main <%@ page contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>登录系统</title> </head> <form id="1" action ="denlv.jsp" method="get"> <p style="text-align:center;color:black;font-family:楷体; font-size:20px"> <br> 身份: <select size ="1"name="calss"> <option value ="学生" selected>学生</option> <option value ="教师" >教师</option> <option value ="管理员" >管理员</option> </select> <br><br> 账号: <input type="text" name="num"size="15"/> <br><br> 密码: <input type="password" name="pass"size="16"/> <br><br> <br><br> <input type="submit" value="登录"/> <input type="reset" value="重置"/> </p> </form> </html> denlu <%@page import="aD.Ac"%> <%@ page language="java" contentType="text/html; charset=utf-8" pageEncoding="utf-8"%> <!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>登录处理</title> </head> <body> <jsp:useBean id="util" class="aD.Ac" scope="page" /> <% String calss=(String)request.getParameter("calss"); session.setAttribute("calss", calss); String num=(String)request.getParameter("num"); session.setAttribute("num", num); String pass=(String)request.getParameter("pass"); session.setAttribute("pass", pass); if(util.queryEmpty(num, pass)){ out.print("<script language ='javaScript'> alert('输入不能为空');window.history.back(-1); </script>"); }else if(util.inquiryNumber(num,calss)){ out.print("<script language ='javaScript'> alert('未查询到改账号');window.history.back(-1); </script>"); }else if(util.denlv(calss, num, pass)){ out.print("<script language ='javaScript'> alert('密码错误');window.history.back(-1); </script>"); }else{ out.print("<script language='javaScript'> alert('登录成功');</script>"); if(calss.equals("教师")){ response.setHeader("refresh", "0;url=teacher.jsp"); }else if(calss.equals("学生")){ response.setHeader("refresh", "0;url=student.jsp"); }else if(calss.equals("管理员")){ response.setHeader("refresh", "0;url=contrul.jsp"); } } %> </body> </html> <%@ page contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>教师系统</title> </head> <p style="text-align:center;color:black;font-family:宋体,serif; font-size:20px"> <a>管理员</a> <br> <br><br> <input type="button" value="添加教师" onclick="location.href='NewTeacher.jsp'" /> <br><br> <input type="button" value="添加学生" onclick="location.href='addStudent.jsp'" /> <br><br> <input type="button" value="登出" onclick="location.href='main.jsp'" /> </p> </html> <%@ page contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>教师系统</title> </head> <p style="text-align:center;color:black;font-family:宋体,serif; font-size:20px"> <a>管理员</a> <br> <br><br> <input type="button" value="添加教师" onclick="location.href='NewTeacher.jsp'" /> <br><br> <input type="button" value="添加学生" onclick="location.href='addStudent.jsp'" /> <br><br> <input type="button" value="登出" onclick="location.href='main.jsp'" /> </p> </html> <%@ page contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>添加教师</title> </head> <body> <jsp:useBean id="util" class="aD.Ac" scope="page" /> <% String calss="学生"; String num=(String)request.getParameter("num"); String name=(String)request.getParameter("name"); String sex=(String)request.getParameter("sex"); String banji=(String)request.getParameter("banji"); String zhuanye=(String)request.getParameter("zhuanye"); if(util.query(num)){ out.print("<script language ='javaScript'> alert('输入不能为空');window.history.back(-1); </script>"); }else if(util.numCha(num)){ out.print("<script language ='javaScript'> alert('学号必须为8位，且必须是数字');window.history.back(-1); </script>"); }else if(util.queryTeacherxiu(name, sex, banji, zhuanye)){ out.print("<script language ='javaScript'> alert('输入不能为空');window.history.back(-1); </script>"); }else if(util.addStudentNum(num)){ out.print("<script language ='javaScript'> alert('学号重复');window.history.back(-1); </script>"); }else{ util.addStudent(calss, num, name, sex, banji, zhuanye); out.print("<script language='javaScript'> alert('添加成功');</script>"); response.setHeader("refresh", "0;url=contrul.jsp"); } %> </body> </html> <%@ page language="java" import="java.sql.