Java Utililty Methods IP Address Validate

List of utility methods to do IP Address Validate

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Description

The list of methods to do IP Address Validate are organized into topic(s).

Method

booleanisIp(final String input)
is Ip 
if (null == input || "".equals(input)) {
    return false;
String ip = input.trim();
return (isIPv4Address(ip) || isIPv6Address(ip));
booleanisIp(Object obj)
is Ip 
return matches(IP_PATTERN, obj);
booleanisIP(String input)
Checks if a given string is an IP address. 
String regex = "(?:[0-9]{1,3}\\.){3}[0-9]{1,3}";
Pattern p = Pattern.compile(regex);
Matcher m = p.matcher(input);
String ss = input.replace(".", "");
if (m.find() && isNumeric(ss) && (input.length() - ss.length() > 2)) {
    return true;
return false;
...
booleanisIp(String ip)
is Ip 
Pattern pattern = Pattern.compile(
        "^([1-9]|[1-9]\\d|1\\d{2}|2[0-4]\\d|25[0-5])(\\.(\\d|[1-9]\\d|1\\d{2}|2[0-4]\\d|25[0-5])){3}$");
Matcher matcher = pattern.matcher(ip);
return matcher.matches();
booleanisIP(String ip)
is IP 
Pattern pattern = Pattern.compile(
        "^(\\d{1,2}|1\\d\\d|2[0-4]\\d|25[0-5])\\.(\\d{1,2}|1\\d\\d|2[0-4]\\d|25[0-5])\\.(\\d{1,2}|1\\d\\d|2[0-4]\\d|25[0-5])\\.(\\d{1,2}|1\\d\\d|2[0-4]\\d|25[0-5])$");
return pattern.matcher(ip).matches();
booleanisIp(String ipAddress)
is Ip 
String ip = "(2[5][0-5]|2[0-4]\\d|1\\d{2}|\\d{1,2})\\.(25[0-5]|2[0-4]\\d|1\\d{2}|\\d{1,2})\\."
        + "(25[0-5]|2[0-4]\\d|1\\d{2}|\\d{1,2})\\.(25[0-5]|2[0-4]\\d|1\\d{2}|\\d{1,2})";
Pattern pattern = Pattern.compile(ip);
Matcher matcher = pattern.matcher(ipAddress);
return matcher.matches();
booleanisIP(String ipString)
is IP 
return COMPILE.matcher(ipString).matches();
booleanisIp(String s)
is Ip 
String strMatch = "^(\\d{1,2}|1\\d\\d|2[0-4]\\d|25[0-5])\\.(\\d{1,2}|1\\d\\d|2[0-4]\\d|25[0-5])\\.(\\d{1,2}|1\\d\\d|2[0-4]\\d|25[0-5])\\.(\\d{1,2}|1\\d\\d|2[0-4]\\d|25[0-5])$";
Pattern ParsePattern = Pattern.compile(strMatch);
Matcher ParseMatcher = ParsePattern.matcher(s);
return ParseMatcher.find();
booleanisIP(String src)
is IP 
return ipPattern.matcher(src).matches();
booleanisIP(String str)
is IP 
String num = "(25[0-5]|2[0-4]\\d|[0-1]\\d{2}|[1-9]?\\d)";
String regex = "^" + num + "\\." + num + "\\." + num + "\\." + num + "$";
return match(regex, str);