public List<DataElement> build(NodeObject node) throws TikaException, IOException {
            List<DataElement> dataElements = new ArrayList<>();
            this.traverseNodeObject(node, dataElements);
            return dataElements;
        }
This method is used to build a list of DataElement from a node object

@param node Specify the node object.
@return Return the list of data elements build from the specified node object.
tika-parsers/tika-parsers-standard/tika-parsers-standard-modules/tika-parser-microsoft-module/src/main/java/org/apache/tika/parser/microsoft/onenote/fsshttpb/streamobj/ObjectGroupDataElementData.java