Create a new version of paste:

import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.InetSocketAddress;
import java.net.Socket;

public class TurkBot
{
  //Main, that's the entry point of the program.
  public static void main(String[] args)
  {
	int tc;
	try
	{
	  if(args.length < 1)
		throw new NumberFormatException();
	  tc = Integer.parseInt(args[0]);
	}
	catch(NumberFormatException e)
	{
	  System.out.println("java TurkBot Threads");
	  return;
	}
	//Start 6 Threads:
	for(int i = 0; i < tc; i++)
	  (new Task()).start();
  }
  
  //A thread, started by the main class
  public static class Task extends Thread
  {
	public void run()
	{
	  //Just start the spam function.
	  spamTask();
	}
  }
  
  private static final String host = "turkcraft.net";
  
  //The spam function... :D
  public static void spamTask()
  {
	try
	{
	  Socket s;
	  String session = null;
	  String captchaID = null;
	  String header;
	  InputStream in;
	  OutputStream out;
	  byte[] buffer;
	  String reply;
	  int cl = 0;
	  int got;
	  String[] split;
	  int t;
	  String postdata;
	  String captcha;
	  String token;
	  StringBuilder sb;
	  
	  //The main loop. As we want to spam it should never end.
	  while(true)
	  {
		captcha = null;
		//This loop fetches the registration page till it gets the anser to the captcha.
		while(captcha == null)
		{
		  //New socket
		  s = new Socket();
		  //As we want to register a new user: Remove the session hash.
		  session = null;
		  //Connect to the web server
		  s.connect(new InetSocketAddress(host, 80));
		  //Get an input and an output stream to talk to the server.
		  in = s.getInputStream();
		  out = s.getOutputStream();
		  //Generate a valid HTTP header:
		  /*
		   * GET /index.php?register/ HTTP/1.1
		   * Host: turkcraft.net
		   * Connection: close
		   * User-Agent: V10Bot
		   */
		  header = "GET /index.php?register/ HTTP/1.1\r\nHost: "+host+"\r\nConnection: close\r\nUser-Agent: V10Bot\r\n\r\n";
		  //Send it to the host
		  out.write(header.getBytes());
		  out.flush();
		  //Read the HTTP header the server replies. The header ends with a double newline.
		  //We read it byte for byte so we can stop after the header.
		  reply = new String();
		  //Read 8 kb. The header shouldn't be bigger. This may cut off some parts of the body, but that's no big problem as there's no information we need.
		  buffer = new byte[8192];
		  in.read(buffer);
		  reply = new String(buffer);
		  //We have the header, let's parse it line by line.
		  split = reply.split("\r\n\r\n");
		  for(String line: split[0].split("\r\n"))
		  {
			//If the line describes the length of the HTTP body (the html page) save the length.
			//We need it later to read the buffer.
			if(line.startsWith("Content-Length: "))
			  cl = Integer.parseInt(line.substring(16));
			//Else if the line is used to send us the cookie with the session hash, save that session hash
			//So we can authenticate us later.
			else if(line.startsWith("Set-Cookie: xf_session="))
			  session = line.substring(23, line.indexOf(";"));
		  }
		  //Now read the body. As we have the length let's make a buffer with it and read from the socket till we have all.
		  //The buffer may be bigger than it needs to be, I was to lazy to convert to the 8kb header read. :P
		  got = cl - split[1].length();
		  buffer = new byte[cl];
		  while(got > 0)
		  {
			t = cl - got;
			got -= in.read(buffer, t, cl - t);
		  }
		  //Allright, we don't need the connection anymore, let's close it.
		  in.close();
		  out.close();
		  s.close();
		  //Let's make a readable string from the byte buffer containing the body
		  reply = new String(buffer);
		  //Now let's parse the captchaID + the security question (the captcha itself) with a bit split/substring magic
		  split = reply.split("\t\t<div class=\"ddText\"><label for=\"");
		  if(split.length < 2)
			continue;
		  t = split[1].indexOf("\"");
		  captchaID = split[1].substring(0, t);
		  //Let's get the answer for the question or continue with the loop (see above).
		  reply = split[1].substring(t+2, split[1].indexOf("<"));
		  if(reply.equals("Minecraft'ın yapımcısı kimdir?") || reply.equals("Minecraft'da \"Patlayan Yaratık\"a ne isim verilir?"))
			captcha = "Notch";
		  else if(reply.equals("Hangisi bir isimdir? \"Asdasd\", \"Mehmet\""))
			captcha = "Mehmet";
		  else if(reply.equals("Türkiyenin başkenti hangi ilimizdir?"))
			captcha = "Ankara";
		  else if(reply.equals("\"Hello\"nun Türkçe karşılığı nedir?"))
			captcha = "Merhaba";
		}
		
