Example usage for org.w3c.dom Document getDocumentElement

Introduction

In this page you can find the example usage for org.w3c.dom Document getDocumentElement.

Prototype

public Element getDocumentElement();

Source Link

Document

This is a convenience attribute that allows direct access to the child node that is the document element of the document.

Usage

From source file:Main.java

/**
 * Return the root node of a XML document.
 * @param fileNameXML name of the XML file
 * @throws ParserConfigurationException//from   w  w w  . j  a v  a  2 s.c  om
 * @throws SAXException
 * @throws IOException
 */
public static Document getXMLDocument(String fileNameXML)
        throws ParserConfigurationException, SAXException, IOException {
    File file = new File(fileNameXML);
    DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
    DocumentBuilder db = dbf.newDocumentBuilder();
    Document doc = db.parse(file);
    doc.getDocumentElement().normalize();
    return doc;
}

From source file:Main.java

public static String xpath(String xml, String xpath) throws Exception {
    XPath xp = XPathFactory.newInstance().newXPath();
    Document doc = parse(xml);
    return xp.evaluate(xpath, doc.getDocumentElement());
}

From source file:Main.java

/**
 * returns a XML node list./*from  ww  w .  ja  va2  s .  c  o  m*/
 *
 * @param pDocument         Document XML DOM document
 * @param psTagName         String XML node name
 * @return                  NodeList XML node list
 */
public static org.w3c.dom.NodeList getNodeList(Document pDocument, String psTagName) {
    return pDocument.getDocumentElement().getElementsByTagName(psTagName);
}

From source file:Main.java

/**
 * Build a Document from a file//www .j a  va 2  s .c om
 *
 * @param xmlFile file
 * @return a Document object
 * @throws Exception if an error occurs
 */
public static Document buildDocumentFromFile(File xmlFile) throws Exception {
    DocumentBuilderFactory dbFactory = DocumentBuilderFactory.newInstance();
    DocumentBuilder dBuilder = dbFactory.newDocumentBuilder();
    Document doc = dBuilder.parse(xmlFile);
    doc.getDocumentElement().normalize();
    return doc;
}

From source file:Main.java

public static Document createDocument(Document document) {
    return createDocument(document.getDocumentElement());
}

From source file:Main.java

public static String getNamespaceURI(final Document doc, final String ns) {
    NamedNodeMap attr = doc.getDocumentElement().getAttributes();
    for (int i = 0; i < attr.getLength(); i++) {
        Node attrNode = attr.item(i);
        if (attrNode.getNodeName().indexOf(ns) != -1) {
            return (attrNode.getNodeValue());
        }//  www  . j  a v a 2  s  . co  m
    }
    return null;
}

From source file:Utils.java

/**
 * Copy an XML document, adding it as a child of the target document root
 * @param source Document to copy//from w  w w  . j av a  2s  .  c  o  m
 * @param target Document to contain copy
 */
public static void copyDocument(Document source, Document target) {
    Node node = target.importNode(source.getDocumentElement(), true);

    target.getDocumentElement().appendChild(node);
}

From source file:Main.java

private static void cleanDocument(final Document document) throws XPathExpressionException {
    document.getDocumentElement().normalize();
    removeEmptyTextNodes(document);//ww  w  .  j ava  2s .  co m
}

From source file:Main.java

static String getXMLString(Document xmlDoc) throws Exception {
    StringWriter writer = null;/*from  w  w w  .  java 2  s  .  co m*/
    DOMSource source = new DOMSource(xmlDoc.getDocumentElement());
    writer = new StringWriter();
    StreamResult result = new StreamResult(writer);
    TransformerFactory tFactory = TransformerFactory.newInstance();
    Transformer transformer = tFactory.newTransformer();
    transformer.transform(source, result);
    StringBuffer strBuf = writer.getBuffer();
    return strBuf.toString();
}

From source file:Main.java

private static void makeNamelist(Document doc) {
    String names = null;/*  w w w.  j a  va 2  s.  co m*/
    Element root = doc.getDocumentElement();
    NodeList nameElements = root.getElementsByTagName("name");
    for (int i = 0; i < nameElements.getLength(); i++) {
        Element name = (Element) nameElements.item(i);
        Text nametext = (Text) name.getFirstChild();
        if (names == null) {
            names = nametext.getData();
        } else {
            names += ", " + nametext.getData();
        }
    }
    Element namelist = doc.createElement("names");
    Text namelisttext = doc.createTextNode(names);
    namelist.appendChild(namelisttext);
    root.insertBefore(namelist, root.getFirstChild());
}