throw new IllegalArgumentException("null");
}
String description = null;
XmlElement descElement = event.element(WOR_NS, DESCRIPTION_TAG);
if (descElement != null) {
description = descElement.requiredText();
}
if (description == null || description.length() == 0) {
// It might be a data-related notification
XmlElement dataProduct = event.element(WOR_NS, DATA_PRODUCT_TAG);