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步骤 1 : 先运行,看到效果,再学习   
步骤 2 : 模仿和排错   
步骤 3 : 我的订单页   
步骤 4 : ForeServlet.bought()   
步骤 5 : bought.jsp   
步骤 6 : boughtPage.jsp   

步骤 1 :

先运行,看到效果,再学习

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完整的J2EE模仿天猫项目,使用J2SE、前端技术(包含所有前端jsp文件)、J2EE一整套技术栈, 从无到有涵盖全部147个知识点,475个开发步骤, 充实J2EE项目经验,为简历加上一个有吸引力的砝码.
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完整的J2EE模仿天猫项目,使用J2SE、前端技术(包含所有前端jsp文件)、J2EE一整套技术栈, 从无到有涵盖全部147个知识点,475个开发步骤, 充实J2EE项目经验,为简历加上一个有吸引力的砝码.
增值内容,点击购买
使用爬虫已经被系统记录,请勿使用爬虫,增大封号风险。 如果是误封 ,请联系站长,谢谢
增值内容,请先登录
完整的J2EE模仿天猫项目,使用J2SE、前端技术(包含所有前端jsp文件)、J2EE一整套技术栈, 从无到有涵盖全部147个知识点,475个开发步骤, 充实J2EE项目经验,为简历加上一个有吸引力的砝码.
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使用爬虫已经被系统记录,请勿使用爬虫,增大封号风险。 如果是误封 ,请联系站长,谢谢
我的订单页
步骤 4 :

ForeServlet.bought()

