
紧接着上次的内容,在了解了注册登录等功能的实现后,我们需要完成登陆后的操作,登陆成功后跳转的页面如上,分了三栏,个人信息的显示,成绩信息的显示,以及注销功能。
我们先看这个页面(student_page.jsp)的代码:
<%@ page language="java" contentType="text/html; charset=utf-8"
pageEncoding="utf-8"%>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>学生页面</title>
</head>
<body>
<table width=100% border="0" >
<tr>
<td colspan="3" style="background-image: linear-gradient(to right, WhiteSmoke , LawnGreen);height:130px;">
<h1 align="center">学生页面</h1>
</td>
</tr>
<tr>
<td style="width:33%;vertical-align:top;height:600px">
<table border="1" style="font-size:30px">
<tr>
<tr>
<th colspan="5">个人资料</th>
</tr>
<tr>
<th>账号</th><td>${userid.user_id}</td>
</tr>
<tr>
<th>姓名</th> <td>${userid.user_name}</td>
</tr>
<tr>
<th>密码</th><td>${userid.user_password}</td>
</tr>
<tr>
<th>性别</th><td>${userid.user_sex=='xy'?'男':'女'}</td>
</tr>
<tr>
<th>手机</th><td>${userid.user_phone }</td>
</tr>
</table>
</td>
<td style="background-color:#eeeeee;height:600px;width:33%;vertical-align:top;">
<table border="1" style="font-size:30px">
<tr>
<tr><th colspan="5">成绩信息</th></tr>
<tr><th>姓名</th> <td>${usergrade.user_name}</td></tr>
<tr><th>java</th> <td>${usergrade.user_java}</td></tr>
<tr><th>C语言</th> <td>${usergrade.user_C}</td></tr>
<tr><th>web</th> <td>${usergrade.user_web }</td></tr>
<tr><th>python</th> <td>${usergrade.user_python }</td></tr>
<tr><th>SQL</th> <td>${usergrade.user_SQL }</td></tr>
<tr><th>总分</th> <td>${usergrade.user_java + usergrade.user_C + usergrade.user_web + usergrade.user_python + usergrade.user_SQL}</td></tr>
</tr>
</table>
</td>
<td style="width:33%;vertical-align:top;height:600px">
<c:if test="${isLogin ==1}">
<b>你好!</b><span id="login"><b>${userid.user_name}<b></span> <a href="loginout">注销</a>
</c:if>
<img src="/Student_grade/imge/duck.gif" alt="duck" width="100%";height="100%" >
</td>
</tr>
<tr>
<td colspan="3" style="background-image: linear-gradient(to right, WhiteSmoke , LawnGreen);text-align:center;height:50px">
@成绩管理系统</td>
</tr>
</table>
</body>
</html>

里面有一项成绩的内容,可暂时忽略。
然后注销功能:

package com.Student.servlet;
import java.io.IOException;
import java.io.PrintWriter;
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 javax.servlet.http.HttpSession;
/**
* Servlet implementation class Loginout
*/
@WebServlet("/loginout")
public class Loginout extends HttpServlet {
/**
* @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
*/
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
// TODO Auto-generated method stub
request.setCharacterEncoding("UTF-8");
response.setContentType("text/html;charset=utf-8");
HttpSession session=request.getSession();
session.removeAttribute("userid");
session.removeAttribute("isLogin");
PrintWriter out =response.getWriter();
out.print("<script language='javascript'>"
+ "alert('注销成功!');"
+ "window.location.href='student_login.jsp';"
+ "</script>");
}
}
目前为止学生端的部分我们基本完成了。
接下来就是后台管理部分了。
下次更新。

博客承接上次内容,在了解注册登录功能实现后,介绍登陆后操作。登陆成功跳转页面分三栏,含个人信息、成绩信息显示及注销功能。展示了 student_page.jsp 代码,忽略成绩内容,基本完成学生端部分,接下来将进行后台管理部分,下次更新。
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