引入ＪＤＯＭ包

package xml;

import java.io.ByteArrayOutputStream;
import java.io.IOException;

import org.jdom.Document;
import org.jdom.Element;
import org.jdom.output.XMLOutputter;

public class JdomXmlTest {
 public static void main(String[] args) {
  Element rootElement = new Element("user");
  Document myDocument = new Document(rootElement);
  Element items = new Element("items");
  Element item = new Element("item");
  item.addContent(new Element("id").addContent("11"));
  item.addContent(new Element("name").addContent("jessen"));
  item.addContent(new Element("sex").addContent("male"));
  items.addContent(item);
  rootElement.addContent(items);
  XMLOutputter utputter = new XMLOutputter();
  ByteArrayOutputStream byteRep = new ByteArrayOutputStream();
  try {
   outputter.output(myDocument, byteRep);
   System.out.println(byteRep.toString());
  } catch (IOException e) {
   // TODO Auto-generated catch block
   e.printStackTrace();
  }
 }
}