首先我们给出一段示例程序：
import
java.io.File;
import
java.io.FileWriter;
import
java.util.Iterator;
import
org.dom4j.Document;
import
org.dom4j.DocumentHelper;
import
org.dom4j.Element;
import
org.dom4j.io.OutputFormat;
import
org.dom4j.io.SAXReader;
import
org.dom4j.io.XMLWriter;
public
class
DOM4JTest
{
/** */
/**
*/
/** */
/**
*/
/** */
/**
*/
/** */
/**
* DOM4J读写XML示例
*
*
@param
args
*
@throws
Exception
*/
public
static
void
main(String[] args)
{
try
{
XMLWriter writer
=
null
;
//
声明写XML的对象
SAXReader reader
=
new
SAXReader();
OutputFormat format
=
OutputFormat.createPrettyPrint();
format.setEncoding(
"
GBK
"
);
//
设置XML文件的编码格式
String filePath
=
"
d:\\student.xml
"
;
File file
=
new
File(filePath);
if
(file.exi
<?xml version="1.0" encoding="UTF-8"?>
<projects>
<node Country="暗暗啊" Gold="10" Silver="20" Bronze="30"/>
<node Country="白斑病" Gold="30" Silver="20" Bronze="10"/>
<node Country="常常厂" Gold="20" Silver="40" Bronze="60"/>
<node Country="赌东道" Gold="5 ......
