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@@ -0,0 +1,414 @@
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+package com.ym.mec.util.idcard;
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+
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+import java.text.ParseException;
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+import java.text.SimpleDateFormat;
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+import java.util.Calendar;
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+import java.util.Date;
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+import java.util.GregorianCalendar;
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+import java.util.regex.Pattern;
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+
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+import com.ym.mec.util.exception.UtilException;
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+
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+public class IdcardValidator {
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+ /**
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+ * 省,直辖市代码表: { 11:"北京",12:"天津",13:"河北",14:"山西",15:"内蒙古",
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+ * 21:"辽宁",22:"吉林",23:"黑龙江",31:"上海",32:"江苏",
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+ * 33:"浙江",34:"安徽",35:"福建",36:"江西",37:"山东",41:"河南",
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+ * 42:"湖北",43:"湖南",44:"广东",45:"广西",46:"海南",50:"重庆",
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+ * 51:"四川",52:"贵州",53:"云南",54:"西藏",61:"陕西",62:"甘肃",
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+ * 63:"青海",64:"宁夏",65:"新疆",71:"台湾",81:"香港",82:"澳门",91:"国外"}
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+ */
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+ protected String codeAndCity[][] = { { "11", "北京" }, { "12", "天津" }, { "13", "河北" }, { "14", "山西" }, { "15", "内蒙古" }, { "21", "辽宁" }, { "22", "吉林" },
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+ { "23", "黑龙江" }, { "31", "上海" }, { "32", "江苏" }, { "33", "浙江" }, { "34", "安徽" }, { "35", "福建" }, { "36", "江西" }, { "37", "山东" }, { "41", "河南" },
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+ { "42", "湖北" }, { "43", "湖南" }, { "44", "广东" }, { "45", "广西" }, { "46", "海南" }, { "50", "重庆" }, { "51", "四川" }, { "52", "贵州" }, { "53", "云南" },
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+ { "54", "西藏" }, { "61", "陕西" }, { "62", "甘肃" }, { "63", "青海" }, { "64", "宁夏" }, { "65", "新疆" }, { "71", "台湾" }, { "81", "香港" }, { "82", "澳门" },
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+ { "91", "国外" } };
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+
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+ private String cityCode[] = { "11", "12", "13", "14", "15", "21", "22", "23", "31", "32", "33", "34", "35", "36", "37", "41", "42", "43", "44", "45", "46",
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+ "50", "51", "52", "53", "54", "61", "62", "63", "64", "65", "71", "81", "82", "91" };
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+
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+ // 每位加权因子
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+ private int power[] = { 7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2 };
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+
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+ /**
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+ * 验证所有的身份证的合法性
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+ *
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+ * @param idcard
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+ * @return
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+ */
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+ public boolean isValidatedAllIdcard(String idcard) {
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+ if (idcard.length() == 15) {
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+ idcard = this.convertIdcarBy15bit(idcard);
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+ }
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+ return this.isValidate18Idcard(idcard);
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+ }
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+
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+ /**
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+ * <p>
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+ * 判断18位身份证的合法性
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+ * </p>
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+ * 根据〖中华人民共和国国家标准GB11643-1999〗中有关公民身份号码的规定,公民身份号码是特征组合码,由十七位数字本体码和一位数字校验码组成。
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+ * 排列顺序从左至右依次为:六位数字地址码,八位数字出生日期码,三位数字顺序码和一位数字校验码。
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+ * <p>
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+ * 顺序码: 表示在同一地址码所标识的区域范围内,对同年、同月、同 日出生的人编定的顺序号,顺序码的奇数分配给男性,偶数分配 给女性。
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+ * </p>
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+ * <p>
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+ * 1.前1、2位数字表示:所在省份的代码; 2.第3、4位数字表示:所在城市的代码; 3.第5、6位数字表示:所在区县的代码;
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+ * 4.第7~14位数字表示:出生年、月、日; 5.第15、16位数字表示:所在地的派出所的代码;
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+ * 6.第17位数字表示性别:奇数表示男性,偶数表示女性;
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+ * 7.第18位数字是校检码:也有的说是个人信息码,一般是随计算机的随机产生,用来检验身份证的正确性。校检码可以是0~9的数字,有时也用x表示。
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+ * </p>
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+ * <p>
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+ * 第十八位数字(校验码)的计算方法为: 1.将前面的身份证号码17位数分别乘以不同的系数。从第一位到第十七位的系数分别为:7 9 10 5 8 4
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+ * 2 1 6 3 7 9 10 5 8 4 2
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+ * </p>
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+ * <p>
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+ * 2.将这17位数字和系数相乘的结果相加。
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+ * </p>
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+ * <p>
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+ * 3.用加出来和除以11,看余数是多少?
