System.Net.CFNetwork.CFWebProxy.GetProxyUri C# (CSharp) Method

			static Uri GetProxyUri (CFProxy proxy, out NetworkCredential credentials)
			{
				string protocol;
				
				switch (proxy.ProxyType) {
				case CFProxyType.FTP:
					protocol = "ftp://";
					break;
				case CFProxyType.HTTP:
				case CFProxyType.HTTPS:
					protocol = "http://";
					break;
				default:
					credentials = null;
					return null;
				}
				
				string username = proxy.Username;
				string password = proxy.Password;
				string hostname = proxy.HostName;
				int port = proxy.Port;
				string uri;
				
				if (username != null)
					credentials = new NetworkCredential (username, password);
				else
					credentials = null;
				
				uri = protocol + hostname + (port != 0 ? ':' + port.ToString () : string.Empty);
				
				return new Uri (uri, UriKind.Absolute);
			}