dom4jtest.java

孙鑫JAVA从入门到精通配套练习程序。所有程序都实际运行过

import java.io.FileWriter;
import java.io.IOException;

import org.dom4j.*;
import org.dom4j.io.OutputFormat;
import org.dom4j.io.XMLWriter;

public class Dom4jTest 
{

	
	public static void main(String[] args) 
	{
		//创建文档对象，添加处理指令和跟节点
		Document doc = DocumentHelper.createDocument();
		doc.addProcessingInstruction("xml-stylesheet","type='text/xsl' href='students.xsl'");
		Element root=doc.addElement("students");
		//添加根元素下的其它元素结点
		//添加学生信息1
		Element eltStu1 = root.addElement("student");
		Element eltName1 = eltStu1.addElement("name");
		Element eltAge1 = eltStu1.addElement("age");
		eltStu1.addAttribute("sn","01");
		eltName1.setText("张三");
		eltAge1.setText("18");
		//添加学生信息2
		Element eltStu2 = root.addElement("student");
		Element eltName2 = eltStu2.addElement("name");
		Element eltAge2 = eltStu2.addElement("age");
		eltStu2.addAttribute("sn","02");
		eltName2.setText("李四");
		eltAge2.setText("28");
		//创建输出格式对象并设置
		OutputFormat outFmt=new OutputFormat("    ",true);
		outFmt.setEncoding("gb2312");
		//输出到XML文档
		try
		{
			XMLWriter xmlOut = new XMLWriter(new FileWriter("students.xml"),outFmt);
			xmlOut.write(doc);
			xmlOut.flush();
		}
		catch (IOException e)
		{
			// TODO 自动生成 catch 块
			e.printStackTrace();
		}
	}
}