{filelink=8546}

/***** Code de MesExemples.com *******/
/**
 * @(#)XMLDOMSubTreeReader.java
 *
 *
 * @author 
 *sakoba(java.mesexemples.com) @version 1.00 2013/7/5
 */

import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.NodeList;
import java.io.File;
import javax.xml.parsers.DocumentBuilderFactory;

public class XMLDOMSubTreeReader
 {
  public static void main(String[] argv) throws Exception {
    DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
    factory.setValidating(true);

    factory.setExpandEntityReferences(false);

    Document doc = factory.newDocumentBuilder().parse(new File("test.xml"));
    NodeList list = doc.getElementsByTagName("note");
    Element element = (Element) list.item(0);

    Element dup = (Element) element.cloneNode(true);

    element.getParentNode().insertBefore(dup, element.getNextSibling());
  }
}

Code testé avec le fichier XML Suivant

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