public override void PrimeOutput(int outputs, int[] outputIDs, PipelineBuffer[] buffers)
{
PipelineBuffer mainBuffer = null;
PipelineBuffer errorBuffer = null;
IDTSOutput100 mainOutput = null;
int errorOutID = 0;
int errorOutIndex = 0;
// If there is an error output, figure out which output is the main
// and which is the error
if (outputs == 2)
{
GetErrorOutputInfo(ref errorOutID, ref errorOutIndex);
if (outputIDs[0] == errorOutID)
{
mainBuffer = buffers[1];
errorBuffer = buffers[0];
mainOutput = this.ComponentMetaData.OutputCollection[1];
}
else
{
mainBuffer = buffers[0];
errorBuffer = buffers[1];
mainOutput = this.ComponentMetaData.OutputCollection[0];
}
}
else
{
mainBuffer = buffers[0];
mainOutput = this.ComponentMetaData.OutputCollection[0];
}
bool firstRowColumnNames = (bool)this.GetComponentPropertyValue(PropertiesManager.ColumnNamesInFirstRowPropName);
bool treatNulls = (bool)this.GetComponentPropertyValue(PropertiesManager.TreatEmptyStringsAsNullPropName);
FileReader reader = new FileReader(this.fileName, this.GetEncoding());
DelimitedFileParser parser = this.CreateParser();
ComponentBufferService bufferService = new ComponentBufferService(mainBuffer, errorBuffer);
BufferSink bufferSink = new BufferSink(bufferService, mainOutput, treatNulls);
bufferSink.CurrentRowCount = parser.HeaderRowsToSkip + parser.DataRowsToSkip + (firstRowColumnNames ? 1 : 0);
try
{
parser.SkipInitialRows(reader);
RowData rowData = new RowData();
while (!reader.IsEOF)
{
parser.ParseNextRow(reader, rowData);
if (rowData.ColumnCount == 0)
{
// Last row with no data will be ignored.
break;
}
bufferSink.AddRow(rowData);
}
}
catch (ParsingBufferOverflowException ex)
{
this.PostErrorAndThrow(MessageStrings.ParsingBufferOverflow(bufferSink.CurrentRowCount + 1, ex.ColumnIndex + 1, FieldParser.ParsingBufferMaxSize));
}
catch (RowColumnNumberOverflow)
{
this.PostErrorAndThrow(MessageStrings.MaximumColumnNumberOverflow(bufferSink.CurrentRowCount + 1, RowParser.MaxColumnNumber));
}
finally
{
reader.Close();
}
foreach (PipelineBuffer buffer in buffers)
{
buffer.SetEndOfRowset();
}
}
public override void PrimeOutput(int outputs, int[] outputIDs, PipelineBuffer[] buffers)
{
PipelineBuffer mainBuffer = null;
PipelineBuffer errorBuffer = null;
IDTSOutput100 mainOutput = null;
int errorOutID = 0;
int errorOutIndex = 0;
// If there is an error output, figure out which output is the main
// and which is the error
if (outputs == 2)
{
GetErrorOutputInfo(ref errorOutID, ref errorOutIndex);
if (outputIDs[0] == errorOutID)
{
mainBuffer = buffers[1];
errorBuffer = buffers[0];
mainOutput = this.ComponentMetaData.OutputCollection[1];
}
else
{
mainBuffer = buffers[0];
errorBuffer = buffers[1];
mainOutput = this.ComponentMetaData.OutputCollection[0];
}
}
else
{
mainBuffer = buffers[0];
mainOutput = this.ComponentMetaData.OutputCollection[0];
}
bool firstRowColumnNames = (bool)this.GetComponentPropertyValue(PropertiesManager.ColumnNamesInFirstRowPropName);
bool treatNulls = (bool)this.GetComponentPropertyValue(PropertiesManager.TreatEmptyStringsAsNullPropName);
FileReader reader = new FileReader(this.fileName, this.GetEncoding());
DelimitedFileParser parser = this.CreateParser();
ComponentBufferService bufferService = new ComponentBufferService(mainBuffer, errorBuffer);
BufferSink bufferSink = new BufferSink(bufferService, mainOutput, treatNulls);
bufferSink.CurrentRowCount = parser.HeaderRowsToSkip + parser.DataRowsToSkip + (firstRowColumnNames ? 1 : 0);
try
{
parser.SkipInitialRows(reader);
RowData rowData = new RowData();
while (!reader.IsEOF)
{
parser.ParseNextRow(reader, rowData);
if (rowData.ColumnCount == 0)
{
// Last row with no data will be ignored.
