System.Net.ServicePointManager.ServicePointManager.FindServicePoint C# (CSharp) Метод

		public static ServicePoint FindServicePoint (Uri address, IWebProxy proxy)
		{
			if (address == null)
				throw new ArgumentNullException ("address");

			RecycleServicePoints ();
			
			bool usesProxy = false;
			bool useConnect = false;
			if (proxy != null && !proxy.IsBypassed(address)) {
				usesProxy = true;
				bool isSecure = address.Scheme == "https";
				address = proxy.GetProxy (address);
				if (address.Scheme != "http" && !isSecure)
					throw new NotSupportedException ("Proxy scheme not supported.");

				if (isSecure && address.Scheme == "http")
					useConnect = true;
			} 

			address = new Uri (address.Scheme + "://" + address.Authority);
			
			ServicePoint sp = null;
			lock (servicePoints) {
				SPKey key = new SPKey (address, useConnect);
				sp = servicePoints [key] as ServicePoint;
				if (sp != null)
					return sp;

				if (maxServicePoints > 0 && servicePoints.Count >= maxServicePoints)
					throw new InvalidOperationException ("maximum number of service points reached");

				string addr = address.ToString ();
#if NET_2_1
				int limit = defaultConnectionLimit;
#else
				int limit = (int) manager.GetMaxConnections (addr);
#endif
				sp = new ServicePoint (address, limit, maxServicePointIdleTime);
				sp.Expect100Continue = expectContinue;
				sp.UseNagleAlgorithm = useNagle;
				sp.UsesProxy = usesProxy;
				sp.UseConnect = useConnect;
				sp.SetTcpKeepAlive (tcp_keepalive, tcp_keepalive_time, tcp_keepalive_interval);
				servicePoints.Add (key, sp);
			}
			
			return sp;
		}