleanvalidateTWCard（StringidCard）{
Stringstart=idCard.substring（0,1）;
Stringmid=idCard.substring（1,9）;
Stringend=idCard.substring（9,10）;
IntegeriStart=twFirstCode.get（start）;
Integersum=iStart/10+（iStart%10）*9;
char[]chars=mid.toCharArray（）;
Integeriflag=8;
for（charc:
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）
*
*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
*
*
*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
*
*
*@paramidCard身份证号码
*@return验证码是否符合
*/
publicstaticbooleanvalidateHKCard（StringidCard）{
Stringcard=idCard.replaceAll（"[\\（|\\）]",""）;
Integersum=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;
}
Stringmid=card.substring（1,7）;
Stringend=card.substring（7,8）;
char[]chars=mid.toCharArray（）;
Integeriflag=7;
for（charc:
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
*
*@paramca
*字符数组
*@return数字数组
*/
publicstaticint[]converCharToInt（char[]ca）{
intlen=ca.length;
int[]iArr=newint[len];
try{
for（inti=0;iiArr[i]=Integer.parseInt（String.valueOf（ca[i]））;
}
}catch（NumberFormatExceptione）{
e.printStackTrace（）;
}
returniArr;
}
/**
*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
*
*@paramiArr
*@return身份证编码。
*/
publicstaticintgetPowerSum（int[]iArr）{
intiSum=0;
if（power.length==iArr.length）{
for（inti=0;ifor（intj=0;j
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