Intermediate commit to save clean up (not currently working right now)

3 files changed, 65 insertions, 2049 deletions

diff --git a/src/net/java/sip/communicator/impl/protocol/irc/ChatRoomIrcImpl.java b/src/net/java/sip/communicator/impl/protocol/irc/ChatRoomIrcImpl.java
index 4101906..48c0c82 100644
--- a/src/net/java/sip/communicator/impl/protocol/irc/ChatRoomIrcImpl.java
+++ b/src/net/java/sip/communicator/impl/protocol/irc/ChatRoomIrcImpl.java
@@ -293,8 +293,8 @@ public class ChatRoomIrcImpl
     public void banParticipant(ChatRoomMember chatRoomMember, String reason)
         throws OperationFailedException
     {
-        this.parentProvider.getIrcStack().banParticipant(this.getName(),
-            chatRoomMember.getContactAddress(), reason);
+        this.parentProvider.getIrcStack().banParticipant(this,
+            chatRoomMember, reason);
     }
 
     /**
@@ -308,8 +308,8 @@ public class ChatRoomIrcImpl
     public void kickParticipant(ChatRoomMember chatRoomMember, String reason)
         throws OperationFailedException
     {
-        this.parentProvider.getIrcStack().kickParticipant(this.getName(),
-            chatRoomMember.getContactAddress(), reason);
+        this.parentProvider.getIrcStack().kickParticipant(this,
+            chatRoomMember, reason);
     }
 
     /**
@@ -490,7 +490,7 @@ public class ChatRoomIrcImpl
     public void setSubject(String subject)
         throws OperationFailedException
     {
-        parentProvider.getIrcStack().setSubject(getName(), subject);
+        parentProvider.getIrcStack().setSubject(this, subject);
     }
 
     /**
@@ -645,7 +645,7 @@ public class ChatRoomIrcImpl
     public void invite(String userAddress, String reason)
     {
         parentProvider.getIrcStack()
-            .sendInvite(userAddress, chatRoomName);
+            .invite(userAddress, this);
     }
 
     /**
@@ -740,12 +740,12 @@ public class ChatRoomIrcImpl
             if (((MessageIrcImpl) message).isCommand())
             {
                 parentProvider.getIrcStack()
-                    .sendCommand(this, messagePortion);
+                    .command(this, messagePortion);
             }
             else
             {
                 parentProvider.getIrcStack()
-                    .sendMessage(chatRoomName, messagePortion);
+                    .message(this, messagePortion);
             }
 
             this.fireMessageDeliveredEvent(
diff --git a/src/net/java/sip/communicator/impl/protocol/irc/IrcStack.java b/src/net/java/sip/communicator/impl/protocol/irc/IrcStack.java
index 3f98d50..7f85df3 100644
--- a/src/net/java/sip/communicator/impl/protocol/irc/IrcStack.java
+++ b/src/net/java/sip/communicator/impl/protocol/irc/IrcStack.java
@@ -6,24 +6,15 @@
  */
 package net.java.sip.communicator.impl.protocol.irc;
 
-import java.io.*;
 import java.util.*;
 
 import net.java.sip.communicator.service.protocol.*;
-import net.java.sip.communicator.service.protocol.event.*;
 import net.java.sip.communicator.util.*;
 
-import org.jibble.pircbot.*;
-
 /**
  * An implementation of the PircBot IRC stack.
- *
- * @author Stephane Remy
- * @author Loic Kempf
- * @author Yana Stamcheva
  */
 public class IrcStack
-    extends PircBot
 {
     private static final Logger logger = Logger.getLogger(IrcStack.class);
 
@@ -32,2072 +23,97 @@ public class IrcStack
      */
     private static final int TIMEOUT = 10000;
 
-    /**
-     * A list of timers indicating when a chat room join fails.
-     */
-    private final Map<ChatRoom, Timer> joinTimeoutTimers
-        = new Hashtable<ChatRoom, Timer>();
-
-    /**
-     * A list of the channels on this server
-     */
-    private final List<String> serverChatRoomList = new ArrayList<String>();
-
-    /**
-     * A list of users that we have info about, it is used to stock "whois"
-     * responses
-     */
-    private final Map<String, UserInfo> userInfoTable
-        = new Hashtable<String, UserInfo>();
-
-    /**
-     * The IRC multi-user chat operation set.
-     */
-    private final OperationSetMultiUserChatIrcImpl ircMUCOpSet;
-
-    /**
-     * The IRC protocol provider service.
-     */
-    private final ProtocolProviderServiceIrcImpl parentProvider;
-
-
-    private final Object operationLock = new Object();
-
-    /**
-     * The operation response code indicates
-     */
-    private int operationResponseCode = 0;
-
-    /**
-     * Indicates if the IRC server has been initialized.
-     */
-    private boolean isInitialized = false;
-
-    /**
-     * Keeps all join requests received before the server is initialized.
-     */
-    private final List<ChatRoom> joinCache = new ArrayList<ChatRoom>();
-
-    /**
-     * The indicator which determines whether #onConnect() has been invoked and
-     * thus a manual invocation of its old functionality is pending.
-     */
-    private boolean onConnectInvoked = false;
-
-    /**
-     * Creates an instance of <tt>IrcStack</tt>.
-     *
-     * @param parentProvider the IRC protocol provider service
-     * @param nickname our nickname
-     * @param login our login
-     * @param version the version
-     * @param finger the finger
-     */
-    public IrcStack(    ProtocolProviderServiceIrcImpl parentProvider,
-                        String nickname,
-                        String login,
-                        String version,
-                        String finger)
+    public IrcStack(ProtocolProviderServiceIrcImpl parentProvider, String nick, String login, String version, String finger)
     {
-        this.parentProvider = parentProvider;
-        this.ircMUCOpSet
-            = (OperationSetMultiUserChatIrcImpl) parentProvider
-                .getOperationSet(OperationSetMultiUserChat.class);
-        this.setName(nickname);
-        this.setLogin(login);
-        this.setVersion(version);
-        this.setFinger(finger);
+        //TODO Implement this.
     }
-
-    /**
-     * Connects to the server.
-     *
-     * @param serverAddress the address of the server
-     * @param serverPort the port to connect to
-     * @param serverPassword the password to use for connect
-     * @param autoNickChange indicates if the nick name should be changed in
-     * case there exist already a participant with the same nick name
-     *
-     * @throws OperationFailedException
-     */
-    public void connect(String serverAddress,
-                        int serverPort,
-                        String serverPassword,
-                        boolean autoNickChange)
-        throws OperationFailedException
+    
+    public boolean isConnected()
     {
-        this.setVerbose(false);
-        this.setAutoNickChange(autoNickChange);
-
-        boolean onConnectInvoked;
-
-        try
-        {
-            // avoids deadlock - issue#620. Call the event
-            // in non synchronized code
-            synchronized (this)
-            {
-                this.onConnectInvoked = false;
-
-                if (serverPassword == null)
-                    this.connect(serverAddress, serverPort);
-                else
-                    this.connect(serverAddress, serverPort, serverPassword);
-
-                onConnectInvoked = this.onConnectInvoked;
-            }
-        }
-        catch (IOException e)
-        {
-            throw new OperationFailedException(e.getMessage(),
-                OperationFailedException.INTERNAL_SERVER_ERROR);
-        }
-        catch (NickAlreadyInUseException e)
-        {
-            throw new OperationFailedException(e.getMessage(),
-                OperationFailedException.SUBSCRIPTION_ALREADY_EXISTS);
-        }
-        catch (IrcException e)
-        {
-            throw new OperationFailedException(e.getMessage(),
-                OperationFailedException.GENERAL_ERROR);
-        }
-
-        // if onConnect method is called fire event from code that
-        // is not synchronized - issue#620
-        if (onConnectInvoked)
-        {
-            parentProvider
-                .setCurrentRegistrationState(RegistrationState.REGISTERED);
-
-            // It should be done when a getExistingChatRooms request is processed.
-            // Obtain information for all channels on this server.
-            // this.listChannels();
-        }
+        //TODO Implement this.
+        return false;
     }
-
-    /**
-     * Called when we're connected to the IRC server.
-     */
-    @Override
-    protected synchronized void onConnect()
+    
+    public void connect(String host, int port, String password, boolean autoNickChange)
     {
-
-        /*
-         * Just mark that the onConnect method is invoked so that its old
-         * functionality can be invoked manually elsewhere later on thus
-         * avoiding a deadlock - issue #620.
-         */
-        onConnectInvoked = true;
+        //TODO Implement this.
     }
-
-    /**
-     * Called when we're disconnected from the IRC server.
-     */
-    @Override
-    protected void onDisconnect()
+    
+    public void disconnect()
     {
-        parentProvider
-            .setCurrentRegistrationState(RegistrationState.UNREGISTERED);
+        //TODO Implement this.
     }
-
-    /**
-     * Indicates that a message has arrived from the IRC stack.
