Read XML as DOM : DOM Parser « XML « Java Tutorial


import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;

import org.w3c.dom.Document;
import org.w3c.dom.Node;
import org.xml.sax.EntityResolver;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;

 * @author Costin Manolache
public class Main {
  public static class NullResolver implements EntityResolver {
    public InputSource resolveEntity (String publicId,
                                               String systemId)
        throws SAXException, IOException
        return new InputSource(new StringReader(""));

  /** Read XML as DOM.
  public static Document readXml(InputStream is)
      throws SAXException, IOException, ParserConfigurationException
      DocumentBuilderFactory dbf =


      DocumentBuilder db = null;
      db = dbf.newDocumentBuilder();
      db.setEntityResolver( new NullResolver() );

      // db.setErrorHandler( new MyErrorHandler());

      Document doc = db.parse(is);
      return doc;

33.2.DOM Parser
33.2.1.DOM Objects That Make Up the Parse Tree
33.2.2.A DOM Error Checker: Using DOM for Syntax Checking
33.2.3.A DOM Parse Tree Lister
33.2.4.Listing the Contents of Parse Tree Nodes: Using the DOM Parser to Extract XML Document Data
33.2.5.Ignorable Whitespace and Element Content
33.2.6.Remove the element from parent
33.2.7.Visiting All the Elements in a DOM Document
33.2.8.Getting the Root Element in a DOM Document
33.2.9.Getting a Node Relative to Another Node in a DOM Document
33.2.10.Getting the Notations in a DOM Document
33.2.11.Getting the Declared Entities in a DOM Document
33.2.12.Getting the Value of an Entity Reference in a DOM Document
33.2.13.Getting a DOM Element by Id
33.2.14.Converting an XML Fragment into a DOM Fragment
33.2.15.Parse an XML string: Using DOM and a StringReader.
33.2.16.Use DOM L3 DOMBuilder, DOMBuilderFilter DOMWriter and other DOM L3 functionality to preparse, revalidate and safe document.
33.2.17.Read XML as DOM
33.2.18.Create DOM Document out of string
33.2.19.Source To InputSource