Opc.Ua.Com.Server.ComHdaProxy.ReadAtTime C# (CSharp) Method

ComHdaProxy Class Documentation Mostrar archivo Open project: OPCFoundation/UA-.NET

ReadAtTime() public method

Reads the data at the specified times.

public ReadAtTime ( int transactionId, System.DateTime timestamps, int serverHandles, int &cancelId ) : int[]
transactionId	int
timestamps	System.DateTime
serverHandles	int
cancelId	int
return	int[]

        public int[] ReadAtTime(
            int transactionId,
            DateTime[] timestamps,
            int[] serverHandles,
            out int cancelId)
        {
            Session session = ThrowIfNotConnected();

            // create the read requests.
            ReadAtTimeDetails details = new ReadAtTimeDetails();

            List<HdaReadRequest> requests = CreateReadRequests(
                session,
                timestamps,
                serverHandles,
                details);

            // queue the transaction.
            int[] errors = CreateTransaction(
                TransationType.Read,
                transactionId, 
                new ExtensionObject(details),
                requests,
                false,
                out cancelId);

            // return the initial results.
            return errors;
        }