房产交易:房产经纪人以列表形式显示意向房产信息和顾客名称,显示列表包括序号、地址、售价、顾客名称,房产经纪人点击地址可以查看房产和顾客详细信息,单击“交易”按钮,该房产状态信息改为“售出”状态。(3分)
此功能和购买房产差不多,都是改
代码
Agent_DealHouse.jsp
<%@ page import="java.sql.Connection" %>
<%@ page import="java.sql.PreparedStatement" %>
<%@ page import="com.Util.util" %>
<%@ page import="java.sql.ResultSet" %>
<%@ page import="java.sql.SQLException" %>
<%@ page import="sun.management.Agent" %>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
<title>部分房产信息</title>
</head>
<body>
<table border="1" cellspacing="0">
<tr>
<td align="center" width=6%>房产编号</td>
<td align="center" width=10%>房产地址</td>
<td align="center" width=6%>销售报价</td>
<td align="center" width=6%>顾客ID</td>
</tr>
<%
String AgentID= (String) session.getAttribute("AgentID");
int i=0;
Connection connection = util.getConnection();
PreparedStatement preparedStatement=null;
ResultSet rs=null;
try {
String sql= " select * from 房产基本信息表 ";
preparedStatement=connection.prepareStatement(sql);
rs=preparedStatement.executeQuery();
while(rs.next())
{
if(rs.getObject(7).equals("意向")&& AgentID.equals(rs.getObject(8)))
{
i++;
%>
<tr>
<td align="center"><%=rs.getObject(1) %></td>
<td align="center"><a href='Agent_DealHouse_back1.jsp?Address=<%=rs.getObject(3)%>'><%=rs.getObject(3) %></a></td>
<td align="center"><%=rs.getObject(6) %></td>
<td align="center"><%=rs.getObject(9) %></td>
</tr>
<%
}
}
if(i==0)
{
out.print("<script language='javaScript'> alert('没有查询到有关信息'); window.history.back(-1); </script>");
}
} catch (SQLException e) {
e.printStackTrace();
}finally{
util.close(rs);
util.close(preparedStatement);
util.close(connection);
}
%>
</table>
<p style="text-align:center;color: black; font-family: 宋体; font-size: 20px">
<input type="button" name="back" onclick="javascript:window.history.back();" value=返回上一页>
<input type="button" value="返回菜单" onclick="location.href='Agent_Menu.jsp'" >
<br>
</p>
</body>
</html>
Agent_DealHouse_back1.jsp
<%@ page language="java" import="java.sql.*" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<%@ page import="com.Util.util" %>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>详细房产信息</title>
</head>
<body>
<%
String Address = (String)request.getParameter("Address");
Connection connection = util.getConnection();
PreparedStatement preparedStatement=null;
ResultSet rs=null;
try {
String sql = "select * from 房产基本信息表";
preparedStatement=connection.prepareStatement(sql);
rs=preparedStatement.executeQuery();
while(rs.next()){
if(Address.equals(rs.getObject(3)))
{
//重要
String UserID= (String) rs.getObject(9);
session.setAttribute("UserID",UserID);
String HouseID= (String) rs.getObject(1);
session.setAttribute("HouseID",HouseID);
%>
<table border="1"cellspacing="0"style="text-align:center;">
<tr>
<td align="center" width=5%>房产编号</td>
<td align="center" width=5%>户型</td>
<td align="center" width=10%>房产地址</td>
<td align="center" width=5%>建造年份</td>
<td align="center" width=5%>建造面积</td>
<td align="center" width=5%>销售报价</td>
<td align="center" width=5%>销售状态</td>
<%-- <td align="center" width=5%>房产经纪人ID</td>--%>
<%-- <td align="center" width=5%>顾客ID</td>--%>
</tr>
<tr>
<td align="center"><%=rs.getObject(1) %></td>
<td align="center"><%=rs.getObject(2) %></td>
<td align="center"><%=rs.getObject(3) %></td>
<td align="center"><%=rs.getObject(4) %></td>
<td align="center"><%=rs.getObject(5) %></td>
<td align="center"><%=rs.getObject(6) %></td>
<td align="center"><%=rs.getObject(7) %></td>
<%-- <td align="center"><%=rs.getObject(8) %></td>--%>
<%-- <td align="center"><%=rs.getObject(9) %></td>--%>
</tr>
<%
}
}
} catch (SQLException e) {
e.printStackTrace();
}finally{
// util.close(rs);
// util.close(preparedStatement);
// util.close(connection);
}
%>
</table>
<%
String UserID= (String) session.getAttribute("UserID");
try {
String sql = "select * from 顾客基本信息表";
preparedStatement=connection.prepareStatement(sql);
rs=preparedStatement.executeQuery();
while(rs.next()){
if(UserID.equals(rs.getObject(1)))
{
%>
<table border="1"cellspacing="0"style="text-align:center;">
<tr>
<td align="center" width=10%>顾客ID</td>
<td align="center" width=20%>身份证号</td>
<td align="center" width=5%>姓名</td>
<td align="center" width=5%>性别</td>
<td align="center" width=20%>手机号码</td>
<td align="center" width=20%>家庭住址</td>
</tr>
<tr>
<td align="center"><%=rs.getObject(1) %></td>
<td align="center"><%=rs.getObject(3) %></td>
<td align="center"><%=rs.getObject(4) %></td>
<td align="center"><%=rs.getObject(5) %></td>
<td align="center"><%=rs.getObject(6) %></td>
<td align="center"><%=rs.getObject(7) %></td>
</tr>
<%
}
}
} catch (SQLException e) {
e.printStackTrace();
}finally{
util.close(rs);
util.close(preparedStatement);
util.close(connection);
}
%>
</table>
<form action="Agent_DealHouse_back2.jsp" method="get">
<p style="text-align:center;color: black; font-family: 宋体; font-size: 20px">
点击按钮交易
<br>
<input type="submit" value="交易">
<br>
<input type="button" name="back" onclick="javascript:window.history.back();" value=返回上一页>
<input type="button" value="返回菜单" onclick="location.href='Agent_Menu.jsp'" /> <br>
</p>
</form>
</body>
</html>
Agent_DealHouse_back2.jsp
<%@ page import="com.Dao.dao" %><%--
Created by IntelliJ IDEA.
User: mendianyu
Date: 2022/11/5
Time: 19:38
To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
<title>Title</title>
</head>
<body>
<%
String HouseID= (String) session.getAttribute("HouseID");
String Status="售出";
dao dao=new dao();
dao.DealHouse(Status,HouseID);
out.print("<script language='javaScript'> alert('已将该房产交易');</script>");
response.setHeader("refresh", "0;url=Agent_Menu.jsp");
%>
</body>
</html>
Dao方法
public void DealHouse(String Status,String HouseID)标签:preparedStatement,String,rs,--,房产交易,util,connection,close,信息管理系统 From: https://www.cnblogs.com/mendianyu/p/16875084.html
{
Connection connection =util.getConnection();
PreparedStatement preparedStatement=null;
try {
String sql = "update 房产基本信息表 set 销售状态=? where 房产编号=?";
preparedStatement=connection.prepareStatement(sql);
preparedStatement.setString(1,Status);
preparedStatement.setString(2,HouseID);
preparedStatement.executeUpdate();
} catch (SQLException e) {
e.printStackTrace();
}finally{
util.close(preparedStatement);
util.close(connection);
}
}