		//Now register the user with the session in a cookie + the captcha and the other needed stuff like username, email, password, ... in the POST data.
		
		//First: Connect on a new socket.
		s = new Socket();
		s.connect(new InetSocketAddress(host, 80));
		in = s.getInputStream();
		out = s.getOutputStream();
		//We need a username, let's use a random number generator for it.
		postdata = Long.toHexString(Double.doubleToLongBits(Math.random()));
		//If the username is to long et's short it
		if(postdata.length() > 15)
		  postdata = postdata.substring(0, 14);
		//Now let's make the POST data:
		/*
		 * username = <username>
		 * email = <username>@<username>.com
		 * password = <username>
		 * password_confirm = <username>
		 * dob_month = 1
		 * dob_day = 1
		 * dob_year = 1990
		 * gender = male
		 * timezone = Europe/Amsterdam
		 * captcha_question_answer = <captcha>
		 * captcha_questionHash = <capthcaID>
		 */
		postdata = "username="+postdata+"&email="+postdata+"%40"+postdata+".com&password="+postdata+"&password_confirm="+postdata+"&dob_month=1&dob_day=1&dob_year=1990&gender=male&timezone=Europe%2FAmsterdam&captcha_question_answer="+captcha+"&captcha_question_hash="+captchaID+"&agree=1\r\n";
		//Now let's make a valid HTTP header:
		/*
		 * POST /index.php?register/register HTTP/1.1
		 * Host: turkcraft.net
		 * Connection: close
		 * User-Agent: V10bot
		 * Content-Length <postdata length>
		 * Content-Type: application/x-www-form-urlencoded
		 */
		
		sb = new StringBuilder("POST /index.php?register/register HTTP/1.1\r\nHost: ").append(host).append("\r\nConnection: close\r\nUser-Agent: V10Bot\r\nContent-Length: ").append(postdata.length()).append("\r\nContent-Type: application/x-www-form-urlencoded\r\n");
		//If we have a session hash (we should!) let's add it as a cookie 
		if(session != null)
		  sb.append("Cookie: xf_session=").append(session).append("\r\n");
		//And a ending newline to tell the server that the POST data begins. After that the postdata.
		sb.append("\r\n").append(postdata);
		//Let's send that data to the server:
		/*
		 * POST /index.php?register/register HTTP/1.1
		 * Host: turkcraft.net
		 * Connection: close
		 * User-Agent: V10bot
		 * Content-Length <postdata length>
		 * Content-Type: application/x-www-form-urlencoded
		 * Cookie: xf_session=<session>
		 * 
		 * username=<username>&email=<username>@<username>.com&password=<username>&password_confirm=<username>&dob_month=1&dob_day=1&dob_year=1990&gender=male&timezone=Europe/Amsterdam&captcha_question_answer=<captcha>&captcha_questionHash=<capthcaID>
		 */
		out.write(sb.toString().getBytes());
		out.flush();
		//Read the header
		buffer = new byte[8192];
		in.read(buffer);
		reply = new String(buffer);
		for(String line: reply.split("\r\n\r\n")[0].split("\r\n"))
		  if(line.startsWith("Set-Cookie: xf_session="))
			session = line.substring(23, line.indexOf(";"));
		//No need to read the body, xenforo seems to register us while we read the header.
		in.close();
		out.close();
		s.close();
		