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+ * </p>
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+ * 4.余数只可能有0 1 2 3 4 5 6 7 8 9 10这11个数字。其分别对应的最后一位身份证的号码为1 0 X 9 8 7 6 5 4 3
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+ * 2。
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+ * <p>
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+ * 5.通过上面得知如果余数是2,就会在身份证的第18位数字上出现罗马数字的Ⅹ。如果余数是10,身份证的最后一位号码就是2。
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+ * </p>
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+ *
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+ * @param idcard
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+ * @return
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+ */
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+ public boolean isValidate18Idcard(String idcard) {
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+ // 非18位为假
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+ if (idcard.length() != 18) {
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+ return false;
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+ }
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+ // 获取前17位
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+ String idcard17 = idcard.substring(0, 17);
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+ // 获取第18位
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+ String idcard18Code = idcard.substring(17, 18);
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+ char c[] = null;
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+ String checkCode = "";
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+ // 是否都为数字
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+ if (isDigital(idcard17)) {
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+ c = idcard17.toCharArray();
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+ } else {
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+ return false;
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+ }
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+
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+ if (null != c) {
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+ int bit[] = new int[idcard17.length()];
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+
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+ bit = converCharToInt(c);
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+
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+ int sum17 = 0;
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+
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+ sum17 = getPowerSum(bit);
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+
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+ // 将和值与11取模得到余数进行校验码判断
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+ checkCode = getCheckCodeBySum(sum17);
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+ if (null == checkCode) {
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+ return false;
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+ }
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+ // 将身份证的第18位与算出来的校码进行匹配,不相等就为假
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+ if (!idcard18Code.equalsIgnoreCase(checkCode)) {
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+ return false;
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+ }
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+ }
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+ return true;
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+ }
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+
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+ /**
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+ * 验证15位身份证的合法性,该方法验证不准确,最好是将15转为18位后再判断,该类中已提供。
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+ *
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+ * @param idcard
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+ * @return
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+ */
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+ public boolean isValidate15Idcard(String idcard) {
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+ // 非15位为假
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+ if (idcard.length() != 15) {
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+ return false;
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+ }
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+
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+ // 是否全都为数字
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+ if (isDigital(idcard)) {
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+ String provinceid = idcard.substring(0, 2);
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+ String birthday = idcard.substring(6, 12);
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+ int year = Integer.parseInt(idcard.substring(6, 8));
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+ int month = Integer.parseInt(idcard.substring(8, 10));
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+ int day = Integer.parseInt(idcard.substring(10, 12));
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+
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+ // 判断是否为合法的省份
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+ boolean flag = false;
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+ for (String id : cityCode) {
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+ if (id.equals(provinceid)) {
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+ flag = true;
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+ break;
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+ }
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+ }
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+ if (!flag) {
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+ return false;
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+ }
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+ // 该身份证生出日期在当前日期之后时为假
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+ Date birthdate = null;
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+ try {
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+ birthdate = new SimpleDateFormat("yyMMdd").parse(birthday);
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+ } catch (ParseException e) {
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+ e.printStackTrace();
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+ }
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+ if (birthdate == null || new Date().before(birthdate)) {
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+ return false;
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+ }
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+
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+ // 判断是否为合法的年份
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+ GregorianCalendar curDay = new GregorianCalendar();
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+ int curYear = curDay.get(Calendar.YEAR);
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+ int year2bit = Integer.parseInt(String.valueOf(curYear).substring(2));
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+
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+ // 判断该年份的两位表示法,小于50的和大于当前年份的,为假
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+ if ((year < 50 && year > year2bit)) {
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+ return false;