-     * @param channel the channel where the message is received
-     * @param sender the sender of the message
-     * @param login the login
-     * @param hostname the host name
-     * @param messageContent the content of the message
-     */
-    @Override
-    protected void onMessage(   String channel,
-                                String sender,
-                                String login,
-                                String hostname,
-                                String messageContent)
+    
+    public void dispose()
     {
-        if (logger.isTraceEnabled())
-            logger.trace("MESSAGE received in chat room : " + channel
-                        + ": from " + sender
-                        + " " + login + "@" + hostname
-                        + " the message: " + messageContent);
-
-        MessageIrcImpl message
-            = new MessageIrcImpl(   messageContent,
-                                    MessageIrcImpl.DEFAULT_MIME_TYPE,
-                                    MessageIrcImpl.DEFAULT_MIME_ENCODING,
-                                    null);
-
-        ChatRoomIrcImpl chatRoom = ircMUCOpSet.getChatRoom(channel);
-
-        if (chatRoom == null)
-            chatRoom = ircMUCOpSet.findSystemRoom();
-
-        if(chatRoom == null || !chatRoom.isJoined())
-            return;
-
-        ChatRoomMember sourceMember = chatRoom.getChatRoomMember(sender);
-
-        if (sourceMember == null)
-            return;
-
-        chatRoom.fireMessageReceivedEvent(
-            message,
-            sourceMember,
-            new Date(),
-            ChatRoomMessageReceivedEvent.CONVERSATION_MESSAGE_RECEIVED);
+        //TODO Implement this.
     }
-
-    /**
-     * Indicates that a private message has been received.
-     * Note that for now this method only logs the message.
-     * @param sender the sender of the message
-     * @param login the login
-     * @param hostname the host name
-     * @param messageContent the content of the message
-     */
-    @Override
-    protected void onPrivateMessage(String sender,
-                                    String login,
-                                    String hostname,
-                                    String messageContent)
-    {
-        if (logger.isTraceEnabled())
-            logger.trace("PRIVATE MESSAGE received from " + sender
-                        + " " + login + "@" + hostname
-                        + " the message: " + messageContent);
-
-        MessageIrcImpl message
-            = new MessageIrcImpl(   messageContent,
-                                    MessageIrcImpl.DEFAULT_MIME_TYPE,
-                                    MessageIrcImpl.DEFAULT_MIME_ENCODING,
-                                    null);
-
-        ChatRoomIrcImpl chatRoom
-            = ircMUCOpSet.findPrivateChatRoom(sender);
-
-        if(chatRoom == null || !chatRoom.isJoined())
-            return;
-
-        ChatRoomMember sourceMember = chatRoom.getChatRoomMember(sender);
-
-        if (sourceMember == null)
-        {
-            sourceMember
-                = new ChatRoomMemberIrcImpl(parentProvider,
-                                            chatRoom,
-                                            sender,
-                                            ChatRoomMemberRole.GUEST);
-
-            chatRoom.addChatRoomMember(sender, sourceMember);
-
-            chatRoom.fireMemberPresenceEvent(
-                sourceMember,
-                null, // There's no other actors in this presence event.
-                ChatRoomMemberPresenceChangeEvent.MEMBER_JOINED,
-                "A message received from unknown member.");
-        }
-
-        chatRoom.fireMessageReceivedEvent(
-            message,
-            sourceMember,
-            new Date(),
-            ChatRoomMessageReceivedEvent.CONVERSATION_MESSAGE_RECEIVED);
-    }
-
-    /**
-     * This method is called whenever an ACTION is sent from a user.  E.g.
-     * such events generated by typing "/me goes shopping" in most IRC clients.
-     *
-     * @param sender The nick of the user that sent the action.
-     * @param login The login of the user that sent the action.
-     * @param hostname The host name of the user that sent the action.
-     * @param target The target of the action, be it a channel or our nick.
-     * @param action The action carried out by the user.
-     */
-    @Override
-    protected void onAction(String sender,
-                            String login,
-                            String hostname,
-                            String target,
-                            String action)
-    {
-        if (logger.isTraceEnabled())
-            logger.trace("ACTION on " + target + " : Received from " + sender
-                + " " + login + "@" + hostname + " the action: " + action);
-
-        MessageIrcImpl actionMessage = new MessageIrcImpl(
-                                            action,
-                                            MessageIrcImpl.DEFAULT_MIME_TYPE,
-                                            MessageIrcImpl.DEFAULT_MIME_ENCODING,
-                                            null);
-
-        // We presume that the target is a chat room, as we have not yet
-        // implemented private messages.
-        ChatRoomIrcImpl chatRoom = ircMUCOpSet.getChatRoom(target);
-
-        if (chatRoom == null)
-            chatRoom = ircMUCOpSet.findSystemRoom();
-
-        if(chatRoom == null || !chatRoom.isJoined())
-            return;
-
-        ChatRoomMember sourceMember = chatRoom.getChatRoomMember(sender);
-
-        if (sourceMember == null)
-            return;
-
-        chatRoom.fireMessageReceivedEvent(
-            actionMessage,
-            sourceMember,
-            new Date(),
-            ChatRoomMessageReceivedEvent.ACTION_MESSAGE_RECEIVED);
-    }
-
-    /**
-     * After calling the listChannels() method in PircBot, the server
-     * will start to send us information about each channel on the
-     * server.
-     *
-     * @param channel The name of the channel.
-     * @param userCount The number of users visible in this channel.
-     * @param topic The topic for this channel.
-     */
-    @Override
-    protected void onChannelInfo(String channel, int userCount, String topic)
-    {
-        this.addServerChatRoom(channel);
-    }
-
-    /**
-     * Called when a user (possibly us) gets operator status taken away.
-     *  <p>
-     * This is a type of mode change and is also passed to the onMode
-     * method in the PircBot class.
-     *
-     * @param channel The channel in which the mode change took place.
-     * @param sourceNick The nick of the user that performed the mode change.
-     * @param sourceLogin The login of the user that performed the mode change.
-     * @param sourceHostname The host name of the user that performed the mode
-     * change.
-     * @param recipient The nick of the user that got 'de-opp-ed'.
-     */
-    @Override
-    protected void onDeop(String channel,
-                          String sourceNick,
-                          String sourceLogin,
-                          String sourceHostname,
-                          String recipient)
+    
+    public String getNick()
     {
-        if (logger.isTraceEnabled())
-            logger.trace("DEOP on " + channel + ": Received from " + sourceNick
-                + " " + sourceLogin + "@" + sourceHostname + "on " + recipient);
-
-        ChatRoomIrcImpl chatRoom = ircMUCOpSet.getChatRoom(channel);
-
-        if (chatRoom == null || !chatRoom.isJoined())
-            return;
-
-        ChatRoomMember sourceMember = chatRoom.getChatRoomMember(sourceNick);
-
-        if (sourceMember == null)
-            return;
-
-        chatRoom.fireMemberRoleEvent(sourceMember, ChatRoomMemberRole.GUEST);
+        //TODO Implement this.
+        return "";
     }
-
-    /**
-     * Called when a user (possibly us) gets voice status removed.
-     *  <p>
-     * This is a type of mode change and is also passed to the onMode
-     * method in the PircBot class.
-     *
-     * @param channel The channel in which the mode change took place.
-     * @param sourceNick The nick of the user that performed the mode change.
-     * @param sourceLogin The login of the user that performed the mode change.
-     * @param sourceHostname The host name of the user that performed the mode
-     * change.
-     * @param recipient The nick of the user that got 'de-voiced'.
-     */
-    @Override
-    protected void onDeVoice(String channel, String sourceNick,
-        String sourceLogin, String sourceHostname, String recipient)
+    
+    public void setUserNickname(String nick)
     {
-        if (logger.isDebugEnabled())
-            logger.debug("DEVOICE on " + channel + ": Received from "
-                + sourceNick + " " + sourceLogin + "@" + sourceHostname + "on "
-                + recipient);
-
-        ChatRoomIrcImpl chatRoom = ircMUCOpSet.getChatRoom(channel);
-
-        if (chatRoom == null || !chatRoom.isJoined())
-            return;
-
-        ChatRoomMember sourceMember = chatRoom.getChatRoomMember(sourceNick);
-
-        if (sourceMember == null)
-            return;
-
-        chatRoom.fireMemberRoleEvent(   sourceMember,
-                                        ChatRoomMemberRole.SILENT_MEMBER);
+        //TODO Implement this.
     }
-
-    /**
-     * Called when we are invited to a channel by a user.
-     *
-     * @param targetNick The nick of the user being invited - should be us!
-     * @param sourceNick The nick of the user that sent the invitation.
-     * @param sourceLogin The login of the user that sent the invitation.
-     * @param sourceHostname The host name of the user that sent the invitation.
-     * @param channel The channel that we're being invited to.
-     */
-    @Override
-    protected void onInvite(String targetNick,
-                            String sourceNick,
-                            String sourceLogin,
-                            String sourceHostname,
-                            String channel)
+    
+    public void setSubject(ChatRoomIrcImpl chatroom, String subject)
     {
-        if (logger.isTraceEnabled())
-            logger.trace("INVITE on " + channel + ": Received from "
-                + sourceNick + " " + sourceLogin + "@" + sourceHostname);
-
-        ChatRoom targetChatRoom = ircMUCOpSet.findRoom(channel);
-
-        ircMUCOpSet.fireInvitationEvent(targetChatRoom,
-                                        sourceNick,
-                                        "",
-                                        null);
+        //TODO Implement this.
     }
-
-    /**
-     * This method is called whenever someone (possibly us) joins a channel
-     * which we are on.
-     *
-     * @param channel The channel which somebody joined.
-     * @param sender The nick of the user who joined the channel.
-     * @param login The login of the user who joined the channel.
-     * @param hostname The host name of the user who joined the channel.
