xml与对象的转换

1 String str = “xmlg格式的标签”

           

自定义对象 A A中封装的属性为xml中的标签

 MonitorShowUtil monitorShowUtil=MonitorShowUtil.getInstance();

MonitorShowUtil ：

public class MonitorShowUtil {
                              private static MonitorShowUtil _self=new MonitorShowUtil();
 
                             private XStream monitorShowXStream = new XStream(new DomDriver("utf-8"));
 {
  
  monitorShowXStream.alias("config", MonitorShowPageVO.class);//为MonitorShowPageVO类创建别名config
  monitorShowXStream.alias("serviceVO", ServiceVO.class);
  monitorShowXStream.alias("gridVO", GridVO.class);
  
 }
 public static MonitorShowUtil getInstance() {
  return _self;
 }
 /**
  * 转换为XML
  * @param obj
  *   对象
  * @return
  */
 public String monitorShowXStreamToXml(Object obj){
  return monitorShowXStream.toXML(obj);
 }
 /**
  * 转换为对象
  * @param xml
  *   XML
  * @return
  */
 public Object monitorShowXStreamFromXml(String xml){
  return monitorShowXStream.fromXML(xml);
 }
}

  A  a=(A)monitorShowUtil.monitorShowXStreamFromXml(str);//把xml文件转为了自定义的对象