/**
* Create a new child POIXMLDocumentPart
*
* @param descriptor the part descriptor
* @param factory the factory that will create an instance of the requested relation
* @param idx part number
* @param noRelation if true, then no relationship is Added.
* @return the Created child POIXMLDocumentPart
*/
protected RelationPart CreateRelationship(POIXMLRelation descriptor, POIXMLFactory factory, int idx, bool noRelation)
{
try
{
PackagePartName ppName = PackagingUriHelper.CreatePartName(descriptor.GetFileName(idx));
PackageRelationship rel = null;
PackagePart part = packagePart.Package.CreatePart(ppName, descriptor.ContentType);
if (!noRelation)
{
/* only add to relations, if according relationship is being Created. */
rel = packagePart.AddRelationship(ppName, TargetMode.Internal, descriptor.Relation);
}
POIXMLDocumentPart doc = factory.NewDocumentPart(descriptor);
doc.packageRel = rel;
doc.packagePart = part;
doc.parent = this;
if (!noRelation)
{
/* only add to relations, if according relationship is being Created. */
AddRelation(rel, doc);
}
return(new RelationPart(rel, doc));
}
catch (PartAlreadyExistsException pae)
{
// Return the specific exception so the user knows
// that the name is already taken
throw pae;
}
catch (Exception e)
{
// Give a general wrapped exception for the problem
throw new POIXMLException(e);
}
}
