+ * Add multiple lists of data nodes to a parent node at the same time.
+ *
+ * @param dataspaceName dataspace name
+ * @param anchorName anchor name
+ * @param parentNodeXpath parent node xpath
+ * @param newLists collections of lists of data nodes representing list elements
+ */
+ void addMultipleLists(String dataspaceName, String anchorName, String parentNodeXpath,
+ Collection<Collection<DataNode>> newLists);
+
+ /**
+ * Retrieves multiple datanodes for a single XPath for given dataspace and anchor.
+ * Multiple data nodes are returned when xPath is set to root '/', otherwise single data node
+ * is returned when a specific xpath is used (Example: /bookstore).