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+ }
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+
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+ // 判断是否为合法的月份
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+ if (month < 1 || month > 12) {
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+ return false;
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+ }
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+
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+ // 判断是否为合法的日期
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+ boolean mflag = false;
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+ curDay.setTime(birthdate); // 将该身份证的出生日期赋于对象curDay
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+ switch (month) {
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+ case 1:
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+ case 3:
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+ case 5:
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+ case 7:
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+ case 8:
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+ case 10:
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+ case 12:
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+ mflag = (day >= 1 && day <= 31);
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+ break;
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+ case 2: // 公历的2月非闰年有28天,闰年的2月是29天。
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+ if (curDay.isLeapYear(curDay.get(Calendar.YEAR))) {
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+ mflag = (day >= 1 && day <= 29);
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+ } else {
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+ mflag = (day >= 1 && day <= 28);
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+ }
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+ break;
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+ case 4:
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+ case 6:
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+ case 9:
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+ case 11:
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+ mflag = (day >= 1 && day <= 30);
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+ break;
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+ }
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+ if (!mflag) {
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+ return false;
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+ }
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+ } else {
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+ return false;
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+ }
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+ return true;
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+ }
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+
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+ /**
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+ * 将15位的身份证转成18位身份证
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+ *
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+ * @param idcard
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+ * @return
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+ */
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+ public String convertIdcarBy15bit(String idcard) {
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+ String idcard17 = null;
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+ // 非15位身份证
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+ if (idcard.length() != 15) {
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+ return null;
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+ }
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+
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+ if (isDigital(idcard)) {
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+ // 获取出生年月日
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+ String birthday = idcard.substring(6, 12);
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+ Date birthdate = null;
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+ try {
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+ birthdate = new SimpleDateFormat("yyMMdd").parse(birthday);
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+ } catch (ParseException e) {
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+ throw new UtilException("日期转换出错", e);
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+ }
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+ Calendar cday = Calendar.getInstance();
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+ cday.setTime(birthdate);
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+ String year = String.valueOf(cday.get(Calendar.YEAR));
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+
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+ idcard17 = idcard.substring(0, 6) + year + idcard.substring(8);
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+
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+ char c[] = idcard17.toCharArray();
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+ String checkCode = "";
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+
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+ if (null != c) {
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+ int bit[] = new int[idcard17.length()];
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+
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+ // 将字符数组转为整型数组
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+ bit = converCharToInt(c);
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+ int sum17 = 0;
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+ sum17 = getPowerSum(bit);
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+
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+ // 获取和值与11取模得到余数进行校验码
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+ checkCode = getCheckCodeBySum(sum17);
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+ // 获取不到校验位
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+ if (null == checkCode) {
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+ return null;
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+ }
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+
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+ // 将前17位与第18位校验码拼接
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+ idcard17 += checkCode;
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+ }
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+ } else { // 身份证包含数字
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+ return null;
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+ }
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+ return idcard17;
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+ }
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+
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+ /**
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+ * 15位和18位身份证号码的基本数字和位数验校
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+ *
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+ * @param idcard
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+ * @return
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+ */
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+ public boolean isIdcard(String idcard) {
