private bool FetchResults()

in src/Apache.IoTDB/DataStructure/SessionDataSet.cs [275:313]
33 lines of code
4 McCabe index (conditional complexity)

        private bool FetchResults()
        {
            _rowIndex = 0;
            var req = new TSFetchResultsReq(_client.SessionId, _sql, FetchSize, _queryId, true)
            {
                Timeout = DefaultTimeout
            };
            try
            {
                var task = _client.ServiceClient.fetchResultsAsync(req);

                var resp = task.ConfigureAwait(false).GetAwaiter().GetResult();

                if (resp.HasResultSet)
                {
                    _queryDataset = resp.QueryDataSet;
                    // reset buffer
                    _timeBuffer = new ByteBuffer(resp.QueryDataSet.Time);
                    _valueBufferLst = new List<ByteBuffer>();
                    _bitmapBufferLst = new List<ByteBuffer>();
                    for (int index = 0; index < _queryDataset.ValueList.Count; index++)
                    {
                        string columnName = _columnNames[index];
                        int valueIndex = _columnNameIndexMap[columnName];
                        _valueBufferLst.Add(new ByteBuffer(_queryDataset.ValueList[valueIndex]));
                        _bitmapBufferLst.Add(new ByteBuffer(_queryDataset.BitmapList[valueIndex]));
                    }

                    // reset row index
                    _rowIndex = 0;
                }

                return resp.HasResultSet;
            }
            catch (TException e)
            {
                throw new TException("Cannot fetch result from server, because of network connection", e);
            }
        }