📄 showgwc.jsp
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<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%><%@ include file="includesp.jsp" %><%String path = request.getContextPath();String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";%><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html> <head><title>cebi网上购物</title><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><META content="me" name=author><META content="cebi电子商务网站" name=keywords><META content="cebi电子商务网站" name=description><META content=all name=robots><LINK rel="StyleSheet" href="css/layout.css" type="text/css"><LINK rel="StyleSheet" href="css/center.css" type="text/css"> </head> <body><div class="layout"><div class="header"><!--顶部层--><IMG src="images/top.jpg" width="955" height="120" align="left" border="0"></div><div class="clean"></div><!--一点点对您健康有益的清理工作--><div class="center"><!--中间层--> <div class="left"><!--被包含的左栏开始--> </div><!--被包含的左栏结束--> <div class="right"><!--被包含的右栏--> <div class="menu"><!--被包含的右栏的菜单栏--> <ul> <li><a href="#">菜单1</a></li> <li><a href="#">菜单2</a></li> <li><a href="#">菜单3</a></li> <li><a href="#">菜单4</a></li> <li><a href="#">菜单5</a></li> </ul> </div><!--被包含的右栏的菜单栏结束--><div class="content"><!--被包含的右栏内容部分开始--> <% request.setCharacterEncoding("utf-8"); String action=request.getParameter("action"); if(action != null) { String strItemNum=request.getParameter("itemnum"); int itemNum=Integer.parseInt(strItemNum); for(int i=0;i<itemNum;i++) { String sm=request.getParameter("num_"+i); String strSpId=request.getParameter("sp_"+i); int quantity=Integer.parseInt(sm); int id=Integer.parseInt(strSpId); //库存 boolean isSl=dosp.isSl(id,quantity); if(isSl) { gwc.setSpSl(new Integer(id),quantity); } else { SpDX sp=dosp.getSp(id); out.println("<font color=\"red\" size=\"4\">"); out.print("\""+sp.getName()+"\""); out.print("的库存数量只有"+sp.getSl()+"件，请调整购买数量!<p>"); out.println("</font>"); } } } %> <% Collection cl=gwc.getSm(); if(cl.size()<=0) { out.println("购物车中没有商品<p>"); %> <a href="index.jsp">继续购物</a> <% return; } Iterator it=cl.iterator(); %> <form name="theform" action="showgwc.jsp" method="post"> <table> <caption>查看购物车</caption><THEAD><tr> <th>名称</th> <th>价格</th> <th>数量</th> <th>小计</th> <th>取消</th></tr></THEAD> <tbody> <% int i=0; while(it.hasNext()) { Sp sp=(Sp)it.next(); SpDX spdx=sp.getSp(); int id=spdx.getId(); String fieldNum="num_"+i; String fieldSp="sp_"+i; %> <tr> <td><%=spdx.getName() %></td> <td><%=spdx.getJg() %></td> <td> <input type="text" name="<%=fieldNum%>" value="<%=sp.getSl() %>" size="2"/> <input type="hidden" name="<%=fieldSp%>" value="<%=id%>"/> </td> <td><%=sp.getSpJg() %></td> <td><a href="delsp.jsp?id=<%=id%>">删除</a></td> </tr> <% i++; } %> <tr> <td>合计</td> <td colspan="4"><%=gwc.getZjg() %></td> </tr> </tbody><TFOOT><TR><TD colspan="5"> <input type="hidden" name="itemnum" value="<%=i%>"/> <input type="submit" name="action" value="更新数量"/> <a href="index.jsp">继续购物</a></TD></TR></TFOOT></table></form> </div><!--被包含的右栏内容部分结束--> </div><!--被包含的右栏结束--><div class="clean"></div><!--一点点对您健康有益的清理工作--></div><div class="footer"><!--底部--><pre>版权信息</pre></div></div> </body></html>⌨️ 快捷键说明
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