import java.io.*;
import java.net.*;

public class IRCConnection {

    private String tmp = null;
    private String nick = \"Test5000\";
    private String channel = \"#back2hack\";

    public void connectToIRC(String url, int port) {
        try {
            Socket sock = new Socket(url, port);
            BufferedReader br = new BufferedReader(new InputStreamReader(sock
                    .getInputStream()));
            BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(sock
                    .getOutputStream()));

            // Connection shizzl
            bw.write(\"NICK \" + nick + \"\r\n\");
            bw.write(\"USER \" + nick + \" aaa bbb ccc\r\n\");

            // Ping Pong Shizzle

            while ((tmp = br.readLine()) != null) {
                System.out.println(tmp);
                if (tmp.startsWith(\"PING \")) {
                    bw.write(\"PONG \" + tmp.substring(5) + \"\r\n\");
                    bw.flush();
                }

                // 004 = erfolgreich connected
                if (tmp.indexOf(\"004\") >= 0) {
                    break;
                }
                // Falls nick schon in use is
                else if (tmp.indexOf(\"433\") >= 0) {
                    System.out.println(\"Nickname already in use\");
                    return;
                }

            }

            // join channel

            bw.write(\"JOIN \" + channel + \"\r\n\");
            bw.write(\"PRIVMSG \" + channel + \" :blaaa\r\n\");
            bw.flush();

            // chat weiterhin einlesen
            while ((tmp = br.readLine()) != null) {
                System.out.println(tmp);
                // antworten auf bla
                if ((tmp.contains(\"PRIVMSG\"))) {
                    if ((tmp.contains(\"bla\"))) {
                        bw.write(\"PRIVMSG \" + channel + \" :blaaaaaaa\r\n\");
                    }
                }
                // Still looking for ping pong shizzle
                else if (tmp.startsWith(\"PING \")) {
                    bw.write(\"PONG \" + tmp.substring(5) + \"\r\n\");
                    bw.flush();
                }

            }

        } catch (UnknownHostException e) {
            System.out.println(\"host fail\");
        } catch (IOException e) {

        }
    }

    public static void main(String[] args) {
        new IRCConnection().connectToIRC(\"irc.freenode.org\", 6667);
    }

}