-     */
-    @Override
-    protected void onJoin(  String channel,
-                            String sender,
-                            String login,
-                            String hostname)
+    
+    public boolean isJoined(ChatRoomIrcImpl chatroom)
     {
-        if (logger.isTraceEnabled())
-            logger.trace("JOIN on " + channel + ": Received from " + sender
-                + " " + login + "@" + hostname);
-
-        ChatRoomIrcImpl chatRoom
-            = (ChatRoomIrcImpl) ircMUCOpSet.findRoom(channel);
-
-        if(joinTimeoutTimers.containsKey(chatRoom))
-        {
-            Timer timer = joinTimeoutTimers.get(chatRoom);
-
-            timer.cancel();
-            joinTimeoutTimers.remove(chatRoom);
-        }
-
-        if(chatRoom.getUserNickname().equals(sender))
-        {
-            ircMUCOpSet.fireLocalUserPresenceEvent(
-                chatRoom,
-                LocalUserChatRoomPresenceChangeEvent.LOCAL_USER_JOINED,
-                "");
-        }
-        else
-        {
-            ChatRoomMemberIrcImpl member = new ChatRoomMemberIrcImpl(
-                    parentProvider,
-                    chatRoom,
-                    sender,
-                    ChatRoomMemberRole.GUEST);
-
-            chatRoom.addChatRoomMember(sender, member);
-
-            //we don't specify a reason
-            chatRoom.fireMemberPresenceEvent(
-                member,
-                null,
-                ChatRoomMemberPresenceChangeEvent.MEMBER_JOINED,
-                null);
-        }
+        //TODO Implement this.
+        return false;
     }
-
-    /**
-     * This method is called whenever someone (possibly us) is kicked from
-     * any of the channels that we are in.
-     *
-     * @param channel The channel from which the recipient was kicked.
-     * @param kickerNick The nick of the user who performed the kick.
-     * @param kickerLogin The login of the user who performed the kick.
-     * @param kickerHostname The host name of the user who performed the kick.
-     * @param recipientNick The unfortunate recipient of the kick.
-     * @param reason The reason given by the user who performed the kick.
-     */
-    @Override
-    protected void onKick(  String channel,
-                            String kickerNick,
-                            String kickerLogin,
-                            String kickerHostname,
-                            String recipientNick,
-                            String reason)
-    {
-        if (logger.isTraceEnabled())
-            logger.trace("KICK on " + channel
-                    + ": Received from " + kickerNick
-                    + " " + kickerLogin + "@" + kickerHostname);
-
-        ChatRoomIrcImpl chatRoom = ircMUCOpSet.getChatRoom(channel);
-
-        if (chatRoom == null || !chatRoom.isJoined())
-            return;
-
-        if(chatRoom.getUserNickname().equals(kickerNick))
-        {
-            notifyChatRoomOperation(0);
-        }
-
-        if(chatRoom.getUserNickname().equals(recipientNick))
-            ircMUCOpSet.fireLocalUserPresenceEvent(
-                chatRoom,
-                LocalUserChatRoomPresenceChangeEvent.LOCAL_USER_KICKED,
-                reason);
-        else
-        {
-            ChatRoomMember member
-                = chatRoom.getChatRoomMember(recipientNick);
-
-            ChatRoomMember actorMember
-                = chatRoom.getChatRoomMember(kickerNick);
-
-            chatRoom.removeChatRoomMember(recipientNick);
-
-            chatRoom.fireMemberPresenceEvent(
-                member,
-                actorMember,
-                ChatRoomMemberPresenceChangeEvent.MEMBER_KICKED,
-                reason);
-        }
-    }
-
-    /**
-     * This method is called whenever someone (possibly us) changes nick on any
-     * of the channels that we are on.
-     *
-     * @param oldNick The old nick.
-     * @param login The login of the user.
-     * @param hostname The host name of the user.
-     * @param newNick The new nick.
-     */
-    @Override
-    protected void onNickChange(String oldNick,
-                                String login,
-                                String hostname,
-                                String newNick)
-    {
-        if (logger.isTraceEnabled())
-            logger.trace("NICK changed: from " + oldNick + " changed to "
-                + newNick);
-
-        this.notifyChatRoomOperation(0);
-
-        for (ChatRoom chatRoom : ircMUCOpSet.getCurrentlyJoinedChatRooms())
-        {
-            ChatRoomIrcImpl chatRoomIrcImpl = (ChatRoomIrcImpl) chatRoom;
-
-            if (chatRoom.getUserNickname().equals(oldNick))
-            {
-                chatRoomIrcImpl.setNickName(newNick);
-                return;
-            }
-
-            ChatRoomMember member = chatRoomIrcImpl.getChatRoomMember(oldNick);
-
-            if (member == null)
-                continue;
-
-            ChatRoomMemberPropertyChangeEvent evt
-                = new ChatRoomMemberPropertyChangeEvent(
-                        member,
-                        chatRoom,
-                        ChatRoomMemberPropertyChangeEvent.MEMBER_NICKNAME,
-                        oldNick,
-                        newNick);
-
-            chatRoomIrcImpl.fireMemberPropertyChangeEvent(evt);
-        }
-    }
-
-    /**
-     * This method is called whenever we receive a notice.
-     *
-     * @param sourceNick The nick of the user that sent the notice.
-     * @param sourceLogin The login of the user that sent the notice.
-     * @param sourceHostname The host name of the user that sent the notice.
-     * @param target The target of the notice, be it our nick or a channel name.
-     * @param notice The notice message.
-     */
-    @Override
-    protected void onNotice(String sourceNick,
-                            String sourceLogin,
-                            String sourceHostname,
-                            String target,
-                            String notice)
-    {
-        if (logger.isTraceEnabled())
-            logger.trace("NOTICE on " + target + ": Received from "
-                + sourceNick + " " + sourceLogin + "@" + sourceHostname
-                + " the message: " + notice);
-
-        MessageIrcImpl message
-            = new MessageIrcImpl(   notice,
-                                    MessageIrcImpl.DEFAULT_MIME_TYPE,
-                                    MessageIrcImpl.DEFAULT_MIME_ENCODING,
-                                    null);
-
-        ChatRoomIrcImpl chatRoom = ircMUCOpSet.getChatRoom(target);
-
-        ChatRoomMember sourceMember = null;
-
-        if(chatRoom == null || !chatRoom.isJoined())
-        {
-            chatRoom = ircMUCOpSet.findSystemRoom();
-
-            sourceMember = ircMUCOpSet.findSystemMember();
-        }
-        else
-        {
-            sourceMember = chatRoom.getChatRoomMember(sourceNick);
-        }
-
-        if (sourceMember == null)
-            return;
-
-        chatRoom.fireMessageReceivedEvent(
-                message,
-                sourceMember,
-                new Date(),
-                ChatRoomMessageReceivedEvent.ACTION_MESSAGE_RECEIVED);
-    }
-
-    /**
-     * Called when a user (possibly us) gets granted operator status for a
-     * channel.
-     *  <p>
-     * This is a type of mode change and is also passed to the onMode
-     * method in the PircBot class.
-     *
-     * @param channel The channel in which the mode change took place.
-     * @param sourceNick The nick of the user that performed the mode change.
-     * @param sourceLogin The login of the user that performed the mode change.
-     * @param sourceHostname The host name of the user that performed the mode
-     * change.
-     * @param recipient The nick of the user that got 'opp-ed'.
-     */
-    @Override
-    protected void onOp(String channel,
-                        String sourceNick,
-                        String sourceLogin,
-                        String sourceHostname,
-                        String recipient)
-    {
-        if (logger.isDebugEnabled())
-            logger.debug("MODE OP on " + channel + ": from " + sourceNick + " "
-                + sourceLogin + "@" + sourceHostname + " on " + recipient);
-
-        ChatRoomIrcImpl chatRoom = ircMUCOpSet.getChatRoom(channel);
-
-        if (chatRoom == null || !chatRoom.isJoined())
-            return;
-
-        ChatRoomMember sourceMember = chatRoom.getChatRoomMember(sourceNick);
-
-        if (sourceMember == null)
-            return;
-
-        chatRoom.fireMemberRoleEvent(   sourceMember,
-                                        ChatRoomMemberRole.ADMINISTRATOR);
-    }
-
-    /**
-     * This method is called whenever someone (possibly us) leaves a channel
-     * which we are on.
-     *
-     * @param channel The channel which somebody parted from.
-     * @param sender The nick of the user who parted from the channel.
-     * @param login The login of the user who parted from the channel.
-     * @param hostname The host name of the user who parted from the channel.
-     */
-    @Override
-    protected void onPart(  String channel,
-                            String sender,
-                            String login,
-                            String hostname)
-    {
-        if (logger.isDebugEnabled())
-            logger.debug("LEAVE on " + channel + ": Received from " + sender
-                + " " + login + "@" + hostname);
-
-        ChatRoomIrcImpl chatRoom
-            = (ChatRoomIrcImpl) ircMUCOpSet.findRoom(channel);
-
-        if(chatRoom.getUserNickname().equals(sender))
-        {
-            ircMUCOpSet.fireLocalUserPresenceEvent(
-                chatRoom,
-                LocalUserChatRoomPresenceChangeEvent.LOCAL_USER_LEFT,
-                "");
-
-            for (ChatRoomMember member : chatRoom.getMembers())
-                chatRoom.fireMemberPresenceEvent(
-                    member,
-                    null,
-                    ChatRoomMemberPresenceChangeEvent.MEMBER_LEFT,
-                    "Local user has left the chat room.");
-
-            // Delete the list of members
-            chatRoom.clearChatRoomMemberList();
-        }
-        else
-        {
-            ChatRoomMember member = chatRoom.getChatRoomMember(sender);
-
-            if (member == null)
-                return;
-
-            chatRoom.removeChatRoomMember(sender);
-
-            //we don't specify a reason
-            chatRoom.fireMemberPresenceEvent(
-                member,
-                null,
-                ChatRoomMemberPresenceChangeEvent.MEMBER_LEFT,
-                null);
-        }
-    }
-
-    /**
-     * This method is called whenever someone (possibly us) quits from the
-     * server. We will only observe this if the user was in one of the
-     * channels to which we are connected.
