getscoreservlet.java

征服ajax＋lucene书籍各章节源代码ajax部分

/*
 * 创建日期 2006-3-12
 *
 * TODO 要更改此生成的文件的模板，请转至
 * 窗口 － 首选项 － Java － 代码样式 － 代码模板
 */
package cn.edu.bit.servlet;

import java.io.IOException;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import cn.edu.bit.business.StuInfoManager;
import cn.edu.bit.object.StuInfo;

import java.util.*;

/**
 * @author sun
 * 
 * TODO 要更改此生成的类型注释的模板，请转至 窗口 － 首选项 － Java － 代码样式 － 代码模板
 */
public class GetScoreServlet extends HttpServlet {

	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws IOException, ServletException {

		response.setContentType("text/xml;charset=UTF-8");

		response.setHeader("Cache-Control", "no-cache");

		String min = (String) request.getParameter("min");

		String max = (String) request.getParameter("max");

		StuInfoManager sim = new StuInfoManager();

		ArrayList al = sim.getStuInfo(min, max);

		Iterator iter = al.iterator();

		StuInfo si = new StuInfo();

		String xml = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>";

		xml += "<message>";

		while (iter.hasNext()) {
			si = (StuInfo) iter.next();

			xml += "<info>";
			xml += "<no>" + si.getStuNo() + "</no>";
			xml+= "<name>"+si.getStuName()+"</name>";
			xml+= "<grade>"+si.getStuScore()+"</grade>";
			xml+="</info>";

		}
		
		xml+="</message>";

		response.getWriter().write(xml);
	}

	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws IOException, ServletException {
		doGet(request, response);
	}
}