*" pageEncoding="utf-8"%> <html> <head> <title>添加教师</title> </head> <form id="1" action ="NewTeacherback.jsp" method="get"> <p style="text-align:center;color:black;font-family:楷体; font-size:20px"> <br> 工号: <input type="text" name="num"size="15"/> <br><br> 姓名: <input type="text" name="name"size="15"/> <br><br> 性别: <input type="text" name="sex"size="15"/> <br><br> 学院: <input type="text" name="yuan"size="15"/> <br><br> 职称: <select size ="1"name="zhichen"> <option value ="教授" selected>教授</option> <option value ="副教授">副教授</option> <option value ="讲师" >讲师</option> <option value ="助教" >助教</option> </select> <br><br> <br><br> <input type="button" value="返回上一页" onclick="javascript:history.back(-1)" /> <br><br> <input type="submit" value="确认"/> <input type="reset" value="重置"/> </p> </form> </html> <%@ page contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>添加教师</title> </head> <body> <jsp:useBean id="util" class="aD.Ac" scope="page" /> <% String calss="教师"; String num=(String)request.getParameter("num"); String name=(String)request.getParameter("name"); String sex=(String)request.getParameter("sex"); String yuan=(String)request.getParameter("yuan"); String zhichen=(String)request.getParameter("zhichen"); if(util.query(num)){ out.print("<script language ='javaScript'> alert('输入不能为空');window.history.back(-1); </script>"); }else if(util.numCha(num)){ out.print("<script language ='javaScript'> alert('工号必须为8位，且必须是数字');window.history.back(-1); </script>"); }else if(util.queryTeacherxiu(name, sex, yuan, zhichen)){ out.print("<script language ='javaScript'> alert('输入不能为空');window.history.back(-1); </script>"); }else if(util.addTeacherNum(num)){ out.print("<script language ='javaScript'> alert('工号重复');window.history.back(-1); </script>"); }else{ util.addTeaher(calss, num, name, sex, yuan, zhichen); out.print("<script language='javaScript'> alert('添加成功');</script>"); response.setHeader("refresh", "0;url=contrul.jsp"); } %> </body> </html> <%@ page contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>学生系统</title> </head> <p style="text-align:center;color:black;font-family:宋体,serif; font-size:20px"> <a>学生系统</a> <br> <br><br> <input type="button" value="修改个人信息" onclick="location.href='student-resive.jsp'" /> <br><br> <input type="button" value="浏览课程" onclick="location.href='Swatch-c.jsp'" /> <br><br> <input type="button" value="选课" onclick="location.href='xuanke.jsp'" /> <br><br> <input type="button" value="修改密码" onclick="location.href='sxiu.jsp'" /> <br><br> <input type="button" value="登出" onclick="location.href='main.jsp'" /> </p> </html> <%@ page language="java" import="java.sql.*" pageEncoding="utf-8"%> <html> <head> <title>修改</title> </head> <body> <table border="1"style="text-align:center"> <caption>学生信息</caption> <tr> <td align="center" width=3%>学号</td> <td align="center" width=3%>姓名</td> <td align="center" width=2%>性别</td> <td align="center" width=2%>班级</td> <td align="center" width=3%>专业</td> </tr> <jsp:useBean id="util" class="aD.Ac" scope="page" /> <% String num=session.getAttribute("num").toString(); try{ Connection connect = util.sjk(); Statement stmt = connect.createStatement(); ResultSet rs = stmt.executeQuery("select * from student"); while(rs.next()){ if(num.equals(rs.getObject(2).toString())) { %> <tr> <td width=3% align="center"><%=rs.getObject(2) %></td> <td width=3% align="center"><%=rs.getObject(3) %></td> <td width=2% align="center"><%=rs.getObject(4) %></td> <td width=2% align="center"><%=rs.getObject(5) %></td> <td width=3% align="center"><%=rs.getObject(6) %></td> </tr> <% } } rs.close(); connect.close(); stmt.close(); }catch (SQLException e) { e.printStackTrace(); } %> </table> </body> <form id="1" action ="student-resiveback.jsp" method="get"> <p style="text-align:center;color:black;font-family:楷体; font-size:20px"> <br> 姓名: <input type="text" name="name"size="15"/> <br><br> 性别: <input type="text" name="sex"size="15"/> <br><br> 班级: <input type="text" name="banji"size="15"/> <br><br> 专业: <input type="text" name="zhuanye"size="15"/> <br><br> <br><br> <input type="button" value="返回上一页" onclick="javascript:history.back(-1)" /> <br><br> <input type="submit" value="修改"/> <input type="reset" value="重置"/> </p> </form> </html> <%@ page contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>修改信息</title> </head> <body> <jsp:useBean id="util" class="aD.Ac" scope="page" /> <% String calss=session.getAttribute("calss").toString(); String