📄 product.jsp
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<%@ page language="java" import="java.util.*" pageEncoding="GBK"%>
<%@page import="com.qyg.shop.product.*"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<%
ProductManageDAO dao=new ProductManageDAO();
int currentPage=1;//当前页数
int pageSize=5;//在此设定每页的大小
int pageCount=0;//页面总数
String AdminName=null;//管理员名
String AdminId=null;//管理员ID
String action=null;//获得页面方法，delete,update,add,search四种
//session验证，防止非法进入
if(session.getAttribute("adminName")!=null){
AdminName=session.getAttribute("adminName").toString();
AdminId=session.getAttribute("adminId").toString();
}
else{
out.print("请勿非法登陆，<a href='/qygshop/manage/Login.jsp' target='_parent'>点此进入</a>");
out.close();
}
//session验证完
/*删除得到的ID的对象*/
if((action=request.getParameter("action"))!=null){
if(action.equals("delete")){
//out.print(request.getParameter("id"));//测试用
int id=Integer.parseInt(request.getParameter("id"));
dao.delete(id);
}
}
/*删除完*/
/*得到总页数pageCount*/
int number=dao.getTotalProducts();//得到申请充值数量
pageCount=number%pageSize==0?number/pageSize:number/pageSize+1;//得到总页数，另一种算法(number+pageSize-1)/pageSize;
/*得到总结束完*/
//得到URL传来的参数
if(request.getParameter("page")!=null) currentPage=Integer.parseInt(request.getParameter("page"));
currentPage=currentPage<1?1:currentPage;
currentPage=currentPage>pageCount?pageCount:currentPage;
//得到URL传来的参数完
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>My JSP 'Product.jsp' starting page</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<link rel="stylesheet" href="css/common.css" type="text/css"></link>
</head>
<BODY bgcolor="#D9EAFC">
<!-- 查询提交模块 -->
<form action="manage/ProductSearch.jsp" method="get">
<div align="center" id="search">
请输入要查找的商品<input type="text" name="name"/> <input type="submit" value="查询"/>
</div>
</form>
<!-- 查询模块完 -->
<!-- 分页跳转链接 -->
<div align="center" id="pageButton">
<%if(currentPage>1){ %>
<a href="manage/Product.jsp?page=1">首 页</a>
<a href="manage/Product.jsp?page=<%=currentPage-1 %>">上一页</a>
<%} %>
<%if(currentPage<pageCount){ %>
<a href="manage/Product.jsp?page=<%=currentPage+1 %>">下一页</a>
<a href="manage/Product.jsp?page=<%=pageCount %>">末 页</a>
<%} %>
第<%=currentPage %>页/共<%=pageCount %>页
</div>
<!-- 分页跳转完 -->
<table border="1" cellpadding="1" width="98%" class="datalist">
<tr>
<th scope="col">商品编号</th>
<th width="130" scope="col">图片预览</th>
<th scope="col">商品名称</th>
<th scope="col">商品类型</th>
<th scope="col">商品价格</th>
<th colspan="2">操作</th>
</tr>
<!-- 实现分页源码 -->
<%
List<Product> products=dao.getAllProducts("product_id",false);
Iterator<Product> it=products.iterator();
for(int i=0;i<pageSize*(currentPage-1);i++)
{
it.next();
}
for(int i=0;i<pageSize&&it.hasNext();i++)
{
Product product=it.next();
out.print("<tr>");
out.print("<td>"+product.getProduct_id()+"</td>");
out.print("<td><img src='img/products/"+product.getProduct_image()+"' width='130' height='70'/></td>");
out.print("<td>"+product.getProduct_name()+"</td>");
out.print("<td>"+product.getProduct_cId()+"</td>");
out.print("<td>"+product.getProduct_price()+"</td>");
out.print("<td><a href='manage/Product.jsp?action=delete&id="+product.getProduct_id()+"'>删除</a></td>");
out.print("<td><a href='manage/ProductEdit.jsp?action=update&id="+product.getProduct_id()+"'>修改</a></td>");
}
%>
<!-- 实现分页源码完 -->
</table>
</body>
<script language="javascript">
var rows = document.getElementsByTagName('tr');
for (var i=0;i<rows.length;i++){
rows[i].onmouseover = function(){ //鼠标在行上面的时候
this.className += 'altrow';
}
rows[i].onmouseout = function(){ //鼠标离开时
this.className = this.className.replace('altrow','');
}
}
</script>
</html>
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