Introduction to MAC Address Regex

In Java, MAC address validation is essential in applications related to networking and hardware management. Java's java.util.regex package facilitates regex-based MAC address validation.

MAC Address Regex

Java regex for MAC addresses validates the format consisting of six hexadecimal pairs.

The MAC Address Regex Pattern

Pattern: ^([0-9A-Fa-f]{2}[:-]){5}([0-9A-Fa-f]{2})$This pattern supports MAC addresses with colons or hyphens as separators.

How to Validate MAC Addresses in Java?

To perform MAC address validation in Java:

javaCopy code
import java.util.regex.*;

public class MACAddressValidator {
    public static boolean isValidMACAddress(String mac) {
        String regex = "^([0-9A-Fa-f]{2}[:-]){5}([0-9A-Fa-f]{2})$";
        Pattern pattern = Pattern.compile(regex);
        Matcher matcher = pattern.matcher(mac);
        return matcher.matches();
    }

    public static void main(String[] args) {
        String macAddress = "01:23:45:67:89:AB";
        System.out.println("Is MAC address valid? " + isValidMACAddress(macAddress));
    }
}

Uses of MAC Address Regex Validation

1. Network Management: Verifying MAC addresses in software that configures and manages network devices.

2. Data Integrity: Ensuring correctness of MAC addresses in databases and network-related applications.

What next?

Java's robust regex functionalities provide an effective means for MAC address validation. For enhanced and varied MAC address format checks, Akto's regex validator offers a comprehensive solution.

Check our other language MAC Address validators - MAC Address Python Regex, MAC Address Golang Regex, MAC Address Java Script Regex