Java tutorial
/** * Most of the code in the Qalingo project is copyrighted Hoteia and licensed * under the Apache License Version 2.0 (release version 0.8.0) * http://www.apache.org/licenses/LICENSE-2.0 * * Copyright (c) Hoteia, 2012-2014 * http://www.hoteia.com - http://twitter.com/hoteia - contact@hoteia.com * */ package org.hoteia.qalingo.web.mvc.controller.customer; import java.util.List; import javax.servlet.http.HttpServletRequest; import org.apache.commons.lang.StringUtils; import org.hoteia.qalingo.core.Constants; import org.hoteia.qalingo.core.ModelConstants; import org.hoteia.qalingo.core.RequestConstants; import org.hoteia.qalingo.core.domain.Customer; import org.hoteia.qalingo.core.domain.OrderPurchase; import org.hoteia.qalingo.core.domain.enumtype.FoUrls; import org.hoteia.qalingo.core.fetchplan.customer.FetchPlanGraphCustomer; import org.hoteia.qalingo.core.service.OrderPurchaseService; import org.hoteia.qalingo.core.web.mvc.viewbean.OrderViewBean; import org.hoteia.qalingo.core.web.resolver.RequestData; import org.hoteia.qalingo.core.web.servlet.ModelAndViewThemeDevice; import org.hoteia.qalingo.core.web.servlet.view.RedirectView; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.beans.support.PagedListHolder; import org.springframework.stereotype.Controller; import org.springframework.ui.Model; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.servlet.ModelAndView; /** * */ @Controller("customerOrderController") public class CustomerOrderController extends AbstractCustomerController { private final Logger logger = LoggerFactory.getLogger(getClass()); @Autowired protected OrderPurchaseService orderPurchaseService; @RequestMapping(FoUrls.PERSONAL_ORDER_LIST_URL) public ModelAndView customerWishList(final HttpServletRequest request, final Model model) throws Exception { ModelAndViewThemeDevice modelAndView = new ModelAndViewThemeDevice(getCurrentVelocityPath(request), FoUrls.PERSONAL_ORDER_LIST.getVelocityPage()); final RequestData requestData = requestUtil.getRequestData(request); final Customer customer = requestData.getCustomer(); final Customer reloadedCustomer = customerService.getCustomerById(customer.getId(), FetchPlanGraphCustomer.fullCustomerFetchPlan()); List<OrderPurchase> orderPurchases = orderPurchaseService .findOrdersByCustomerId(reloadedCustomer.getId().toString()); if (orderPurchases != null && orderPurchases.size() > 0) { String url = requestUtil.getCurrentRequestUrl(request); String sessionKey = "PagedListHolder_Search_List_Product_" + request.getSession().getId(); String page = request.getParameter(Constants.PAGINATION_PAGE_PARAMETER); PagedListHolder<OrderViewBean> orderViewBeanPagedListHolder; if (StringUtils.isEmpty(page)) { orderViewBeanPagedListHolder = initList(request, sessionKey, orderPurchases, new PagedListHolder<OrderViewBean>()); } else { orderViewBeanPagedListHolder = (PagedListHolder) request.getSession().getAttribute(sessionKey); if (orderViewBeanPagedListHolder == null) { orderViewBeanPagedListHolder = initList(request, sessionKey, orderPurchases, orderViewBeanPagedListHolder); } int pageTarget = new Integer(page) - 1; int pageCurrent = orderViewBeanPagedListHolder.getPage(); if (pageCurrent < pageTarget) { for (int i = pageCurrent; i < pageTarget; i++) { orderViewBeanPagedListHolder.nextPage(); } } else if (pageCurrent > pageTarget) { for (int i = pageTarget; i < pageCurrent; i++) { orderViewBeanPagedListHolder.previousPage(); } } } model.addAttribute(Constants.PAGINATION_PAGE_URL, url); model.addAttribute(Constants.PAGINATION_PAGE_PAGED_LIST_HOLDER, orderViewBeanPagedListHolder); } Object[] params = { customer.getLastname(), customer.getFirstname() }; overrideDefaultPageTitle(request, modelAndView, FoUrls.PERSONAL_ORDER_LIST.getKey(), params); return modelAndView; } @RequestMapping(FoUrls.PERSONAL_ORDER_DETAILS_URL) public ModelAndView personalOrderDetails(final HttpServletRequest request, final Model model) throws Exception { ModelAndViewThemeDevice modelAndView = new ModelAndViewThemeDevice(getCurrentVelocityPath(request), FoUrls.PERSONAL_ORDER_DETAILS.getVelocityPage()); final RequestData requestData = requestUtil.getRequestData(request); final String orderPurchaseId = request.getParameter(RequestConstants.REQUEST_PARAMETER_ORDER_NUM); if (StringUtils.isNotEmpty(orderPurchaseId)) { final OrderPurchase orderPurchase = orderPurchaseService.getOrderByOrderNum(orderPurchaseId); if (orderPurchase != null) { // SANITY CHECK final Customer currentCustomer = requestData.getCustomer(); // WE RELOAD THE CUSTOMER FOR THE PERSISTANCE PROXY FILTER // IT AVOIDS LazyInitializationException: could not initialize proxy - no Session final Customer reloadedCustomer = customerService .getCustomerByLoginOrEmail(currentCustomer.getLogin()); List<OrderPurchase> orderPurchases = orderPurchaseService .findOrdersByCustomerId(reloadedCustomer.getId().toString()); if (orderPurchases.contains(orderPurchase)) { final OrderViewBean orderViewBean = frontofficeViewBeanFactory.buildViewBeanOrder(requestData, orderPurchase); modelAndView.addObject(ModelConstants.ORDER_VIEW_BEAN, orderViewBean); return modelAndView; } else { logger.warn("Customer, " + reloadedCustomer.getId() + "/" + reloadedCustomer.getEmail() + ", try to acces to a customer order, " + orderPurchaseId + ", which does not belong"); } } } final String url = requestUtil.getLastRequestUrl(request); return new ModelAndView(new RedirectView(url)); } protected PagedListHolder<OrderViewBean> initList(final HttpServletRequest request, final String sessionKey, final List<OrderPurchase> orders, PagedListHolder<OrderViewBean> orderViewBeanPagedListHolder) throws Exception { List<OrderViewBean> orderViewBeans = frontofficeViewBeanFactory .buildListViewBeanOrder(requestUtil.getRequestData(request), orders); orderViewBeanPagedListHolder = new PagedListHolder<OrderViewBean>(orderViewBeans); orderViewBeanPagedListHolder.setPageSize(Constants.PAGINATION_DEFAULT_PAGE_SIZE); request.getSession().setAttribute(sessionKey, orderViewBeanPagedListHolder); return orderViewBeanPagedListHolder; } }