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

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

ReadAnnotations() public method

Reads the annotations.

public ReadAnnotations ( System.DateTime startTime, System.DateTime endTime, int serverHandles ) : List
startTime	System.DateTime
endTime	System.DateTime
serverHandles	int
return	List

        public List<HdaReadRequest> ReadAnnotations(
            DateTime startTime,
            DateTime endTime,
            int[] serverHandles)
        {
            Session session = ThrowIfNotConnected();
            
            // create the read requests.
            ReadRawModifiedDetails details = new ReadRawModifiedDetails();

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

            ExtensionObject extension = new ExtensionObject(details);

            // fetch all of the values.
            if (ReadNext(session, extension, requests, false))
            {
                ReadNext(session, extension, requests, true);
            }
            
            return requests;
        }