CgwMonitorManage.Tiandy.TiandyVideoMonitor.GetAllCamerasMethod C# (CSharp) Method

        private void GetAllCamerasMethod()
        {
            NLogEx.LoggerEx logEx = new NLogEx.LoggerEx(log);
            logEx.Trace("Enter: TiandyVideoMonitor.GetAllCamerasTimer().");

            try
            {

                //调用天地伟业http接口获取天地伟业设备管理树列表
                List<Resource> resourceTree = this.httpClient.GetResourceTree();
                if (resourceTree == null)
                {
                    logEx.Error("GetResourceTree failed.");
                    ClearCamera();
                    isRefreshSucess = false;
                    return;
                }

                //调用天地伟业http接口获取自定义设备树列表
                List<Resource> customTree = this.httpClient.GetCustomTree();

                if (customTree == null)
                {
                    logEx.Error("GetCustomTree failed.");
                    ClearCamera();
                    isRefreshSucess = false;
                    return;
                }

                Dictionary<string, TiandyCamera> tiandyCameraDictionaryTemp = new Dictionary<string, TiandyCamera>();
                Dictionary<string, Host> hostDictionaryTemp = new Dictionary<string, Host>();
                Dictionary<string, MediaServer> mediaServerDictionaryTemp = new Dictionary<string, MediaServer>();
                //递归处理，将摄像头、主机、流媒体服务器遍历出来
                RecursionCamera(resourceTree, tiandyCameraDictionaryTemp, hostDictionaryTemp, mediaServerDictionaryTemp);

                Dictionary<string, CameraGroup> groupDicTemp = new Dictionary<string, CameraGroup>();
                Dictionary<string, NodeRelation> nodeRelationDicTemp = new Dictionary<string, NodeRelation>();
                List<NodeRelation> nodeRelationListTemp = new List<NodeRelation>();

                //递归处理，获取组，摄像头、分组关系
                RecursionCameraGroup(customTree, null, groupDicTemp, nodeRelationDicTemp, nodeRelationListTemp);

                //对于未分组的摄像头，父节点设置为空
                foreach (KeyValuePair<string, TiandyCamera> tiandyCameraKeyValue in tiandyCameraDictionaryTemp)
                {
                    if (!nodeRelationDicTemp.ContainsKey(tiandyCameraKeyValue.Key))
                    {
                        NodeRelation nodeRelation = new NodeRelation(tiandyCameraKeyValue.Key,
                                                                     new List<string>(),
                                                                     CgwMonitorManage.Common.NodeType.CAMERA);
                        nodeRelationListTemp.Add(nodeRelation);
                    }
                }

                DateTime dtStart = DateTime.Now;
                DateTime dtNow = new DateTime();
                while (!isGetDevicesFinish)
                {
                    dtNow = DateTime.Now;

                    if ((dtNow - dtStart).TotalSeconds > refreshDeviceListOverTime)
                    {
                        isRefreshSucess = false;
                        return;
                    }
                    Thread.Sleep(1);
                    continue;
                }

                if (this.cameraOperateLock.TryEnterWriteLock(CgwConst.ENTER_LOCK_WAIT_TIME))
                {
                    try
                    {
                        this.tiandyCameraDictionary = tiandyCameraDictionaryTemp;
                        this.hostDictionary = hostDictionaryTemp;
                        this.mediaServerDictionary = mediaServerDictionaryTemp;

                        this.groupDic = groupDicTemp;
                        this.nodeRelationList = nodeRelationListTemp;

                        isRefreshSucess = true;

                    }
                    catch (Exception ex)
                    {
                        isRefreshSucess = false;
                        logEx.Error("Recursion camera failed.Execption message:{0}", ex.Message);
                    }
                    finally
                    {
                        this.cameraOperateLock.ExitWriteLock();
                    }
                }
            }
            catch (System.Exception ex)
            {
                isRefreshSucess = false;
                logEx.Error("GetAllCamerasTimer catch Exception:{0}", ex.Message);
            }
        }