软件需求与分析
1今日完成网络审核
2、明日目标多条件查询
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
<!-- Bootstrap -->
<link
href="https://cdn.jsdelivr.net/npm/bootstrap@3.3.7/dist/css/bootstrap.min.css"
rel="stylesheet">
<script
src="https://cdn.jsdelivr.net/npm/jquery@1.12.4/dist/jquery.min.js"></script>
<!-- 加载 Bootstrap 的所有 JavaScript 插件。你也可以根据需要只加载单个插件。 -->
<script
src="https://cdn.jsdelivr.net/npm/bootstrap@3.3.7/dist/js/bootstrap.min.js"></script>
</head>
<body>
<div class="container-fluid">
<div class="row-fluid">
<div class="span6">
<div class="row-fluid">
<div class="span4">
<form class="form-search" action="checkque">
<table><tr><td><input class="input-medium search-query" type="text" placeholder="机构全称" name="jigoumingcheng"></td>
<td><input class="input-medium search-query" type="text" placeholder="所在地域" name="province"></td>
<td><input class="input-medium search-query" type="text" placeholder="技术需求名称" name="Name"></td>
<td><input class="input-medium search-query" type="text" placeholder="归口管理单位" name="guikou"></td>
<td><input class="input-medium search-query" type="text" placeholder="机构属性" name="shuxing"></td>
<td><input class="input-medium search-query" type="text" placeholder="科技活动类型" name="duoxuan"></td>
<td><button class="btn" type="submit">查找</button></td></tr></table>
</form>
</div>
</div>
</div>
<div class="row-fluid">
<div class="span12">
<table class="table table-bordered table-hover">
<thead>
<tr>
<th>
编号
</th>
<th>
机构全称
</th>
<th>
技术需求名称
</th>
<th>
所在地域
</th>
<th>
归口管理单位
</th>
<th>
机构属性
</th>
<th>
法人代表
</th>
<th>
拟投入资金金额
</th>
<th>
科技活动类型
</th>
</tr>
</thead>
<tbody>
<c:forEach var="item" items="${list}" varStatus="i">
<tr class="info">
<td>
<a href="selectid?id=${item.id }">${item.id}</a>
</td>
<td>
${item.jigoumingcheng }
</td>
<td>
${item.name }
</td>
<td>
${item.province }
</td>
<td>
${item.guikou }
</td>
<td>
${item.shuxing }
</td>
<td>
${item.faren }
</td>
<td>
${item.nitouru }
</td>
<td>
${item.duoxuan }
</td>
</tr></c:forEach>
</tbody>
</table>
</div>
</div>
</div>
</body>
</html>
servlet
package servlet;
import java.io.IOException;
import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.ArrayList;
import java.util.List;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import Bean.Gongwen;
import DBUtil.DBUtil;
/**
* Servlet implementation class checkque
*/
@WebServlet("/checkque")
public class checkque extends HttpServlet {
private static final long serialVersionUID = 1L;
/**
* @see HttpServlet#HttpServlet()
*/
public checkque() {
super();
// TODO Auto-generated constructor stub
}
/**
* @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
*/
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
// TODO Auto-generated method stub
String jigou=request.getParameter("jigoumingcheng");
String province=request.getParameter("province");
String Name=request.getParameter("Name");
String guikou=request.getParameter("guikou");
String shuxing=request.getParameter("shuxing");
String duoxuan=request.getParameter("duoxuan");
StringBuilder sql1=new StringBuilder("select * from xvqiu where 1 and 1");
if(jigou!=null&&!jigou.trim().isEmpty())
{
sql1.append(" and jigoumingcheng like '%"+jigou+"%'");
}
else if(province!=null&&!province.trim().isEmpty())
{
sql1.append(" and province like '%"+province+"%'");
}
else if(Name!=null&&!Name.trim().isEmpty())
{
sql1.append(" and Name like '%"+Name+"%'");
}
else if(guikou!=null&&!guikou.trim().isEmpty())
{
sql1.append(" and guikou like '%"+guikou+"%'");
}
else if(shuxing!=null&&!shuxing.trim().isEmpty())
{
sql1.append(" and shuxing like '%"+shuxing+"%'");
}
else if(duoxuan!=null&&!duoxuan.trim().isEmpty())
{
sql1.append(" and duoxuan like '%"+duoxuan+"%'");
}
String sql=sql1.toString();
System.out.println(sql);
List<Gongwen>list=new ArrayList<Gongwen>();
Connection conn = DBUtil.getConn();
Statement state = null;
ResultSet rs = null;
boolean flag=false;
Gongwen gongwen=null;
try {
state = conn.createStatement();
rs = state.executeQuery(sql);
//要用statement类的executeQuery()方法来下达select指令以查询数据库，
//executeQuery()方法会把数据库响应的查询结果存放在ResultSet类对象中供我们使用。
while (rs.next()) {
int id=rs.getInt("id");
String jigou1=rs.getString("jigoumingcheng");
String shuxing1=rs.getString("shuxing");
String Name1=rs.getString("Name");
String province1=rs.getString("province");
String faren=rs.getString("faren");
String guikou1=rs.getString("guikou");
String nitouru=rs.getString("nitouru");
String duoxuan1=rs.getString("duoxuan");
gongwen=new Gongwen(id,jigou1,guikou1,province1,faren,shuxing1,Name1,nitouru,duoxuan1);
list.add(gongwen);
flag = true;
}
}
catch (SQLException e) {
e.printStackTrace();
} finally {
DBUtil.close(rs, state, conn);
}
request.setAttribute("list",list);
request.getRequestDispatcher("templete/wlsh.jsp").forward(request, response);
}
/**
* @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
*/
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
// TODO Auto-generated method stub
doGet(request, response);
}
}
浙公网安备 33010602011771号