private void PackageData(object obj)
        {
            WeaveNetWorkItems netc     = obj as WeaveNetWorkItems;
            List <byte[]>     ListData = netc.DataList;

            try
            {
                int i     = 0;
                int count = ListData.Count;
                if (count > 0)
                {
                    int bytesRead = ListData[i] != null ? ListData[i].Length : 0;
                    if (bytesRead == 0)
                    {
                        if (ListData.Count > 0)
                        {
                            ListData.RemoveAt(0);
                        }
                        netc.IsPage = false; return;
                    }
                    ;
                    byte[] tempbtye = new byte[bytesRead];
                    Array.Copy(ListData[i], tempbtye, tempbtye.Length);
                    try
                    {
                        DtuModel dd = new DtuModel();
                        dd.Data = tempbtye;
                        dd.Soc  = netc.SocketSession;
                        if (weaveReceiveDtuEvent != null)
                        {
                            ThreadPool.QueueUserWorkItem(new WaitCallback(DtuReceiveEventCallBack), dd);
                        }
                        // receiveeventDtu.BeginInvoke(tempbtye, netc.Soc, null, null);
                        if (ListData.Count > 0)
                        {
                            ListData.RemoveAt(i);
                        }
                        netc.IsPage = false; return;
                    }
                    catch
                    {
                        netc.IsPage = false; return;
                    }
                }
            }
            catch
            {
                if (netc.DataList.Count > 0)
                {
                    netc.DataList.RemoveAt(0);
                }
                netc.IsPage = false;
                return;
            }
            finally { netc.IsPage = false; }
        }
        private void DtuReceiveEventCallBack(object state)
        {
            DtuModel dd = state as DtuModel;

            weaveReceiveDtuEvent(dd.Data, dd.Soc);
        }