Scanner NetBios

public class Main
{
private static byte[] INTRANET_ADDRESS = {(byte) 192, (byte) 168, 1, 0};
private static final byte ADDRESS_RANGE = 100;

private static final String LINE_SEPARATOR;

static{
	LINE_SEPARATOR = System.lineSeparator();
}

private List<InetAddress> reachableAddresses;

public Main(){
	
	reachableAddresses = new ArrayList<InetAddress>();
	
	executeNetworkSearch();
}

private void executeNetworkSearch(){
	new Thread(new Runnable(){
		@Override
		public void run(){
			try{
				long startTime = System.currentTimeMillis();
				
				System.out.println("Searching local network..." + LINE_SEPARATOR);

				for(byte i = 2; i <= ADDRESS_RANGE; i++){
					INTRANET_ADDRESS[3] = i;
					InetAddress addr = InetAddress.getByAddress(INTRANET_ADDRESS);

					if(!addr.isReachable(100))continue;

					reachableAddresses.add(addr);
					
					System.out.println("DHCP: " + addr.getHostName());
					System.out.println("Local IP: " + addr.getHostAddress() + LINE_SEPARATOR);
				}

				System.out.println("Finish searching!" + LINE_SEPARATOR);
				
				System.out.printf("Found %d reachable intranet adresses!", reachableAddresses.size());
				System.out.println();
				
				long finishTime = System.currentTimeMillis();
				long timeSpan = (finishTime - startTime) / 1000;
				
				System.out.printf("Take %d seconds to search the intranet!", timeSpan);
				System.out.println();

			}catch(UnknownHostException e){
				//TODO: Handle Exceptions
			}catch(IOException e){
				//TODO: Handle Exceptions
			}
		}
	}).start();
}
}

public static void main(String[] args)
{
	new Main();
}
}