		//Now, as we are registred, go to the create thread page...
		s = new Socket();
		s.connect(new InetSocketAddress(host, 80));
		in = s.getInputStream();
		out = s.getOutputStream();
		sb = new StringBuilder("GET /index.php?forums/survival-mod-sunucular%C4%B1.20/create-thread HTTP/1.1\r\nHost: ").append(host).append("\r\nConnection: close\r\nUser-Agent: V10Bot\r\n");
		if(session != null)
		  sb.append("Cookie: xf_session=").append(session).append("\r\n");
		sb.append("\r\n").append(postdata);
		out.write(sb.toString().getBytes());
		out.flush();
		
		buffer = new byte[8192];
		in.read(buffer);
		reply = new String(buffer);
		//We have the header, let's parse it line by line.
		split = reply.split("\r\n\r\n");
		for(String line: split[0].split("\r\n"))
		{
		  //If the line describes the length of the HTTP body (the html page) save the length.
		  //We need it later to read the buffer.
		  if(line.startsWith("Content-Length: "))
			cl = Integer.parseInt(line.substring(16));
		  //Else if the line is used to send us the cookie with the session hash, save that session hash
		  //So we can authenticate us later.
		  else if(line.startsWith("Set-Cookie: xf_session="))
			session = line.substring(23, line.indexOf(";"));
		}
		//Now read the body. As we have the length let's make a buffer with it and read from the socket till we have all.
		//The buffer may be bigger than it needs to be, I was to lazy to convert to the 8kb header read. :P
		got = cl - split[1].length();
		buffer = new byte[cl];
		while(got > 0)
		{
		  t = cl - got;
		  got -= in.read(buffer, t, cl - t);
		}
		//We need the attachment hash and the xfToken from that page or we will cause a security exception from xenforo later
		split = new String(buffer).split("<input type=\"hidden\" name=\"attachment_hash\" value=\"");
		if(split.length < 2)
		  continue;
		String hash = split[1];
		split = hash.split("<input type=\"hidden\" name=\"_xfToken\" value=\"");
		if(split.length < 2)
		  continue;
		token = split[1];
		hash = hash.substring(0, hash.indexOf("\""));
		token = token.substring(0, token.indexOf("\""));
		//And we close...
		in.close();
		out.close();
		s.close();
		
		s = new Socket();
		s.connect(new InetSocketAddress(host, 80));
		in = s.getInputStream();
		out = s.getOutputStream();
		//We need postdata again, Iwon't get into detail this time, but it contains the thread title, the message, the attachment hash, the xfToken and other things to make a valid thread.
		postdata = "title=I%20told%20you%20to%20NOT%20DELETE%20MY%20POSTS&message=Lynax%20is%20the%20liar%2C%20not%20me.%20He%20is%20unable%20to%20give%20the%20simplest%20information%20like%20paypal%20addresses%20and%20transaction%20numbers%20which%20would%20prove%20his%20payment!%0A%0AWe%20do%20not%20forgive.%0AWe%20do%20not%20forget.%0AExpect%20us.&_xfRelativeResolver=http%3A%2F%2Fturkcraft.net%2Findex.php%3Fforums%2Fsurvival-mod-sunucular%25C4%25B1.20%2Fcreate-thread&attachment_hash="+hash+"&watch_thread=1&watch_thread_email=1&watch_thread_state=1&poll%5Bquestion%5D=&poll%5Bresponses%5D%5B%5D=&poll%5Bresponses%5D%5B%5D=&_xfToken="+token+"&_xfRequestUri=%2Findex.php%3Fforums%2Fsurvival-mod-sunucular%25C4%25B1.20%2Fcreate-thread&_xfNoRedirect=1&_xfResponseType=json\r\n";
		sb = new StringBuilder("POST /index.php?forums/survival-mod-sunucular%C4%B1.20/add-thread HTTP/1.1\r\nHost: ").append(host).append("\r\nConnection: close\r\nUser-Agent: V10Bot\r\nContent-Length: ").append(postdata.length()).append("\r\nContent-Type: application/x-www-form-urlencoded\r\nReferer: /index.php?forums/survival-mod-sunucular%C4%B1.20/create-thread\r\n");
		if(session != null)
		  sb.append("Cookie: xf_session="+session+"\r\n");
		sb.append("\r\n").append(postdata);
		out.write(sb.toString().getBytes());
		//No need to read the data here. Xenforo saved the post before it replies any data. Also we don't flush/close for better performance. ^^
		
		//Allright, let's start from the beginning of the loop.
	  }
	}
	catch(IOException e)
	{
	  e.printStackTrace();
	  return;
	}
  }
}