请问XFire输出的XML里面如何去掉那些烦人的xmlns

先把属性依次拿出来，这样就可以判定我要留下什么了，
就像这样（要留下什么你自己改下）package com.conxml;
import org.jdom.input.*;
import org.jdom.*;
import java.util.*;public class ReadAllXML {
public void  ReadXML1()  throws Exception {

 SAXBuilder builder = new SAXBuilder();         Document read_doc = builder.build("struts-config.xml");         Element stu = read_doc.getRootElement();
        
        System.out.println("根元素:"+stu.getName());
        
       // List list=null;
        List lchildren=stu.getChildren();
        
        Element oneLevelDeep=null;
        
        Element towLevelDeep=null;
        
        Element threeLevelDeep=null;
        
        Element foreLevelDeep=null;
        
        Iterator itr = (lchildren).iterator();
        
        while(itr.hasNext()) {
        
          oneLevelDeep = (Element)itr.next();
          
          System.out.println("第一层子元素(根的直接子)"+oneLevelDeep.getName());
          System.out.println(oneLevelDeep.getName()+"的属性"+oneLevelDeep.getAttributes());          
          //List l1= stu.getChildren("first");
//           List l1=oneLevelDeep.getAttributes();
//           Iterator itrl1 = (l1).iterator();
//           while(itrl1.hasNext()) {
//            Element e = (Element)itrl1.next();
//            System.out.println(e.getName());
//           }
//           for(int i = 0;i < l1.size();i++) {
//
//             Element e = (Element)l1.get(i);
//             System.out.println(e.getName());
//             String str_number = e.getAttributeValue(e.getName());
//             System.out.println(str_number);
//           }      
          //System.out.println(stu.getAttributeValue(oneLevelDeep.getName()));
          
          System.out.println("值:"+stu.getChildText(oneLevelDeep.getName()));
          
          List towchildren = oneLevelDeep.getChildren();
          
          Iterator itr1 = (towchildren).iterator();
          
        while(itr1.hasNext()) {
        
          towLevelDeep = (Element)itr1.next();
          
          System.out.println("第2层子元素"+towLevelDeep.getName());
          System.out.println(towLevelDeep.getName()+"的属性"+towLevelDeep.getAttributes());
          
          System.out.println("值:"+oneLevelDeep.getChildText(towLevelDeep.getName()));
          
          List threechild = towLevelDeep.getChildren();
          
          Iterator itr2 = (threechild).iterator();
          
          while(itr2.hasNext()) {
           
           threeLevelDeep= (Element)itr2.next();
           
           System.out.println("第3层子元素"+threeLevelDeep.getName());
           
           System.out.println(threeLevelDeep.getName()+"的属性"+threeLevelDeep.getAttributes());
           
           System.out.println("值:"+towLevelDeep.getChildText(threeLevelDeep.getName()));
           
          List forechild = threeLevelDeep.getChildren();
          
          Iterator itr3 = (forechild).iterator();
          
          while(itr3.hasNext()) {
           
           foreLevelDeep= (Element)itr3.next();
           
           System.out.println("第4层子元素"+foreLevelDeep.getName());
           
           System.out.println(foreLevelDeep.getName()+"的属性"+foreLevelDeep.getAttributes());    
           
           System.out.println("值:"+threeLevelDeep.getChildText(foreLevelDeep.getName()));
           
           List fivechild = threeLevelDeep.getChildren();
          }
          }
        }
        }
}

public static void main(String[] args) throws Exception { ReadAllXML rx = new ReadAllXML();

rx.ReadXML1();
       }
}