while((line = reader.readLine()) != null){
            if(line.startsWith("PING ")){
                writer.write("PONG " + line.substring(5) + " \r\n");
                writer.write("PRIVMSG " + channel + " : I got pinged:\r\n");
                writer.flush();
            }
            else
                System.out.println(line);
        }