xml operation

package demo.oath ;
import org.jdom.* ;
/**
* <p>Title: </p>
*
* <p>Description: </p>
*
* <p>Copyright: Copyright (c) 2006</p>
*
* <p>Company: </p>
*
* @author not attributable
* @version 1.0
*/
public class AccountHelper
{
public final static String XML_ACCOUNT_ROOT = "DB" ;
public final static String XML_ACCOUNT_ACCOUNT = "Account" ;
public final static String XML_ACCOUNT_NAME = "name" ;
public final static String XML_ACCOUNT_INDEX = "index" ;
public final static String XML_ACCOUNT_PASSWORD = "passwd" ;
public final static String XML_ACCOUNT_COUNTER = "counter" ;
public final static String XML_ACCOUNT_LOCKED = "locked" ;
public final static String XML_ACCOUNT_COST = "cost";
public final static String XML_TTY_COUNTER = "tryCounter";
public static void main(String[] args) {
Element e=new Element("Account");
System.out.println(AccountHelper.Element2Account(e));
}
/**
* parst element to Account
* @param e
* @return
*/
public static Account Element2Account ( Element e )
{
System.out.println("AccountHelper.XML_TTY_COUNTER="+AccountHelper.XML_TTY_COUNTER);
String index = e.getChildText ( AccountHelper.XML_ACCOUNT_INDEX ) ;
String userName = e.getChildText ( AccountHelper.XML_ACCOUNT_NAME ) ;
String passwd = e.getChildText ( AccountHelper.XML_ACCOUNT_PASSWORD ) ;
String cost = e.getChildText(AccountHelper.XML_ACCOUNT_COST);
String tryCounter = e.getChildText(AccountHelper.XML_TTY_COUNTER);
System.out.println("tryCounter="+tryCounter);
System.out.println("-------------------------------------cost-------------------------");
System.out.println(cost);
System.out.println("--------------------------------------end");
String counter = e.getChildText ( AccountHelper.XML_ACCOUNT_COUNTER ) ;
int counterI=0