final InstanceIdentifier<? extends DataObject> path,
final DataReader<InstanceIdentifier<? extends DataObject>, DataObject> reader) {
throw new UnsupportedOperationException("Data reader contract is not supported.");
final InstanceIdentifier<? extends DataObject> path,
final DataReader<InstanceIdentifier<? extends DataObject>, DataObject> reader) {
throw new UnsupportedOperationException("Data reader contract is not supported.");