edit
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完整的J2EE模仿天猫项目,使用J2SE、前端技术(包含所有前端jsp文件)、J2EE一整套技术栈, 从无到有涵盖全部147个知识点,475个开发步骤, 充实J2EE项目经验,为简历加上一个有吸引力的砝码.
增值内容,点击购买
使用爬虫已经被系统记录,请勿使用爬虫,增大封号风险。 如果是误封 ,请联系站长,谢谢
public String bought(HttpServletRequest request, HttpServletResponse response, Page page) { User user =(User) request.getSession().getAttribute("user"); List<Order> os= orderDAO.list(user.getId(),OrderDAO.delete); orderItemDAO.fill(os); request.setAttribute("os", os); return "bought.jsp"; }
package tmall.servlet; import java.io.BufferedWriter; import java.io.PrintWriter; import java.text.SimpleDateFormat; import java.util.ArrayList; import java.util.Collections; import java.util.Date; import java.util.List; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.apache.commons.lang.math.RandomUtils; import org.springframework.web.util.HtmlUtils; import tmall.bean.Category; import tmall.bean.Order; import tmall.bean.OrderItem; import tmall.bean.Product; import tmall.bean.ProductImage; import tmall.bean.PropertyValue; import tmall.bean.Review; import tmall.bean.User; import tmall.comparator.ProductAllComparator; import tmall.comparator.ProductDateComparator; import tmall.comparator.ProductPriceComparator; import tmall.comparator.ProductReviewComparator; import tmall.comparator.ProductSaleCountComparator; import tmall.dao.CategoryDAO; import tmall.dao.OrderDAO; import tmall.dao.ProductDAO; import tmall.dao.ProductImageDAO; import tmall.util.Page; public class ForeServlet extends BaseForeServlet { public String home(HttpServletRequest request, HttpServletResponse response, Page page) { List<Category> cs= new CategoryDAO().list(); new ProductDAO().fill(cs); new ProductDAO().fillByRow(cs); request.setAttribute("cs", cs); return "home.jsp"; } public String register(HttpServletRequest request, HttpServletResponse response, Page page) { String name = request.getParameter("name"); String password = request.getParameter("password"); name = HtmlUtils.htmlEscape(name); System.out.println(name); boolean exist = userDAO.isExist(name); if(exist){ request.setAttribute("msg", "用户名已经被使用,不能使用"); return "register.jsp"; } User user = new User(); user.setName(name); user.setPassword(password); System.out.println(user.getName()); System.out.println(user.getPassword()); userDAO.add(user); return "@registerSuccess.jsp"; } public String login(HttpServletRequest request, HttpServletResponse response, Page page) { String name = request.getParameter("name"); name = HtmlUtils.htmlEscape(name); String password = request.getParameter("password"); User user = userDAO.get(name,password); if(null==user){ request.setAttribute("msg", "账号密码错误"); return "login.jsp"; } request.getSession().setAttribute("user", user); return "@forehome"; } public String product(HttpServletRequest request, HttpServletResponse response, Page page) { int pid = Integer.parseInt(request.getParameter("pid")); Product p = productDAO.get(pid); List<ProductImage> productSingleImages = productImageDAO.list(p, ProductImageDAO.type_single); List<ProductImage> productDetailImages = productImageDAO.list(p, ProductImageDAO.type_detail); p.setProductSingleImages(productSingleImages); p.setProductDetailImages(productDetailImages); List<PropertyValue> pvs = propertyValueDAO.list(p.getId()); List<Review> reviews = reviewDAO.list(p.getId()); productDAO.setSaleAndReviewNumber(p); request.setAttribute("reviews", reviews); request.setAttribute("p", p); request.setAttribute("pvs", pvs); return "product.jsp"; } public String logout(HttpServletRequest request, HttpServletResponse response, Page page) { request.getSession().removeAttribute("user"); return "@forehome"; } public String checkLogin(HttpServletRequest request, HttpServletResponse response, Page page) { User user =(User) request.getSession().getAttribute("user"); if(null!=user) return "%success"; return "%fail"; } public String loginAjax(HttpServletRequest request, HttpServletResponse response, Page page) { String name = request.getParameter("name"); String password = request.getParameter("password"); User user = userDAO.get(name,password); if(null==user){ return "%fail"; } request.getSession().setAttribute("user", user); return "%success"; } public String category(HttpServletRequest request, HttpServletResponse response, Page page) { int cid = Integer.parseInt(request.getParameter("cid")); Category c = new CategoryDAO().get(cid); new ProductDAO().fill(c); new ProductDAO().setSaleAndReviewNumber(c.getProducts()); String sort = request.getParameter("sort"); if(null!=sort){ switch(sort){ case "review": Collections.sort(c.getProducts(),new ProductReviewComparator()); break; case "date" : Collections.sort(c.getProducts(),new ProductDateComparator()); break; case "saleCount" : Collections.sort(c.getProducts(),new ProductSaleCountComparator()); break; case "price": Collections.sort(c.getProducts(),new ProductPriceComparator()); break; case "all": Collections.sort(c.getProducts(),new ProductAllComparator()); break; } } request.setAttribute("c", c); return "category.jsp"; } public String search(HttpServletRequest request, HttpServletResponse response, Page page){ String keyword = request.getParameter("keyword"); List<Product> ps= new ProductDAO().search(keyword,0,20); productDAO.setSaleAndReviewNumber(ps); request.setAttribute("ps",ps); return "searchResult.jsp"; } public String buyone(HttpServletRequest request, HttpServletResponse