Socket s = new Socket("irc.rizon.net", 6667);
PrintWriter pw = new PrintWriter(s.getOutputStream());
BufferedReader br = new BufferedReader(new InputStreamReader(s.getInputStream()));

pw.println("NICK TestBot");
pw.println("USER TestBot * * :Name\n");
pw.println("JOIN #cafebabe");
pw.flush();

String input;
while((input = br.readLine()) != null) {
	String[] parts = input.split(" ");
	if(parts[1].equals("PRIVMSG") {
		String from = parts[0].split("!")[0].substring(1);
		pw.println("PRIVMSG #cafebabe :" + from + ": hello there");
		pw.flush();
	}
}