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+ return idcard == null || "".equals(idcard) ? false : Pattern.matches("(^\\d{15}$)|(\\d{17}(?:\\d|x|X)$)", idcard);
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+ }
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+
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+ /**
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+ * 15位身份证号码的基本数字和位数验校
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+ *
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+ * @param idcard
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+ * @return
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+ */
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+ public boolean is15Idcard(String idcard) {
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+ return idcard == null || "".equals(idcard) ? false : Pattern.matches("^[1-9]\\d{7}((0\\d)|(1[0-2]))(([0|1|2]\\d)|3[0-1])\\d{3}$", idcard);
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+ }
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+
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+ /**
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+ * 18位身份证号码的基本数字和位数验校
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+ *
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+ * @param idcard
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+ * @return
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+ */
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+ public boolean is18Idcard(String idcard) {
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+ return Pattern.matches("^[1-9]\\d{5}[1-9]\\d{3}((0\\d)|(1[0-2]))(([0|1|2]\\d)|3[0-1])\\d{3}([\\d|x|X]{1})$", idcard);
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+ }
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+
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+ /**
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+ * 数字验证
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+ *
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+ * @param str
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+ * @return
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+ */
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+ public boolean isDigital(String str) {
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+ return str == null || "".equals(str) ? false : str.matches("^[0-9]*$");
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+ }
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+
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+ /**
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+ * 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
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+ *
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+ * @param bit
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+ * @return
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+ */
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+ public int getPowerSum(int[] bit) {
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+
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+ int sum = 0;
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+
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+ if (power.length != bit.length) {
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+ return sum;
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+ }
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+
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+ for (int i = 0; i < bit.length; i++) {
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+ for (int j = 0; j < power.length; j++) {
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+ if (i == j) {
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+ sum = sum + bit[i] * power[j];
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+ }
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+ }
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+ }
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+ return sum;
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+ }
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+
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+ /**
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+ * 将和值与11取模得到余数进行校验码判断
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+ *
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+ * @param checkCode
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+ * @param sum17
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+ * @return 校验位
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+ */
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+ public String getCheckCodeBySum(int sum17) {
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+ String checkCode = null;
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+ switch (sum17 % 11) {
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+ case 10:
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+ checkCode = "2";
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+ break;
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+ case 9:
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+ checkCode = "3";
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+ break;
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+ case 8:
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+ checkCode = "4";
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+ break;
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+ case 7:
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+ checkCode = "5";
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+ break;
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+ case 6:
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+ checkCode = "6";
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+ break;
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+ case 5:
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+ checkCode = "7";
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+ break;
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+ case 4:
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+ checkCode = "8";
|
|
|
+ break;
|
|
|
+ case 3:
|
|
|
+ checkCode = "9";
|
|
|
+ break;
|
|
|
+ case 2:
|
|
|
+ checkCode = "x";
|
|
|
+ break;
|
|
|
+ case 1:
|
|
|
+ checkCode = "0";
|
|
|
+ break;
|
|
|
+ case 0:
|
|
|
+ checkCode = "1";
|
|
|
+ break;
|
|
|
+ }
|
|
|
+ return checkCode;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 将字符数组转为整型数组
|
|
|
+ *
|
|
|
+ * @param c
|
|
|
+ * @return
|
|
|
+ * @throws NumberFormatException
|
|
|
+ */
|
|
|
+ public int[] converCharToInt(char[] c) throws NumberFormatException {
|
|
|
+ int[] a = new int[c.length];
|
|
|
+ int k = 0;
|
|
|
+ for (char temp : c) {
|
|
|
+ a[k++] = Integer.parseInt(String.valueOf(temp));
|
|
|
+ }
|
|
|
+ return a;
|
|
|
+ }
|
|
|
+
|
|
|
+ public static void main(String[] args) throws Exception {
|
|
|
+
|
|
|
+ String idcard15 = "";
|
|
|
+ String idcard18 = "";
|
|
|
+ IdcardValidator iv = new IdcardValidator();
|
|
|
+ boolean flag = false;
|
|
|
+ flag = iv.isValidate18Idcard(idcard18);
|
|
|
+ System.out.println(flag);
|
|
|
+
|
|
|
+ flag = iv.isValidate15Idcard(idcard15);
|
|
|
+ System.out.println(flag);
|
|
|
+
|
|
|
+ System.out.println(iv.convertIdcarBy15bit(idcard15));
|
|
|
+ flag = iv.isValidate18Idcard(iv.convertIdcarBy15bit(idcard15));
|
|
|
+ System.out.println(flag);
|
|
|
+
|
|
|
+ System.out.println(iv.isValidatedAllIdcard(idcard18));
|
|
|
+
|
|
|
+ }
|
|
|
+}
|