Java正則表達式校驗郵箱和手機號

    String check = "^([a-z0-9A-Z]+[-|.]?)+[a-z0-9A-Z]@
    ([a-z0-9A-Z]+(-[a-z0-9A-Z]+)?.)+[a-zA-Z]{2,}$";
    Pattern regex = Pattern.compile(check);
    Matcher matcher = regex.matcher(email);
    flag = matcher.matches();
    }catch(Exception e){
    flag = false;
    }
    return flag;
    }
    /**
    * 驗證手機號碼
    * @param mobiles
    * @return [0-9]{5,9}
    */
    public static boolean isMobileNO(String mobiles){
    boolean flag = false;
    try{
    Pattern p = Pattern.compile("^((13[0-9])|(15[^4,D])|(18[0,5-9]))d{8}$");
    Matcher m = p.matcher(mobiles);
    flag = m.matches();
    }catch(Exception e){
    flag = false;
    }
    return flag;
    }
    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;
    }
    }