LogicalParserHasNextObservationRecordAsync Method

Determines whether there are any more ObservationRecords to be read from the PQDIF file.

Definition

Namespace: Gemstone.PQDIF.Logical
Assembly: Gemstone.PQDIF (in Gemstone.PQDIF.dll) Version: 1.0.138 -- Release Build+96875833d2894fd2d83b642a724995fed7d1f0b1
public Task<bool> HasNextObservationRecordAsync()

Return Value

TaskBoolean
true if there is another observation record to be read from PQDIF file; false otherwise

Exceptions

InvalidOperationException

The PQDIF file is not open.

- OR -

PQDIF file has more than one container record.

InvalidDataExceptionObservation record found with no corresponding data source record.
EndOfStreamExceptionEnd of stream encountered while reading the next observation record.

See Also