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1 package org.springframework.samples.jpetstore.web.struts;
2
3 import javax.servlet.http.HttpServletRequest  ;
4 import javax.servlet.http.HttpServletResponse ;
5
6 import org.apache.struts.action.ActionForm;
7 import org.apache.struts.action.ActionForward;
8 import org.apache.struts.action.ActionMapping;
9
10 import org.springframework.beans.support.PagedListHolder;
11 import org.springframework.samples.jpetstore.domain.Product;
12
13 public class ViewProductAction extends BaseAction {
14
15 public ActionForward execute(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception {
16 String productId = request.getParameter("productId");
17 if (productId != null) {
18 PagedListHolder itemList = new PagedListHolder(getPetStore().getItemListByProduct(productId));
19 itemList.setPageSize(4);
20 Product product = getPetStore().getProduct(productId);
21 request.getSession().setAttribute("ViewProductAction_itemList", itemList);
22 request.getSession().setAttribute("ViewProductAction_product", product);
23 request.setAttribute("itemList", itemList);
24 request.setAttribute("product", product);
25 }
26 else {
27 PagedListHolder itemList = (PagedListHolder) request.getSession().getAttribute("ViewProductAction_itemList");
28 Product product = (Product) request.getSession().getAttribute("ViewProductAction_product");
29 String page = request.getParameter("page");
30 if ("next".equals(page)) {
31 itemList.nextPage();
32 }
33 else if ("previous".equals(page)) {
34 itemList.previousPage();
35 }
36 request.setAttribute("itemList", itemList);
37 request.setAttribute("product", product);
38 }
39 return mapping.findForward("success");
40 }
41
42 }
43 |
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