使用java解析XML文件

package com.steven.tool;

import java.io.IOException;

import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;

import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import org.xml.sax.SAXException;

public class XmlParse {

 public static void main(String[] args) throws ParserConfigurationException,
   SAXException, IOException {

  DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();

  DocumentBuilder db = dbf.newDocumentBuilder();

  Document doc = db.parse(Thread.currentThread().getContextClassLoader()
    .getResourceAsStream("xml/data.xml"));

  NodeList nodeList = doc.getElementsByTagName("Code");
  for (int i = 0; i < nodeList.getLength(); i++) {
   Node node = nodeList.item(i);
   System.out.println(node.getFirstChild().getNodeValue());
  }

  NodeList nl = doc.getElementsByTagName("database");
  if (nl.getLength() > 0) {
   Element element = (Element) nl.item(0);

   NodeList childNodes = element.getChildNodes();
   for (int i = 0; i < childNodes.getLength(); i++) {
    Node item = childNodes.item(i);
    
    
    if (item.getNodeType() == Node.ELEMENT_NODE
      && item.getNodeName().equals("driverClass")) {
     System.out.println(item.getNodeName());
     System.out.println("ok:"
       + item.getFirstChild().getNodeValue());
    }
   }
  }

 }

}