JSP第七周作业

用户表：  uid (主键，自动增长)   uname  upwd
使用分层实现注册。（必做）
使用分层实现登录。（选做)
index.jsp

<%@ 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 'index.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 name="form1" method="post" action="control.jsp" >
        <table>
        <tr>    
            <td>编号：</td>
                <td> <input type="text" name="sid" id="userName"  ></td>
            </tr>
            <tr>    
                <td>用户名：</td>
                <td> <input type="text" name="uname" id="userName"  ></td>
            </tr>
            <tr>    
                 <td>输入登录密码：</td>
                <td><input type="password" name="upwd" id="pwd"></td>
            </tr>
            
            <tr>    
                <td colspan="2"><input type="submit" value="注册"></td>
            </tr>
        </table>
    </form>
  </body>
</html>

control.jsp

<%@page import="com.gd.dao.StuDao"%>
<%@page import="com.gd.bean.Stu"%>
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
    Stu s = new Stu();
    int id = Integer.parseInt(request.getParameter("sid"));
    s.setSid(id);
    String uname = request.getParameter("uname");
    s.setUname(uname);
    String upwd = request.getParameter("upwd");
    s.setUpwd(upwd);
    
    StuDao sd=new StuDao();
    if(sd.addStu(s)>0){
        //跳转注册成功页面 
    }else{
        //错误页面 
    }
    
    
    
%>

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原文地址：https://www.cnblogs.com/kukudihua/p/14827793.html