Common regular expressions - tool classes (mobile number, email, QQ, fax)

One 、 Front end verification

To be improved

Two 、 Background verification

package com.ccbx.ymjr.sms.utils;

import java.util.regex.Matcher;
import java.util.regex.Pattern;

/** *  Data validation using regular expressions  */
public class RegexValidateUtil {
    

    static boolean flag = false;
    static String regex = "";

    public static boolean check(String str, String regex) {
    
        try {
    
            Pattern pattern = Pattern.compile(regex);
            Matcher matcher = pattern.matcher(str);
            flag = matcher.matches();
        } catch (Exception e) {
    
            flag = false;
        }
        return flag;
    }

    /** *  Verify email  * * @param email * @return */
    public static boolean checkEmail(String email) {
    
        String regex = "^\\w+[-+.]\\w+)*@\\w+([-.]\\w+)*\\.\\w+([-.]\\w+)*$ ";
        return check(email, regex);
    }

    /** *  Verify phone number , All three carrier numbers can be verified ( No satellite communications 1349) * *  China telecom signal segment  133,149,153,173,174,177,180,181,189,199 *  China Unicom section  130,131,132,145,146,155,156,166,175,176,185,186 *  China mobile segment  134(0-8),135,136,137,138,139,147,148,150,151,152,157,158,159,165,178,182,183,184,187,188,198 *  The exclusive number segment of the network card （ It is used for surfing the Internet and sending and receiving SMS , Can't call ） *  For example, China Unicom is 145 *  Virtual operators  *  telecom ：1700,1701,1702 *  Move ：1703,1705,1706 *  Unicom ：1704,1707,1708,1709,171 *  Satellite communications ： 1349　　　　　 *  Unknown segment ：141、142、143、144、154 * * @param phone * @return */
    public static boolean checkPhone(String phone) {
    
        String regex = "^[1](([3|5|8][\\d])|([4][4,5,6,7,8,9])|([6][2,5,6,7])|([7][^9])|([9][1,8,9]))[\\d]{8}$";
        return check(phone, regex);
    }

    /** *  Verify the fixed line number  * * @param telephone * @return */
    public static boolean checkTelephone(String telephone) {
    
        String regex = "^(0\\d{2}-\\d{8}(-\\d{1,4})?)|(0\\d{3}-\\d{7,8}(-\\d{1,4})?)$";
        return  check(telephone, regex);
    }

    /** *  Verify fax number  * * @param fax * @return */
    public static boolean checkFax(String fax) {
    
        String regex = "^(0\\d{2}-\\d{8}(-\\d{1,4})?)|(0\\d{3}-\\d{7,8}(-\\d{1,4})?)$";
        return check(fax, regex);
    }

    /** *  verification QQ number  * * @param QQ * @return */
    public static boolean checkQQ(String QQ) {
    
        String regex = "^[1-9][0-9]{4,} $";
        return check(QQ, regex);
    }
}

remarks ： This part of the mobile phone number regular expression reference ： Civil pile