for (final Map.Entry<InstanceIdentifier<?>, DataObject> changeEntry : event.getUpdatedData().entrySet()) {
if (changeEntry.getValue() instanceof Node) {
final Node node = (Node) changeEntry.getValue();
for (final Map.Entry<InstanceIdentifier<?>, DataObject> changeEntry : event.getUpdatedData().entrySet()) {
if (changeEntry.getValue() instanceof Node) {
final Node node = (Node) changeEntry.getValue();