java验证身份证号码及编码规则和提取相应信息

java验证身份证号码及编码规则和提取相应信息/** * 将15位的身份证转成18位身份证* * @param idcard * @return */ public String convertIdcarBy15bit(String idcard){ String idcard17 = null; // 非15位身份证if (idcard.length() != 15){ return null; } if (isDigital(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 cday =Calendar.getInstance();cday.setTime(birthdate); String year = String.valueOf(cday.get(Calendar.YEAR));idcard17 = idcard.substring(0, 6) + year +idcard.substring(8); char c[] =idcard17.toCharArray(); StringcheckCode = ""; if (null != c){ int bit[] = new int[idcard17.length()]; // 将字符数组转为整型数组bit = converCharToInt(c); int sum17 = 0; sum17 = getPowerSum(bit); // 获取和值与11取模得到余数进行校验码checkCode = getCheckCodeBySum(sum17);// 获取不到校验位if (null == checkCode) { returnnull; } // 将前17位与第18位校验码拼接idcard17 += checkCode; } } else { //身份证包含数字return null; } return idcard17; } /** * 15位和18位身份证号码的基本数字和位数验校* * @param idcard * @return */ public boolean isIdcard(String idcard) { return idcard == null || "".equals(idcard) ? false :Pattern.matches( "(^\\d{15}$)|(\\d{17 }(?:\\d|x|X)$)", idcard); } /** * 15位身份证号码的基本数字和位数验校* * @param idcard * @return */ publicboolean is15Idcard(String idcard) { 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}$",idcard); } /** * 18位身份证号码的基本数字和位数验校* * @param idcard * @return */ public booleanis18Idcard(String idcard) { returnPattern .matches("^[1-9]\\d{5}[1-9]\\d{3}((0\\d)|(1[0-2]))(([0|1|2]\\d)|3[0-1])\\d{ 3}([\\d|x|X]{1})$",idcard); } /** * 数字验证* * @param str * @return */ public boolean isDigital(String str) { return str == null || "".equals(str) ? false :str.matches("^[0-9]*$"); } /** * 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 bit * @return */ public int getPowerSum(int[] bit) { int sum = 0; if (power.length != bit.length) { return sum; } for (int i = 0; i <bit.length; i++) { for (int j = 0; j < power.length; j++) { if (i == j){ sum = sum + bit[i] *power[j]; } } } return sum; } /*** 将和值与11取模得到余数进行校验码判断** @param checkCode * @param sum17 * @return 校验位*/ public String getCheckCodeBySum(int sum17) { String checkCode = null; switch (sum17 % 11){ case 10: checkCode = "2"; break; case 9: checkCode = "3"; break; case 8: checkCode = "4"; break;case 7: checkCode = "5";break; case 6: checkCode = "6"; break; case 5: checkCode = "7"; break;case 4: 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 = newint[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));} } 提取身份证相关信息:IdcardInfoExtractor.java Java代码importjava.text.SimpleDateFormat; import java.util.Calendar; import java.util.Date; importjava.util.GregorianCalendar; import java.util.HashMap; import java.util.Map; import java.util.Set; /** * <p> * 类说明:提取身份证相关信息* </p> */ public class IdcardInfoExtractor{ // 省份private String province;// 城市private String city; // 区县private String region; // 年份private int year; // 月份private int month; // 日期private int day; // 性别private String gender; // 出生日期private Date birthday; private Map<String, String> cityCodeMap = new HashMap<String, String>(){ { this.put("11", "北京"); this.put("12", "天津"); this.put("13", "河北"); this.put("14", "山西");this.put("15", "内蒙古"); this.put("21", "辽宁"); this.put("22", "吉林");this.put("23", "黑龙江"); this.put("31", "上海"); this.put("32", "江苏");this.put("33", "浙江"); this.put("34", "安徽"); this.put("35", "福建");this.put("36", "江西"); this.put("37", "山东"); this.put("41", "河南");this.put("42", "湖北"); this.put("43", "湖南"); this.put("44", "广东");this.put("45", "广西"); this.put("46", "海南"); this.put("50", "重庆");this.put("51", "四川"); this.put("52", "贵州"); this.put("53", "云南");this.put("54", "西藏"); this.put("61", "陕西"); this.put("62", "甘肃");this.put("63", "青海"); this.put("64", "宁夏"); this.put("65", "新疆");this.put("71", "台湾"); this.put("81", "香港"); this.put("82", "澳门");this.put("91", "国外"); } };private IdcardValidator validator = null; /*** 通过构造方法初始化各个成员属性*/public IdcardInfoExtractor(String idcard) { try { validator = new IdcardValidator();if (validator.isValidatedAllIdcard(idcard)){ if (idcard.length() == 15){ idcard =validator.convertIdcarBy15bit(idcard);} // 获取省份String provinceId = idcard.substring(0, 2);Set<String> key = this.cityCodeMap.keySet();for (String id : key) { if(id.equals(provinceId)){ this.province =this.cityCodeMap.get(id);break; } } // 获取性别String id17 =idcard.substring(16, 17); if (Integer.parseInt(id17) % 2 != 0){ this.gender = "男"; } else{ this.gender = "女"; } // 获取出生日期String birthday =idcard.substring(6, 14); Date birthdate = newSimpleDateFormat("yyyyMMdd").parse(birthday); this.birthday = birthdate; GregorianCalendar currentDay = new GregorianCalendar();currentDay.setTime(birthdate);this.year = currentDay.get(Calendar.YEAR);this.month = currentDay.get(Calendar.MONTH) + 1; this.day =currentDay.get(Calendar.DAY_OF_MONTH);} } catch (Exception e){ e.printStackTrace(); } } /** * @return the province */ public String getProvince() { return province; } /** * @return the city */ public String getCity() { return city; } /** * @return the region*/ public String getRegion() { return region; } /** * @return the year */ public int getYear() { returnyear; } /** * @return the month */ public int getMonth() { return month; } /** * @return the day*/ public int getDay() { returnday; } /** * @return the gender */ public String getGender() { return gender; } /** * @return the birthday */ public Date getBirthday(){ return birthday; }@Override public String toString(){ return "省份：" + this.province + ",性别：" + this.gender + ",出生日期：" +this.birthday; } public static voidmain(String[] args) { String idcard = ""; IdcardInfoExtractor ie = new IdcardInfoExtractor(idcard); System.out.println(ie.toString()); } }。