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說明了用戶點擊哪個超鏈接來訪問本方法的
 req.setAttribute("btn", btn);
 return "/jsps/order/desc.jsp";
}

<div class="divOrder">
 <span>訂單號：${order.oid }
 <c:choose>
  <c:when test="${order.status eq 1 }">(等待付款)</c:when>
  <c:when test="${order.status eq 2 }">(準備發(fā)貨)</c:when>
  <c:when test="${order.status eq 3 }">(等待確認)</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> 
 下單時間：${order.ordertime }</span>
</div>
<div class="divContent">
 <div class="div2">
  <dl>
   <dt>收貨人信息</dt>
   <dd>${order.address }</dd>
  </dl>
 </div>
 <div class="div2">
  <dl>
   <dt>商品清單</dt>
   <dd>
    <table cellpadding="0" cellspacing="0">
     <tr>
      <th class="tt">商品名稱</th>
      <th class="tt" align="left">單價</th>
      <th class="tt" align="left">數(shù)量</th>
      <th class="tt" align="left">小計</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;">合計金額：</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=${order.oid }'/>">取消訂單</a><br/>
  </c:if>
  <c:if test="${order.status eq 3 and btn eq 'confirm'}">
   <a id="confirm" href="<c:url value='/OrderServlet?method=confirm&oid=${order.oid }'/>">確認收貨</a><br/>
  </c:if> 
 </div>
</div>