Connects to an IRC server you specify and idles. Basically this is a frame for an IRC bot.

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;

import java.net.Socket;

public class Client implements Runnable {
   private String server;

   protected void server(String server) {
      this.server = server;
   }

   protected String server() {
      return this.server;
   }

   private int port;

   protected void port(int port) {
      this.port = port;
   }

   protected int port() {
      return this.port;
   }

   private String nick, user, name;

   protected void nick(String nick) {
      this.nick = nick;
   }

   protected String nick() {
      return this.nick;
   }

   protected void user(String user) {
      this.user = user;
   }

   protected String user() {
      return this.user;
   }

   protected void name(String name) {
      this.name = name;
   }

   protected String name() {
      return this.name;
   }

   private boolean isActive;

   protected void isActive(boolean bool) {
      this.isActive = bool;
   }

   protected boolean isActive() {
      return this.isActive;
   }

   public static void main(String args[]) {
      System.out.println("Starting program.");
      try {
         new Client().start();
      } catch (java.io.IOException e) {
      }
   }

   protected Client() {
      System.out.println("Initializing.");
      this.server("irc.kingskrown.com");
      this.port(6667);
      this.nick("oak");
      this.user("svs");
      this.name("java");
   }

   private Socket socket;

   private BufferedReader in;

   private BufferedWriter out;

   protected void start() throws java.io.IOException {
      this.socket = new Socket(this.server(), this.port());
      this.in = new BufferedReader(new InputStreamReader(socket.getInputStream()));
      this.out = new BufferedWriter(new OutputStreamWriter(socket.getOutputStream()));
      if (socket.isConnected()) {
         out.write("NICK " + this.nick() + "\r\n");
         out.write("USER " + this.user() + " \"\" \"\" :" + this.name() + "\r\n");
         out.flush();
         this.isActive(true);
         System.out.println("Starting thread.");
         new Thread(this).start();
      }
   }

   public void run() {
      String buffer;
      while (this.isActive()) {
         try {
            while ((buffer = in.readLine()) != null) {
               if (buffer.startsWith("PING")) {
                  out.write("PONG " + buffer.substring(5) + "\r\n");
                  out.flush();
               }
            }
         } catch (java.io.IOException e) {
         }
      }
   }
}