response, Page page) { int pid = Integer.parseInt(request.getParameter("pid")); int num = Integer.parseInt(request.getParameter("num")); Product p = productDAO.get(pid); int oiid = 0; User user =(User) request.getSession().getAttribute("user"); boolean found = false; List<OrderItem> ois = orderItemDAO.listByUser(user.getId()); for (OrderItem oi : ois) { if(oi.getProduct().getId()==p.getId()){ oi.setNumber(oi.getNumber()+num); orderItemDAO.update(oi); found = true; oiid = oi.getId(); break; } } if(!found){ OrderItem oi = new OrderItem(); oi.setUser(user); oi.setNumber(num); oi.setProduct(p); orderItemDAO.add(oi); oiid = oi.getId(); } return "@forebuy?oiid="+oiid; } public String buy(HttpServletRequest request, HttpServletResponse response, Page page){ String[] oiids=request.getParameterValues("oiid"); List<OrderItem> ois = new ArrayList<>(); float total = 0; for (String strid : oiids) { int oiid = Integer.parseInt(strid); OrderItem oi= orderItemDAO.get(oiid); total +=oi.getProduct().getPromotePrice()*oi.getNumber(); ois.add(oi); } request.getSession().setAttribute("ois", ois); request.setAttribute("total", total); return "buy.jsp"; } public String addCart(HttpServletRequest request, HttpServletResponse response, Page page) { int pid = Integer.parseInt(request.getParameter("pid")); Product p = productDAO.get(pid); int num = Integer.parseInt(request.getParameter("num")); User user =(User) request.getSession().getAttribute("user"); boolean found = false; List<OrderItem> ois = orderItemDAO.listByUser(user.getId()); for (OrderItem oi : ois) { if(oi.getProduct().getId()==p.getId()){ oi.setNumber(oi.getNumber()+num); orderItemDAO.update(oi); found = true; break; } } if(!found){ OrderItem oi = new OrderItem(); oi.setUser(user); oi.setNumber(num); oi.setProduct(p); orderItemDAO.add(oi); } return "%success"; } public String cart(HttpServletRequest request, HttpServletResponse response, Page page) { User user =(User) request.getSession().getAttribute("user"); List<OrderItem> ois = orderItemDAO.listByUser(user.getId()); request.setAttribute("ois", ois); return "cart.jsp"; } public String changeOrderItem(HttpServletRequest request, HttpServletResponse response, Page page) { User user =(User) request.getSession().getAttribute("user"); if(null==user) return "%fail"; int pid = Integer.parseInt(request.getParameter("pid")); int number = Integer.parseInt(request.getParameter("number")); List<OrderItem> ois = orderItemDAO.listByUser(user.getId()); for (OrderItem oi : ois) { if(oi.getProduct().getId()==pid){ oi.setNumber(number); orderItemDAO.update(oi); break; } } return "%success"; } public String deleteOrderItem(HttpServletRequest request, HttpServletResponse response, Page page){ User user =(User) request.getSession().getAttribute("user"); if(null==user) return "%fail"; int oiid = Integer.parseInt(request.getParameter("oiid")); orderItemDAO.delete(oiid); return "%success"; } public String createOrder(HttpServletRequest request, HttpServletResponse response, Page page){ User user =(User) request.getSession().getAttribute("user"); String address = request.getParameter("address"); String post = request.getParameter("post"); String receiver = request.getParameter("receiver"); String mobile = request.getParameter("mobile"); String userMessage = request.getParameter("userMessage"); String orderCode = new SimpleDateFormat("yyyyMMddHHmmssSSS").format(new Date()) +RandomUtils.nextInt(10000); Order order = new Order(); order.setOrderCode(orderCode); order.setAddress(address); order.setPost(post); order.setReceiver(receiver); order.setMobile(mobile); order.setUserMessage(userMessage); order.setCreateDate(new Date()); order.setUser(user); order.setStatus(OrderDAO.waitPay); orderDAO.add(order); List<OrderItem> ois= (List<OrderItem>) request.getSession().getAttribute("ois"); float total =0; for (OrderItem oi: ois) { oi.setOrder(order); orderItemDAO.update(oi); total+=oi.getProduct().getPromotePrice()*oi.getNumber(); } return "@forealipay?oid="+order.getId() +"&total="+total; } public String alipay(HttpServletRequest request, HttpServletResponse response, Page page){ return "alipay.jsp"; } public String payed(HttpServletRequest request, HttpServletResponse response, Page page) { int oid = Integer.parseInt(request.getParameter("oid")); Order order = orderDAO.get(oid); order.setStatus(OrderDAO.waitDelivery); order.setPayDate(new Date()); new OrderDAO().update(order); request.setAttribute("o", order); return "payed.jsp"; } public String bought(HttpServletRequest request, HttpServletResponse response, Page page) { User user =(User) request.getSession().getAttribute("user"); List<Order> os= orderDAO.list(user.getId(),OrderDAO.delete); orderItemDAO.fill(os); request.setAttribute("os", os); return "bought.jsp"; } }
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完整的J2EE模仿天猫项目,使用J2SE、前端技术(包含所有前端jsp文件)、J2EE一整套技术栈, 从无到有涵盖全部147个知识点,475个开发步骤, 充实J2EE项目经验,为简历加上一个有吸引力的砝码.
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使用爬虫已经被系统记录,请勿使用爬虫,增大封号风险。 如果是误封 ,请联系站长,谢谢
<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8" isELIgnored="false"%> <%@include file="include/header.jsp"%> <%@include file="include/top.jsp"%> <%@include file="include/simpleSearch.jsp"%> <%@include file="include/cart/boughtPage.jsp"%> <%@include file="include/footer.jsp"%>
<%@ page language="java" contentType="text/html; charset=UTF-8"
	pageEncoding="UTF-8" isELIgnored="false"%>

