internal static OpcDaItemValue[] Create(IList<OpcDaItem> items, object[] ppvValues, OpcDaQuality[] ppwQualities,
DateTimeOffset[] ppftTimeStamps, HRESULT[] ppErrors)
{
try
{
var result = new OpcDaItemValue[items.Count];
for (var i = 0; i < ppvValues.Length; i++)
{
var tagValue = new OpcDaItemValue
{
Value = ppvValues[i],
Quality = ppwQualities[i],
Timestamp = ppftTimeStamps[i],
Error = ppErrors[i],
Item = items[i]
};
result[i] = tagValue;
}
return result;
}
catch (Exception ex)
{
Log.Error("Cannot create OpcDaItemValue object.", ex);
return new OpcDaItemValue[0];
}
}
public object[] ReadMaxAge(int[] serverHandles, IList<TimeSpan> maxAge, out OpcDaQuality[] qualities,
out DateTimeOffset[] timestamps, out HRESULT[] errors)
{
int[] intMaxAge = ArrayHelpers.CreateMaxAgeArray(maxAge, maxAge.Count);
object[] ppvValues = {};
short[] ppwQualities = {};
FILETIME[] ppftTimeStamps = {};
HRESULT[] _errors = {};
DoComCall(ComObject, "IOpcSyncIO2::ReadMaxAge", () =>
ComObject.ReadMaxAge(serverHandles.Length, serverHandles, intMaxAge, out ppvValues, out ppwQualities,
out ppftTimeStamps, out _errors), serverHandles.Length,
serverHandles, intMaxAge);
timestamps = new DateTimeOffset[ppftTimeStamps.Length];
qualities = new OpcDaQuality[ppwQualities.Length];
for (int i = 0; i < timestamps.Length; i++)
{
timestamps[i] = FileTimeConverter.FromFileTime(ppftTimeStamps[i]);
qualities[i] = new OpcDaQuality(ppwQualities[i]);
}
errors = _errors;
return ppvValues;
}
public object[] ReadMaxAge(int[] serverHandles, IList <TimeSpan> maxAge, out OpcDaQuality[] qualities,
out DateTimeOffset[] timestamps, out HRESULT[] errors)
{
int[] intMaxAge = ArrayHelpers.CreateMaxAgeArray(maxAge, maxAge.Count);
object[] ppvValues = {};
short[] ppwQualities = {};
FILETIME[] ppftTimeStamps = {};
HRESULT[] _errors = {};
DoComCall(ComObject, "IOpcSyncIO2::ReadMaxAge", () =>
ComObject.ReadMaxAge(serverHandles.Length, serverHandles, intMaxAge, out ppvValues, out ppwQualities,
out ppftTimeStamps, out _errors), serverHandles.Length,
serverHandles, intMaxAge);
timestamps = new DateTimeOffset[ppftTimeStamps.Length];
qualities = new OpcDaQuality[ppwQualities.Length];
for (int i = 0; i < timestamps.Length; i++)
{
timestamps[i] = FileTimeConverter.FromFileTime(ppftTimeStamps[i]);
qualities[i] = new OpcDaQuality(ppwQualities[i]);
}
errors = _errors;
return(ppvValues);
}
