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:DOMEdit.java

public static void deleteFirstElement(Document doc) {
        Element root = doc.getDocumentElement();
        Element child = (Element) root.getFirstChild();
        root.removeChild(child);//w ww  .j a v a  2  s.c  om
    }

From source file:Main.java

private static Element convertXmlToElementWorker(String xml) throws Exception {
    Element element = null;/*from w w w .  j  a  va 2 s  . c om*/

    System.setProperty(DOMImplementationRegistry.PROPERTY, "org.apache.xerces.dom.DOMImplementationSourceImpl");
    DOMImplementationRegistry registry = DOMImplementationRegistry.newInstance();
    DOMImplementationLS impl = (DOMImplementationLS) registry.getDOMImplementation("LS");
    LSParser parser = impl.createLSParser(DOMImplementationLS.MODE_SYNCHRONOUS,
            "http://www.w3.org/2001/XMLSchema");
    LSInput lsInput = impl.createLSInput();
    lsInput.setStringData(xml);
    Document doc = parser.parse(lsInput);
    if (doc != null) {
        element = doc.getDocumentElement();
    }
    return element;
}

From source file:DOMEdit.java

public static void modifyingTextbyCuttingandPasting(Document doc) {
        Element root = doc.getDocumentElement();
        Element place = (Element) root.getFirstChild();
        Text name = (Text) place.getFirstChild().getFirstChild();
        Text directions = (Text) place.getLastChild().getFirstChild();

        //    name.deleteData(offset,count);
        name.deleteData(2, 3);/*from www  .  j  a  va2 s .  c  o m*/

        //String bridge = directions.substringData(offset,count);
        String bridge = directions.substringData(2, 3);
        name.appendData(bridge);
    }

From source file:Main.java

public static Element findElement(Document doc, String elementNS, String elementName, String attrName,
        String attrValue) {//from  w ww. j  av a2 s .  co m
    return findElement(doc.getDocumentElement(), elementNS, elementName, attrName, attrValue);
}

From source file:Main.java

/**
 * Qualification of every element in a DOM document. Previous namespaces are
 * ignored.// w  w  w. j av  a 2s .  com
 * 
 * @param document
 *            The document to modify.
 * @param namespaces
 *            A map of prefix/URL where prefix are expected to match the
 *            local name of the elements they qualify (if an element has no
 *            corresponding prefix, it uses the namespace of its parent).
 */
public static void autoQualify(Document document, Map<String, String> namespaces) {
    Element root = document.getDocumentElement();
    for (Map.Entry<String, String> entry : namespaces.entrySet()) {
        String prefix = entry.getKey();
        String url = entry.getValue();
        StringBuilder attributName = new StringBuilder("xmlns");
        if (prefix != null) {
            attributName.append(':').append(prefix);
        }
        root.setAttribute(attributName.toString(), url);
    }
    autoQualify(document, root, namespaces, null);
}

From source file:Main.java

/**
 * Return the root element for specified document<br>
 * Create if it does not already exist with the specified name
 *///from  www .  j a v  a 2 s.c  om
private static Element getRootElement(Document doc, boolean create, String name) {
    if (doc != null) {
        Element result = doc.getDocumentElement();

        if ((result == null) && create) {
            result = doc.createElement(name);
            doc.appendChild(result);
        }

        return result;
    }

    return null;
}

From source file:Main.java

/**
 * @see //http://stackoverflow.com/questions/139076/how-to-pretty-print-xml-from-java
 *///from w w w.  j av a  2  s  .  c om
public static String toXML(Document document, boolean format) throws TransformerException {
    if (format) {
        removeWhitespaceNodes(document.getDocumentElement());
    }
    TransformerFactory transformerFactory = TransformerFactory.newInstance();
    transformerFactory.setAttribute("indent-number", 2);
    Transformer transformer = transformerFactory.newTransformer();

    transformer.setOutputProperty(OutputKeys.INDENT, "yes");
    Writer out = new StringWriter();
    transformer.transform(new DOMSource(document), new StreamResult(out));
    return out.toString();
}

From source file:DOMEdit.java

public static void editTextbyInsertionandReplacement(Document doc) {
        Element root = doc.getDocumentElement();
        Element place = (Element) root.getFirstChild();
        Text name = (Text) place.getFirstChild().getFirstChild();
        Text directions = (Text) place.getLastChild().getFirstChild();

        // Inserting the word "black"
        //    name.insertData(offset," black");
        name.insertData(3, " black");

        // Replace "left" with "right"
        //directions.replaceData(offset,count,"right");
        directions.replaceData(3, 3, "right");
    }//from   w  ww  . ja  va 2 s . c  om

From source file:Main.java

public static Element getElement(Document doc, String tagName, int index) {
    // given an XML document and a tag
    // return an Element at a given index
    NodeList rows = doc.getDocumentElement().getElementsByTagName(tagName);
    return (Element) rows.item(index);
}

From source file:Main.java

public static Element getDocumentElement(File fileName) throws Exception {
    try {/*  w ww  .  j  a  v  a  2  s .  co m*/
        Document doc = getDocumentBuilder().parse(fileName);
        return doc.getDocumentElement();
    } catch (Exception se) {
        return null;
    }
}