213 lines
7.5 KiB
Plaintext
213 lines
7.5 KiB
Plaintext
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package com.bonus.sys.beans;
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import java.util.HashMap;
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public class CheckCard {
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private String _codeError;
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//wi =2(n-1)(mod 11)
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final int[] wi = {7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2, 1};
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// verify digit
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final int[] vi = {1, 0, 'X', 9, 8, 7, 6, 5, 4, 3, 2};
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private int[] ai = new int[18];
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private static String[] _areaCode = {"11", "12", "13", "14", "15", "21", "22"
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, "23", "31", "32", "33", "34", "35", "36", "37", "41", "42", "43", "44"
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, "45", "46", "50", "51", "52", "53", "54", "61", "62", "63", "64", "65", "71", "81", "82", "91"};
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private static HashMap<String, Integer> dateMap;
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private static HashMap<String, String> areaCodeMap;
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static {
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dateMap = new HashMap<String, Integer>();
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dateMap.put("01", 31);
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dateMap.put("02", null);
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dateMap.put("03", 31);
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dateMap.put("04", 30);
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dateMap.put("05", 31);
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dateMap.put("06", 30);
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dateMap.put("07", 31);
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dateMap.put("08", 31);
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dateMap.put("09", 30);
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dateMap.put("10", 31);
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dateMap.put("11", 30);
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dateMap.put("12", 31);
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areaCodeMap = new HashMap<String, String>();
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for (String code : _areaCode) {
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areaCodeMap.put(code, null);
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}
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}
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//验证身份证位数,15位和18位身份证
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public boolean verifyLength(String code) {
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int length = code.length();
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if (length == 15 || length == 18) {
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return true;
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} else {
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_codeError = "错误：输入的身份证号不是15位和18位的";
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return false;
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}
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}
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//判断地区码
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public boolean verifyAreaCode(String code) {
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String areaCode = code.substring(0, 2);
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// Element child= _areaCodeElement.getChild("_"+areaCode);
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if (areaCodeMap.containsKey(areaCode)) {
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return true;
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} else {
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_codeError = "错误：输入的身份证号的地区码(1-2位)[" + areaCode + "]不符合中国行政区划分代码规定(GB/T2260-1999)";
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return false;
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}
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}
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//判断月份和日期
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public boolean verifyBirthdayCode(String code) {
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//验证月份
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String month = code.substring(10, 12);
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boolean isEighteenCode = (18 == code.length());
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if (!dateMap.containsKey(month)) {
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_codeError = "错误：输入的身份证号" + (isEighteenCode ? "(11-12位)" : "(9-10位)") + "不存在[" + month + "]月份,不符合要求(GB/T7408)";
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return false;
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}
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//验证日期
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String dayCode = code.substring(12, 14);
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Integer day = dateMap.get(month);
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String yearCode = code.substring(6, 10);
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Integer year = Integer.valueOf(yearCode);
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//非2月的情况
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if (day != null) {
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if (Integer.valueOf(dayCode) > day || Integer.valueOf(dayCode) < 1) {
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_codeError = "错误：输入的身份证号" + (isEighteenCode ? "(13-14位)" : "(11-13位)") + "[" + dayCode + "]号不符合小月1-30天大月1-31天的规定(GB/T7408)";
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return false;
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}
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}
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//2月的情况
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else {
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//闰月的情况
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if ((year % 4 == 0 && year % 100 != 0) || (year % 400 == 0)) {
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if (Integer.valueOf(dayCode) > 29 || Integer.valueOf(dayCode) < 1) {
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_codeError = "错误：输入的身份证号" + (isEighteenCode ? "(13-14位)" : "(11-13位)") + "[" + dayCode + "]号在" + year + "闰年的情况下未符合1-29号的规定(GB/T7408)";
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return false;
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}
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}
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//非闰月的情况
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else {
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if (Integer.valueOf(dayCode) > 28 || Integer.valueOf(dayCode) < 1) {
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_codeError = "错误：输入的身份证号" + (isEighteenCode ? "(13-14位)" : "(11-13位)") + "[" + dayCode + "]号在" + year + "平年的情况下未符合1-28号的规定(GB/T7408)";
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return false;
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}
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}
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}
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return true;
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}
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//验证身份除了最后位其他的是否包含字母
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public boolean containsAllNumber(String code) {
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String str = "";
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if (code.length() == 15) {
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str = code.substring(0, 15);
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} else if (code.length() == 18) {
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str = code.substring(0, 17);
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}
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char[] ch = str.toCharArray();
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for (int i = 0; i < ch.length; i++) {
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if (!(ch[i] >= '0' && ch[i] <= '9')) {
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_codeError = "错误：输入的身份证号第" + (i + 1) + "位包含字母";
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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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public String getCodeError() {
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return _codeError;
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}
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//验证身份证
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public boolean verify(String idcard) {
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_codeError = "";
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//验证身份证位数,15位和18位身份证
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if (!verifyLength(idcard)) {
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return false;
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}
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//验证身份除了最后位其他的是否包含字母
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if (!containsAllNumber(idcard)) {
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return false;
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}
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//如果是15位的就转成18位的身份证
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String eifhteencard = "";
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if (idcard.length() == 15) {
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eifhteencard = uptoeighteen(idcard);
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} else {
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eifhteencard = idcard;
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}
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//验证身份证的地区码
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if (!verifyAreaCode(eifhteencard)) {
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return false;
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}
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//判断月份和日期
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if (!verifyBirthdayCode(eifhteencard)) {
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return false;
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}
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//验证18位校验码,校验码采用ISO 7064：1983，MOD 11-2 校验码系统
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if (!verifyMOD(eifhteencard)) {
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return false;
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}
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return true;
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}
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//验证18位校验码,校验码采用ISO 7064：1983，MOD 11-2 校验码系统
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public boolean verifyMOD(String code) {
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String verify = code.substring(17, 18);
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if ("x".equals(verify)) {
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code = code.replaceAll("x", "X");
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verify = "X";
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}
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String verifyIndex = getVerify(code);
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if (verify.equals(verifyIndex)) {
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return true;
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}
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// int x=17;
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// if(code.length()==15){
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// x=14;
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// }
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_codeError = "错误：输入的身份证号最末尾的数字验证码错误";
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return false;
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}
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//获得校验位
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public String getVerify(String eightcardid) {
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int remaining = 0;
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if (eightcardid.length() == 18) {
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eightcardid = eightcardid.substring(0, 17);
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}
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if (eightcardid.length() == 17) {
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int sum = 0;
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for (int i = 0; i < 17; i++) {
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String k = eightcardid.substring(i, i + 1);
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ai[i] = Integer.parseInt(k);
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}
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for (int i = 0; i < 17; i++) {
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sum = sum + wi[i] * ai[i];
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}
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remaining = sum % 11;
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}
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return remaining == 2 ? "X" : String.valueOf(vi[remaining]);
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}
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//15位转18位身份证
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public String uptoeighteen(String fifteencardid) {
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String eightcardid = fifteencardid.substring(0, 6);
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eightcardid = eightcardid + "19";
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eightcardid = eightcardid + fifteencardid.substring(6, 15);
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eightcardid = eightcardid + getVerify(eightcardid);
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return eightcardid;
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}
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}
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