@Override public void addLocalUserRoleListener(ChatRoomLocalUserRoleListener listener) { localUserRoleListeners.add(listener); }
@Override public void addMemberRoleListener(ChatRoomMemberRoleListener listener) { memberRoleListeners.add(listener); }
@Override public void addMemberPresenceListener(ChatRoomMemberPresenceListener listener) { synchronized (memberListeners) { memberListeners.add(listener); } }