userorderservlet.java

jsp+servlet网上购物,是一个实现mvc的网站

package com.ebook.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 javax.servlet.http.HttpSession;
import com.ebook.Entity.*;
import com.ebook.Util.*;
import com.ebook.impl.*;
import java.util.*;
/**
 *
 * @author 隆科
 */
public class UserOrderServlet extends HttpServlet {
   
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
           String action=request.getParameter("action");
                if(action.equals("showmyorder"))
                {
        showMyorder(request, response);
                }
        if(action.equals("orderinfo"))
        {
            OrderInfo(request,response);
        }
        else
        {
        }
     
       
    } 
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        doGet(request, response);
    }
    public void showMyorder(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException 
    {
           HttpSession session=request.getSession();
        User user=(User)session.getAttribute("user");
        if(user==null)
        {
            request.setAttribute("error", "对不起你还没有登录");
            request.getRequestDispatcher("error.jsp").forward(request, response);
            return;
        }
        OrderImpl oi=new OrderImpl(new JdbcCon().getCon());
        try {
            ArrayList list = oi.findOrder(user.getId());
            request.setAttribute("orderlist", list);
        } catch (Exception ex) {
      }
        request.getRequestDispatcher("userorder.jsp").forward(request, response);

    }
       public void OrderInfo(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException
     {
         try
         {
         int id=Integer.parseInt(request.getParameter("orderid"));
         OrderBookImpl ob=new OrderBookImpl(new JdbcCon().getCon());
         ArrayList list=ob.getBookOrder(id);
         request.setAttribute("orderlist", list);
         request.getRequestDispatcher("orderinfo.jsp").forward(request, response);
         }catch(Exception e){}
  
   }
    



}