validate Ip String via regex - Android java.util.regex

Android examples for java.util.regex:IP Address Pattern

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Description

validate Ip String via regex

Demo Code


//package com.java2s;

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

public class Main {
    public static boolean validateIp(String aIp) {
        String IPADDRESS_PATTERN = "^([01]?\\d\\d?|2[0-4]\\d|25[0-5])\\.([01]?\\d\\d?|2[0-4]\\d|25[0-5])\\.([01]?\\d\\d?|2[0-4]\\d|25[0-5])\\.([01]?\\d\\d?|2[0-4]\\d|25[0-5])$";

        Pattern pattern = Pattern.compile(IPADDRESS_PATTERN);
        Matcher matcher = pattern.matcher(aIp);
        return matcher.matches();
    }//from ww w  . j a v a  2  s  .co  m
}

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