-     *
-     * @param sourceNick The nick of the user that quit from the server.
-     * @param sourceLogin The login of the user that quit from the server.
-     * @param sourceHostname The host name of the user that quit from the server.
-     * @param reason The reason given for quitting the server.
-     */
-    @Override
-    protected void onQuit(  String sourceNick,
-                            String sourceLogin,
-                            String sourceHostname,
-                            String reason)
-    {
-        if (logger.isDebugEnabled())
-            logger.debug("QUIT : Received from " + sourceNick + " "
-                + sourceLogin + "@" + sourceHostname);
-
-        for (ChatRoom chatRoom : ircMUCOpSet.getCurrentlyJoinedChatRooms())
-        {
-            ChatRoomIrcImpl chatRoomIrcImpl = (ChatRoomIrcImpl) chatRoom;
-
-            if(chatRoom.getUserNickname().equals(sourceNick))
-                ircMUCOpSet.fireLocalUserPresenceEvent(
-                    chatRoom,
-                    LocalUserChatRoomPresenceChangeEvent.LOCAL_USER_DROPPED,
-                    reason);
-            else
-            {
-                ChatRoomMember member
-                    = chatRoomIrcImpl.getChatRoomMember(sourceNick);
-
-                if (member == null)
-                    return;
-
-                chatRoomIrcImpl.removeChatRoomMember(sourceNick);
-
-                chatRoomIrcImpl.fireMemberPresenceEvent(
-                    member,
-                    null,
-                    ChatRoomMemberPresenceChangeEvent.MEMBER_QUIT,
-                    reason);
-            }
-        }
-    }
-
-    /**
-     * Called when a host mask ban is removed from a channel.
-     *  <p>
-     * This is a type of mode change and is also passed to the onMode
-     * method in the PircBot class.
-     *
-     * @param channel The channel in which the mode change took place.
-     * @param sourceNick The nick of the user that performed the mode change.
-     * @param sourceLogin The login of the user that performed the mode change.
-     * @param sourceHostname The host name of the user that performed the mode
-     * change.
-     * @param hostmask
-     */
-    @Override
-    protected void onRemoveChannelBan(  String channel,
-                                        String sourceNick,
-                                        String sourceLogin,
-                                        String sourceHostname,
-                                        String hostmask)
-    {
-        if (logger.isDebugEnabled())
-            logger.debug("MODE on " + channel + ": Received from " + sourceNick
-                + " " + sourceLogin + "@" + sourceHostname);
-
-        ChatRoom chatRoom = ircMUCOpSet.getChatRoom(channel);
-
-        if (chatRoom == null)
-            return;
-
-        //TODO: Implement IrcStack.onRemoveChannelBan.
-    }
-
-    /**
-     * Called when a channel key is removed.
-     *
-     * @param channel The channel in which the mode change took place.
-     * @param sourceNick The nick of the user that performed the mode change.
-     * @param sourceLogin The login of the user that performed the mode change.
-     * @param sourceHostname The host name of the user that performed the mode
-     * change.
-     * @param key The key that was in use before the channel key was removed.
-     */
-    @Override
-    protected void onRemoveChannelKey(  String channel,
-                                        String sourceNick,
-                                        String sourceLogin,
-                                        String sourceHostname,
-                                        String key)
-    {
-        if (logger.isDebugEnabled())
-            logger.debug("MODE on " + channel + ": Received from " + sourceNick
-                + " " + sourceLogin + "@" + sourceHostname);
-
-        //TODO: Implement IrcStack.onRemoveChannelKey().
-    }
-
-    /**
-     * Called when the user limit is removed for a channel.
-     *
-     * @param channel The channel in which the mode change took place.
-     * @param sourceNick The nick of the user that performed the mode change.
-     * @param sourceLogin The login of the user that performed the mode change.
-     * @param sourceHostname The host name of the user that performed the mode
-     * change.
-     */
-    @Override
-    protected void onRemoveChannelLimit(String channel, String sourceNick,
-        String sourceLogin, String sourceHostname)
-    {
-        if (logger.isDebugEnabled())
-            logger.debug("MODE on " + channel + ": Received from " + sourceNick
-                + " " + sourceLogin + "@" + sourceHostname);
-
-        ChatRoom chatRoom = ircMUCOpSet.getChatRoom(channel);
-
-        if (chatRoom == null)
-            return;
-
-      //TODO: Implement IrcStack.onRemoveChannelLimit().
-    }
-
-    /**
-     * Called when a channel has 'invite only' removed.
-     *
-     * @param channel The channel in which the mode change took place.
-     * @param sourceNick The nick of the user that performed the mode change.
-     * @param sourceLogin The login of the user that performed the mode change.
-     * @param sourceHostname The host name of the user that performed the mode
-     * change.
-     */
-    @Override
-    protected void onRemoveInviteOnly(  String channel,
-                                        String sourceNick,
-                                        String sourceLogin,
-                                        String sourceHostname)
-    {
-        if (logger.isDebugEnabled())
-            logger.debug("MODE on " + channel + ": Received from " + sourceNick
-                + " " + sourceLogin + "@" + sourceHostname);
-
-        // TODO: Implement IrcStack.onRemoveInviteOnly().
-    }
-
-    /**
-     * Called when a channel has moderated mode removed.
-     *
-     * @param channel The channel in which the mode change took place.
-     * @param sourceNick The nick of the user that performed the mode change.
-     * @param sourceLogin The login of the user that performed the mode change.
-     * @param sourceHostname The host name of the user that performed the mode
-     * change.
-     */
-    @Override
-    protected void onRemoveModerated(   String channel,
-                                        String sourceNick,
-                                        String sourceLogin,
-                                        String sourceHostname)
-    {
-        if (logger.isDebugEnabled())
-            logger.debug("MODE on " + channel + ": Received from " + sourceNick
-                + " " + sourceLogin + "@" + sourceHostname);
-
-        // TODO: Implement IrcStack.onRemoveModerated().
-    }
-
-    /**
-     * Called when a channel is set to allow messages from any user, even
-     * if they are not actually in the channel.
-     *
-     * @param channel The channel in which the mode change took place.
-     * @param sourceNick The nick of the user that performed the mode change.
-     * @param sourceLogin The login of the user that performed the mode change.
-     * @param sourceHostname The host name of the user that performed the mode
-     * change.
-     */
-    @Override
-    protected void onRemoveNoExternalMessages(  String channel,
-                                                String sourceNick,
-                                                String sourceLogin,
-                                                String sourceHostname)
-    {
-        if (logger.isDebugEnabled())
-            logger.debug("MODE on " + channel + ": Received from " + sourceNick
-                + " " + sourceLogin + "@" + sourceHostname);
-
-        // TODO: Implement IrcStack.onRemoveNoExternalMessages().
-    }
-
-    /**
-     * Called when a channel is marked as not being in private mode.
-     *
-     * @param channel The channel in which the mode change took place.
-     * @param sourceNick The nick of the user that performed the mode change.
-     * @param sourceLogin The login of the user that performed the mode change.
-     * @param sourceHostname The host name of the user that performed the mode
-     * change.
-     */
-    @Override
-    protected void onRemovePrivate( String channel,
-                                    String sourceNick,
-                                    String sourceLogin,
-                                    String sourceHostname)
-    {
-        if (logger.isDebugEnabled())
-            logger.debug("MODE on " + channel + ": Received from " + sourceNick
-                + " " + sourceLogin + "@" + sourceHostname);
-
-        // TODO: Implement IrcStack.onRemovePrivate().
-    }
-
-    /**
-     * Called when a channel has 'secret' mode removed.
-     *
-     * @param channel The channel in which the mode change took place.
-     * @param sourceNick The nick of the user that performed the mode change.
-     * @param sourceLogin The login of the user that performed the mode change.
-     * @param sourceHostname The host name of the user that performed the mode
-     * change.
-     */
-    @Override
-    protected void onRemoveSecret(  String channel,
-                                    String sourceNick,
-                                    String sourceLogin,
-                                    String sourceHostname)
-    {
-        if (logger.isDebugEnabled())
-            logger.debug("MODE on " + channel + ": Received from " + sourceNick
-                + " " + sourceLogin + "@" + sourceHostname);
-
-        // TODO: Implement IrcStack.onRemoveSecret().
-    }
-
-    /**
-     * Called when topic protection is removed for a channel.
-     *
-     * @param channel The channel in which the mode change took place.
-     * @param sourceNick The nick of the user that performed the mode change.
-     * @param sourceLogin The login of the user that performed the mode change.
-     * @param sourceHostname The host name of the user that performed the mode
-     * change.
-     */
-    @Override
-    protected void onRemoveTopicProtection(String channel, String sourceNick,
-        String sourceLogin, String sourceHostname)
-    {
-        if (logger.isDebugEnabled())
-            logger.debug("MODE on " + channel + ": Received from " + sourceNick
-                + " " + sourceLogin + "@" + sourceHostname);
-
-        // TODO: Implement IrcStack.onRemoveSecret().
