public static IChunkDownloader GetDownloader(QueryExecResponseData responseData,
SFBaseResultSet resultSet,
CancellationToken cancellationToken)
{
if (SFConfiguration.Instance().UseV2ChunkDownloader)
{
SFConfiguration.Instance().ChunkDownloaderVersion = 2;
}
switch (SFConfiguration.Instance().ChunkDownloaderVersion)
{
case 1:
return(new SFBlockingChunkDownloader(responseData.rowType.Count,
responseData.chunks,
responseData.qrmk,
responseData.chunkHeaders,
cancellationToken,
resultSet));
case 2:
return(new SFChunkDownloaderV2(responseData.rowType.Count,
responseData.chunks,
responseData.qrmk,
responseData.chunkHeaders,
cancellationToken));
default:
return(new SFBlockingChunkDownloaderV3(responseData.rowType.Count,
responseData.chunks,
responseData.qrmk,
responseData.chunkHeaders,
cancellationToken,
resultSet));
}
}
public SFResultSet(QueryExecResponseData responseData, SFStatement sfStatement, CancellationToken cancellationToken)
{
columnCount = responseData.rowType.Count;
_currentChunkRowIdx = -1;
_currentChunkRowCount = responseData.rowSet.GetLength(0);
this.sfStatement = sfStatement;
if (responseData.chunks != null)
{
// counting the first chunk
_totalChunkCount = responseData.chunks.Count + 1;
_chunkDownloader = new SFChunkDownloader(columnCount,
responseData.chunks,
responseData.qrmk,
responseData.chunkHeaders,
cancellationToken);
}
_currentChunk = new SFResultChunk(responseData.rowSet);
responseData.rowSet = null;
sfResultSetMetaData = new SFResultSetMetaData(responseData);
updateSessionStatus(responseData);
isClosed = false;
}
public SFResultSet(QueryExecResponseData responseData, SFStatement sfStatement)
{
execFirstChunkData = responseData;
columnCount = responseData.rowType.Count;
currentChunkRowIdx = -1;
currentChunkRowCount = responseData.rowSet.GetLength(0);
currentChunkIndex = 0;
this.sfStatement = sfStatement;
if (responseData.chunks != null)
{
// counting the first chunk
totalChunkCount = responseData.chunks.Count + 1;
chunkDownloader = new SFChunkDownloader(responseData.rowType.Count,
responseData.chunks,
responseData.qrmk,
responseData.chunkHeaders);
}
currentChunk = new SFResultChunk(responseData.rowSet);
sfResultSetMetaData = new SFResultSetMetaData(responseData);
updateSessionStatus(responseData);
isClosed = false;
}
private void updateSessionStatus(QueryExecResponseData responseData)
{
SFSession session = this.sfStatement.SfSession;
session.database = responseData.finalDatabaseName;
session.schema = responseData.finalSchemaName;
session.UpdateSessionParameterMap(responseData.parameters);
}
internal SFResultSetMetaData(QueryExecResponseData queryExecResponseData)
{
rowTypes = queryExecResponseData.rowType;
columnCount = rowTypes.Count;
statementType = findStatementTypeById(queryExecResponseData.statementTypeId);
foreach (NameValueParameter parameter in queryExecResponseData.parameters)
{
switch (parameter.name)
{
case "DATE_OUTPUT_FORMAT":
dateOutputFormat = parameter.value;
break;
case "TIME_OUTPUT_FORMAT":
timeOutputFormat = parameter.value;
break;
}
}
}
public static IChunkDownloader GetDownloader(QueryExecResponseData responseData,
SFBaseResultSet resultSet,
CancellationToken cancellationToken)
{
if (SFConfiguration.Instance().UseV2ChunkDownloader)
{
return(new SFChunkDownloaderV2(responseData.rowType.Count,
responseData.chunks,
responseData.qrmk,
responseData.chunkHeaders,
cancellationToken));
}
else
{
return(new SFBlockingChunkDownloader(responseData.rowType.Count,
responseData.chunks,
responseData.qrmk,
responseData.chunkHeaders,
cancellationToken,
resultSet));
}
}
