package com.kpsh.myself;
import java.io.File;
import java.io.FileInputStream;
import
java.util.List;
import javax.xml.parsers.DocumentBuilder;
import
javax.xml.parsers.DocumentBuilderFactory;
import org.dom4j.Document;
import org.dom4j.DocumentHelper;
import
org.dom4j.Element;
import org.w3c.dom.NodeList;
import com.opensymphony.xwork2.ActionSupport;
public class DoAction extends ActionSupport{
public static void
queryXml(){
try{
//得到DOM解析器的工厂实例
DocumentBuilderFactory dbFactory =
DocumentBuilderFactory.newInstance();
//从DOM工厂中获得DOM解析器
DocumentBuilder dbBuilder =
dbFactory.newDocumentBuilder();
//把要解析的xml文档读入DOM解析器
//org.w3c.dom.Document doc =
dbBuilder.parse("src/school.xml");
//System.out.println("处理该文档的DomImplementation对象 = "+
doc.getImplementation());
//得到文档名称为Student的元素的节点列表
//NodeList nList =
doc.getElementsByTagName("Student");
//遍历该集合,显示结合中的元素及其子元素的名字
/* for(int i = 0; i< nList.getLength() ; i
++){
Element node =
(Element)nList.item(i);
System.out.println("Name: "+
node.getElementsByTagName("Name").item(0).getFirstChild().getNodeValue());
System.out.println("Num: "+
node.getElementsByTagName("Num").item(0).getFirstChild().getNodeValue());
System.out.println("Address: "+
node.getElementsByTagName("Address").item(0).getFirstChild().getNodeValue());
System.out.println("Tel: "+
node.getElementsByTagName("Tel").item(0).getFirstChild().getNodeValue());
}*/
File file = new
File("src/test.xml");
FileInputStream fs = new
FileInputStream(file);
byte[] data = new byte[(int)
file.length()];
fs.read(data);
fs.close();
Document
dom = DocumentHelper.parseText(new String(data, "UTF-8"));
if(dom != null){
Element root =
dom.getRootElement();
/* if
("ip-filter".equals(root.getName())) {
Element
web_ip = root.element("web_ip");
if (web_ip !=
null)
{
System.out.println(web_ip.getTextTrim());
}
Element
cooee_ip = root.element("cooee_ip");
if
(cooee_ip != null) {
List<Element>
ips = cooee_ip.elements();
for (Element e
: ips)
{
System.out.println(e.getTextTrim());
}
}
}*/
if
("Test".equals(root.getName())) {
Element stu =
root.element("Student");
if (stu != null)
{
List<Element> ips =
stu.elements();
for (Element e : ips)
{
System.out.println(e.getTextTrim());
}
}
}
}
}catch (Exception e)
{
// TODO:
handle
exception
e.printStackTrace();
}
}
public String execute() throws
Exception
{
//读取
DoAction.queryXml();
ParseXML.createXMLFile();
return
SUCCESS;
}
}
原文地址:http://www.cnblogs.com/qihuan/p/3699859.html