-    }
-
-    /**
-     *
-     * @param code The three-digit numerical code for the response.
-     * @param response The full response from the IRC server.
-     *
-     * @see ReplyConstants
-     */
-    @Override
-    protected void onServerResponse (int code, String response)
-    {
-        if (code == ERR_NOSUCHCHANNEL)
-        {
-            logger.error("No such channel:" + code
-                + ": Response :" + response);
-
-            this.notifyChatRoomOperation(ERR_NOSUCHCHANNEL);
-        }
-        else if (code == ERR_BADCHANMASK)
-        {
-            logger.error("Bad channel mask :" + code
-                + ": Response :" + response);
-
-            this.notifyChatRoomOperation(ERR_BADCHANMASK);
-        }
-        else if (code == ERR_BADCHANNELKEY)
-        {
-            logger.error("Bad channel key :" + code
-                + ": Response :" + response);
-
-            this.notifyChatRoomOperation(ERR_BADCHANNELKEY);
-        }
-        else if (code == ERR_BANNEDFROMCHAN)
-        {
-            logger.error("Banned from channel :" + code
-                + ": Response :" + response);
-
-            this.notifyChatRoomOperation(ERR_BANNEDFROMCHAN);
-        }
-        else if (code == ERR_CHANNELISFULL)
-        {
-            logger.error("Channel is full :" + code
-                + ": Response :" + response);
-
-            this.notifyChatRoomOperation(ERR_CHANNELISFULL);
-        }
-        else if (code == ERR_CHANOPRIVSNEEDED)
-        {
-            logger.error("Channel operator privilages needed :" + code
-                + ": Response :" + response);
-
-            this.notifyChatRoomOperation(ERR_CHANOPRIVSNEEDED);
-        }
-        else if (code == ERR_ERRONEUSNICKNAME)
-        {
-            logger.error("ERR_ERRONEUSNICKNAME :" + code
-                + ": Response :" + response);
-
-            this.notifyChatRoomOperation(ERR_ERRONEUSNICKNAME);
-        }
-        else if (code == ERR_INVITEONLYCHAN)
-        {
-            logger.error("Invite only channel :" + code
-                + ": Response :" + response);
-
-            this.notifyChatRoomOperation(ERR_INVITEONLYCHAN);
-        }
-        else if (code == ERR_NEEDMOREPARAMS)
-        {
-            logger.error("Need more params :" + code
-                + ": Response :" + response);
-
-            this.notifyChatRoomOperation(ERR_NEEDMOREPARAMS);
-        }
-        else if (code == ERR_NICKCOLLISION)
-        {
-            logger.error("Nick collision :" + code
-                + ": Response :" + response);
-
-            this.notifyChatRoomOperation(ERR_NICKCOLLISION);
-        }
-        else if (code == ERR_NICKNAMEINUSE)
-        {
-            logger.error("Nickname in use :" + code
-                + ": Response :" + response);
-
-            this.notifyChatRoomOperation(ERR_NICKNAMEINUSE);
-        }
-        else if (code == ERR_NONICKNAMEGIVEN)
-        {
-            logger.error("No nickname given :" + code
-                + ": Response :" + response);
-
-            this.notifyChatRoomOperation(ERR_NONICKNAMEGIVEN);
-        }
-        else if (code == ERR_NOTONCHANNEL)
-        {
-            logger.error("Not on channel :" + code
-                + ": Response :" + response);
-
-            this.notifyChatRoomOperation(ERR_NOTONCHANNEL);
-        }
-        else if (code == ERR_TOOMANYCHANNELS)
-        {
-            logger.error("Too many channels :" + code
-                + ": Response :" + response);
-
-            this.notifyChatRoomOperation(ERR_TOOMANYCHANNELS);
-        }
-        // reply responses
-        else if (code == RPL_WHOISUSER)
-        {
-            StringTokenizer tokenizer = new StringTokenizer(response);
-            tokenizer.nextToken();
-
-            String nickname = tokenizer.nextToken();
-            String login = tokenizer.nextToken();
-            String hostname = tokenizer.nextToken();
-
-            UserInfo userInfo = new UserInfo(nickname, login, hostname);
-
-            this.userInfoTable.put(nickname, userInfo);
-        }
-        else if (code == RPL_WHOISSERVER)
-        {
-            StringTokenizer tokenizer = new StringTokenizer(response);
-            tokenizer.nextToken();
-            String userNickName = tokenizer.nextToken();
-
-            int end = response.indexOf(':');
-            String serverInfo = response.substring(end + 1);
-
-            if (userInfoTable.containsKey(userNickName))
-            {
-                userInfoTable.get(userNickName).setServerInfo(serverInfo);
-            }
-        }
-        else if (code == RPL_WHOISOPERATOR)
-        {
-            StringTokenizer tokenizer = new StringTokenizer(response);
-            tokenizer.nextToken();
-            String userNickName = tokenizer.nextToken();
-
-            if (userInfoTable.containsKey(userNickName))
-            {
-                userInfoTable.get(userNickName).setIrcOp(true);
-            }
-        }
-        else if (code == RPL_WHOISIDLE)
-        {
-            StringTokenizer tokenizer = new StringTokenizer(response);
-            tokenizer.nextToken();
-            String userNickName = tokenizer.nextToken();
-            long idle = Long.parseLong(tokenizer.nextToken());
-
-            if (userInfoTable.containsKey(userNickName))
-            {
-                userInfoTable.get(userNickName).setIdle(idle);
-            }
-        }
-        else if (code == RPL_WHOISCHANNELS)
-        {
-            StringTokenizer tokenizer = new StringTokenizer(response);
-            tokenizer.nextToken();
-            String userNickName = tokenizer.nextToken();
-
-            if (userInfoTable.containsKey(userNickName))
-            {
-                userInfoTable.get(userNickName).clearJoinedChatRoom();
-
-                while(tokenizer.hasMoreTokens())
-                {
-                    String channel = tokenizer.nextToken();
-
-                    if(channel.startsWith(":"))
-                        channel = channel.substring(1);
-
-                    userInfoTable.get(userNickName).addJoinedChatRoom(channel);
-                }
-            }
-        }
-        else if (code == RPL_ENDOFWHOIS)
-        {
-            StringTokenizer tokenizer = new StringTokenizer(response);
-            tokenizer.nextToken();
-            String userNickName = tokenizer.nextToken();
-
-            if (userInfoTable.containsKey(userNickName))
-            {
-                UserInfo userInfo = userInfoTable.get(userNickName);
-
-                this.onWhoIs(userInfo);
-            }
-        }
-        else if (code == RPL_ENDOFMOTD)
-        {
-            this.isInitialized = true;
-
-            ChatRoom[] joinCacheCopy
-                = joinCache.toArray(new ChatRoom[joinCache.size()]);
-
-            joinCache.clear();
-
-            for (ChatRoom joinCacheElement : joinCacheCopy)
-            {
-                this.join(joinCacheElement);
-            }
-        }
-        else if (code != RPL_LISTSTART
-                    && code != RPL_LIST
-                    && code != RPL_LISTEND
-                    && code != RPL_ENDOFNAMES)
-        {
-            if (logger.isTraceEnabled())
-                logger.trace(
-                "Server response: Code : "
-                + code
-                + " Response : "
-                + response);
-
-            int delimiterIndex = response.indexOf(':');
-
-            if(delimiterIndex != -1 && delimiterIndex < response.length() - 1)
-                response = response.substring(delimiterIndex + 1);
-
-            MessageIrcImpl message
-                = new MessageIrcImpl(
-                    response,
-                    MessageIrcImpl.DEFAULT_MIME_TYPE,
-                    MessageIrcImpl.DEFAULT_MIME_ENCODING,
-                    null);
-
-            ChatRoomIrcImpl serverRoom = ircMUCOpSet.findSystemRoom();
-
-            ChatRoomMember serverMember = ircMUCOpSet.findSystemMember();
-
-            serverRoom.fireMessageReceivedEvent(
-                    message,
-                    serverMember,
-                    new Date(),
-                    ChatRoomMessageReceivedEvent.SYSTEM_MESSAGE_RECEIVED);
-        }
-    }
-
-    /**
-     * Called when a user (possibly us) gets banned from a channel. Being
-     * banned from a channel prevents any user with a matching host mask from
-     * joining the channel.  For this reason, most bans are usually directly
-     * followed by the user being kicked .
-     *
-     * @param channel The channel in which the mode change took place.
-     * @param sourceNick The nick of the user that performed the mode change.
-     * @param sourceLogin The login of the user that performed the mode change.
-     * @param sourceHostname The host name of the user that performed the mode
-     * change.
-     * @param hostmask The host mask of the user that has been banned.
-     */
-    @Override
-    protected void onSetChannelBan( String channel,
-                                    String sourceNick,
-                                    String sourceLogin,
-                                    String sourceHostname,
-                                    String hostmask)
-    {
-        if (logger.isDebugEnabled())
-            logger.debug("MODE on " + channel + ": Received from " + sourceNick
-                + " " + sourceLogin + "@" + sourceHostname);
-
-        // TODO: Implement IrcStack.onSetChannelBan().
-    }
-
-    /**
-     * Called when a channel key is set.  When the channel key has been set,
-     * other users may only join that channel if they know the key.  Channel
-     * keys are sometimes referred to as passwords.
-     *
-     * @param channel The channel in which the mode change took place.
-     * @param sourceNick The nick of the user that performed the mode change.
