private void DealQuest(Quest quest)
 {
     if (questProcessor != null)
     {
         QuestProcessDelegate process = questProcessor.GetQuestProcessDelegate(quest.Method());
         if (process != null)
         {
             RunQuestProcessor(quest, process);
         }
         else
         {
             if (quest.IsTwoWay())
             {
                 Answer answer = new Answer(quest);
                 answer.FillErrorInfo(ErrorCode.FPNN_EC_CORE_UNKNOWN_METHOD, "This method is not supported by client.");
                 SendAnswer(answer);
             }
         }
     }
     else
     {
         if (quest.IsTwoWay())
         {
             Answer answer = new Answer(quest);
             answer.FillErrorInfo(ErrorCode.FPNN_EC_CORE_INVALID_PACKAGE, "Client without quest processor.");
             SendAnswer(answer);
         }
     }
 }
        //----------------[ Quest & Answer Processing ]-----------------------//

        private void RunQuestProcessor(Quest quest, QuestProcessDelegate process)
        {
            TCPConnection conn = this;

            ClientEngine.RunTask(() => {
                Answer answer      = null;
                bool asyncAnswered = false;
                AdvancedAnswerInfo.Reset(conn, quest);

                try
                {
                    answer = process(connectionId, endpoint.ToString(), quest);
                }
                catch (Exception ex)
                {
                    if (errorRecorder != null)
                    {
                        errorRecorder.RecordError("Run quest process for method: " + quest.Method(), ex);
                    }
                }
                finally
                {
                    asyncAnswered = AdvancedAnswerInfo.Answered();
                }

                if (quest.IsTwoWay() && !asyncAnswered)
                {
                    if (answer == null)
                    {
                        answer = new Answer(quest);
                        answer.FillErrorInfo(ErrorCode.FPNN_EC_CORE_UNKNOWN_ERROR, "Two way quest " + quest.Method() + " lose an answer.");
                    }
                    SendAnswer(answer);
                }
                else
                {
                    if (answer != null)
                    {
                        if (errorRecorder != null)
                        {
                            if (quest.IsOneWay())
                            {
                                errorRecorder.RecordError("Answer created for one way quest: " + quest.Method());
                            }
                            else
                            {
                                errorRecorder.RecordError("Answer created reduplicated for two way quest: " + quest.Method());
                            }
                        }
                    }
                }
            });
        }