<object>

     <栏目>李树鹏</栏目>

     <request_day>22</request_day>

     <day>22</day>

     <name>tttt</name>

 </object>

 import java.io.StringReader;

 import java.util.ArrayList;

 import java.util.LinkedHashMap;

 import java.util.List;

 import java.util.Map;

 import org.apache.commons.lang.StringUtils;

 import org.apache.log4j.Logger;

 import org.dom4j.Document;

 import org.dom4j.DocumentException;

 import org.dom4j.DocumentHelper;

 import org.dom4j.Element;

 import org.dom4j.io.SAXReader;

 public class XMLValueObject implements java.io.Serializable {

     private static final long serialVersionUID = -3163892375347045824L;

     private static Logger logger = Logger.getLogger(XMLValueObject.class);

     private Map<String, List<String>> map;

     public XMLValueObject() {

         map = new LinkedHashMap<String, List<String>>();

     }

     public void put(String key, String value) {

         if (value == null) {

             return;

         }

         List<String> list = map.get(key);

         if (list == null) {

             list = new ArrayList<String>();

             map.put(key, list);

         }

         list.removeAll(list);

         list.add(value);

     }

     public void put(String key, String[] values) {

         if (values == null || values.length == 0) {

             return;

         }

         List<String> list = map.get(key);

         if (list == null) {

             list = new ArrayList<String>();

             map.put(key, list);

         }

         for (String value : values) {

             list.add(value);

         }

     }

     public Object get(String key) {

         List<String> list = map.get(key);

         return list == null || list.isEmpty() ? null : list.get(0);

     }

     public Object[] getArray(String key) {

         List<String> list = map.get(key);

         return list == null ? new String[0] : list.toArray(new String[0]);

     }

     @SuppressWarnings("unchecked")

     public void fromXML(String xml) {

      try{

          if (StringUtils.isEmpty(xml)) {

              return;

          }

         StringReader in = new StringReader(xml);

         SAXReader reader = new SAXReader(false);

         Document doc = null;

         try {

             doc = reader.read(in);

         }

         catch (DocumentException e) {

             logger.error("Could not read XML[" + xml + "]", e);

         }

         finally {

             in.close();

         }

         Element root = doc.getRootElement();

         List<Element> children = (List<Element>) root.elements();

         for (Element child : children) {

             put(child.getName(), child.getText());

         } 

      }catch(Exception e)

      {

          //System.out.print("错误"+e.getMessage()+"："+xml);

          e.printStackTrace();

      }

     }

     public String toXML() {

         Document doc = DocumentHelper.createDocument();

         Element root = doc.addElement("object");

         //root.addAttribute("class", XMLValueObject.class.getName());

         for (Map.Entry<String, List<String>> entry : map.entrySet()) {

             String key = entry.getKey();

             List<String> list = entry.getValue();

             for (String value : list) {

                 Element child = root.addElement(key);

                 child.addText(value);

             }

         }

         return doc.asXML();

     }

     public Map<String, List<String>> getMap() {

         return map;

     }

     public void setMap(Map<String, List<String>> map) {

         this.map = map;

     }

 }

 public static void main(String[] args) {

         XMLValueObject vo = new XMLValueObject();

         vo.fromXML("<object><栏目>李树鹏</栏目><request_day>22</request_day><day>22</day><name>tttt</name></object>");

         System.out.println(vo.get("栏目"));

         vo.put("temp", "1212");

         System.out.println(vo.toXML());

     }