Java正则表达式校验邮箱和手机号

[html]  
import java.util.regex.Matcher;  
import java.util.regex.Pattern;  
public class CheckMobileAndEmail {  
    /**  
      * 验证邮箱地址是否正确  
      * @param email  
      * @return  
      */  
     public static boolean checkEmail(String email){  
      boolean flag = false;  
      try{  
       String check = "^([a-z0-9A-Z]+[-|\\.]?)+[a-z0-9A-Z]@([a-z0-9A-Z]+(-[a-z0-9A-Z]+)?\\.)+[a-zA-Z]{2,}$";  
       Pattern regex = Pattern.compile(check);  
       Matcher matcher = regex.matcher(email);  
       flag = matcher.matches();  
      }catch(Exception e){  
       flag = false;  
      }  
        
      return flag;  
     }  
     /**  
      * 验证手机号码  
      * @param mobiles  
      * @return  [0-9]{5,9}  
      */  
     public static boolean isMobileNO(String mobiles){  
      boolean flag = false;  
      try{  
       Pattern p = Pattern.compile("^((13[0-9])|(15[^4,\\D])|(18[0,5-9]))\\d{8}$");  
       Matcher m = p.matcher(mobiles);  
       flag = m.matches();  
      }catch(Exception e){  
       flag = false;  
      }  
      return flag;  
     }  
       
     //验证是否是数字
     public static boolean isNum(String number){  
          boolean flag = false;  
          try{  
           Pattern p = Pattern.compile("^[0-9]{5}$");  
           Matcher m = p.matcher(number);  
           flag = m.matches();  
          }catch(Exception e){  
           flag = false;  
          }  
          return flag;  
         }  
}