Mine

import org.jibble.pircbot.*;import java.util.*;import java.io.*;

public class MyBot extends PircBot {
    
    Map rsname = new HashMap();

    public MyBot() {
        this.setName("rsbot-Ves");
        sendMessage("nickserv", "identify");
}
 
    public void onInvite(String targetNick, String sourceNick, String sourceLogin, String sourceHostname, String channel) {
       if (sourceNick.equalsIgnoreCase("Vesuvius27")) {
        joinChannel(channel);
        }
   }

    public void onJoin(String channel, String sender, String login, String hostname) {
       if (sender.equalsIgnoreCase(getNick())) {
         sendMessage(channel, "Sup Guys");
         }  
       else if (sender.equalsIgnoreCase("Vesuvius27")) {
         sendAction(channel, "praises his creator");
         }
       else{sendMessage(channel, "Welcome " + sender + " to " + channel.substring(1) + " IRC");
       }
}

    private void writeNames() {


    try {
       FileOutputStream rsnamefos = new FileOutputStream("rsnamefos.tmp");
       ObjectOutputStream rsnameoos = new ObjectOutputStream(rsnamefos);
       rsnamefos = new FileOutputStream("rsnamefos.tmp");
       rsnameoos = new ObjectOutputStream(rsnamefos);
       rsnameoos.close();

    } 

    catch (FileNotFoundException e) {
       System.err.println("FileNotFoundException");
    }

    catch (IOException e) {
       System.out.println("IOException");
    }
    }

    public void onMessage(String channel, String sender, String login, String hostname, String message) {
              if (message.equals("!help")) {
                sendMessage(channel, "Sending you help via msg");
                sendMessage(sender, "!linkme <RSN - Optional>   Stats Graph");
                sendMessage(sender, "!remembername <RSN>   Stores the RSN for an IRC nick");
                }
              if (message.startsWith("!remembername")) {
                rsname.put(sender,message.substring(14));
                sendMessage(channel, "Associating RSN " + message.substring(14) + " with nick " + sender);
                call writeNames;
                rsnameoos.writeObject(rsname);
              }
              if (message.startsWith("!linkme")) {
                if (message.length() < 8) {
                  String realname = (String) rsname.get(sender);
                  if (realname == (null)) {
                  realname = sender;
                  }
                  sendMessage(channel, "http://guilds.sinthos-soft.com/rs/stats/rs_levels.php?user=" + realname);
                  }
                
   else {sendMessage(channel, "http://guilds.sinthos-soft.com/rs/stats/rs_levels.php?user=" + message.substring(8));
             }
           }
}
}