<%@include file="include/header.jsp"%>
<%@include file="include/top.jsp"%>
<%@include file="include/simpleSearch.jsp"%>
<%@include file="include/cart/boughtPage.jsp"%>
<%@include file="include/footer.jsp"%>
增值内容,请先登录
完整的J2EE模仿天猫项目,使用J2SE、前端技术(包含所有前端jsp文件)、J2EE一整套技术栈, 从无到有涵盖全部147个知识点,475个开发步骤, 充实J2EE项目经验,为简历加上一个有吸引力的砝码.
增值内容,点击购买
使用爬虫已经被系统记录,请勿使用爬虫,增大封号风险。 如果是误封 ,请联系站长,谢谢
boughtPage.jsp
<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8" isELIgnored="false"%> <script> var deleteOrder = false; var deleteOrderid = 0; $(function(){ $("a[orderStatus]").click(function(){ var orderStatus = $(this).attr("orderStatus"); if('all'==orderStatus){ $("table[orderStatus]").show(); } else{ $("table[orderStatus]").hide(); $("table[orderStatus="+orderStatus+"]").show(); } $("div.orderType div").removeClass("selectedOrderType"); $(this).parent("div").addClass("selectedOrderType"); }); $("a.deleteOrderLink").click(function(){ deleteOrderid = $(this).attr("oid"); deleteOrder = false; $("#deleteConfirmModal").modal("show"); }); $("button.deleteConfirmButton").click(function(){ deleteOrder = true; $("#deleteConfirmModal").modal('hide'); }); $('#deleteConfirmModal').on('hidden.bs.modal', function (e) { if(deleteOrder){ var page="foredeleteOrder"; $.post( page, {"oid":deleteOrderid}, function(result){ if("success"==result){ $("table.orderListItemTable[oid="+deleteOrderid+"]").hide(); } else{ location.href="login.jsp"; } } ); } }) $(".ask2delivery").click(function(){ var link = $(this).attr("link"); $(this).hide(); page = link; $.ajax({ url: page, success: function(result){ alert("卖家已秒发,刷新当前页面,即可进行确认收货") } }); }); }); </script> <div class="boughtDiv"> <div class="orderType"> <div class="selectedOrderType"><a orderStatus="all" href="#nowhere">所有订单</a></div> <div><a orderStatus="waitPay" href="#nowhere">待付款</a></div> <div><a orderStatus="waitDelivery" href="#nowhere">待发货</a></div> <div><a orderStatus="waitConfirm" href="#nowhere">待收货</a></div> <div><a orderStatus="waitReview" href="#nowhere" class="noRightborder">待评价</a></div> <div class="orderTypeLastOne"><a class="noRightborder"> </a></div> </div> <div style="clear:both"></div> <div class="orderListTitle"> <table class="orderListTitleTable"> <tr> <td>宝贝</td> <td width="100px">单价</td> <td width="100px">数量</td> <td width="120px">实付款</td> <td width="100px">交易操作</td> </tr> </table> </div> <div class="orderListItem"> <c:forEach items="${os}" var="o"> <table class="orderListItemTable" orderStatus="${o.status}" oid="${o.id}"> <tr class="orderListItemFirstTR"> <td colspan="2"> <b><fmt:formatDate value="${o.createDate}" pattern="yyyy-MM-dd HH:mm:ss"/></b> <span>订单号: ${o.orderCode} </span> </td> <td colspan="2"><img width="13px" src="img/site/orderItemTmall.png">天猫商场</td> <td colspan="1"> <a class="wangwanglink" href="#nowhere"> <div class="orderItemWangWangGif"></div> </a> </td> <td class="orderItemDeleteTD"> <a class="deleteOrderLink" oid="${o.id}" href="#nowhere"> <span class="orderListItemDelete glyphicon glyphicon-trash"></span> </a> </td> </tr> <c:forEach items="${o.orderItems}" var="oi" varStatus="st"> <tr class="orderItemProductInfoPartTR" > <td class="orderItemProductInfoPartTD"><img width="80" height="80" src="img/productSingle_middle/${oi.product.firstProductImage.id}.jpg"></td> <td class="orderItemProductInfoPartTD"> <div class="orderListItemProductLinkOutDiv"> <a href="foreproduct?pid=${oi.product.id}">${oi.product.name}</a> <div class="orderListItemProductLinkInnerDiv"> <img src="img/site/creditcard.png" title="支持信用卡支付"> <img src="img/site/7day.png" title="消费者保障服务,承诺7天退货"> <img src="img/site/promise.png" title="消费者保障服务,承诺如实描述"> </div> </div> </td> <td class="orderItemProductInfoPartTD" width="100px"> <div class="orderListItemProductOriginalPrice">¥<fmt:formatNumber type="number" value="${oi.product.orignalPrice}" minFractionDigits="2"/></div> <div class="orderListItemProductPrice">¥<fmt:formatNumber type="number" value="${oi.product.promotePrice}" minFractionDigits="2"/></div> </td> <c:if test="${st.count==1}"> <td valign="top" rowspan="${fn:length(o.orderItems)}" class="orderListItemNumberTD orderItemOrderInfoPartTD" width="100px"> <span class="orderListItemNumber">${o.totalNumber}</span> </td> <td valign="top" rowspan="${fn:length(o.orderItems)}" width="120px" class="orderListItemProductRealPriceTD orderItemOrderInfoPartTD"> <div class="orderListItemProductRealPrice">¥<fmt:formatNumber minFractionDigits="2" maxFractionDigits="2" type="number" value="${o.total}"/></div> <div class="orderListItemPriceWithTransport">(含运费:¥0.00)</div> </td> <td valign="top" rowspan="${fn:length(o.orderItems)}" class="orderListItemButtonTD orderItemOrderInfoPartTD" width="100px"> <c:if test="${o.status=='waitConfirm' }"> <a href="foreconfirmPay?oid=${o.id}"> <button class="orderListItemConfirm">确认收货</button> </a> </c:if> <c:if test="${o.status=='waitPay' }"> <a href="alipay.jsp?oid=${o.id}&total=${o.total}"> <button class="orderListItemConfirm">付款</button> </a> </c:if> <c:if test="${o.status=='waitDelivery' }"> <span>待发货</span> <%-- <button class="btn btn-info btn-sm ask2delivery" link="admin_order_delivery?id=${o.id}">催卖家发货</button> --%> </c:if> <c:if test="${o.status=='waitReview' }"> <a href="forereview?oid=${o.id}"> <button class="orderListItemReview">评价</button> </a> </c:if> </td> </c:if> </tr> </c:forEach> </table> </c:forEach> </div> </div>


