package com.dbgen; import org.w3c.dom.Document; import org.w3c.dom.Element; import org.w3c.dom.Node; import org.w3c.dom.NodeList; import javax.xml.parsers.DocumentBuilder; import javax.xml.parsers.DocumentBuilderFactory; import javax.xml.parsers.ParserConfigurationException; import java.io.File; import java.util.ArrayList; import java.util.List; public final class XMLUtils { public XMLUtils() { } public static List getChildElements(Element e) { List list = new ArrayList<>(); NodeList nodes = e.getChildNodes(); for (int i = 0; i < nodes.getLength(); i++) { Node node = nodes.item(i); if (node.getNodeType() == Node.ELEMENT_NODE) list.add((Element) node); } return list; } private static DocumentBuilder createDocumentBuilder() throws ParserConfigurationException { final DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance(); factory.setXIncludeAware(true); factory.setNamespaceAware(true); return factory.newDocumentBuilder(); } public static Element getRootElement(File file) throws Exception { DocumentBuilder db = createDocumentBuilder(); final Document doc = db.parse(file); return doc.getDocumentElement(); } }