-     * @param sourceLogin The login of the user that performed the mode change.
-     * @param sourceHostname The host name of the user that performed the mode
-     * change.
-     * @param key The new key for the channel.
-     */
-    @Override
-    protected void onSetChannelKey(String channel, String sourceNick,
-        String sourceLogin, String sourceHostname, String key)
-    {
-        if (logger.isDebugEnabled())
-            logger.debug("MODE on " + channel + ": Received from " + sourceNick
-                + " " + sourceLogin + "@" + sourceHostname);
-
-     // TODO: Implement IrcStack.onSetChannelKey().
-    }
-
-    /**
-     * Called when a user limit is set for a channel.  The number of users in
-     * the channel cannot exceed this limit.
-     *
-     * @param channel The channel in which the mode change took place.
-     * @param sourceNick The nick of the user that performed the mode change.
-     * @param sourceLogin The login of the user that performed the mode change.
-     * @param sourceHostname The host name of the user that performed the mode
-     * change.
-     * @param limit The maximum number of users that may be in this channel at
-     * the same time.
-     */
-    @Override
-    protected void onSetChannelLimit(   String channel,
-                                        String sourceNick,
-                                        String sourceLogin,
-                                        String sourceHostname,
-                                        int limit)
-    {
-        if (logger.isDebugEnabled())
-            logger.debug("MODE on " + channel + ": Received from " + sourceNick
-                + " " + sourceLogin + "@" + sourceHostname);
-
-        // TODO: Implement IrcStack.onSetChannelLimit().
-    }
-
-    /**
-     * Called when a channel is set to 'invite only' mode.  A user may only
-     * join the channel if they are invited by someone who is already in the
-     * channel.
-     *
-     * @param channel The channel in which the mode change took place.
-     * @param sourceNick The nick of the user that performed the mode change.
-     * @param sourceLogin The login of the user that performed the mode change.
-     * @param sourceHostname The host name of the user that performed the mode
-     * change.
-     */
-    @Override
-    protected void onSetInviteOnly( String channel,
-                                    String sourceNick,
-                                    String sourceLogin,
-                                    String sourceHostname)
-    {
-        if (logger.isDebugEnabled())
-            logger.debug("MODE on " + channel + ": Received from " + sourceNick
-                + " " + sourceLogin + "@" + sourceHostname);
-
-        // TODO: Implement IrcStack.onSetChannelLimit().
-    }
-
-    /**
-     * Called when a channel is set to 'moderated' mode. If a channel is
-     * moderated, then only users who have been 'voiced' or 'opp-ed' may speak
-     * or change their nicks.
-     *
-     * @param channel The channel in which the mode change took place.
-     * @param sourceNick The nick of the user that performed the mode change.
-     * @param sourceLogin The login of the user that performed the mode change.
-     * @param sourceHostname The host name of the user that performed the mode
-     * change.
-     */
-    @Override
-    protected void onSetModerated(  String channel,
-                                    String sourceNick,
-                                    String sourceLogin,
-                                    String sourceHostname)
-    {
-        if (logger.isDebugEnabled())
-            logger.debug("MODE on " + channel + ": Received from " + sourceNick
-                + " " + sourceLogin + "@" + sourceHostname);
-
-        // TODO: Implement IrcStack.onSetModerated().
-    }
-
-    /**
-     * Called when a channel is set to only allow messages from users that
-     * are in the channel.
-     *
-     * @param channel The channel in which the mode change took place.
-     * @param sourceNick The nick of the user that performed the mode change.
-     * @param sourceLogin The login of the user that performed the mode change.
-     * @param sourceHostname The hostname of the user that performed the mode
-     * change.
-     */
-    @Override
-    protected void onSetNoExternalMessages( String channel,
-                                            String sourceNick,
-                                            String sourceLogin,
-                                            String sourceHostname)
-    {
-        if (logger.isDebugEnabled())
-            logger.debug("MODE on " + channel + ": Received from " + sourceNick
-                + " " + sourceLogin + "@" + sourceHostname);
-
-        // TODO: Implement IrcStack.onSetNoExternalMessages().
-    }
-
-    /**
-     * Called when a channel is marked as being in private mode.
-     *
-     * @param channel The channel in which the mode change took place.
-     * @param sourceNick The nick of the user that performed the mode change.
-     * @param sourceLogin The login of the user that performed the mode change.
-     * @param sourceHostname The host name of the user that performed the mode
-     * change.
-     */
-    @Override
-    protected void onSetPrivate(String channel, String sourceNick,
-        String sourceLogin, String sourceHostname)
-    {
-        if (logger.isDebugEnabled())
-            logger.debug("MODE on " + channel + ": Received from " + sourceNick
-                + " " + sourceLogin + "@" + sourceHostname);
-
-        // TODO: Implement IrcStack.onSetPrivate().
-    }
-
-    /**
-     * Called when a channel is set to be in 'secret' mode.  Such channels
-     * typically do not appear on a server's channel listing.
-     *
-     * @param channel The channel in which the mode change took place.
-     * @param sourceNick The nick of the user that performed the mode change.
-     * @param sourceLogin The login of the user that performed the mode change.
-     * @param sourceHostname The host name of the user that performed the mode
-     * change.
-     */
-    @Override
-    protected void onSetSecret(String channel, String sourceNick,
-        String sourceLogin, String sourceHostname)
-    {
-        if (logger.isDebugEnabled())
-            logger.debug("MODE on " + channel + ": Received from " + sourceNick
-                + " " + sourceLogin + "@" + sourceHostname);
-
-        //TODO: Implement IrcStack.onSetPrivate().
-    }
-
-    /**
-     * Called when topic protection is enabled for a channel.  Topic protection
-     * means that only operators in a channel may change the topic.
-     *
-     * @param channel The channel in which the mode change took place.
-     * @param sourceNick The nick of the user that performed the mode change.
-     * @param sourceLogin The login of the user that performed the mode change.
-     * @param sourceHostname The host name of the user that performed the mode
-     * change.
-     */
-    @Override
-    protected void onSetTopicProtection(String channel, String sourceNick,
-        String sourceLogin, String sourceHostname)
-    {
-        if (logger.isDebugEnabled())
-            logger.debug("MODE on " + channel + ": Received from " + sourceNick
-                + " " + sourceLogin + "@" + sourceHostname);
-
-        //TODO: Implement IrcStack.onSetPrivate().
-    }
-
-    /**
-     * This method is called whenever a user sets the topic, or when
-     * PircBot joins a new channel and discovers its topic.
-     *
-     * @param channel The channel that the topic belongs to.
-     * @param topic The topic for the channel.
-     * @param setBy The nick of the user that set the topic.
-     * @param date When the topic was set (milliseconds since the epoch).
-     * @param changed True if the topic has just been changed, false if
-     *                the topic was already there.
-     *
-     */
-    @Override
-    protected void onTopic( String channel,
-                            String topic,
-                            String setBy,
-                            long date,
-                            boolean changed)
-    {
-        if (logger.isTraceEnabled())
-            logger.trace("TOPIC on " + channel + ": " + topic + " setBy: "
-                + setBy + " on: " + date);
-
-        this.notifyChatRoomOperation(0);
-
-        ChatRoomIrcImpl chatRoom = ircMUCOpSet.getChatRoom(channel);
-
-        ChatRoomPropertyChangeEvent evt
-            = new ChatRoomPropertyChangeEvent(
-                chatRoom,
-                ChatRoomPropertyChangeEvent.CHAT_ROOM_SUBJECT,
-                chatRoom.getSubject(),
-                topic);
-
-        // After creating the event with the old and new value of the subject
-        // we could change the subject property of the chat room.
-        chatRoom.setSubjectFromServer(topic);
-
-        chatRoom.firePropertyChangeEvent(evt);
-    }
-
-    /**
-     * This method is called whenever we receive a line from the server that
-     * the PircBot has not been programmed to recognize.
-     *
-     * @param line The raw line that was received from the server.
-     */
-    @Override
-    protected void onUnknown(String line)
-    {
-        if (logger.isTraceEnabled())
-            logger.trace("Unknown message received from the server : " + line);
-    }
-
-    /**
-     * This method is called when we receive a user list from the server
-     * after joining a channel.
-     *
-     * @param channel The name of the channel.
-     * @param users An array of User objects belonging to this channel.
-     *
-     * @see User
-     */
-    @Override
-    protected void onUserList(String channel, User[] users)
-    {
-        if (logger.isDebugEnabled())
-            logger.debug("NAMES on " + channel);
-
-        ChatRoomIrcImpl chatRoom = ircMUCOpSet.getChatRoom(channel);
-
-        chatRoom.clearChatRoomMemberList();
-
-        for (User user : users)
-        {
-            String userPrefix = user.getPrefix();
-            ChatRoomMemberRole newMemberRole;
-
-            if (userPrefix.contains("@"))
-                newMemberRole = ChatRoomMemberRole.ADMINISTRATOR;
-            else if (userPrefix.contains("%"))
-                newMemberRole = ChatRoomMemberRole.MODERATOR;
-            else if (userPrefix.contains("+"))
-                newMemberRole = ChatRoomMemberRole.MEMBER;
-            else
-                newMemberRole = ChatRoomMemberRole.GUEST;
-
-            ChatRoomMemberIrcImpl newMember
-                = new ChatRoomMemberIrcImpl(parentProvider,
-                                            chatRoom,
-                                            user.getNick(),
-                                            newMemberRole);
-
-            chatRoom.addChatRoomMember(user.getNick(), newMember);
-
-            chatRoom.fireMemberPresenceEvent(
-                newMember,
-                null,
-                ChatRoomMemberPresenceChangeEvent.MEMBER_JOINED,
-                ChatRoomMemberPresenceChangeEvent.REASON_USER_LIST);
-        }
-    }
-
-    /**
-     * Called when a user (possibly us) gets voice status granted in a channel.
