日期:2014-05-16 浏览次数:20700 次
不多说,直接贴代码
show.jsp(显示页面)
<%@page import="java.sql.ResultSet"%> <%@page import="java.sql.PreparedStatement"%> <%@page import="analysis.JDBCUtils"%> <%@page import="java.sql.Connection"%> <%@ page language="java" import="java.util.*" pageEncoding="utf-8"%> <% String path = request.getContextPath(); String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/"; %> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <base href="<%=basePath%>"> <title>My JSP 'show.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" type="text/css" href="styles.css"> --> </head> <body> <form action="servlet/DatabaseSearch" method="post"> <td> 输入搜索词 <input type="text" name="keyWord"></td> <td><input type="submit" value="so easy" ></td> </form> <hr> <form action="servlet/DatabaseProcess" method="post"> 功能列表 : <a href="servlet/DatabaseProcess?choose=1&subchoose1=0">默认排序</a> <a href="servlet/DatabaseProcess?choose=1&subchoose1=1">按价格降序排序</a> <a href="servlet/DatabaseProcess?choose=1&subchoose1=2">按价格升序排序</a> 价格区间<input style="width:45px" type="text" name="minprice">-<input style="width:45px" type="text" name="maxprice"> <input type="submit" value="Go" > </form> <hr><br> <!-- <tr><td>商品名称</td><td>价格</td><td>超链接</td></tr> --> <% String temp = null; String keyWord = (String) request.getSession().getAttribute("keyword"); //haven't input keyword if(keyWord == null || keyWord.equals("")){ %><h2><font color="red">no keyword input</font></h2><% return; } //the lack of the select sentence is for the easy use of the follow sql query String sql = " from goods where name like '%"+keyWord+"%'"; //determin where is price in String sqlBetween = ""; String minprice = (String)request.getSession().getAttribute("minprice"); String maxprice = (String)request.getSession().getAttribute("maxprice"); if(minprice!=null&&maxprice!=null){ sqlBetween = " and price>="+minprice+" and price<="+maxprice+" "; } //determine which orderby to choose String sqlOrderBy = ""; if((temp=(String)request.getSession().getAttribute("orderby"))!=null&&!temp.equals("0")){ if(temp.equals("1")){ sqlOrderBy