DocumentElement objectElement = object.getCreationSupport().getElement();
DocumentElement cellElement = getExistingCellElement(object);
// wrap into "Cell" element
if (cellElement == null) {
DocumentElement parentElement = objectElement.getParent();
int index = parentElement.indexOf(objectElement);
// prepare "Cell" element
{
cellElement = new DocumentElement();
cellElement.setTag(m_namespace + "Cell");
parentElement.addChild(cellElement, index);