+ inline bool isBuffering() { return _isBuffering; }
+ inline const QList<Message> &bufferedMessages() { return _bufferedMessages; }
+
+ inline int buffersWaiting() const { return _buffersWaiting.count(); }
+ inline int totalBuffers() const { return _totalBuffers; }
+ //! returns false if it was the last missing backlogpart
+ bool buffer(BufferId bufferId, const MessageList &messages);
+