final String uri = child.getTagIdentifier().getUri();
final String tagName = child.getTagIdentifier().getTagName();
final ITagDropSourceData creationProvider =
TagToolCreationAdapter.findProviderForContainer(uri, tagName, PaletteItemManager.createPaletteContext(fileForDocument));
final IMetaDataModelContext modelContext = CommandUtil.getMetadataModelContext(child.getTagIdentifier().getUri(), _model);
// final ITaglibDomainMetaDataModelContext modelContext =
// TaglibDomainMetaDataQueryHelper
// .createMetaDataModelContext(fileForDocument.getProject(), child.getTagIdentifier().getUri());
// .createMetaDataModelContext(project, child.getTagIdentifier().getUri());
IDOMPosition domPosition = new DOMPosition(_element, childCount++);