Binding DOM/JTextField Swing

Dans cette section, on souhaite binder l'attribut value de l'élement input : 
<html xmlns="http://www.w3.org/1999/xhtml" >
	<input type="text" value="djo" />
</html>
avec la propriété Text d'un JTextField Swing. 
package org.akrogen.tkui.samples.xhtml;

import java.awt.GridLayout;
import java.io.InputStream;

import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JTextField;

import org.akrogen.tkui.samples.xhtml.model.Person;
import org.eclipse.core.databinding.DataBindingContext;
import org.eclipse.core.databinding.observable.Realm;
import org.ufacekit.core.databinding.dom.DOMObservables;
import org.ufacekit.ui.swing.databinding.swing.SwingEventConstants;
import org.ufacekit.ui.swing.databinding.swing.SwingObservables;
import org.ufacekit.ui.swing.databinding.swing.SwingRealm;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.xml.sax.InputSource;

public class JFaceDatabindingDOMTest {

	public static void main(String[] args) {

		try {
			// 1. Load XHTML content into DOM Xerces
			InputStream source = XHTMLTest.class
					.getResourceAsStream("sample.html");
			org.apache.xerces.parsers.DOMParser parser = new org.apache.xerces.parsers.DOMParser();
			parser.setFeature("http://xml.org/sax/features/namespaces", true);
			parser.parse(new InputSource(source));
			source.close();
			Document document = parser.getDocument();
			Element input = (Element) document.getElementsByTagName("input")
					.item(0);

			JFrame frame = new JFrame();
			frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

			JPanel panel = new JPanel();
			panel.setLayout(new GridLayout(1, 2, 20, 20));
			JTextField text1 = new JTextField();
			panel.add(text1);

			frame.getContentPane().add(panel);

			Person person = new Person("djo");

			/* ---------- Start Swing Binding ---------- */

			SwingRealm.createDefault();
			Realm realm = SwingObservables.getRealm();
			DataBindingContext context = new DataBindingContext(realm);

			// Bind JavaBean User name getter/setter (java.lang.String) with
			// Swing JTextField.
			context.bindValue(SwingObservables.observeText(text1,
					SwingEventConstants.Modify), DOMObservables
					.observeAttrValue(input, "value", null), null, null);

			/* ---------- End Swing Binding ---------- */

			frame.pack();
			frame.setVisible(true);
		} catch (Exception e) {
			e.printStackTrace();
		}
	}
}