软件环境
IDEA:2018.2
Java:jdk1.8
Mysql:8.0.13
Tomcat:8.5.23
系统功能
1.考生:注册与登录,考试,查询成绩,修改个人资料。
2.超级管理员:管理管理员信息,考生信息管理,套题信息管理,考试题目管理。
3.一般管理员:考生信息管理,套题信息管理,考试题目管理。
数据库涉及的表
lesson
manager
questions
student
studentresult
taoti
package controller;
import java.sql.Timestamp;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Set;
import javax.servlet.http.HttpSession;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.servlet.ModelAndView;
import po.Exam;
import po.Questions;
import po.QuestionsCustom;
import po.Student;
import po.Studentresult;
import po.StudentresultCustom;
import po.Taoti;
import service.QuestionsService;
import service.ResultService;
import service.StudentService;
import service.TaotiService;
@Controller
public class ExamController {
@Autowired
private TaotiService taotiService;
@Autowired
private QuestionsService questionsService;
@Autowired
private StudentService studentService;
@Autowired
private ResultService resultService;
@RequestMapping("/toExam.action")
public String toExam() throws Exception{
return "/exam";
}
@RequestMapping("/toExamPage.action")
public ModelAndView toExamPage(Integer lessonid) throws Exception{
ModelAndView modelAndView=new ModelAndView();
List<Taoti> list = taotiService.findListByLessonid(lessonid);
if (list.size()>0) {
Integer length=list.size();
Integer index=(int) (Math.random()*(length-1));
Taoti taoti=list.get(index);
List<QuestionsCustom> list2 = questionsService.findListByTaotiid(taoti.getId());
modelAndView.addObject("list", list2);
}else {
modelAndView.addObject("list", null);
}
modelAndView.setViewName("/examPage");
return modelAndView;
}
@RequestMapping("/postExam.action")
public ModelAndView postExam(Exam exam,HttpSession session) throws Exception{
ModelAndView modelAndView=new ModelAndView();
Studentresult studentresult=new Studentresult();
Map<Integer, String> map = exam.getAnswerMap();
Set<Integer> keySet=map.keySet();
Iterator<Integer> it=keySet.iterator();
Integer singleGrade=0;
Integer doubleGrade=0;
Integer taotiId=null;
while(it.hasNext()) {
Integer key=it.next();
String value=map.get(key);
Questions questions = questionsService.findById(key);
if(taotiId == null) {
taotiId=questions.getTaotiid();
}
if(questions.getType().equals("单选")) {
if(questions.getAnswer().equals(value)) {
singleGrade+=10;
}
}else {
if(questions.getAnswer().equals(value)) {
doubleGrade+=20;
}
}
}
Integer totalGrade=singleGrade+doubleGrade;
Taoti taoti = taotiService.fintOneById(taotiId);
String examnumber="CN";
SimpleDateFormat simpleDateFormat=new SimpleDateFormat("yyyyMMdd");
Date date=new Date();
String strD = simpleDateFormat.format(date);
Object studentName = session.getAttribute("studentName");
String studentId=null;
if(studentName!=null) {
String studentName2=studentName.toString();
Student student = studentService.findOne(studentName2);
studentId=student.getId().toString();
}
examnumber=examnumber+strD+studentId;
studentresult.setExamnumber(examnumber);
studentresult.setLessonid(taoti.getLessonid());
studentresult.setResingle(singleGrade);
studentresult.setResmore(doubleGrade);
studentresult.setRestotal(totalGrade);
studentresult.setCreatetime(new Timestamp(new Date().getTime()));
if(session.getAttribute("xiaowutoken")!=null) {
resultService.addOne(studentresult);
session.removeAttribute("xiaowutoken");
}
List<QuestionsCustom> questionsCustoms = questionsService.findListByTaotiid(taotiId);
StudentresultCustom studentresultCustom=new StudentresultCustom();
BeanUtils.copyProperties(studentresult, studentresultCustom);
studentresultCustom.setLessonname(questionsCustoms.get(0).getLessonName());
modelAndView.setViewName("/examResult");
modelAndView.addObject("studentresult", studentresultCustom);
return modelAndView;
}
}
package exception;
public class CustomException extends Exception {
/**
*
*/
private static final long serialVersionUID = 1L;
private String message;
public CustomException(String message) {
super(message);
