How to recursively parse xml data into List of Map of Strings using xpath,

name 1

17 1507487

detaile item 1 detail item 2_1 detail item 2_1

name 1

17 1507487

detail item 2_1_1 detail item 2_1 detail item 2_1_1_1

public static void testXpath(String filePath, String expr,String childSubNode) throws ParserConfigurationException, XPathExpressionException, IOException, SAXException { DocumentBuilderFactory builderFactory = DocumentBuilderFactory.newInstance(); DocumentBuilder builder = builderFactory.newDocumentBuilder(); Document xmlDocument = builder.parse(filePath); xmlDocument.getDocumentElement().normalize(); XPath xPath = XPathFactory.newInstance().newXPath(); NodeList nodeList = (NodeList) xPath.compile("//"+expr).evaluate(xmlDocument, XPathConstants.NODESET); // System.out.println("Length of the nodes:"+nodeList.getLength()); List> listMap = new LinkedList<>(); for(int i=0;i map = new HashMap<>(); for(int j=0;j map) { NodeList subNode = item.getChildNodes(); for(int j=0;j 
Please give me some hint , how to parse xml to any depth with xpath. please help. Thanks