String year = XMLUtils.getElementValue(dataRoot, "published");
if (year != null)
record.addValue("published", new StringValue(year));
String splashPageUrl = XMLUtils.getElementValue(dataRoot, "id");
if (splashPageUrl != null)
record.addValue("id", new StringValue(splashPageUrl));
String comment = XMLUtils.getElementValue(dataRoot, "arxiv:comment");
if (comment != null)
record.addValue("comment", new StringValue(comment));
List<Element> links = XMLUtils.getElementList(dataRoot, "link");