public String load(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
String oid = req.getParameter("oid");
Order order = orderService.load(oid);
req.setAttribute("order", order);
String btn = req.getParameter("btn");
//btn说明了用户点击哪个超链接来访问本方法的 req.setAttribute("btn", btn);
return "/jsps/order/desc.jsp";
}

<div class="divOrder"> <span>订单号：${
order.oid }
<c:choose> <c:when test="${
order.status eq 1 }
">(等待付款)</c:when> <c:when test="${
order.status eq 2 }
">(准备发货)</c:when> <c:when test="${
order.status eq 3 }
">(等待确认)</c:when> <c:when test="${
order.status eq 4 }
">(交易成功)</c:when> <c:when test="${
order.status eq 5 }
">(已取消)</c:when> </c:choose> 下单时间：${
order.ordertime }
</span></div><div class="divContent"> <div class="div2"> <dl> <dt>收货人信息</dt> <dd>${
order.address }
</dd> </dl> </div> <div class="div2"> <dl> <dt>商品清单</dt> <dd> <table cellpadding="0" cellspacing="0"> <tr> <th class="tt">商品名称</th> <th class="tt" align="left">单价</th> <th class="tt" align="left">数量</th> <th class="tt" align="left">小计</th> </tr> <c:forEach items="${
order.orderItemList }
" var="item"> <tr style="padding-top: 20px;
padding-bottom: 20px;
"> <td class="td" width="400px"> <div class="bookname"> <img align="middle" width="70" src="<c:url value='/${
item.book.image_b }
'/>"/> <a href="<c:url value='/BookServlet?method=load&bid=${
item.book.bid }
'/>">${
item.book.bname }
</a> </div> </td> <td class="td" > <span>¥
${
item.book.currPrice }
</span> </td> <td class="td"> <span>${
item.quantity }
</span> </td> <td class="td"> <span>¥
${
item.subtotal }
</span> </td> </tr> </c:forEach> </table> </dd> </dl> </div> <div style="margin: 10px 10px 10px 550px;
"> <span style="font-weight: 900;
font-size: 15px;
">合计金额：</span> <span class="price_t">¥
${
order.total }
</span><br/> <c:if test="${
order.status eq 1 }
"> <a href="<c:url value='/OrderServlet?method=paymentPre&oid=${
order.oid }
'/>" class="pay"></a><br/> </c:if> <c:if test="${
order.status eq 1 and btn eq 'cancel'}
"> <a id="cancel" href="<c:url value='/OrderServlet?method=cancel&oid=${
order.oid }
'/>">取消订单</a><br/> </c:if> <c:if test="${
order.status eq 3 and btn eq 'confirm'}
"> <a id="confirm" href="<c:url value='/OrderServlet?method=confirm&oid=${
order.oid }
'/>">确认收货</a><br/> </c:if> </div></div>