jdom解析XML 中文

 

public void build() throws HsException {
        try {
            SAXBuilder sb = new SAXBuilder();
            String xml = this.headDtd+this.rootDtd;
            debug(xml);
            doc = sb.build(new StringReader(xml));
            root = doc.getRootElement();
        } catch (Exception e) {
            throw new HsException(HsErrorMsg.FILE_ERROR, "默认创建xml文档失败:"
                    + e.getMessage(), e);
        }
    }

    /**
     * 把xml结构的文件初始化到JdomXml
     * @param 文件对象
     * @return
     */
    public void build(File file) throws HsException {
        try {
            SAXBuilder sb = new SAXBuilder();
            doc = sb.build(file);
            root = doc.getRootElement();
        } catch (Exception e) {
            throw new HsException(HsErrorMsg.FILE_ERROR, "读取文件,创建xml文档失败:"
                    + e.getMessage(), e);
        }
    }

    /**
     * 把字节流的xml结构初始化到JdomXml对象中
     * @param InputStream字节流
     * @return
     */
    public void build(InputStream in) throws HsException {
        try {
            SAXBuilder sb = new SAXBuilder();
            doc = sb.build(in);
            root = doc.getRootElement();
        } catch (Exception e) {
            throw new HsException(HsErrorMsg.FILE_ERROR, "读取IO字节流,创建xml文档失败:"
                    + e.getMessage(), e);
        }
    }

    /**
     * 把字符流的xml结构初始化到JdomXml对象中
     * @param Reader字符流
     * @return
     */
    public void build(Reader reader) throws HsException {
        try {
            SAXBuilder sb = new SAXBuilder();
            doc = sb.build(reader);
            root = doc.getRootElement();
        } catch (Exception e) {
            throw new HsException(HsErrorMsg.FILE_ERROR, "读取IO字符流,创建xml文档失败:"
                    + e.getMessage(), e);
        }
    }

    /**
     * 把xml结构的字符串初始化到JdomXml对象中
     * @param xml的字符串
     * @return
     */
    public void build(String strDoc) throws HsException {
        try {
            SAXBuilder sb = new SAXBuilder();
            doc = sb.build(new StringReader(strDoc));
            root = doc.getRootElement();
        } catch (Exception e) {
            throw new HsException(HsErrorMsg.FILE_ERROR, "字符串初始化,创建xml文档失败:"
                    + e.getMessage(), e);
        }
    }

 

 

package com.xml.jdom.test;

import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.transform.OutputKeys;
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.dom.DOMSource;
import javax.xml.transform.stream.StreamResult;

import org.w3c.dom.Document;
import org.w3c.dom.Element;

public class DOMTest {
    private String inFile = "d:\\people.xml";
    private String outFile = "d:\\people.xml";
    public static void main(String[] args){
        new DOMTest();
    }
    public DOMTest(){
        try{
            DocumentBuilder builder=DocumentBuilderFactory.newInstance().newDocumentBuilder();
            Document doc = builder.newDocument();
            Element root = doc.createElement("老师");
            Element wang = doc.createElement("王");
            Element liu = doc.createElement("刘");
            wang.appendChild(doc.createTextNode("我是王老师"));
            root.appendChild(wang);
            doc.appendChild(root);
            Transformer transformer = TransformerFactory.newInstance().newTransformer();
            transformer.setOutputProperty(OutputKeys.ENCODING, "gb2312");
            transformer.setOutputProperty(OutputKeys.INDENT, "yes");
            transformer.transform(new DOMSource(doc), new StreamResult(outFile));
        }catch(Exception e){
            System.out.println(e.getMessage());
        }
    }
}

 

<?xml version="1.0" endoding="gb2312" ?>
<person>
    <name>王小明</name>
    <college>计算机科学与技术学院</college>
    <telephone>666888</telephone>
    <notes>男,1989年生</notes>
</person>
package com.xml.test;

import java.util.Hashtable;

import org.xml.sax.*;

public class SAXHandler extends HandlerBase{
    private Hashtable table = new Hashtable();
    private String currentElement = null;
    private String currentValue= null;
    public void setTable(Hashtable table){
        this.table = table;
    }
    public Hashtable getTable(){
        return table;
    }
    public void startElement(String tag,AttributeList attrs) throws SAXException{
        currentElement = tag;
    }
    public void characters(char[] ch,int start,int length)throws SAXException{
        currentValue = new String(ch,start,length);
    }
    public void endElement(String name)throws SAXException{
        if(currentElement.equals(name))
            table.put(currentElement, currentValue);
    }
    
}
<%@ page language="java" import="java.util.*" pageEncoding="GB2312" contentType="text/html;charset=GB2312"%>
<%//@ page errorPage="ErrPage.jsp"%>
<%@ page import="java.io.*" %>
<%@ page import="java.util.Hashtable" %>
<%@ page import="org.w3c.dom.*" %>
<%@ page import="org.xml.sax.*" %>
<%@ page import="javax.xml.parsers.SAXParserFactory" %>
<%@ page import="javax.xml.parsers.SAXParser" %>
<%@ page import="com.xml.test.SAXHandler" %>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
    <base href="<%=basePath%>">
    
    <title>剖析XML文件people.xml</title>
    
    <meta http-equiv="pragma" content="no-cache">
    <meta http-equiv="cache-control" content="no-cache">
    <meta http-equiv="expires" content="0">    
    <meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
    <meta http-equiv="description" content="This is my page">
    <!--
    <link rel="stylesheet" type="text/css" href="styles.css">
    -->

  </head>
  
  <body>
    <% 
        String filename = "d:\\people.xml";
        File file = new File(filename); 
        FileReader reader = new FileReader(file);
        Parser parser;
        SAXParserFactory spf = SAXParserFactory.newInstance();
        SAXParser sp = spf.newSAXParser();
        SAXHandler handler = new SAXHandler();
        sp.parse(new InputSource(reader),handler);
        Hashtable hashTable = handler.getTable();
        
    %>
    <table border=2>
        <caption>信息表</caption>
        <tr>
            <td>姓名</td>
            <td><%= (String)hashTable.get(new String("name")) %></td>
        </tr>
        <tr>
            <td>学院</td>
            <td><%= (String)hashTable.get(new String("college")) %></td>
        </tr>
        <tr>
            <td>电话</td>
            <td><%= (String)hashTable.get(new String("telephone")) %></td>
        </tr>
        <tr>
            <td>备注</td>
            <td><%= (String)hashTable.get(new String("notes")) %></td>
        </tr>
    </table>
  </body> 
</html>

 

posted @ 2013-03-23 11:43 残星 阅读(...) 评论(...) 编辑 收藏