this.message=message;
}
public String getMessage() {
return message;
}
public void setMessage(String message) {
this.message = message;
}
}
package serviceImpl;
import java.util.List;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.transaction.annotation.Transactional;
import mapper.LessonMapper;
import mapper.LessonMapperCustom;
import po.Lesson;
import po.LessonExample;
import po.Pagination;
import service.LessonService;
public class LessonServiceImpl implements LessonService {
@Autowired
private LessonMapper lessonMapper;
@Autowired
private LessonMapperCustom lessonMapperCustom;
public List<Lesson> getListByLimit(Pagination pagination) throws Exception {
pagination.setStartPage((pagination.getPage()-1)*pagination.getRows());
return lessonMapperCustom.getListByLimit(pagination);
}
public List<Lesson> getList() throws Exception {
LessonExample example=new LessonExample();
return lessonMapper.selectByExample(example);
}
@Transactional
public void deleteOneById(Integer id) {
lessonMapper.deleteByPrimaryKey(id);
}
@Transactional
public void addOne(Lesson lesson) {
lessonMapper.insertSelective(lesson);
}
}
package vo;
import po.Pagination;
import po.QueryResult;
import po.StudentresultCustom;
public class QueryResultVo {
private Pagination pagination;
private QueryResult queryResult;
public Pagination getPagination() {
return pagination;
}
public void setPagination(Pagination pagination) {
this.pagination = pagination;
}
public QueryResult getQueryResult() {
return queryResult;
}
public void setQueryResult(QueryResult queryResult) {
this.queryResult = queryResult;
}
}
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!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">
<link href="${pageContext.request.contextPath }/image/main_logo.ico" rel="shortcut icon">
<title>在线考试系统-首页</title>
<link rel="stylesheet" type="text/css"
href="${pageContext.request.contextPath }/easyui/themes/default/easyui.css">
<link rel="stylesheet" type="text/css"
href="${pageContext.request.contextPath }/easyui/themes/icon.css">
<script type="text/javascript"
src="${pageContext.request.contextPath }/easyui/jquery.min.js"></script>
<script type="text/javascript"
src="${pageContext.request.contextPath }/easyui/jquery.easyui.min.js"></script>
<script type="text/javascript"
src="${pageContext.request.contextPath }/easyui/locale/easyui-lang-zh_CN.js"></script>
<script type="text/javascript">
$(function(){
var spanText = $("#sp").text();
if(spanText==""){
$("#ft").hide();
}
})
</script>
</head>
<body style="background-image:url('${pageContext.request.contextPath}/image/indexback.jpg');background-size:cover">
<div style="margin-top:2%">
<font color="#01814A" size="12px" face="仿宋" style="font-weight:bold;margin-left:34%">营 养 在 线 考 试 网</font>
<br>
<br>
<font id="ft" style="margin-left:35%">当 前 学 生:<span id="sp">${
sessionScope.studentName }</span></font>
</div>
<div style="margin-top:5%;margin-left:30%">
<table cellpadding="30px">
<tr>
<td>
<a href="${pageContext.request.contextPath }/toExam.action" class="easyui-linkbutton" data-options="iconCls:'icon-edit',size:'large'"><font size="4px">在线考试</font></a>
</td>
<td>
<a href="${pageContext.request.contextPath }/queryResult.action" class="easyui-linkbutton" data-options="iconCls:'icon-search',size:'large'"><font size="4px">成绩查询</font></a>
</td>
</tr>
<tr>
<td>
<a href="${pageContext.request.contextPath }/toEdit.action" class="easyui-linkbutton" data-options="iconCls:'icon-reload',size:'large'"><font size="4px">修改资料</font></a>
</td>
<td>
<a href="${pageContext.request.contextPath }/logout.action" class="easyui-linkbutton" data-options="iconCls:'icon-cancel',size:'large'"><font size="4px">退出系统</font></a>
</td>
</tr>
</table>
</div>
<center style="margin-top:5%">
<font>CopyRight ©: 水坚石青 版权所有</font>
</center>
</body>
</html>
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<link href="${pageContext.request.contextPath }/image/main_logo.ico" rel="shortcut icon">
