public override void Execute()

in FixAntenna/AdminTool/Commands/Monitoring/SessionParams.cs [28:100]
68 lines of code
9 McCabe index (conditional complexity)

		public override void Execute()
		{
			Log.Debug("Execute SessionParams Command");
			try
			{
				if (RequestId == null)
				{
					SendInvalidArgument("Parameter RequestID is required");
					return;
				}

				var request = (FixAntenna.Fixicc.Message.SessionParams) Request;
				if (string.IsNullOrWhiteSpace(request.SenderCompID))
				{
					SendInvalidArgument("Parameter SenderCompID is required");
					return;
				}
				if (string.IsNullOrWhiteSpace(request.TargetCompID))
				{
					SendInvalidArgument("Parameter TargetCompID is required");
					return;
				}
				var sessionsListData = new SessionParamsData();
				SessionParameters parameters;
				var id = new SessionId(request.SenderCompID, request.TargetCompID, request.SessionQualifier);
				var session = GetFixSession(id);
				if (session == null)
				{
					parameters = GetConfiguredSession(id);
					if (parameters == null)
					{
						SendUnknownSession(id);
						return;
					}
					sessionsListData.Role = SessionRole.ACCEPTOR; // configured session can be only acceptor sessions
					sessionsListData.ExtraSessionParams = CommandUtil.GetExtraSessionParams(parameters, null);
				}
				else
				{
					parameters = session.Parameters;
					var runtimeState = session.RuntimeState;
					sessionsListData.Role = CommandUtil.GetRole(session);
					sessionsListData.ExtraSessionParams = CommandUtil.GetExtraSessionParams(parameters, runtimeState);
					sessionsListData.RemoteHost = parameters.Host;
					sessionsListData.RemotePort = parameters.Port;
				}

				sessionsListData.SenderCompID = request.SenderCompID;
				sessionsListData.TargetCompID = request.TargetCompID;
				sessionsListData.SessionQualifier = request.SessionQualifier;

				if (parameters.Destinations.Count > 0)
				{
					var destination = parameters.Destinations[0];
					if (!string.IsNullOrWhiteSpace(destination.Host))
					{
						var backup = new Backup { RemoteHost = destination.Host, RemotePort = destination.Port };
						sessionsListData.Backup = backup;
					}
				}

				sessionsListData.Version = CommandUtil.GetVersion(parameters.FixVersion, parameters.AppVersion);

				var response = new Response();
				response.SessionParamsData = sessionsListData;
				SendResponseSuccess(response);
			}
			catch (Exception e)
			{
				Log.Error(e);
				SendError(e.Message);
			}
		}