String () { final XmlTag element = getElement(); if (element == null) { return StructureViewBundle.message("node.structureview.invalid"); } String id = element.getAttributeValue(ID_ATTR_NAME); if (id == null) { id = element.getAttributeValue(NAME_ATTR_NAME); } id = toCanonicalForm(id); return id != null ? id + ':' + element.getLocalName() : element.getName(); }