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String xmlName = path + "/" + userName + ".xml";      
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        List firstNames = new ArrayList();      
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        List attrs = new ArrayList();      
        // ÉùÃ÷SAXReader      
        SAXReader saxReader = new SAXReader();      
        try {      
            Document doc = saxReader.read(xmlName);      
            // »ñµÃËùÓÐgrade=1µÄElementµÄtextµÄÖµ      
            String xpath = "/tree/item";      
            List list = doc.selectNodes(xpath);      
            Iterator it = list.iterator();      
            while (it.hasNext


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import javax.xml.parsers.DocumentBuilder;   
import javax.xml.parsers.DocumentBuilderFactory;   
  
import org.w3c.dom.Document;   
import org.w3c.dom.Element;   
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        lblValue.Text = string.Format("{0:C3}", 2);
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