Java example code to list Network Interface Parameters (include MAC address), run on Raspberry Pi/Raspbian Jessie.
ListNetsEx.java
import java.io.*;
import java.net.*;
import java.util.*;
import static java.lang.System.out;
public class ListNetsEx {
public static void main(String args[]) throws SocketException {
Enumeration<NetworkInterface> nets = NetworkInterface.getNetworkInterfaces();
for (NetworkInterface netint : Collections.list(nets))
displayInterfaceInformation(netint);
}
static void displayInterfaceInformation(NetworkInterface netint) throws SocketException {
out.printf("Display name: %s\n", netint.getDisplayName());
out.printf("Name: %s\n", netint.getName());
Enumeration<InetAddress> inetAddresses = netint.getInetAddresses();
for (InetAddress inetAddress : Collections.list(inetAddresses)) {
out.printf("InetAddress: %s\n", inetAddress);
}
out.printf("Up? %s\n", netint.isUp());
out.printf("Loopback? %s\n", netint.isLoopback());
out.printf("PointToPoint? %s\n", netint.isPointToPoint());
out.printf("Supports multicast? %s\n", netint.supportsMulticast());
out.printf("Virtual? %s\n", netint.isVirtual());
byte[] mac = netint.getHardwareAddress();
out.printf("Hardware address: %s\n",
Arrays.toString(mac));
//Print MAC (Hardware address) in HEX format
if(mac != null){
StringBuilder sbMac = new StringBuilder();
for (int i = 0; i < mac.length; i++) {
sbMac.append(String.format("%02X%s", mac[i], (i < mac.length - 1) ? ":" : ""));
}
out.printf("Hardware address (HEX): [%s]\n", sbMac.toString());
}
out.printf("MTU: %s\n", netint.getMTU());
out.printf("\n");
}
}
reference:
- The Java Tutorials - Network Interface Parameters
Related:
- Python to get MAC address using uuid, run on Raspberry Pi/Raspbian Jessie
- c language to get MAC address, run on Raspberry Pi/Raspbian Jessie
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