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FinalProject/AdminGoodsListServlet.java

62 lines
2.0 KiB

package servlet;
import model.Page;
import service.GoodsService;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
@WebServlet(name = "admin_goods_list",urlPatterns = "/admin/goods_list")
public class AdminGoodsListServlet extends HttpServlet {
private GoodsService gService = new GoodsService();
/**
* @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
*/
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
int type = 0;//推荐类型
if(request.getParameter("type") != null) {
type=Integer.parseInt(request.getParameter("type") ) ;
}
int pageNumber = 1;
if(request.getParameter("pageNumber") != null) {
try {
pageNumber=Integer.parseInt(request.getParameter("pageNumber") ) ;
}
catch (Exception e)
{
}
}
if(pageNumber<=0)
pageNumber=1;
Page p = gService.getGoodsRecommendPage(type, pageNumber);
if(p.getTotalPage()==0)
{
p.setTotalPage(1);
p.setPageNumber(1);
}
else {
if(pageNumber>=p.getTotalPage()+1)
{
p = gService.getGoodsRecommendPage(type, pageNumber);
}
}
request.setAttribute("p", p);
request.setAttribute("type", type);
request.getRequestDispatcher("/admin/goods_list.jsp").forward(request, response);
}
/**
* @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
*/
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
// TODO Auto-generated method stub
doGet(request, response);
}
}