-     *
-     * @param channel The channel in which the mode change took place.
-     * @param sourceNick The nick of the user that performed the mode change.
-     * @param sourceLogin The login of the user that performed the mode change.
-     * @param sourceHostname The host name of the user that performed the mode
-     * change.
-     * @param recipient The nick of the user that got 'voiced'.
-     */
-    @Override
-    protected void onVoice(String channel, String sourceNick,
-        String sourceLogin, String sourceHostname, String recipient)
-    {
-        if (logger.isDebugEnabled())
-            logger.debug("VOICE on " + channel + ": Received from "
-                + sourceNick + " " + sourceLogin + "@" + sourceHostname + "on "
-                + recipient);
-
-        ChatRoomIrcImpl chatRoom = ircMUCOpSet.getChatRoom(channel);
-
-        if (chatRoom == null || !chatRoom.isJoined())
-            return;
-
-        ChatRoomMember sourceMember = chatRoom.getChatRoomMember(sourceNick);
-
-        if (sourceMember == null)
-            return;
-
-        chatRoom.fireMemberRoleEvent(   sourceMember,
-                                        ChatRoomMemberRole.GUEST);
-    }
-
-    /**
-     * Returns the list of chat rooms on this server.
-     *
-     * @return the list of chat rooms on this server
-     */
+    
     public List<String> getServerChatRoomList()
     {
-        return serverChatRoomList;
-    }
-
-    /**
-     * Tests if this chat room is joined
-     *
-     * @param chatRoom the chat room we want to test
-     * @return true if the chat room is joined, false otherwise
-     */
-    protected boolean isJoined(ChatRoomIrcImpl chatRoom)
-    {
-        // If we are asked for the status of the server channel, we return true
-        // if the server is connected and false otherwise.
-        if(ircMUCOpSet.findSystemRoom().equals(chatRoom))
-            return isConnected();
-
-        // Private rooms are joined if they exist.
-        if(chatRoom.isPrivate())
-            return true;
-
-        // For all other channels on the server.
-        if (this.isConnected())
-        {
-            String[] channels = this.getChannels();
-
-            for (String channel : channels)
-            {
-                if (chatRoom.getName().equals(channel))
-                    return true;
-            }
-            return false;
-        }
-        else
-        {
-            return false;
-        }
-    }
-
-    /**
-     * Join a chat room on this server.
-     *
-     * @param chatRoom the chat room to join
-     */
-    public void join(ChatRoom chatRoom)
-    {
-        if (!isInitialized)
-        {
-            joinCache.add(chatRoom);
-
-            return;
-        }
-
-        this.joinChannel(chatRoom.getName());
-
-        Timer joinTimeoutTimer = new Timer();
-
-        joinTimeoutTimers.put(chatRoom, joinTimeoutTimer);
-
-        joinTimeoutTimer.schedule(new JoinTimeoutTask(chatRoom), TIMEOUT);
-    }
-
-    /**
-     * Join a chat room on this server.
-     *
-     * @param chatRoom the chat room to join
-     * @param password the password of the chat room
-     */
-    public void join(ChatRoom chatRoom, byte[] password)
-    {
-        this.joinChannel(chatRoom.getName(), new String(password));
-
-        Timer joinTimeoutTimer = new Timer();
-
-        joinTimeoutTimers.put(chatRoom, joinTimeoutTimer);
-
-        joinTimeoutTimer.schedule(new JoinTimeoutTask(chatRoom), TIMEOUT);
-    }
-
-    /**
-     * Leaves the given chat room.
-     *
-     * @param chatRoom the chat room we want to leave
-     */
-    protected void leave(ChatRoom chatRoom)
-    {
-        this.partChannel(chatRoom.getName());
-    }
-
-    /**
-     * This method sends a command to the server which can also be an action or
-     * a notice.
-     *
-     * @param chatRoom the chat room corresponding to the command
-     * @param command the command we want to send
-     */
-    protected void sendCommand(ChatRoomIrcImpl chatRoom, String command)
-    {
-        if (command.startsWith("/me"))
-        {
-            this.sendAction(chatRoom.getName(), command.substring(3));
-        }
-        else if (command.startsWith("/notice"))
-        {
-            this.sendNotice(chatRoom.getName(), command.substring(7));
-        }
-        else if (command.startsWith("/msg"))
-        {
-            StringTokenizer tokenizer = new StringTokenizer(command);
-
-            String target = "";
-            String messageContent = "";
-
-            // We don't need the /msg command text.
-            tokenizer.nextToken();
-
-            if(tokenizer.hasMoreTokens())
-                target = tokenizer.nextToken();
-
-            while(tokenizer.hasMoreTokens())
-            {
-                messageContent += tokenizer.nextToken() + " ";
-            }
-
-            this.sendMessage(target, messageContent);
-        }
-        else if (command.startsWith("/query"))
-        {
-            StringTokenizer tokenizer = new StringTokenizer(command);
-
-            String target = null;
-
-            tokenizer.nextToken();
-
-            if(tokenizer.hasMoreTokens())
-                target = tokenizer.nextToken();
-
-            this.createPrivateChatRoom(target);
-        }
-        else
-        {
-            this.sendRawLine(command.substring(1));
-        }
-    }
-
-    /**
-     * Called to ban the given user from the given channel. The reason is not
-     * passed to the server, as it doesn't support this parameter.
-     *
-     * @param chatRoom the chat room for which the user should be banned
-     * @param hostmask the host mask of the user to ban
-     * @param reason the reason of the ban
-     * @throws OperationFailedException if something goes wrong
-     */
-    protected void banParticipant( String chatRoom,
-                        String hostmask,
-                        String reason)
-        throws OperationFailedException
-    {
-        this.ban(chatRoom, hostmask);
-
-        this.lockChatRoomOperation();
-
-        if (operationResponseCode == ERR_NEEDMOREPARAMS)
-            throw new OperationFailedException(
-                "Need more parameters.",
-                OperationFailedException.GENERAL_ERROR);
-        else if (operationResponseCode == ERR_CHANOPRIVSNEEDED)
-            throw new OperationFailedException(
-                "Need more parameters.",
-                OperationFailedException.NOT_ENOUGH_PRIVILEGES);
-        else if (operationResponseCode == ERR_NOTONCHANNEL)
-            throw new OperationFailedException(
-                "Need more parameters.",
-                OperationFailedException.GENERAL_ERROR);
-        else if (operationResponseCode == ERR_USERSDONTMATCH)
-            throw new OperationFailedException(
-                "Need more parameters.",
-                OperationFailedException.GENERAL_ERROR);
-        else if (operationResponseCode == ERR_NOSUCHCHANNEL)
-            throw new OperationFailedException(
-                "Need more parameters.",
-                OperationFailedException.GENERAL_ERROR);
-        else if (operationResponseCode == ERR_NOSUCHNICK)
-            throw new OperationFailedException(
-                "Need more parameters.",
-                OperationFailedException.GENERAL_ERROR);
-        else if (operationResponseCode == ERR_KEYSET)
-            throw new OperationFailedException(
-                "Need more parameters.",
-                OperationFailedException.GENERAL_ERROR);
-        else if (operationResponseCode == ERR_UMODEUNKNOWNFLAG)
-            throw new OperationFailedException(
-                "Need more parameters.",
-                OperationFailedException.GENERAL_ERROR);
-        else if (operationResponseCode == ERR_UNKNOWNMODE)
-            throw new OperationFailedException(
-                "Need more parameters.",
-                OperationFailedException.GENERAL_ERROR);
-    }
-
-    /**
-     * Who is.
-     *
-     * @param userInfo
-     */
-    private void onWhoIs(UserInfo userInfo)
-    {
-        ChatRoomIrcImpl chatRoom = ircMUCOpSet.findSystemRoom();
-
-        if((chatRoom == null) || !chatRoom.isJoined())
-            return;
-
-        if (logger.isTraceEnabled())
-            logger.trace("WHOIS on: " + userInfo.getNickName() + "!"
-                + userInfo.getLogin() + "@" + userInfo.getHostname());
-
-        String whoisMessage
-            = "Nickname: " + userInfo.getNickName() + "\n"
-                + "Host name: " + userInfo.getHostname() + "\n"
-                + "Login: " + userInfo.getLogin() + "\n"
-                + "Server info: " + userInfo.getServerInfo() + "\n"
-                + "Joined chat rooms:";
-
-        for (String joinedChatRoom : userInfo.getJoinedChatRooms())
-            whoisMessage += " " + joinedChatRoom;
-
-        MessageIrcImpl message
-            = new MessageIrcImpl(   whoisMessage,
-                                    MessageIrcImpl.DEFAULT_MIME_TYPE,
-                                    MessageIrcImpl.DEFAULT_MIME_ENCODING,
-                                    null);
-
-        chatRoom.fireMessageReceivedEvent(
-            message,
-            ircMUCOpSet.findSystemMember(),
-            new Date(),
-            ChatRoomMessageReceivedEvent.SYSTEM_MESSAGE_RECEIVED);
+        //TODO Implement this.
