コード例 #1
0
        /// <summary>
        /// Execute query
        /// </summary>
        /// <param name="exchange">Security exchange</param>
        public static List <Spark.Event> Execute(string exchange)
        {
            //Connect to Spark API if required
            ApiControl.Instance.Connect();

            //Get exchange reference
            Spark.Exchange     exchangeRef;
            List <Spark.Event> result = null;

            if (ApiFunctions.GetSparkExchange(exchange, out exchangeRef))
            {
                //Wait to allow Spark API to prepare for large download (it will only return a small number of events without this)
                System.Threading.Thread.Sleep(1000);

                //Request stock events
                result = new List <Spark.Event>();
                Spark.Event sparkEvent = new Spark.Event();

                //Execute query using current day request method
                if (Spark.GetAllExchangeEvents(ref exchangeRef, ref sparkEvent))
                {
                    while (Spark.GetNextExchangeEvent(ref exchangeRef, ref sparkEvent, 1000))
                    {
                        result.Add(sparkEvent);
                    }
                }
                Spark.ReleaseCurrentEvents();
            }
            return(result);
        }
コード例 #2
0
        /// <summary>
        /// Initiate data feed
        /// </summary>
        public override void Execute()
        {
            //Connect to Spark API if required
            ApiControl.Instance.Connect();

            //Get instance to exchange
            Spark.Exchange exchangeRef;
            if (ApiFunctions.GetSparkExchange(Exchange, out exchangeRef))
            {
                //Request all events for current day
                Spark.Event sparkEvent = new Spark.Event();
                if (Spark.GetAllExchangeEvents(ref exchangeRef, ref sparkEvent))
                {
                    while (Spark.GetNextExchangeEvent(ref exchangeRef, ref sparkEvent, -1))     //Specifying -1 timeout will keep it waiting until end of day
                    {
                        RaiseEvent(new EventFeedArgs(sparkEvent, Spark.TimeToDateTime(sparkEvent.Time)));
                    }
                }

                //Release memory at end of day
                Spark.ReleaseCurrentEvents();
            }
        }