/**
* Handles adding a chat room provider.
*
* @param provider the provider.
* @param addQueryResult indicates whether we should add the chat room to the query results or
* fire an event without adding it to the results.
*/
private void providerAdded(ChatRoomProviderWrapper provider, boolean addQueryResult) {
for (int i = 0; i < provider.countChatRooms(); i++) {
ChatRoomWrapper chatRoom = provider.getChatRoom(i);
addChatRoom(
provider.getProtocolProvider(),
chatRoom.getChatRoomName(),
chatRoom.getChatRoomID(),
addQueryResult,
chatRoom.isAutojoin());
}
}
/**
* Handles chat room presence status updates.
*
* @param evt the <tt>LocalUserChatRoomPresenceChangeEvent</tt> instance containing the chat room
* and the type, and reason of the change
*/
@Override
public void localUserPresenceChanged(LocalUserChatRoomPresenceChangeEvent evt) {
ChatRoom sourceChatRoom = evt.getChatRoom();
String eventType = evt.getEventType();
boolean existingContact = false;
ChatRoomSourceContact foundContact = null;
synchronized (contactResults) {
for (ChatRoomSourceContact contact : contactResults) {
if (contactEqualsChatRoom(contact, sourceChatRoom)) {
existingContact = true;
foundContact = contact;
contactResults.remove(contact);
break;
}
}
}
if (LocalUserChatRoomPresenceChangeEvent.LOCAL_USER_JOINED.equals(eventType)) {
if (existingContact) {
foundContact.setPresenceStatus(ChatRoomPresenceStatus.CHAT_ROOM_ONLINE);
synchronized (contactResults) {
contactResults.add(foundContact);
}
fireContactChanged(foundContact);
} else {
ChatRoomWrapper chatRoom =
MUCActivator.getMUCService().findChatRoomWrapperFromChatRoom(sourceChatRoom);
if (chatRoom != null) addChatRoom(sourceChatRoom, false, chatRoom.isAutojoin());
}
} else if ((LocalUserChatRoomPresenceChangeEvent.LOCAL_USER_LEFT.equals(eventType)
|| LocalUserChatRoomPresenceChangeEvent.LOCAL_USER_KICKED.equals(eventType)
|| LocalUserChatRoomPresenceChangeEvent.LOCAL_USER_DROPPED.equals(eventType))) {
if (existingContact) {
foundContact.setPresenceStatus(ChatRoomPresenceStatus.CHAT_ROOM_OFFLINE);
synchronized (contactResults) {
contactResults.add(foundContact);
}
fireContactChanged(foundContact);
}
}
}
/**
* Indicates that a change has occurred in the chat room data list.
*
* @param evt the event that describes the change.
*/
@Override
public void contentChanged(final ChatRoomListChangeEvent evt) {
ChatRoomWrapper chatRoom = evt.getSourceChatRoom();
switch (evt.getEventID()) {
case ChatRoomListChangeEvent.CHAT_ROOM_ADDED:
addChatRoom(chatRoom.getChatRoom(), false, chatRoom.isAutojoin());
break;
case ChatRoomListChangeEvent.CHAT_ROOM_REMOVED:
LinkedList<ChatRoomSourceContact> tmpContactResults;
synchronized (contactResults) {
tmpContactResults = new LinkedList<ChatRoomSourceContact>(contactResults);
for (ChatRoomSourceContact contact : tmpContactResults) {
if (contactEqualsChatRoom(contact, chatRoom)) {
contactResults.remove(contact);
fireContactRemoved(contact);
break;
}
}
}
break;
case ChatRoomListChangeEvent.CHAT_ROOM_CHANGED:
synchronized (contactResults) {
for (ChatRoomSourceContact contact : contactResults) {
if (contactEqualsChatRoom(contact, chatRoom.getChatRoom())) {
if (chatRoom.isAutojoin() != contact.isAutoJoin()) {
contact.setAutoJoin(chatRoom.isAutojoin());
fireContactChanged(contact);
}
break;
}
}
}
break;
default:
break;
}
}
/**
* Test equality of contact to chat room wrapper. This method does not rely on a chat room
* instance, since that may not be available in case of removal.
*
* @param contact the contact
* @param chatRoomWrapper the chat room wrapper
* @return returns <tt>true</tt> if they are equal, or <tt>false</tt> if they are different.
*/
private boolean contactEqualsChatRoom(
final ChatRoomSourceContact contact, final ChatRoomWrapper chatRoomWrapper) {
return contact.getProvider() == chatRoomWrapper.getParentProvider().getProtocolProvider()
&& contact.getContactAddress().equals(chatRoomWrapper.getChatRoomID());
}