正则表达式验证RegExCheckUtil

package com.cs.common.util;import java.util.regex.Matcher;import java.util.regex.Pattern;/** * @author  * */public class RegExCheckUtil {/*** 身份证校验位*/public static String[] CHECK_DIGIT={"1","0","X","9","8","7","6","5","4","3","2"};/*** 身份证加权因子*/public static int[] gene={7,9,10,5,8,4,2,1,6,3,7,9,10,5,8,4,2,1};/*** 判断是否为email* @param email* @return 是email返回true; 不是email返回false*/public static boolean isEmail(String email){   if(email==null||email.equals(""))return false;   Pattern pattern = Pattern.compile("^\\w+([-+.]\\w+)*@\\w+([-.]\\w+)*\\.\\w+([-.]\\w+)*$");   Matcher isMail = pattern.matcher(email);   return isMail.matches();}/*** 判断字符串是否为数字* @param email* @return 是数字返回true; 不是数字返回false*/public static boolean isNum(String num){   if(num==null ||num.equals(""))return false;   Pattern pattern = Pattern.compile("[0-9]*");   Matcher isNum = pattern.matcher(num);   return isNum.matches();}/*** 判断是否为手机号*/public static boolean isMobile(String mo){   if(mo==null||mo.equals(""))return false;   Pattern pattern=Pattern.compile("^1[35]\\d{9}$");   Matcher isMobile=pattern.matcher(mo);   return isMobile.matches();}/*** 判断是否为身份证号^(\d{15}|(\d{17}[xX\d]))$*/public static boolean isIdentityCard(String card){//   if(card==null||card.equals(""))return false;//   if(card.length()!=15&&card.length()!=18)return false;//   Pattern pattern=Pattern.compile("^(\\d{15}|(\\d{17}[xX\\d]))$");//   Matcher isIdentityCard=pattern.matcher(card);//   return isIdentityCard.matches();   if(card==null||card.equals(""))return false;   if(card.length()!=15&&card.length()!=18)return false;   Pattern pattern=Pattern.compile("^(\\d{15}|(\\d{17}[xX\\d]))$");   Matcher isIdentityCard=pattern.matcher(card);   if(!isIdentityCard.matches()) return false;   if(card.length()==18)   {    int yearPrefix=Integer.parseInt(card.substring(6,8));    if(yearPrefix<19||yearPrefix>21)return false;//出生日期必须大于1900年小于2100年    int month=Integer.parseInt(card.substring(10,12));    if(month>12||month==0)return false;      //验证月    int day=Integer.parseInt(card.substring(12,14));    if(day>31||day==0)return false;      //验证日    String checkDigit=getCheckDigitFor18(card);    if(checkDigit.equals("-1"))return false;    if(checkDigit.equals(card.substring(17,18).toUpperCase()))    {     return true;    }else    {     return false;    }   }else if(card.length()==15)   {    int month=Integer.parseInt(card.substring(8,10));    if(month>12||month==0)return false;      //验证月    int day=Integer.parseInt(card.substring(10,12));    if(day>31||day==0)return false;     return true;   }   return false; }private static String getCheckDigitFor18(String card){   if(card==null||card.equals(""))return "-1";   int sum=0;   for(int i=0;i<17;i++)   {    sum+=Integer.parseInt(card.substring(i,i+1))*gene[i];   }   return CHECK_DIGIT[sum%11];}/** * 判断电话号码是否为国内手机号码<br> * 系统判断客户是国内手机用户（主叫号码前缀为13/15/18的11位有效数字）<br> *  * @param phoneNo *            电话号码 * @return */public static boolean isChinaPhoneNo(String phoneNo) {phoneNo = phoneNo.trim();if (phoneNo.length() < 11) {return false;} else {phoneNo = phoneNo.substring(phoneNo.length() - 11);String regEx = "^(13|15|18)\\d{9}$";Pattern pattern = Pattern.compile(regEx);Matcher matcher = pattern.matcher(phoneNo);return matcher.matches();}}}