// Class features
xmlOutput.openTag("ClassFeatures");
for (Iterator<ClassFeatureSet> i = classFeatureSetIterator(); i.hasNext();) {
ClassFeatureSet classFeatureSet = i.next();
classFeatureSet.writeXML(xmlOutput);
}
xmlOutput.closeTag("ClassFeatures");
// AppVersions
xmlOutput.openTag(HISTORY_ELEMENT_NAME);