Java 身份证号码验证详解编程语言

import org.junit.Test; 
import java.text.SimpleDateFormat; 
import java.util.Calendar; 
import java.util.GregorianCalendar; 
import java.util.Hashtable; 
import java.util.regex.Matcher; 
import java.util.regex.Pattern; 
public class JunitIDCardTest { 
@Test 
public void test(){ 
System.out.println(IdentityCardVerification("110101199003074370")); 
} 
/** 
*身份证验证 
* @param idStr 
* @return 
*/ 
public static String IdentityCardVerification(String idStr){ 
String[] wf = { "1", "0", "x", "9", "8", "7", "6", "5", "4", "3", "2" }; 
String[] checkCode = { "7", "9", "10", "5", "8", "4", "2", "1", "6", "3", "7", "9", "10", "5", "8", "4", "2" }; 
String iDCardNo = ""; 
try { 
//判断号码的长度 15位或18位 
if (idStr.length() != 15 && idStr.length() != 18) { 
return "身份证号码长度应该为15位或18位"; 
} 
if (idStr.length() == 18) { 
iDCardNo = idStr.substring(0, 17); 
} else if (idStr.length() == 15) { 
iDCardNo = idStr.substring(0, 6) + "19" + idStr.substring(6, 15); 
} 
if (isStrNum(iDCardNo) == false) { 
return "身份证15位号码都应为数字;18位号码除最后一位外,都应为数字"; 
} 
//判断出生年月 
String strYear = iDCardNo.substring(6, 10);// 年份 
String strMonth = iDCardNo.substring(10, 12);// 月份 
String strDay = iDCardNo.substring(12, 14);// 月份 
if (isStrDate(strYear + "-" + strMonth + "-" + strDay) == false) { 
return "身份证生日无效"; 
} 
GregorianCalendar gc = new GregorianCalendar(); 
SimpleDateFormat s = new SimpleDateFormat("yyyy-MM-dd"); 
if ((gc.get(Calendar.YEAR) - Integer.parseInt(strYear)) > 150 || (gc.getTime().getTime() - s.parse(strYear + "-" + strMonth + "-" + strDay).getTime()) < 0) { 
return "身份证生日不在有效范围"; 
} 
if (Integer.parseInt(strMonth) > 12 || Integer.parseInt(strMonth) == 0) { 
return "身份证月份无效"; 
} 
if (Integer.parseInt(strDay) > 31 || Integer.parseInt(strDay) == 0) { 
return "身份证日期无效"; 
} 
//判断地区码 
Hashtable h = GetAreaCode(); 
if (h.get(iDCardNo.substring(0, 2)) == null) { 
return "身份证地区编码错误"; 
} 
//判断最后一位 
int theLastOne = 0; 
for (int i = 0; i < 17; i++) { 
theLastOne = theLastOne + Integer.parseInt(String.valueOf(iDCardNo.charAt(i))) * Integer.parseInt(checkCode[i]); 
} 
int modValue = theLastOne % 11; 
String strVerifyCode = wf[modValue]; 
iDCardNo = iDCardNo + strVerifyCode; 
if (idStr.length() == 18 &&!iDCardNo.equals(idStr)) { 
return "身份证无效，不是合法的身份证号码"; 
} 
}catch (Exception e){ 
e.printStackTrace(); 
} 
return ""; 
} 
/** 
* 地区代码 
* @return Hashtable 
*/ 
private static Hashtable GetAreaCode() { 
Hashtable hashtable = new Hashtable(); 
hashtable.put("11", "北京"); 
hashtable.put("12", "天津"); 
hashtable.put("13", "河北"); 
hashtable.put("14", "山西"); 
hashtable.put("15", "内蒙古"); 
hashtable.put("21", "辽宁"); 
hashtable.put("22", "吉林"); 
hashtable.put("23", "黑龙江"); 
hashtable.put("31", "上海"); 
hashtable.put("32", "江苏"); 
hashtable.put("33", "浙江"); 
hashtable.put("34", "安徽"); 
hashtable.put("35", "福建"); 
hashtable.put("36", "江西"); 
hashtable.put("37", "山东"); 
hashtable.put("41", "河南"); 
hashtable.put("42", "湖北"); 
hashtable.put("43", "湖南"); 
hashtable.put("44", "广东"); 
hashtable.put("45", "广西"); 
hashtable.put("46", "海南"); 
hashtable.put("50", "重庆"); 
hashtable.put("51", "四川"); 
hashtable.put("52", "贵州"); 
hashtable.put("53", "云南"); 
hashtable.put("54", "西藏"); 
hashtable.put("61", "陕西"); 
hashtable.put("62", "甘肃"); 
hashtable.put("63", "青海"); 
hashtable.put("64", "宁夏"); 
hashtable.put("65", "新疆"); 
hashtable.put("71", "台湾"); 
hashtable.put("81", "香港"); 
hashtable.put("82", "澳门"); 
hashtable.put("91", "国外"); 
return hashtable; 
} 
/** 
* 判断字符串是否为数字 
* @param str 
* @return 
*/ 
private static boolean isStrNum(String str) { 
Pattern pattern = Pattern.compile("[0-9]*"); 
Matcher isNum = pattern.matcher(str); 
if (isNum.matches()) { 
return true; 
} else { 
return false; 
} 
} 
/** 
* 判断字符串是否为日期格式 
* @param strDate 
* @return 
*/ 
public static boolean isStrDate(String strDate) { 
Pattern pattern = Pattern.compile("^((//d{2}(([02468][048])|([13579][26]))[//-/////s]?((((0?[13578])|(1[02]))[//-/////s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[//-/////s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[//-/////s]?((0?[1-9])|([1-2][0-9])))))|(//d{2}(([02468][1235679])|([13579][01345789]))[//-/////s]?((((0?[13578])|(1[02]))[//-/////s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[//-/////s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[//-/////s]?((0?[1-9])|(1[0-9])|(2[0-8]))))))(//s(((0?[0-9])|([1-2][0-3]))//:([0-5]?[0-9])((//s)|(//:([0-5]?[0-9])))))?$"); 
Matcher m = pattern.matcher(strDate); 
if (m.matches()) { 
return true; 
} else { 
return false; 
} 
} 
}