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