private Optional<? extends AbstractDependencyAttribute> extractDependency(final DataNodeContainer dataNodeContainer,
final DataSchemaNode attrNode, final Module currentModule, final Map<QName, ServiceInterfaceEntry> qNamesToSIEs,
final SchemaContext schemaContext) {
private Optional<? extends AbstractDependencyAttribute> extractDependency(final DataNodeContainer dataNodeContainer,
final DataSchemaNode attrNode, final Module currentModule, final Map<QName, ServiceInterfaceEntry> qNamesToSIEs,
final SchemaContext schemaContext) {