获得mysql内容，生成xml文件，另外，为了webservice发送

<xyt><news id><url></url><title></title>

          </news></xyt>

package com.service;import java.io.FileOutputStream;import java.io.IOException;import java.sql.*;import org.jdom.*;import org.jdom.output.XMLOutputter;public class NewsImpl implements NewsInterface{public String GetNews(int StartPage, int EndPage){// 创建根节点 list;Element root = new Element("xyt");// 根节点加入到文档中；Document Doc = new Document(root);Connection conn = null;Statement stmt = null ;// 此处 for 循环可替换成 遍历 数据库表的结果集操作;try {Class.forName("org.gjt.mm.mysql.Driver").newInstance();String url_connect ="jdbc:mysql://localhost/nxu_life?user=root&password=12345&useUnicode=true&characterEncoding=gb2312";//first为你的数据库名try {conn = DriverManager.getConnection(url_connect);} catch (SQLException e0) {// TODO Auto-generated catch blocke0.printStackTrace();}try {stmt = conn.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE,ResultSet.CONCUR_UPDATABLE);} catch (SQLException e00) {// TODO Auto-generated catch blocke00.printStackTrace();}String sql="select page_id,title,url,publishtime,page,department from news where page_id>="+StartPage+" and page_id<="+EndPage;try {ResultSet rs=stmt.executeQuery(sql);while(rs.next()){String page_id=rs.getString("page_id");String title=rs.getString("title");String url=rs.getString("url");String publishtime=rs.getString("publishtime");String page=rs.getString("page");String department=rs.getString("department");// 创建节点 user;Element elements = new Element("news");// 给 user 节点加入属性 id;elements.setAttribute("id",page_id);// 给 user 节点加入子节点并赋值；// new Element("name")中的 "name" 替换成表中对应字段。setText("xuehui")中 "xuehui 替换成表中记录值；elements.addContent(new Element("url").setText(url));elements.addContent(new Element("title").setText(title));elements.addContent(new Element("publishtime").setText(publishtime));elements.addContent(new Element("page").setText(page));elements.addContent(new Element("department").setText(department));// 给父节点list加入user子节点;root.addContent(elements);}} catch (SQLException e) {// TODO Auto-generated catch blocke.printStackTrace();}} catch (InstantiationException e1) {// TODO Auto-generated catch blocke1.printStackTrace();} catch (IllegalAccessException e2) {// TODO Auto-generated catch blocke2.printStackTrace();} catch (ClassNotFoundException e3) {// TODO Auto-generated catch blocke3.printStackTrace();}XMLOutputter XMLOut = new XMLOutputter();String XMLString =XMLOut.outputString(Doc);return XMLString;//System.out.println( XMLString);}}