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Simple Java DOM XML Processing Example

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Simple Java DOM XML Processing Example

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// Simple Java DOM XML Processing Example
// Source: http://www.genedavis.com/library/xml/java_dom_xml_creation.php

import java.io.*;

import org.w3c.dom.*;

import javax.xml.parsers.*;

import javax.xml.transform.*;
import javax.xml.transform.dom.*;
import javax.xml.transform.stream.*;

public class DomXmlExample {

     * Our goal is to create a DOM XML tree and then print the XML.
    public static void main (String args[]) {
        new DomXmlExample();

    public DomXmlExample() {
        try {
            // Creating an empty XML Document

            // We need a Document
            DocumentBuilderFactory dbfac = DocumentBuilderFactory.newInstance();
            DocumentBuilder docBuilder = dbfac.newDocumentBuilder();
            Document doc = docBuilder.newDocument();

            // Creating the XML tree

            // create the root element and add it to the document
            Element root = doc.createElement("root");

            // create a comment and put it in the root element
            Comment comment = doc.createComment("Just a thought");

            // create child element, add an attribute, and add to root
            Element child = doc.createElement("child");
            child.setAttribute("name", "value");

            // add a text element to the child
            Text text = doc.createTextNode("Filler, ... I could have had a foo!");

            // Output the XML

            // set up a transformer
            TransformerFactory transfac = TransformerFactory.newInstance();
            Transformer trans = transfac.newTransformer();
            trans.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION, "yes");
            trans.setOutputProperty(OutputKeys.INDENT, "yes");

            // create string from xml tree
            StringWriter sw = new StringWriter();
            StreamResult result = new StreamResult(sw);
            DOMSource source = new DOMSource(doc);
            trans.transform(source, result);
            String xmlString = sw.toString();

            // print xml
            System.out.println("Here's the xml:\n\n" + xmlString);

        } catch (Exception e) {

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