java获取网卡的MAC地址

获取网卡的MAC地址

 

转载自：http://eatsalt.blog.163.com/blog/static/87940266200911169417/

 

import java.net.InetAddress;
import java.net.NetworkInterface;
import java.net.SocketException;
import java.net.UnknownHostException;

public class MacAddress {

public static void main(String[] args) {
try {
//InetAddress address = InetAddress.getLocalHost();
            InetAddress address = InetAddress.getByName("192.168.46.53");

/*
             * Get NetworkInterface for the current host and then read the
             * hardware address.
             */
            NetworkInterface ni = NetworkInterface.getByInetAddress(address);
if (ni != null) {
byte[] mac = ni.getHardwareAddress();
if (mac != null) {
/*
                     * Extract each array of mac address and convert it to hexa with the
                     * following format 08-00-27-DC-4A-9E.
                     */
for (int i = 0; i < mac.length; i++) {
                        System.out.format("%02X%s", mac[i], (i < mac.length - 1) ? "-" : "");
}
} else {
                    System.out.println("Address doesn't exist or is not accessible.");
}
} else {
                System.out.println("Network Interface for the specified address is not found.");
}
} catch (UnknownHostException e) {
            e.printStackTrace();
} catch (SocketException e) {
            e.printStackTrace();
}
}
}