doc.addAttribute(helper.getQName(f), "");
if (!toDOM) { doc.addAttribute(helper.getQName(f), ""); } else { helper.populateNameInfo(nameInfo, f); ((Element)currentNode).setAttributeNS(nameInfo.getNamespaceURI(), nameInfo.getQualifiedName(), ""); }
  protected void saveManyEmpty(EStructuralFeature f)  {    doc.addAttribute(helper.getQName(f), "");  }