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ÏÂÃæ°üº¬ÁËÁ½¸ö³ÌÐò WriteFriendsInfo£¬ºÍ ReadFriendsInfo¡£
1.WriteFriendsInfo °üº¬ÁËн¨xmlºÍÐ޸ģ¬É¾³ýxml½ÚµãµÄ·½·¨
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    WriteFriendsInfo ÖÐÐ޸Ľڵã²ÉÓõķ½Ê½ÊÇɾ³ý½Úµã£¬È»ºó°ÑеĽڵãд½øÈ¥¡£ÔÚ²»¶Ô¶ÁдҪÇóºÜ´óµÄÇé¿öÏ£¬ÕâÑù×ö±È½Ï¼òµ¥¡£
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   Ð´Èë´øÖÐÎÄµÄ Document µ½xmlÎı¾
            OutputFormat format = OutputFormat.createPrettyPrint();           
            format.setEncoding("UTF-8");           
            output = new XMLWriter(new FileWriter(new File("/kb2.xml")),format);
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        ÎÒÔ­À´ÊÇÕâôдµÄ£ºdocument = saxReader.read(new File("/kb2.xml"));
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             FileReader fr= new FileReader(new File("/kb2.xml"));
            document = saxReader.read(fr);
2.ReadFriendsInfo µÄ×÷ÓÃÊǶÁxmlÊý¾Ý·ÅÈë×Ô¶¨ÒåµÄÊý¾Ý½á¹¹¡£
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  package com.soulnew.netbeansmessage;
import org.dom4j.Document;
import org.dom4j.DocumentHelper;
import org.dom4j.Element;
import org.dom4j.io.XMLWriter;
import java.io.*;
import java.util.Iterator;
import java.util.List;
import org.dom4j.io.OutputFormat;
public class WriteFriendsInfo{
   
    String filename="/kb2.xml";
   
    public void setFilename(String filename) {
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Integration with the XML Data Type

Integration with the XML Data Type
With the introduction of the XML data type, we wanted to also give FOR XML the ability to generate an instance of XML directly (more precisely, it generates a single row, single column rowset where the cell contains the XML data type instance).
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