num=session.getAttribute("num").toString(); String name=(String)request.getParameter("name"); String sex=(String)request.getParameter("sex"); String yuan=(String)request.getParameter("banji"); String zhichen=(String)request.getParameter("zhuanye"); String num1=num; if(util.queryTeacherxiu(name, sex, yuan, zhichen)){ out.print("<script language ='javaScript'> alert('输入不能为空');window.history.back(-1); </script>"); }else{ util.studentXiugai(calss, num, name, sex, yuan, zhichen, num1); out.print("<script language='javaScript'> alert('修改成功');</script>"); response.setHeader("refresh", "0;url=student.jsp"); } %> </body> </html> <%@ page language="java" import="java.sql.*" pageEncoding="utf-8"%> <html> <head> <title>浏览</title> </head> <body> <table border="1"style="text-align:center"> <caption>课程信息</caption> <tr> <td align="center" width=3%>课程编号</td> <td align="center" width=3%>课程名字</td> <td align="center" width=3%>教师</td> </tr> <jsp:useBean id="util" class="aD.Ac" scope="page" /> <% try{ Connection connect = util.sjk(); Statement stmt = connect.createStatement(); ResultSet rs = stmt.executeQuery("select * from classim"); while(rs.next()){ %> <tr> <td width=3% align="center"><%=rs.getObject(1) %></td> <td width=3% align="center"><a style="color:blue" href='classKan.jsp?id=<%=rs.getObject(1) %>'><%=rs.getObject(2)%></a></td> <td width=3% align="center"><a style="color:blue" href='teacherKan.jsp?id=<%=rs.getObject(6) %>'><%=rs.getObject(4)%></a></td> </tr> <% } rs.close(); connect.close(); stmt.close(); }catch (SQLException e) { e.printStackTrace(); } %> </table> </body> <p style="text-align:center;color:black;font-family:楷体; font-size:20px"> <br><br> <input type="button" value="返回上一页" onclick="javascript:history.back(-1)" /> </p> </html> <%@ page language="java" import="java.sql.*" pageEncoding="utf-8"%> <html> <head> <title>修改</title> </head> <body> <jsp:useBean id="util" class="aD.Ac" scope="page" /> <form id="1" action ="sxiuback.jsp" method="get"> <p style="text-align:center;color:black;font-family:楷体; font-size:20px"> <br> 输入旧密码: <input type="text" name="jiu"size="15"/> <br><br> 输入新密码: <input type="text" name="xin"size="15"/> <br><br> <br><br> <input type="button" value="返回上一页" onclick="javascript:history.back(-1)" /> <br><br> <input type="submit" value="修改"/> <input type="reset" value="重置"/> </p> </form> </body> </html> <%@page import="aD.Ac"%> <%@ page language="java" contentType="text/html; charset=utf-8" pageEncoding="utf-8"%> <!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>处理</title> </head> <body> <jsp:useBean id="util" class="aD.Ac" scope="page" /> <% String calss="学生"; String num=session.getAttribute("num").toString(); String pass=session.getAttribute("pass").toString(); String jiu=(String)request.getParameter("jiu"); String xin=(String)request.getParameter("xin"); if(util.queryEmpty(jiu, xin)){ out.print("<script language ='javaScript'> alert('输入不能为空');window.history.back(-1); </script>"); }else if(!pass.equals(jiu)){ out.print("<script language ='javaScript'> alert('旧密码错误');window.history.back(-1); </script>"); }else if(util.numCha(xin)){ out.print("<script language ='javaScript'> alert('新密码必须为8位，且必须是数字');window.history.back(-1); </script>"); }else{ util.XiuM(xin, num, calss); out.print("<script language='javaScript'> alert('修改成功');</script>"); response.setHeader("refresh", "0;url=student.jsp"); } %> </body> </html> <%@ page contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>教师系统</title> </head> <p style="text-align:center;color:black;font-family:宋体,serif; font-size:20px"> <a>教师系统</a> <br> <br><br> <input type="button" value="添加课程" onclick="location.href='teacher-addclass.jsp'" /> <br><br> <input type="button" value="修改个人信息" onclick="location.href='teacher-revise.jsp'" /> <br><br> <input type="button" value="浏览选课学生信息" onclick="location.href='teacher-watch.jsp'" /> <br><br> <input type="button" value="修改密码" onclick="location.href='Txiu.jsp'" /> <br><br> <input type="button" value="登出" onclick="location.href='main.jsp'" /> </p> </html> <%@ page contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>添加课程</title> </head> <body> <jsp:useBean id="util" class="aD.Ac" scope="page" /> <% String