delgoodsservlet.java~12~

JBuilder 2006 +SQL Server2000 +JavaBean+JSP开发的宠物医院管理系统

package com.pet.shop.action;

import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;
import java.util.*;
import com.pet.shop.model.DTO.GoodsBean;
import com.pet.shop.model.DAO.ShopDao;
import com.pet.shop.model.DAO.impl.Shopimpl;

public class DelGoodsServlet extends HttpServlet {
    private static final String CONTENT_TYPE = "text/html; charset=GB2312";

    //Initialize global variables
    public void init() throws ServletException {
    }

    //Process the HTTP Get request
    public void doGet(HttpServletRequest request, HttpServletResponse response) throws
            ServletException, IOException {
        response.setContentType(CONTENT_TYPE);
        PrintWriter out = response.getWriter();
        HttpSession  session = request.getSession();
        String sgid = request.getParameter("gid");
        int gid = Integer.parseInt(sgid);
        ArrayList arrayList = (ArrayList)session.getAttribute("buygoods");
        GoodsBean goods =null;
        float money=0;
        for (int i = 0; i < arrayList.size(); i++) {
            goods = (GoodsBean)arrayList.get(i);
            if(gid == goods.getGID()){
                arrayList.remove(goods);
                session.setAttribute("buygoods",arrayList);
            }
        }
        ArrayList arrayList1 = (ArrayList)session.getAttribute("buygoods");
        for (int i = 0; i < arrayList1.size(); i++) {
            money = money + goods.getCprice()*goods.getNum();
        }
        session.setAttribute("money",Float.toString(money));
        request.getRequestDispatcher("shoping.jsp").forward(request,response);
        out.close();
    }

    //Process the HTTP Post request
    public void doPost(HttpServletRequest request, HttpServletResponse response) throws
            ServletException, IOException {
        doGet(request, response);
    }

    //Clean up resources
    public void destroy() {
    }
}