private void AddConvertComponent(Hashtable colConvertTable, Hashtable colConnectTable)
{
convertComp = pipeline.ComponentMetaDataCollection.New();
convertComp.ComponentClassID = DATACONVERT_GUID;
convertComp.Name = "Data Conversion";
convertComp.ValidateExternalMetadata = true;
convertDesignTimeComp = convertComp.Instantiate();
convertDesignTimeComp.ProvideComponentProperties();
IDTSInput100 cvtInput = convertComp.InputCollection[0];
IDTSOutput100 cvtOutput = convertComp.OutputCollection[0];
IDTSInputColumnCollection100 cvtInputCols = cvtInput.InputColumnCollection;
IDTSOutput100 srcOutput = srcComp.OutputCollection[0];
pipeline.PathCollection.New().AttachPathAndPropagateNotifications(srcOutput, cvtInput);
IDTSVirtualInput100 cvtVirInput = cvtInput.GetVirtualInput();
int i = 0;
foreach (object key in colConvertTable.Keys)
{
int srcColID = (int)key;
cvtVirInput.SetUsageType(srcColID, DTSUsageType.UT_READONLY);
IDTSInputColumn100 cvtInputCol = cvtInputCols.GetInputColumnByLineageID(srcColID);
if (cvtInputCol != null)
{
IDTSOutputColumn100 cvtOutputCol = convertDesignTimeComp.InsertOutputColumnAt(cvtOutput.ID, i++, "Convert_" + cvtInputCol.Name, "");
IDTSExternalMetadataColumn100 destCol = (IDTSExternalMetadataColumn100)colConvertTable[key];
convertDesignTimeComp.SetOutputColumnDataTypeProperties(cvtOutput.ID,
cvtOutputCol.ID, destCol.DataType, destCol.Length, destCol.Precision, destCol.Scale, destCol.CodePage);
// map output column and input column
convertDesignTimeComp.SetOutputColumnProperty(cvtOutput.ID,
cvtOutputCol.ID, "SourceInputColumnLineageID", srcColID);
// add match table entry.
colConnectTable.Add(cvtOutputCol.ID, destCol);
}
}
}
private void AddConvertComponent(Hashtable colConvertTable, Hashtable colConnectTable)
{
convertComp = pipeline.ComponentMetaDataCollection.New();
convertComp.ComponentClassID = DATACONVERT_GUID;
convertComp.Name = "Data Conversion";
convertComp.ValidateExternalMetadata = true;
convertDesignTimeComp = convertComp.Instantiate();
convertDesignTimeComp.ProvideComponentProperties();
IDTSInput100 cvtInput = convertComp.InputCollection[0];
IDTSOutput100 cvtOutput = convertComp.OutputCollection[0];
IDTSInputColumnCollection100 cvtInputCols = cvtInput.InputColumnCollection;
IDTSOutput100 srcOutput = srcComp.OutputCollection[0];
pipeline.PathCollection.New().AttachPathAndPropagateNotifications(srcOutput, cvtInput);
IDTSVirtualInput100 cvtVirInput = cvtInput.GetVirtualInput();
int i = 0;
foreach (object key in colConvertTable.Keys)
{
int srcColID = (int)key;
cvtVirInput.SetUsageType(srcColID, DTSUsageType.UT_READONLY);
IDTSInputColumn100 cvtInputCol = cvtInputCols.GetInputColumnByLineageID(srcColID);
if (cvtInputCol != null)
{
IDTSOutputColumn100 cvtOutputCol = convertDesignTimeComp.InsertOutputColumnAt(cvtOutput.ID, i++, "Convert_" + cvtInputCol.Name, "");
IDTSExternalMetadataColumn100 destCol = (IDTSExternalMetadataColumn100)colConvertTable[key];
convertDesignTimeComp.SetOutputColumnDataTypeProperties(cvtOutput.ID,
cvtOutputCol.ID, destCol.DataType, destCol.Length, destCol.Precision, destCol.Scale, destCol.CodePage);
// map output column and input column
convertDesignTimeComp.SetOutputColumnProperty(cvtOutput.ID,
cvtOutputCol.ID, "SourceInputColumnLineageID", srcColID);
// add match table entry.
colConnectTable.Add(cvtOutputCol.ID, destCol);
}
}
}
