/**
* Returns existing chat rooms for the given <tt>chatRoomProvider</tt>.
*
* @param chatRoomProvider the <tt>ChatRoomProviderWrapper</tt>, which chat rooms we're looking
* for
* @return existing chat rooms for the given <tt>chatRoomProvider</tt>
*/
public List<String> getExistingChatRooms(ChatRoomProviderWrapper chatRoomProvider) {
if (chatRoomProvider == null) return null;
ProtocolProviderService protocolProvider = chatRoomProvider.getProtocolProvider();
if (protocolProvider == null) return null;
OperationSetMultiUserChat groupChatOpSet =
protocolProvider.getOperationSet(OperationSetMultiUserChat.class);
if (groupChatOpSet == null) return null;
List<String> chatRooms = null;
try {
chatRooms = groupChatOpSet.getExistingChatRooms();
} catch (OperationFailedException e) {
if (logger.isTraceEnabled())
logger.trace(
"Failed to obtain existing chat rooms for server: "
+ protocolProvider.getAccountID().getService(),
e);
} catch (OperationNotSupportedException e) {
if (logger.isTraceEnabled())
logger.trace(
"Failed to obtain existing chat rooms for server: "
+ protocolProvider.getAccountID().getService(),
e);
}
return chatRooms;
}
/**
* Joins the room with the given name though the given chat room provider.
*
* @param chatRoomName the name of the room to join.
* @param chatRoomProvider the chat room provider to join through.
*/
public void joinChatRoom(String chatRoomName, ChatRoomProviderWrapper chatRoomProvider) {
OperationSetMultiUserChat groupChatOpSet =
chatRoomProvider.getProtocolProvider().getOperationSet(OperationSetMultiUserChat.class);
ChatRoom chatRoom = null;
try {
chatRoom = groupChatOpSet.findRoom(chatRoomName);
} catch (Exception e) {
if (logger.isTraceEnabled())
logger.trace("Un exception occurred while searching for room:" + chatRoomName, e);
}
if (chatRoom != null) {
ChatRoomWrapper chatRoomWrapper = chatRoomList.findChatRoomWrapperFromChatRoom(chatRoom);
if (chatRoomWrapper == null) {
ChatRoomProviderWrapper parentProvider =
chatRoomList.findServerWrapperFromProvider(chatRoom.getParentProvider());
chatRoomWrapper = new ChatRoomWrapperImpl(parentProvider, chatRoom);
chatRoomList.addChatRoom(chatRoomWrapper);
fireChatRoomListChangedEvent(chatRoomWrapper, ChatRoomListChangeEvent.CHAT_ROOM_ADDED);
}
joinChatRoom(chatRoomWrapper);
} else
MUCActivator.getAlertUIService()
.showAlertDialog(
MUCActivator.getResources().getI18NString("service.gui.ERROR"),
MUCActivator.getResources()
.getI18NString(
"service.gui.CHAT_ROOM_NOT_EXIST",
new String[] {
chatRoomName,
chatRoomProvider.getProtocolProvider().getAccountID().getService()
}));
}