public void Initialize()
{
m_dataset = new DataSet();
m_dataset.Tables.Add("FluidLevelTests");
m_dataset.Tables[0].Columns.Add(Opc.Ua.BrowseNames.EventId, typeof(string));
m_dataset.Tables[0].Columns.Add(Opc.Ua.BrowseNames.Time, typeof(DateTime));
m_dataset.Tables[0].Columns.Add(BrowseNames.NameWell, typeof(string));
m_dataset.Tables[0].Columns.Add(BrowseNames.UidWell, typeof(string));
m_dataset.Tables[0].Columns.Add(BrowseNames.TestDate, typeof(DateTime));
m_dataset.Tables[0].Columns.Add(BrowseNames.TestReason, typeof(string));
m_dataset.Tables[0].Columns.Add(BrowseNames.FluidLevel, typeof(double));
m_dataset.Tables[0].Columns.Add(Opc.Ua.BrowseNames.EngineeringUnits, typeof(string));
m_dataset.Tables[0].Columns.Add(BrowseNames.TestedBy, typeof(string));
m_dataset.Tables.Add("InjectionTests");
m_dataset.Tables[1].Columns.Add(Opc.Ua.BrowseNames.EventId, typeof(string));
m_dataset.Tables[1].Columns.Add(Opc.Ua.BrowseNames.Time, typeof(DateTime));
m_dataset.Tables[1].Columns.Add(BrowseNames.NameWell, typeof(string));
m_dataset.Tables[1].Columns.Add(BrowseNames.UidWell, typeof(string));
m_dataset.Tables[1].Columns.Add(BrowseNames.TestDate, typeof(DateTime));
m_dataset.Tables[1].Columns.Add(BrowseNames.TestReason, typeof(string));
m_dataset.Tables[1].Columns.Add(BrowseNames.TestDuration, typeof(double));
m_dataset.Tables[1].Columns.Add(Opc.Ua.BrowseNames.EngineeringUnits, typeof(string));
m_dataset.Tables[1].Columns.Add(BrowseNames.InjectedFluid, typeof(string));
m_random = new Random();
// look up the local timezone.
TimeZone timeZone = TimeZone.CurrentTimeZone;
m_timeZone = new TimeZoneDataType();
m_timeZone.Offset = (short)timeZone.GetUtcOffset(DateTime.Now).TotalMinutes;
m_timeZone.DaylightSavingInOffset = timeZone.IsDaylightSavingTime(DateTime.Now);
}
public void Initialize()
{
m_dataset = new DataSet();
m_dataset.Tables.Add("FluidLevelTests");
m_dataset.Tables[0].Columns.Add(Opc.Ua.BrowseNames.EventId, typeof(string));
m_dataset.Tables[0].Columns.Add(Opc.Ua.BrowseNames.Time, typeof(DateTime));
m_dataset.Tables[0].Columns.Add(BrowseNames.NameWell, typeof(string));
m_dataset.Tables[0].Columns.Add(BrowseNames.UidWell, typeof(string));
m_dataset.Tables[0].Columns.Add(BrowseNames.TestDate, typeof(DateTime));
m_dataset.Tables[0].Columns.Add(BrowseNames.TestReason, typeof(string));
m_dataset.Tables[0].Columns.Add(BrowseNames.FluidLevel, typeof(double));
m_dataset.Tables[0].Columns.Add(Opc.Ua.BrowseNames.EngineeringUnits, typeof(string));
m_dataset.Tables[0].Columns.Add(BrowseNames.TestedBy, typeof(string));
m_dataset.Tables.Add("InjectionTests");
m_dataset.Tables[1].Columns.Add(Opc.Ua.BrowseNames.EventId, typeof(string));
m_dataset.Tables[1].Columns.Add(Opc.Ua.BrowseNames.Time, typeof(DateTime));
m_dataset.Tables[1].Columns.Add(BrowseNames.NameWell, typeof(string));
m_dataset.Tables[1].Columns.Add(BrowseNames.UidWell, typeof(string));
m_dataset.Tables[1].Columns.Add(BrowseNames.TestDate, typeof(DateTime));
m_dataset.Tables[1].Columns.Add(BrowseNames.TestReason, typeof(string));
m_dataset.Tables[1].Columns.Add(BrowseNames.TestDuration, typeof(double));
m_dataset.Tables[1].Columns.Add(Opc.Ua.BrowseNames.EngineeringUnits, typeof(string));
m_dataset.Tables[1].Columns.Add(BrowseNames.InjectedFluid, typeof(string));
m_random = new Random();
// look up the local timezone.