<title>在线考试系统-后台管理</title>
<link rel="stylesheet" type="text/css"
href="${pageContext.request.contextPath }/easyui/themes/default/easyui.css">
<link rel="stylesheet" type="text/css"
href="${pageContext.request.contextPath }/easyui/themes/icon.css">
<script type="text/javascript"
src="${pageContext.request.contextPath }/easyui/jquery.min.js"></script>
<script type="text/javascript"
src="${pageContext.request.contextPath }/easyui/jquery.easyui.min.js"></script>
<script type="text/javascript"
src="${pageContext.request.contextPath }/easyui/locale/easyui-lang-zh_CN.js"></script>
<script type="text/javascript">
function openTab(title,url,icon){
var managerName="${sessionScope.managerName}";
if (managerName=="") {
window.location.href="${pageContext.request.contextPath }/managerLogout.action";
return;
}
if ($("#tabs").tabs("exists",title)) {
$("#tabs").tabs("select",title);
}else{
var content="";
$("#tabs").tabs("add",{
title:title,
iconCls:icon,
closable:true,
content:content
})
}
}
</script>
</head>
<body class="easyui-layout">
<input id="managerAuthority" type="hidden" value="${sessionScope.managerAuthority }">
<div data-options="region:'north'" style="height:60px">
<div style="line-height:60px;height:58px;background-image:url('${pageContext.request.contextPath}/image/signinback.jpg');background-size:cover">
<font color="white" size="8px" face="仿宋" style="font-weight:bold;margin-left:2%">营 养 在 线 考 试 网<font size="5px" color="black"> -- 后 台 管 理 </font></font>
<font id="ft" style="margin-left:20%">当 前 管 理 员:<span id="sp">${
sessionScope.managerName }</span></font>
</div>
</div>
<div data-options="region:'south'" style="height:40px">
<center style="margin-top:1%">
<font>CopyRight © : 2021 水坚石青 版权所有</font>
</center>
</div>
<div data-options="region:'west',title:'后台导航栏',split:true" style="width:200px">
<div class="easyui-accordion" data-options="fit:true">
<c:if test="${sessionScope.managerAuthority=='super' }">
<div title="管理员管理" style="padding: 10px" data-options="iconCls:'icon-man'" align="center">
<a href="javascript:openTab('管理员信息管理','managerList.jsp','icon-man')" class="easyui-linkbutton" data-options="iconCls:'icon-man',plain:true" style="width:150px">管理员信息管理</a>
</div>
</c:if>
<div title="考生管理" style="padding: 10px" data-options="iconCls:'icon-group'" align="center">
<a href="javascript:openTab('考生信息管理','managerStudentList.jsp','icon-group')" class="easyui-linkbutton" data-options="iconCls:'icon-group',plain:true" style="width:150px">考生信息管理</a>
<a href="javascript:openTab('考生成绩管理','managerQueryResult.jsp','icon-definition')" class="easyui-linkbutton" data-options="iconCls:'icon-definition',plain:true" style="width:150px">考生成绩管理</a>
</div>
<div title="试题管理" style="padding:10px" data-options="iconCls:'icon-ask'" align="center">
<a href="javascript:openTab('课程信息管理','managerLessonList.jsp','icon-ask')" class="easyui-linkbutton" data-options="iconCls:'icon-ask',plain:true" style="width:150px">课程信息管理</a>
<a href="javascript:openTab('套题信息管理','managerTaotiList.jsp','icon-deployment')" class="easyui-linkbutton" data-options="iconCls:'icon-deployment',plain:true" style="width:150px">套题信息管理</a>
<a href="javascript:openTab('考试题目管理','managerQuestionsList.jsp','icon-flow')" class="easyui-linkbutton" data-options="iconCls:'icon-flow',plain:true" style="width:150px">考试题目管理</a>
</div>
<div title="系统管理" style="padding: 10px" align="center">
<a href="${pageContext.request.contextPath }/managerLogout.action" class="easyui-linkbutton" data-options="iconCls:'icon-signout',plain:true" style="width:150px">退出后台管理</a>
</div>
</div>
</div>
<div data-options="region:'center'" style="padding:1px;background:#eee">
<div id="tabs" class="easyui-tabs" data-options="fit:true,border:false">
<div title="首页">
<div align="center" style="margin-top: 15%">
<font size="6" style="font-weight: bold">欢 迎 使 用 !</font>
</div>
</div>
</div>
</div>
</body>
</html>
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