JavaWeb项目 MVC模式 监考管理系统 | 您所在的位置:网站首页 › java web mvc框架 › JavaWeb项目 MVC模式 监考管理系统 |
本文为JavaWeb项目课程设计,通过利用MVC模式,前端JSP+CSS界面展示,控制器用Servlet完成页面跳转,JavaBean完成数据库类、用户类、教师类等封装,开发出的一款教师监考管理系统。 2.2.1管理员 管理员为本系统的主要操纵者,可以完成几乎所有的功能,其总结功能需求如下: 需要输入正确的账号密码登录整个系统;能够查看当前待排考试信息;能够查看当前考场状态信息;能够查看当前已分配监考教师及地点考场信息;5. 能够实现为每个考场分配合理的考场; 6. 能够对每种信息进行单项增加或用excel导入MySql批量式增加; 能够对每种信息进行删除、修改、查询的操作;能够按照班级考试人数为考试科目合理分配监考教师;能够单独分配或批量一键分配;能够一键处理或手动处理教师请求调换信息;能够对监考教师请求信息和监考信息完成后发送邮件提醒;具有良好的可视化前端界面和温馨提示;能够显示当前已有任务的教师总监考次数; 2.2.2 教师教师同样作为本系统的使用者,能够完成与自身相关的功能,具体功能需求总结如下: 需要输入正确的账号密码登录整个系统;能够完成密码等个人信息的修改;能够查看个人当前需监考的考试信息;能够查看当前所有时间状态等;对有异议的考试可发送申请调换请求;友好界面显示,提醒当前待监考场数;收取邮件提醒监考任务等;数据流图:
相关界面展示: 管理员端: 教师端:
部分Servlet代码: protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { // TODO Auto-generated method stub response.setContentType("text/html;charset=UTF-8"); request.setCharacterEncoding("UTF-8"); String url = request.getServletPath(); if(url.equals("/a.Main")) { /*String a = request.getParameter("username"); System.out.print(a);*/ String us = request.getParameter("username"); //从这开始,是为了登录所用的,并且判断是哪类人登录的,跳转到不同页面 String pw = request.getParameter("password"); String rad = request.getParameter("power"); if(us==null || pw==null || rad==null) { PrintWriter out=response.getWriter(); out.print("alert('孩子看看信息输入了吗');window.location.href='login.jsp';"); } else if(us!=null && pw!=null){ if(rad.equals("admin")) { Admin admin = new Admin(); admin.setPassword(pw); admin.setUsername(us); //System.out.print(admin.getUsername()); //System.out.print(admin.getPassword()); int r = admin.getPasswd(); if(r==1) { // int time = 3600; // Cookie c=new Cookie("user",us+"-"+pw); // c.setMaxAge(time); // response.addCookie(c); System.out.print("管理员,登录成功"); request.getSession().setAttribute("name", us); request.getRequestDispatcher ("admin_1.jsp").forward (request, response); }else if(r != 1) { PrintWriter out=response.getWriter(); out.print("alert('孩子看看密码输对了吗');window.location.href='login.jsp';"); } } else if(rad.equals("teacher")) { Teacher teacher = new Teacher(); teacher.setTid(us); teacher.setTpassword(pw); int r = teacher.tgetPasswd(); if(r == 1) { System.out.print("老师,登录成功"); request.getSession().setAttribute("tname", us); request.getRequestDispatcher ("tea_1.jsp").forward (request, response); }else if(r != 1) { PrintWriter out=response.getWriter(); out.print("alert('孩子看看密码输对了吗');window.location.href='login.jsp';"); } } } } if(url.equals("/b.Main")) //考试信息查询跳到这里来 { //Admin admin = new Admin(); //request.setAttribute("kaoshis", admin.getAllkaoshi()); Test test = new Test(); request.getSession().setAttribute("kaoshis", test.getAllkaoshi()); request.getRequestDispatcher("admin_test.jsp").forward(request,response); } if(url.equals("/c.Main")) //考试信息删除跳到这里来 { Test test = new Test(); String x1 = request.getParameter("x1"); int c = Integer.parseInt(x1); System.out.print(c); test.setTest_id(c); test.changeexamhouse(); //删除当前考试的话,需要把考场恢复成kong,表明以后可以用,加入有looktea的话,把looktea的老师弄成kong int a = test.delkaoshi(); if(a==1) { request.getSession().setAttribute("kaoshis", test.getAllkaoshi()); request.getRequestDispatcher("admin_test.jsp").forward(request,response); }else { PrintWriter out=response.getWriter(); out.print("alert('好像删除失败了呢');window.location.href='admin_test.jsp';"); } } if(url.equals("/d.Main")) //考试信息修改跳到这里来 { response.setContentType("text/html;charset=UTF-8"); request.setCharacterEncoding("UTF-8"); Test test = new Test(); Teacher teacher = new Teacher(); String x =(String)request.getSession().getAttribute("oldlooktea"); String y =(String)request.getSession().getAttribute("oldlooktime"); String z =(String)request.getSession().getAttribute("oldposit"); teacher.dealold(x,y,1); teacher.dealold(z,y,3); String x1 = request.getParameter("id"); String x2 = request.getParameter("l_s_card"); String x3 = request.getParameter("s_subject"); String x4 = request.getParameter("k_time"); String x5 = request.getParameter("c_name"); String x6 = request.getParameter("tea"); String x7 = request.getParameter("s_position"); String x8 = request.getParameter("count"); String x9 = request.getParameter("looktea"); teacher.dealold(x9,y,2); teacher.dealold(x7,y,4); int c = Integer.parseInt(x1); test.setTest_id(c); test.setTest_leibie(x2); test.setTest_subject(x3); test.setTest_time(x4); test.setTest_class(x5); test.setTest_teacher(x6); test.setTest_position(x7); test.setTest_count(x8); test.setLooktea(x9); int a = test.updatekaoshi(); if(a==1) { request.getSession().setAttribute("kaoshis", test.getAllkaoshi()); request.getRequestDispatcher("admin_test.jsp").forward(request,response); }else { PrintWriter out=response.getWriter(); out.print("alert('好像修改失败了呢');window.location.href='admin_test.jsp';"); } }
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