getindexservlet.java

Ajax自动提示功能 实现类似google suggest的功能

/**
 *
 */
package cn.edu.auto;

import java.io.IOException;
import java.util.*;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;;



/**
 * @author Administrator
 *
 */
public class GetIndexServlet extends HttpServlet {
        public void doGet(HttpServletRequest request , HttpServletResponse response)
            throws IOException,ServletException{

                response.setContentType("text/xml;charset=gb2312");
                response.setHeader("Cache-Control","no-cache");
                String param = (String) request.getParameter("param");

                param = new String(param.getBytes("ISO8859_1"),"GB2312");
                ArrayList alist = new ArrayList();

                try{
                        alist = (new IndexManager()).getManagerList(param);
                }catch(Exception e){

                }

                String xml = "<?xml version=\"1.0\" encoding=\"GB2312\"?>";
                xml += "<message>";
                Iterator iter = alist.iterator();
                String content;

                while(iter.hasNext()){
                        Gindex gindex = (Gindex) iter.next();
                        content = gindex.getContent();
                        xml += "<info>" + content + "</info>";
                }
                xml += "</message>";
                System.out.println(xml);
                response.getWriter().write(xml);
        }

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