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问答区域    
2020-04-27 我的问题是这样的
Lz2848509




我仔细检查boughtpage很多次了。。。应该没有哪里打错了的 但是就是没显示内容
加载中

							

							


1 个答案

how2j
答案时间:2020-04-30
所以就提供了步骤1,2协助查找问题所在啦



回答已经提交成功,正在审核。 请于 我的回答 处查看回答记录,谢谢
答案 或者 代码至少填写一项, 如果是自己有问题,请重新提问,否则站长有可能看不到





2020-04-26 交易操作
Lz2848509

我这边无法显示交易操作的按钮 得到的是空的 为啥c:if可以显示不同的按钮呢?




1 个答案

how2j
答案时间:2020-04-27
可以通过步骤1,2看你哪里写错了导致无法显示按钮。



回答已经提交成功,正在审核。 请于 我的回答 处查看回答记录,谢谢
答案 或者 代码至少填写一项, 如果是自己有问题,请重新提问,否则站长有可能看不到




2020-02-11 不是很明白步骤6的L139那个判断是什么意思?
2019-10-29 提交订单成功后,会在购物车中删除提交的商品,这个删除功能的操作代码是在哪里实现的
2019-06-20 关于标签中class的命名规则


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提问已经提交成功,正在审核。 请于 我的提问 处查看提问记录,谢谢
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