简单的大陆检验身份证（udf）

import org.apache.commons.lang3.StringUtils;import org.apache.hadoop.hive.ql.exec.UDF;import java.text.ParseException;import java.text.SimpleDateFormat;import java.util.*;public class CheckSFZ extends UDF {    // 省或直辖市开头代码    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" };    // 最低年限    public static final int MINYear = 1900;    // 加权因子    public static final int power[] = { 7,9,10,5,8,4,2,1,6,3,7,2 };    // 第18位校检码    public static final String lastCode[] = {  "X","9","8","7","6","5","4","3","2","1","0" };    // 验证15位身份编码是否合法    public  boolean validateIdCard15(String idCard) {        if (isNum(idCard)) {            String proCode = idCard.substring(0,2);            if (!Arrays.asList(cityCode).contains(proCode)){                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;    }    // 数字验证（15位的都是数字）    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,public static boolean valiDate(int iYear,int iMonth,int iDate) {        Calendar cal = Calendar.getInstance();        int year = cal.get(Calendar.YEAR);        int datePerMonth;        if (iYear < MINYear || 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 > MINYear && iYear < year);                datePerMonth = dm ? 29 : 28;                break;            default:                datePerMonth = 31;        }        return (iDate >= 1) && (iDate <= datePerMonth);    }    // 15转18位    public String conver15CardTo18(String idCard) {        String idCard18 = "";        if (idCard.length() != 15) {            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;    }    // 将字符数组转换成数字数组    public static int[] converCharToInt(char[] ca) {        int len = ca.length;        int[] Arr = new int[len];        try {            for (int i = 0; i < len; i++) {                Arr[i] = Integer.parseInt(String.valueOf(ca[i]));            }        } catch (NumberFormatException e) {            e.printStackTrace();        }        return Arr;    }    // 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    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    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;    }    // 验证18位身份编码是否合法    public static boolean validateIdCard18(String idCard) {        boolean bTrue = false;        if(StringUtils.isBlank(idCard)){            return false;        }        if (idCard.length() == 18) {            //地区校验            String proCode = idCard.substring(0,2);            if (!Arrays.asList(cityCode).contains(proCode)){                return false;            }            //生日校验            if(!isDate(idCard)||!isPriDate(idCard)){                return false;            }            //验证码校验            // 前17位            String code17 = idCard.substring(0,17);            // 第18位            String code18 = idCard.substring(17,18);            if (!Arrays.asList(lastCode).contains(code18)){ return  false;}            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;    }    // 日期校验    public static boolean isDate(String idCard){        String dat=idCard.substring(6,14);        SimpleDateFormat sdf=new SimpleDateFormat("yyyyMMdd");        try {            sdf.setLenient(false);//此处指定日期/时间解析是否不严格，在true是不严格，false时为严格            sdf.parse(dat);//从给定字符串的开始解析文本，以生成一个日期        }        catch (Exception e) {            return false;        }        return true;    }    // 判断是否是过去的日期    public static boolean isPriDate(String idCard){        String str=idCard.substring(6,14);        boolean flag = false;        Date nowDate = new Date();        Date pastDate = null;        //格式化日期        SimpleDateFormat sdf = new SimpleDateFormat("yyyyMMdd",Locale.CHINA);        //在日期字符串非空时执行        if (StringUtils.isNotBlank(str)) {            try {                //将字符串转为日期格式，如果此处字符串为非合法日期就会抛出异常。                pastDate = sdf.parse(str);                //调用Date里面的before方法来做判断                flag = pastDate.before(nowDate);            } catch (ParseException e) {                e.printStackTrace();            }        }        return flag;    }    public String evaluate(String sfzjh){        if(sfzjh == null || "".equals(sfzjh) ){            return "身份证件号有误";        }        if(sfzjh.length() != 15 && sfzjh.length() != 18){            return "身份证件号有误";        }        if(sfzjh.length() == 18){            if (!validateIdCard18(sfzjh)){                return "身份证件号有误";            }        }        if(sfzjh.length() == 15){           if (!validateIdCard15(sfzjh)){               return "身份证件号有误";           }           sfzjh = conver15CardTo18(sfzjh);        }        return sfzjh;    }   /* public static void main(String[] args) {        CheckSFZ cf = new CheckSFZ();        String sfzjh = "360731960102400";        System.out.println(cf.evaluate(sfzjh));    }*/}