package com.skype;
import java.util.ArrayList;
import java.util.List;
import com.skype.ChatMessage.LeaveReason;
import com.skype.ChatMessage.Type;
public class ChatListenerMananager implements ChatMessageListener {
private List<GlobalChatListener> listeners = new ArrayList<GlobalChatListener>();
@Override
public void chatMessageReceived(ChatMessage chatMessage) throws SkypeException {
determineChatEvent(chatMessage);
}
@Override
public void chatMessageSent(ChatMessage chatMessage) throws SkypeException {
determineChatEvent(chatMessage);
}
private synchronized void determineChatEvent(ChatMessage chatMessage) throws SkypeException {
Chat chat = chatMessage.getChat();
Type type = chatMessage.getType();
switch(type){
case ADDEDMEMBERS:
User[] addedUsers = chatMessage.getAllUsers();
for (User user : addedUsers) {
fireChatUserAdded(chat, user);
}
break;
case LEFT:
LeaveReason leaveReason = chatMessage.getLeaveReason();
if (leaveReason.equals(LeaveReason.UNSUBSCRIBE)) {
User user = chatMessage.getSender();
fireChatUserLeft(chat, user);
}
break;
default:
// do nothing
}
}
private void fireChatUserAdded(Chat chat, User user) {
for (GlobalChatListener listener : listeners)
listener.userAdded(chat, user);
}
private void fireChatUserLeft(Chat chat, User user) {
for (GlobalChatListener listener : listeners)
listener.userLeft(chat, user);
}
void addGlobalChatListener(GlobalChatListener listener) {
listeners.add(listener);
}
void removeListener(GlobalChatListener listener) {
listeners.remove(listener);
}
}