break;
}
bufferSink.AddRow(rowData);
}
}
catch (ParsingBufferOverflowException ex)
{
this.PostErrorAndThrow(MessageStrings.ParsingBufferOverflow(bufferSink.CurrentRowCount + 1, ex.ColumnIndex + 1, FieldParser.ParsingBufferMaxSize));
}
catch (RowColumnNumberOverflow)
{
this.PostErrorAndThrow(MessageStrings.MaximumColumnNumberOverflow(bufferSink.CurrentRowCount + 1, RowParser.MaxColumnNumber));
}
finally
{
reader.Close();
}
foreach (PipelineBuffer buffer in buffers)
{
buffer.SetEndOfRowset();
}
}
public void AddRowTestWithException()
{
OutputTestImpl output = null;
ComponentBufferServiceTestImpl bufferService = null;
GenerateOutputColumns(new string[] { "A", "B", "C", "D" }, true, DTSRowDisposition.RD_FailComponent, DTSRowDisposition.RD_FailComponent, out output, out bufferService);
bufferService.ExceptionToFire = new System.Runtime.InteropServices.COMException();
BufferSink target = new BufferSink(bufferService, output, true);
string[] data = new string[] { "1", "", "3", "4" };
RowData rowData = GenerateRowData(data);
try
{
target.AddRow(rowData);
}
catch (Exception ex)
{
Assert.AreEqual<Int64>(1, target.CurrentRowCount);
Assert.AreEqual<int>(0, bufferService.RowCount);
Assert.AreEqual<int>(0, bufferService.ErrorRowCount);
throw ex;
}
}
public void AddRowTestWithOverflowExceptionIgnore()
{
OutputTestImpl output = null;
ComponentBufferServiceTestImpl bufferService = null;
GenerateOutputColumns(new string[] { "A", "B", "C", "D" }, true, DTSRowDisposition.RD_IgnoreFailure, DTSRowDisposition.RD_RedirectRow, out output, out bufferService);
bufferService.ExceptionToFire = new ArgumentException();
BufferSink target = new BufferSink(bufferService, output, true);
// Say we have headers, etc...
target.CurrentRowCount = 3;
string[] data = new string[] { "1", "", "3", "4" };
RowData rowData = GenerateRowData(data);
target.AddRow(rowData);
Assert.AreEqual<Int64>(4, target.CurrentRowCount);
Assert.AreEqual<int>(0, bufferService.RowCount);
Assert.AreEqual<int>(0, bufferService.ErrorRowCount);
}
public void AddRowTestWithTooManyColumnsIgnore()
{
OutputTestImpl output = null;
ComponentBufferServiceTestImpl bufferService = null;
GenerateOutputColumns(new string[] { "A", "B", "C", "D" }, true, DTSRowDisposition.RD_FailComponent, DTSRowDisposition.RD_FailComponent, out output, out bufferService);
output.TruncationRowDisposition = DTSRowDisposition.RD_IgnoreFailure;
BufferSink target = new BufferSink(bufferService, output, true);
string[] data = new string[] { "1", "", "3", "4", "5", "6" };
RowData rowData = GenerateRowData(data);
target.AddRow(rowData);
Assert.AreEqual<Int64>(1, target.CurrentRowCount);
Assert.AreEqual<int>(0, bufferService.RowCount);
Assert.AreEqual<int>(0, bufferService.ErrorRowCount);
}
public void AddRowTestWithLessColumns()
{
OutputTestImpl output = null;
ComponentBufferServiceTestImpl bufferService = null;
GenerateOutputColumns(new string[] { "A", "B", "C", "D" }, false, DTSRowDisposition.RD_FailComponent, DTSRowDisposition.RD_FailComponent, out output, out bufferService);
BufferSink target = new BufferSink(bufferService, output, true);
string[] data = new string[] { "1", "", "3" };
RowData rowData = GenerateRowData(data);
target.AddRow(rowData);
Assert.AreEqual<Int64>(1, target.CurrentRowCount);
Assert.AreEqual<int>(1, bufferService.RowCount);
Assert.AreEqual<int>(0, bufferService.ErrorRowCount);
VerifyAddedRowData(bufferService, new object[] { "1", null, "3" });
}
public void CurrentRowCountTest()
{
IDTSOutput100 output = new OutputTestImpl();
IComponentBufferService bufferService = new ComponentBufferServiceTestImpl(new string[0], false);
BufferSink target = new BufferSink(bufferService, output, false);
Assert.AreEqual<Int64>(0, target.CurrentRowCount);
}
public void BufferSinkConstructorTest2()
{
ComponentBufferServiceTestImpl bufferService = new ComponentBufferServiceTestImpl(new string[0], false);
BufferSink target = new BufferSink(bufferService, null, false);
}
public void BufferSinkConstructorTest1()
{
BufferSink target = new BufferSink(null, null, false);
}
