managefoodaction.java

一个jsp的课程设计：电子商务网站

package shopManage;

import java.io.*;
import java.net.*;
import java.util.ArrayList;
import java.util.Iterator;

import javax.servlet.*;
import javax.servlet.http.*;
import shopManage.PageDataBean;
import shopManage.FoodPageLog;
import shopManage.ListFoodInfoBean;
/**
 *
 * @author liehuo
 * @version
 */
public class ManageFoodAction extends HttpServlet {
    
    /** Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     */
    protected void processRequest (HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        response.setContentType ("text/html;charset=UTF-8"); 
        request.setCharacterEncoding("UTF-8");
        PrintWriter out = response.getWriter ();
        HttpSession session = request.getSession(true);
        PageDataBean pagedata = new PageDataBean();              
        try{
                FoodPageLog fpg = new FoodPageLog();
                pagedata = fpg.getPageData((String)request.getParameter("jumpPage"));
//                System.out.println ("当前页是"+pagedata.getCurPage ());
//                System.out.println("每行显示"+pagedata.getRowsPerPage ());
//                ArrayList al = pagedata.getData ();
//                Iterator itr = al.iterator ();
//                while(itr.hasNext ()){
//                    ListFoodInfoBean lf = (ListFoodInfoBean)itr.next ();
//                    System.out.println ("老板为:"+lf.getFoodBoss ());
//                }
        }catch(Exception e) {
             //   out.println ("错误");
                System.out.println(e);
        }
      //  session.setAttribute ("pagedata",pagedata);
        request.setAttribute("pagedata",pagedata);
        RequestDispatcher dispatcher = request.getRequestDispatcher("/admin/manageShop.jsp");
        dispatcher.forward (request,response);
        out.close ();
    }
    
    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     */
    protected void doGet (HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest (request, response);
    }
    
    /** Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     */
    protected void doPost (HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest (request, response);
    }
    
    /** Returns a short description of the servlet.
     */
    public String getServletInfo () {
        return "Short description";
    }
    // </editor-fold>
}