Last active
September 11, 2023 16:50
-
-
Save borymskyi/ccd8499fc213adf9fb43caed54517f9c to your computer and use it in GitHub Desktop.
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
public static void main(String[] args) { | |
String[] ipAddresses = { | |
"192.168.1.1", | |
"10.0.0.1", | |
"172.16.0.1", | |
"255.255.255.0", | |
"192.168.256.1", | |
"192.168.1.2", | |
"10.0.0.2", | |
"172.16.0.2", | |
"192.168.1.3" | |
}; | |
// Регулярное выражение для проверки IP-адресов | |
Pattern pattern = Pattern.compile("^(?:\\d{1,3}\\.){3}\\d{1,3}$"); | |
// Массив строк с IP-адресами в черном списке | |
String[] ipBlackList = { | |
}; | |
// Проверка каждого IP-адреса | |
for (int i = 0; i < ipAddresses.length; i++) { | |
// Проверка на соответствие регулярному выражению | |
if (!pattern.matcher(ipAddresses[i]).matches()) { | |
throw new IllegalArgumentException("Некорректный IP-адрес: " + ipAddresses[i]); | |
} | |
// Проверка на принадлежность к черному списку | |
for (int j = 0; j < ipBlackList.length; j++) { | |
if (ipAddresses[i].equals(ipBlackList[j])) { | |
throw new IllegalArgumentException("IP-адрес в черном списке: " + ipAddresses[i]); | |
} | |
} | |
} | |
System.out.println("Все IP-адреса прошли проверку."); | |
} |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment