public ISOutputColumn(ISPipelineComponent parentComponent, string outputName, string outputColumnname,
RowDisposition errorRowDisposition,
RowDisposition truncationRowDisposition)
: this(parentComponent, outputName, outputColumnname)
{
OutputColumn.ErrorRowDisposition = DtsUtility.EnumAToEnumB <RowDisposition, DTSRowDisposition>(errorRowDisposition);
OutputColumn.TruncationRowDisposition = DtsUtility.EnumAToEnumB <RowDisposition, DTSRowDisposition>(truncationRowDisposition);
}
/// <summary>
/// First check if an Output with the given name exists on the Component.
/// If it exists, then assign that output to the Output property
/// If it does not exist:
/// Check if more outputs can be added or not.
/// If more outputs can be added, then add a new output
/// If more outputs cannot be added, then assign the first (non error ) output in the component's collection to the Output property
/// </summary>
/// <param name="parentComponent"></param>
/// <param name="name"></param>
public ISOutput(ISPipelineComponent parentComponent, string name, int referenceOutputIndex = 0, InsertPlacement beforeOrAfter = InsertPlacement.IP_BEFORE)
{
ParentComponent = parentComponent;
bool outputExists = false;
for (int i = 0; i < ParentComponent.ComponentMetaData.OutputCollection.Count; i++)
{
if (ParentComponent.ComponentMetaData.OutputCollection[i].Name == name)
{
Output = ParentComponent.ComponentMetaData.OutputCollection[i];
outputExists = true;
}
}
// check if more outputs can be added
int existingOutputCount = parentComponent.ComponentMetaData.OutputCollection.Count;
if (ParentComponent._numberOfOutputsAllowed == -1)
{
if (!(outputExists))
{
Output = parentComponent.DesignTimeComponent.InsertOutput(DtsUtility.EnumAToEnumB <InsertPlacement, DTSInsertPlacement>(beforeOrAfter), ParentComponent.GetOutputFromIndex(referenceOutputIndex).ID);
Name = name;
}
}
else
{
if (existingOutputCount < parentComponent._numberOfOutputsAllowed)
{
if (!(outputExists))
{
Output = parentComponent.DesignTimeComponent.InsertOutput(DTSInsertPlacement.IP_BEFORE, ParentComponent.GetOutputFromIndex(referenceOutputIndex).ID);
Name = name;
}
}
else
{
if (!outputExists)
{
Console.WriteLine("WARN::: Only {1} output(s) are allowed. A new output with the name '{0}' cannot be added. Therefore, the name '{0}' is assigned to the first non error output in the collection", name, existingOutputCount.ToString());
Output = parentComponent.ComponentMetaData.OutputCollection[0];
Name = name;
}
}
}
}
internal IDTSInputColumn100 SetInputColumnDTSUsageType(IDTSInput100 input, string columnName, UsageType dtsUsageType)
{
// keep track of hte columns whose usage type is set to ut_readwrite...for these cols, we want to prevent a change to ut_readonly
if (dtsUsageType == UsageType.UT_READWRITE)
{
_readWriteCols.Add(columnName);
}
IDTSVirtualInput100 virtualInput = input.GetVirtualInput();
IDTSInputColumn100 inputColumn = DesignTimeComponent.SetUsageType(
input.ID,
virtualInput,
virtualInput.VirtualInputColumnCollection[columnName].LineageID,
DtsUtility.EnumAToEnumB <UsageType, DTSUsageType>(dtsUsageType)
);
return(inputColumn);
}
public ISInput(ISPipelineComponent parentComponent, string inputName)
{
ParentComponent = parentComponent;
bool inputExists = false;
for (int i = 0; i < ParentComponent.ComponentMetaData.InputCollection.Count; i++)
{
if (ParentComponent.ComponentMetaData.InputCollection[i].Name == inputName)
{
inputExists = true;
Input = ParentComponent.ComponentMetaData.InputCollection[i];
}
}
if (!(inputExists))
{
//Input = ParentComponent.AddInput("after", ParentComponent.GetInputFromIndex(0).Name);
Input = ParentComponent.DesignTimeComponent.InsertInput(DtsUtility.EnumAToEnumB <InsertPlacement, DTSInsertPlacement>(InsertPlacement.IP_AFTER), ParentComponent.GetInputFromIndex(ParentComponent.InputCollection_m.Count - 1).ID);
Input.Name = inputName;
}
}
public List <ISInputColumn> GetColumnCollection()
{
List <ISInputColumn> inputColumns = new List <ISInputColumn>();
foreach (IDTSInputColumn100 outputColumn in Input.InputColumnCollection)
{
inputColumns.Add(new ISInputColumn(ParentComponent, Input.Name, outputColumn.Name, DtsUtility.EnumAToEnumB <DTSUsageType, UsageType>(outputColumn.UsageType)));
}
return(inputColumns);
}
