public Func <T, DateTime> GetTimestampReader <T>()
{
if (_timestampColumn == null)
{
return(DummyTimestampDelegate);
}
if (_timestampColumn.ColumnType == EFieldType.Int64)
{
var longReader = _serializerFactory.ColumnReader <T, long>(_timestampColumn.SerializerMetadata);
return(t => DateUtils.UnixTimestampToDateTime(longReader(t)));
}
return(_serializerFactory.ColumnReader <T, DateTime>(_timestampColumn.SerializerMetadata));
}