+        return new ArrayList<String>();
     }
-
-    /**
-     * Adds a chat room to the server chat room list.
-     *
-     * @param chatRoomName the name of the chat room to add
-     */
-    private void addServerChatRoom(String chatRoomName)
+    
+    public void join(ChatRoomIrcImpl chatroom)
     {
-        synchronized (serverChatRoomList)
-        {
-            if (!serverChatRoomList.contains(chatRoomName))
-                serverChatRoomList.add(chatRoomName);
-        }
+        //TODO Implement this.
     }
-
-    /**
-     * After waiting a certain time notifies all interested listeners that a
-     * join has failed, because there's no response from the server.
-     */
-    private class JoinTimeoutTask extends TimerTask
+    
+    public void join(ChatRoomIrcImpl chatroom, byte[] password)
     {
-        private ChatRoom chatRoom;
-
-        /**
-         * Creates an instance of <tt>JoinTimeoutTask</tt>.
-         *
-         * @param chatRoom the chat room for which the join has been timed out.
-         */
-        public JoinTimeoutTask(ChatRoom chatRoom)
-        {
-            this.chatRoom = chatRoom;
-        }
-
-        /**
-         * Notifies all interested listeners that a join has failed, because
-         * there's no response from the server.
-         * @see java.util.TimerTask#run()
-         */
-        @Override
-        public void run()
-        {
-            ((OperationSetMultiUserChatIrcImpl) parentProvider
-                .getOperationSet(OperationSetMultiUserChat.class))
-                    .fireLocalUserPresenceEvent(chatRoom,
-                    LocalUserChatRoomPresenceChangeEvent.LOCAL_USER_JOIN_FAILED,
-                    "Failed to join the  " + chatRoom.getName()
-                    + " chat room, because there is no response from the server.");
-        }
+        //TODO Implement this.
     }
-
-    /**
-     * Locks a chat room operation.
-     */
-    private void lockChatRoomOperation()
+    
+    public void leave(ChatRoomIrcImpl chatroom)
     {
-        synchronized (operationLock)
-        {
-            try
-            {
-                operationLock.wait(5000);
-            }
-            catch (InterruptedException e)
-            {
-                logger.error("Chat Room operation lock thread interrupted.", e);
-            }
-        }
+        //TODO Implement this.
     }
-
-    /**
-     * Notifies the waiting chat room operation.
-     * @param responseCode the response code of the operation to notify for
-     */
-    private void notifyChatRoomOperation(int responseCode)
+    
+    public void banParticipant(ChatRoomIrcImpl chatroom, ChatRoomMember member, String reason)
     {
-        this.operationResponseCode = responseCode;
-
-        synchronized (operationLock)
-        {
-            operationLock.notify();
-        }
+        //TODO Implement this.
     }
-
-    /**
-     * Kicks the participant with the given contact address from the given
-     * channel.
-     *
-     * @param chatRoomName the name of the chat room
-     * @param contactAddress the address of the contact to kick
-     * @param reason the reason of the kick
-     *
-     * @throws OperationFailedException if we are not joined or we don't have
-     * enough privileges to kick a participant.
-     */
-    public void kickParticipant(String chatRoomName,
-                                String contactAddress,
-                                String reason)
-        throws OperationFailedException
+    
+    public void kickParticipant(ChatRoomIrcImpl chatroom, ChatRoomMember member, String reason)
     {
-        this.kick(chatRoomName, contactAddress, reason);
-
-        this.lockChatRoomOperation();
-
-        if (operationResponseCode == ERR_CHANOPRIVSNEEDED)
-            throw new OperationFailedException(
-                "You need to have operator privileges"
-                + "in order to kick a contact.",
-                OperationFailedException.NOT_ENOUGH_PRIVILEGES);
-        else if (operationResponseCode == ERR_NEEDMOREPARAMS)
-            throw new OperationFailedException(
-                "The server need more parameters in order to perform"
-                + "this operation.",
-                OperationFailedException.GENERAL_ERROR);
-        else if (operationResponseCode == ERR_NOSUCHCHANNEL)
-            throw new OperationFailedException(
-                "The channel from which the contact should be kicked"
-                + "was not found.",
-                OperationFailedException.NOT_FOUND);
-        else if (operationResponseCode == ERR_BADCHANMASK)
-            throw new OperationFailedException(
-                "The channel from which the contact should be kicked"
-                + "was not found.",
-                OperationFailedException.NOT_FOUND);
-        else if (operationResponseCode == ERR_NOTONCHANNEL)
-            throw new OperationFailedException(
-                "You need to be joined to the chat room in order"
-                + "to kick a contact from it.",
-                OperationFailedException.CHAT_ROOM_NOT_JOINED);
+        //TODO Implement this.
     }
-
-    /**
-     * Changes the topic of the given channel.
-     *
-     * @param channel the channel to change
-     * @param topic the new topic to set
-     * @throws OperationFailedException thrown if the user is not joined to the
-     * channel or if he/she doesn't have enough privileges to change the
-     * topic or if the topic is null.
-     */
-    public void setSubject(String channel, String topic)
-        throws OperationFailedException
+    
+    public void invite(String memberId, ChatRoomIrcImpl chatroom)
     {
-        this.setTopic(channel, topic);
-
-        this.lockChatRoomOperation();
-
-        if (operationResponseCode == ERR_NEEDMOREPARAMS)
-            new OperationFailedException(
-                "More parameters should be provided to the server.",
-                OperationFailedException.GENERAL_ERROR);
-        else if (operationResponseCode == ERR_NOTONCHANNEL)
-            new OperationFailedException(
-                "You need to be joined in order to"
-                + " change the subject of the chat room.",
-                OperationFailedException.CHAT_ROOM_NOT_JOINED);
-        else if (operationResponseCode == ERR_CHANOPRIVSNEEDED)
-            new OperationFailedException(
-                "You don't have enough privileges"
-                + " to change the chat room subject.",
-                OperationFailedException.NOT_ENOUGH_PRIVILEGES);
+        //TODO Implement this.
     }
-
-    /**
-     * Changes the user nick name on the IRC server.
-     *
-     * @param nickname the new nickname
-     * @throws OperationFailedException if the nickname is already used by
-     * someone else
-     */
-    public void setUserNickname(String nickname)
-        throws OperationFailedException
+    
+    public void command(ChatRoomIrcImpl chatroom, String command)
     {
-        this.changeNick(nickname);
-
-        this.lockChatRoomOperation();
-
-        if (operationResponseCode == ERR_NICKNAMEINUSE)
-            throw new OperationFailedException(
-                "The nickname you chosed is already used by someone else.",
-                OperationFailedException.IDENTIFICATION_CONFLICT);
-        else if (operationResponseCode == ERR_NICKCOLLISION)
-            throw new OperationFailedException(
-                "The nickname you chosed is already used by someone else.",
-                OperationFailedException.IDENTIFICATION_CONFLICT);
-        else if (operationResponseCode == ERR_NONICKNAMEGIVEN)
-            throw new OperationFailedException(
-                "You need to enter a valid nickname.",
-                OperationFailedException.ILLEGAL_ARGUMENT);
-        else if (operationResponseCode == ERR_ERRONEUSNICKNAME)
-            throw new OperationFailedException(
-                "You need to enter a valid nickname.",
-                OperationFailedException.ILLEGAL_ARGUMENT);
+        //TODO Implement this.
     }
-
-    /**
-     * Creates the chat room given by <tt>target</tt>.
-     * @param target the name of the chat room to create
-     */
-    protected void createPrivateChatRoom(String target)
+    
+    public void message(ChatRoomIrcImpl chatroom, String message)
     {
-        ChatRoomIrcImpl privateChatRoom
-            = ircMUCOpSet.findPrivateChatRoom(target);
-
-        if(privateChatRoom == null)
-            return;
-
-        ChatRoomMember sourceMember = privateChatRoom.getChatRoomMember(
-            parentProvider.getAccountID().getService());
-
-        if (sourceMember == null)
-            sourceMember
-                = new ChatRoomMemberIrcImpl(
-                        parentProvider,
-                        privateChatRoom,
-                        parentProvider.getAccountID().getService(),
-                        ChatRoomMemberRole.GUEST);
-
-        MessageIrcImpl queryMessage
-            = new MessageIrcImpl(   "Private conversation initiated.",
-                                    MessageIrcImpl.DEFAULT_MIME_TYPE,
-                                    MessageIrcImpl.DEFAULT_MIME_ENCODING,
-                                    null);
-
-        privateChatRoom.fireMessageReceivedEvent(
-            queryMessage,
-            sourceMember,
-            new Date(),
-            ChatRoomMessageReceivedEvent.SYSTEM_MESSAGE_RECEIVED);
+        //TODO Implement this.
     }
 }
diff --git a/src/net/java/sip/communicator/impl/protocol/irc/ProtocolProviderServiceIrcImpl.java b/src/net/java/sip/communicator/impl/protocol/irc/ProtocolProviderServiceIrcImpl.java
index 6fc2b93..5898e96 100644
--- a/src/net/java/sip/communicator/impl/protocol/irc/ProtocolProviderServiceIrcImpl.java
+++ b/src/net/java/sip/communicator/impl/protocol/irc/ProtocolProviderServiceIrcImpl.java
@@ -100,7 +100,7 @@ public class ProtocolProviderServiceIrcImpl
                         this,
                         userID,
                         userID,
-                        "SIP Communicator 1.0",
+                        "Jitsi",
                         "");
 
             isInitialized = true;