Enyim.Caching.Memcached.ServerStats.GetValue C# (CSharp) Method

		public long GetValue(IPEndPoint server, StatItem item)
		{
			// asked for a specific server
			if (server.Address != IPAddress.Any)
			{
				// error check
				string tmp = GetRaw(server, item);
				if (String.IsNullOrEmpty(tmp))
					throw new ArgumentException("Item was not found: " + item);

				long value;
				// return the value
				if (Int64.TryParse(tmp, out value))
					return value;

				throw new ArgumentException("Invalid value string was returned: " + tmp);
			}

			// check if we can sum the value for all servers
			if ((Optable[(int)item] & OpAllowsSum) != OpAllowsSum)
				throw new ArgumentException("The " + item + " values cannot be summarized");

			long retval = 0;

			// sum & return
			foreach (IPEndPoint ep in this.results.Keys)
			{
				retval += this.GetValue(ep, item);
			}

			return retval;
		}

        public InstanceStatistics(System.Net.IPEndPoint serverEndPoint, Server server, Instance instance, ServerStats serverStats, State serviceState)
        {
            string memcachedFileVersion = null;

            if (File.Exists(Configuration.Default.MemcachedBinarySource) == true)
                memcachedFileVersion = FileVersionInfo.GetVersionInfo(Configuration.Default.MemcachedBinarySource).FileVersion;

            _serverName = server.ServerName;
            _instanceName = instance.DisplayName;
            _serviceState = serviceState;

            Instance = instance;

            _statusIconIndex = StatusIconIndex.CommunicationError;
            _statusTooltip = Constants.TooltipCommunicationError;

            if (serverStats != null && serverStats.GetRaw(serverEndPoint, StatItem.Version) != null)
            {

                foreach (StatItem statItem in Enum.GetValues(typeof(Enyim.Caching.Memcached.StatItem)))
                {
                    switch (statItem)
                    {
                        case StatItem.BytesRead:
                            _bytesRead = serverStats.GetValue(serverEndPoint, statItem);
                            break;

                        case StatItem.BytesWritten:
                            _bytesWritten = serverStats.GetValue(serverEndPoint, statItem);
                            break;

                        case StatItem.ConnectionCount:
                            _connectionCount = serverStats.GetValue(serverEndPoint, statItem);
                            break;

                        case StatItem.ConnectionStructures:
                            _connectionStructures = serverStats.GetValue(serverEndPoint, statItem);
                            break;

                        case StatItem.GetCount:
                            _getCount = serverStats.GetValue(serverEndPoint, statItem);
                            break;

                        case StatItem.GetHits:
                            _getHits = serverStats.GetValue(serverEndPoint, statItem);
                            break;

                        case StatItem.GetMisses:
                            _getMisses = serverStats.GetValue(serverEndPoint, statItem);
                            break;

                        case StatItem.ItemCount:
                            _itemCount = serverStats.GetValue(serverEndPoint, statItem);
                            break;

                        case StatItem.MaxBytes:
                            _maxBytes = serverStats.GetValue(serverEndPoint, statItem);
                            break;

                        case StatItem.ServerTime:
                            string serverTimeRaw = serverStats.GetRaw(serverEndPoint, statItem);
                            int serverTimeSeconds;
                            if (serverTimeRaw != null && Int32.TryParse(serverTimeRaw, out serverTimeSeconds) == true)
                                _serverTime = new DateTime(1970, 1, 1).AddSeconds(serverTimeSeconds).ToLocalTime().ToString();
                            else
                                _serverTime = "<unknown>";
                            break;

                        case StatItem.SetCount:
                            _setCount = serverStats.GetValue(serverEndPoint, statItem);
                            break;

                        case StatItem.TotalConnections:
                            _totalConnections = serverStats.GetValue(serverEndPoint, statItem);
                            break;

                        case StatItem.TotalItems:
                            _totalItems = serverStats.GetValue(serverEndPoint, statItem);
                            break;

                        case StatItem.Uptime:
                            string uptimeRaw = serverStats.GetRaw(serverEndPoint, statItem);
                            int uptimeSeconds;
                            if (uptimeRaw != null && Int32.TryParse(uptimeRaw, out uptimeSeconds) == true)
                                _uptime = TimeSpan.FromSeconds(uptimeSeconds).ToString();
                            else
                                _uptime = "<unknown>";
                            break;

                        case StatItem.UsedBytes:
                            _usedBytes = serverStats.GetValue(serverEndPoint, statItem);
                            break;

                        case StatItem.Version:
                            _version = serverStats.GetRaw(serverEndPoint, statItem);
                            break;
                    }
                }
            }

            if (_serviceState != State.Running && _serviceState != State.Unknown)
            {
                _statusIconIndex = StatusIconIndex.ServiceDown;
                _statusTooltip = Constants.TooltipServiceDown;
            }
            else if (_serviceState == State.Unknown)
            {
                _statusIconIndex = StatusIconIndex.ServiceNonControllable;
                _statusTooltip = Constants.TooltipServiceNonControllable;
            }
            else if (_version == null || _version == String.Empty)
            {
                _statusIconIndex = StatusIconIndex.CommunicationError;
                _statusTooltip = Constants.TooltipCommunicationError;
            }
            else if (memcachedFileVersion != null && memcachedFileVersion != _version)
            {
                _statusIconIndex = StatusIconIndex.NeedsUpdate;
                _statusTooltip = Constants.TooltipNeedsUpdate;
            }
            else
            {
                _statusIconIndex = StatusIconIndex.Up;
                _statusTooltip = Constants.TooltipUp;
            }
        }