num=session.getAttribute("num").toString(); String classnum=(String)request.getParameter("classnum"); String classname=(String)request.getParameter("classname"); String classmax=(String)request.getParameter("classmax"); String classteacher=session.getAttribute("name").toString(); String classnow="0"; if(util.queryTeacherAdd(classnum, classname,classmax)){ out.print("<script language ='javaScript'> alert('输入不能为空');window.history.back(-1); </script>"); }else if(util.classnumCha(classnum)){ out.print("<script language ='javaScript'> alert('课程编号应为6位数字');window.history.back(-1); </script>"); }else if(util.classnumchong(classnum)){ out.print("<script language ='javaScript'> alert('课程编号已存在');window.history.back(-1); </script>"); }else if(util.pin(classmax)){ out.print("<script language ='javaScript'> alert('人数上限应为正整数');window.history.back(-1); </script>"); }else if(util.classxichong(classname, classteacher)){ out.print("<script language ='javaScript'> alert('课程重复,与您已有课程重复');window.history.back(-1); </script>"); }else{ util.inputClassT(classnum, classname, classmax, classteacher, classnow,num); out.print("<script language='javaScript'> alert('添加成功');</script>"); response.setHeader("refresh", "0;url=teacher.jsp"); } %> </body> </html> <%@ page language="java" import="java.sql.*" pageEncoding="utf-8"%> <html> <head> <title>教师信息</title> </head> <body> <table border="1"style="text-align:center"> <caption>教师信息</caption> <tr> <td align="center" width=2%>教师工号</td> <td align="center" width=3%>教师姓名</td> <td align="center" width=2%>教师性别</td> <td align="center" width=3%>教师院系</td> <td align="center" width=2%>教师职位</td> </tr> <jsp:useBean id="util" class="aD.Ac" scope="page" /> <% String a=request.getParameter("id"); try{ Connection connect = util.sjk(); Statement stmt = connect.createStatement(); ResultSet rs = stmt.executeQuery("select * from teacher"); while(rs.next()){ if(a.equals(rs.getObject(2).toString())) { %> <tr> <td width=2% align="center"><%=rs.getObject(2) %></td> <td width=3% align="center"><%=rs.getObject(3) %></td> <td width=2% align="center"><%=rs.getObject(4) %></td> <td width=3% align="center"><%=rs.getObject(5) %></td> <td width=2% align="center"><%=rs.getObject(6) %></td> </tr> <% } } rs.close(); connect.close(); stmt.close(); }catch (SQLException e) { e.printStackTrace(); } %> </table> </body> <p style="text-align:center;color:black;font-family:楷体; font-size:20px"> <br><br> <input type="button" value="返回上一页" onclick="javascript:history.back(-1)" /> </p> </html> <%@ page language="java" import="java.sql.*" pageEncoding="utf-8"%> <html> <head> <title>修改</title> </head> <body> <table border="1"style="text-align:center"> <caption>教师信息</caption> <tr> <td align="center" width=3%>工号</td> <td align="center" width=3%>姓名</td> <td align="center" width=2%>性别</td> <td align="center" width=2%>学院</td> <td align="center" width=3%>职称</td> </tr> <jsp:useBean id="util" class="aD.Ac" scope="page" /> <% String num=session.getAttribute("num").toString(); try{ Connection connect = util.sjk(); Statement stmt = connect.createStatement(); ResultSet rs = stmt.executeQuery("select * from teacher"); while(rs.next()){ if(num.equals(rs.getObject(2).toString())) { %> <tr> <td width=3% align="center"><%=rs.getObject(2) %></td> <td width=3% align="center"><%=rs.getObject(3) %></td> <td width=2% align="center"><%=rs.getObject(4) %></td> <td width=2% align="center"><%=rs.getObject(5) %></td> <td width=3% align="center"><%=rs.getObject(6) %></td> </tr> <% } } rs.close(); connect.close(); stmt.close(); }catch (SQLException e) { e.printStackTrace(); } %> </table> </body> <form id="1" action ="teacher-reviseback.jsp" method="get"> <p style="text-align:center;color:black;font-family:楷体; font-size:20px"> <br> 姓名: <input type="text" name="name"size="15"/> <br><br> 性别: <input type="text" name="sex"size="15"/> <br><br> 学院: <input type="text" name="yuan"size="15"/> <br><br> 职称: <select size ="1"name="zhichen"> <option value ="教授" selected>教授</option> <option value ="副教授">副教授</option> <option value ="讲师" >讲师</option> <option value ="助教" >助教</option> </select> <br><br> <br><br> <input type="button" value="返回上一页" onclick="javascript:history.back(-1)" /> <br><br> <input