TimeZone timeZone = TimeZone.CurrentTimeZone;
m_timeZone = new TimeZoneDataType();
m_timeZone.Offset = (short)timeZone.GetUtcOffset(DateTime.Now).TotalMinutes;
m_timeZone.DaylightSavingInOffset = timeZone.IsDaylightSavingTime(DateTime.Now);
}
/// <summary>
/// Gets the result for the read operation.
/// </summary>
/// <param name="context">The context.</param>
/// <param name="property">The property.</param>
/// <param name="nodeToRead">The node to read.</param>
/// <param name="value">The value.</param>
/// <param name="diagnosticsMasks">The diagnostics masks.</param>
/// <returns></returns>
public ServiceResult GetResult(
ISystemContext context,
PropertyState property,
ReadValueId nodeToRead,
DataValue value,
DiagnosticsMasks diagnosticsMasks)
{
DaItemState item = property.Parent as DaItemState;
if (item == null)
{
return(StatusCodes.BadNodeIdUnknown);
}
if (nodeToRead.AttributeId != Attributes.Value)
{
return(StatusCodes.BadAttributeIdInvalid);
}
switch (property.SymbolicName)
{
case Opc.Ua.BrowseNames.EURange:
{
double high = this.GetPropertyValue <double>(Opc.Ua.Com.PropertyIds.HighEU, value, true);
if (StatusCode.IsBad(value.StatusCode))
{
return(value.StatusCode);
}
double low = this.GetPropertyValue <double>(Opc.Ua.Com.PropertyIds.LowEU, value, true);
if (StatusCode.IsBad(value.StatusCode))
{
return(value.StatusCode);
}
value.Value = new Range(high, low);
break;
}
case Opc.Ua.BrowseNames.InstrumentRange:
{
double high = this.GetPropertyValue <double>(Opc.Ua.Com.PropertyIds.HighIR, value, true);
if (StatusCode.IsBad(value.StatusCode))
{
return(value.StatusCode);
}
double low = this.GetPropertyValue <double>(Opc.Ua.Com.PropertyIds.LowIR, value, true);
if (StatusCode.IsBad(value.StatusCode))
{
return(value.StatusCode);
}
value.Value = new Range(high, low);
break;
}
case Opc.Ua.BrowseNames.EngineeringUnits:
{
string units = this.GetPropertyValue <string>(Opc.Ua.Com.PropertyIds.EngineeringUnits, value, true);
if (StatusCode.IsBad(value.StatusCode))
{
return(value.StatusCode);
}
value.Value = new EUInformation(units, Namespaces.ComInterop);
break;
}
case Opc.Ua.BrowseNames.EnumStrings:
{
string[] strings = this.GetPropertyValue <string[]>(Opc.Ua.Com.PropertyIds.EuInfo, value, true);
if (StatusCode.IsBad(value.StatusCode))
{
return(value.StatusCode);
}
if (strings != null)
{
LocalizedText[] texts = new LocalizedText[strings.Length];
for (int ii = 0; ii < texts.Length; ii++)
{
texts[ii] = new LocalizedText(strings[ii]);
}
value.Value = texts;
}
break;
}
case Opc.Ua.BrowseNames.LocalTime:
{
int timebias = this.GetPropertyValue <int>(Opc.Ua.Com.PropertyIds.TimeZone, value, true);
if (StatusCode.IsBad(value.StatusCode))
{
return(value.StatusCode);
}
TimeZoneDataType timeZone = new TimeZoneDataType();
timeZone.Offset = (short)timebias;
timeZone.DaylightSavingInOffset = false;
value.Value = timeZone;
break;
}
case Opc.Ua.BrowseNames.TrueState:
{
string description = this.GetPropertyValue <string>(Opc.Ua.Com.PropertyIds.CloseLabel, value, false);
if (StatusCode.IsGood(value.StatusCode))
{
value.Value = new LocalizedText(description);
}
break;
}
case Opc.Ua.BrowseNames.FalseState:
{
string description = this.GetPropertyValue <string>(Opc.Ua.Com.PropertyIds.OpenLabel, value, false);
if (StatusCode.IsGood(value.StatusCode))
{
value.Value = new LocalizedText(description);
}
break;
}
default:
{
return(StatusCodes.BadAttributeIdInvalid);
}
}
// check if the property value is missing.
if (value.StatusCode == StatusCodes.BadNotFound)
{
return(StatusCodes.BadNodeIdUnknown);
}
return(ApplyIndexRangeAndDataEncoding(context, nodeToRead, value));
}