type="submit" value="修改"/> <input type="reset" value="重置"/> </p> </form> </html> <%@ page contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>修改信息</title> </head> <body> <jsp:useBean id="util" class="aD.Ac" scope="page" /> <% String calss=session.getAttribute("calss").toString(); String num=session.getAttribute("num").toString(); String name=(String)request.getParameter("name"); String sex=(String)request.getParameter("sex"); String yuan=(String)request.getParameter("yuan"); String zhichen=(String)request.getParameter("zhichen"); String num1=num; if(util.queryTeacherxiu(name, sex, yuan, zhichen)){ out.print("<script language ='javaScript'> alert('输入不能为空');window.history.back(-1); </script>"); }else{ util.teacherXiugai(calss, num, name, sex, yuan, zhichen, num1); out.print("<script language='javaScript'> alert('修改成功');</script>"); response.setHeader("refresh", "0;url=teacher.jsp"); } %> </body> </html> <%@ page language="java" import="java.sql.*" pageEncoding="utf-8"%> <html> <head> <title>修改</title> </head> <body> <table border="1"style="text-align:center"> <caption>学生选课情况</caption> <tr> <td align="center" width=3%>课程编号</td> <td align="center" width=3%>课程名称</td> <td align="center" width=3%>学生学号</td> <td align="center" width=2%>学生姓名</td> <td align="center" width=2%>学生性别</td> <td align="center" width=3%>班级</td> <td align="center" width=3%>专业</td> </tr> <jsp:useBean id="util" class="aD.Ac" scope="page" /> <% String num=session.getAttribute("num").toString(); try{ Connection connect = util.sjk(); Statement stmt = connect.createStatement(); ResultSet rs = stmt.executeQuery("select * from xuanke"); while(rs.next()){ if(num.equals(rs.getObject(2).toString())) { %> <tr> <td width=3% align="center"><%=rs.getObject(1) %></td> <td width=3% align="center"><%=rs.getObject(3) %></td> <td width=3% align="center"><%=rs.getObject(6) %></td> <td width=2% align="center"><%=rs.getObject(7) %></td> <td width=2% align="center"><%=rs.getObject(8) %></td> <td width=3% align="center"><%=rs.getObject(9) %></td> <td width=3% align="center"><%=rs.getObject(10) %></td> </tr> <% } } rs.close(); connect.close(); stmt.close(); }catch (SQLException e) { e.printStackTrace(); } %> </table> <p style="text-align:center"> <br><br> <input type="button" value="返回上一页" onclick="javascript:history.back(-1)" /> </p> </body> </html> <%@ page language="java" import="java.sql.*" pageEncoding="utf-8"%> <html> <head> <title>修改</title> </head> <body> <jsp:useBean id="util" class="aD.Ac" scope="page" /> <form id="1" action ="Txiuback.jsp" method="get"> <p style="text-align:center;color:black;font-family:楷体; font-size:20px"> <br> 输入旧密码: <input type="text" name="jiu"size="15"/> <br><br> 输入新密码: <input type="text" name="xin"size="15"/> <br><br> <br><br> <input type="button" value="返回上一页" onclick="javascript:history.back(-1)" /> <br><br> <input type="submit" value="修改"/> <input type="reset" value="重置"/> </p> </form> </body> </html> <%@ page language="java" import="java.sql.*" pageEncoding="utf-8"%> <html> <head> <title>浏览</title> </head> <body> <table border="1"style="text-align:center"> <caption>课程信息</caption> <tr> <td align="center" width=3%>课程编号</td> <td align="center" width=3%>课程名字</td> <td align="center" width=3%>课程详细信息</td> <td align="center" width=3%>教师</td> </tr> <jsp:useBean id="util" class="aD.Ac" scope="page" /> <% try{ Connection connect = util.sjk(); Statement stmt = connect.createStatement(); ResultSet rs = stmt.executeQuery("select * from classim"); while(rs.next()){ String a=rs.getObject(3).toString(); String b=rs.getObject(5).toString(); if(!a.equals(b)) { %> <tr> <td width=3% align="center"><%=rs.getObject(1) %></td> <td width=3% align="center"><%=rs.getObject(2) %></td> <td width=3% align="center"><a style="color:blue" href='xuanke-back.jsp?id=<%=rs.getObject(1) %>'>课程详细信息</a></td> <td width=3% align="center"><%=rs.getObject(4) %></td> </tr> <% } } rs.close(); connect.close(); stmt.close(); }catch (SQLException e) { e.printStackTrace(); } %> </table> </body> <p style="text-align:center;color:black;font-family:楷体; font-size:20px"> <br><br> <input type="button" value="返回上一页" onclick="javascript:history.back(-1)" /> </p> </html>
有人教的