Java项目:在线高中考试系统(java+SSM+Jsp+Mysql+Maven)
源码获取：博客首页 "资源" 里下载！
项目分为前台和后台，前台主要为学生角色、后台主要为管理员角色。
管理员添加试题和发布试卷，学生负责在线考试、在线查看成绩和错题记录列表等。
管理员功能有：年级管理、课程管理、试题管理、试卷管理、学生管理等。
运行环境：jdk1.8、mysql5.x、eclipse、tomcat8.5\7.0、maven3.5\3.6。
登录控制层：
@Controller
public class LoginController {
@Autowired
private StudentService studentService;
@Autowired
private TeacherService teacherService;
@Autowired
private QuestionService questionService;
@Autowired
private PaperService paperService;
@Autowired
private ClasseService classeService;
@Autowired
private RecordService recordService;
@RequestMapping("/")
public String view(Model model){
//查询所有用户
int teas=teacherService.queryCountAll();
int stus=studentService.queryCOuntALlstu();
int alllogers=teas+stus;
//统计试题
int allQues=questionService.queryCountAllQues();
//统计试卷
int allPaps=paperService.queryCountALlPaps();
model.addAttribute("allPaps",allPaps);
model.addAttribute("allQues",allQues);
model.addAttribute("alllogers",alllogers);
return "stage/prexam";
}
//后台切换到前台登录
@RequestMapping("/foreLogin")
public String foreLogin(){
return "stage/login";
}
//前台切换到后台登录
@RequestMapping("/backLogin")
public String backLogin(){
return "stage/loginx";
}
//后台教师登录验证
@ResponseBody
@RequestMapping("/backLogin/check")
public Object backCheck(Teacher teacher, HttpServletRequest request){
AjaxResult result=new AjaxResult();
HttpSession session=request.getSession();
Teacher teac=teacherService.check(teacher);
if(teac!=null){
session.setAttribute("logerd",teac);
result.setSuccess(true);
}else {
result.setSuccess(false);
}
return result;
}
@RequestMapping("/index")
public String index(Model model){
//查询所有用户
int teas=teacherService.queryCountAll();
int stus=studentService.queryCOuntALlstu();
int alllogers=teas+stus;
//统计试题
int allQues=questionService.queryCountAllQues();
//统计试卷
int allPaps=paperService.queryCountALlPaps();
List ScoreHStu=recordService.queryRankScoreRecord();
List AccHStu=recordService.queryRankAccRecord();
model.addAttribute("ScoreHStu",ScoreHStu);
model.addAttribute("AccHStu",AccHStu);
model.addAttribute("allPaps",allPaps);
model.addAttribute("allQues",allQues);
model.addAttribute("alllogers",alllogers);
return "index";
}
//前台学生登录考试
@ResponseBody
@RequestMapping("/foreCheck/check")
public Object foreCheck(Student student, HttpServletRequest request){
AjaxResult result=new AjaxResult();
HttpSession session=request.getSession();
Student stud=studentService.check(student);
if(stud!=null){
session.setAttribute("loger",stud);
result.setSuccess(true);
}else {
result.setSuccess(false);
}
return result;
}
//前台登录到展示页面
@RequestMapping("/indexprexam")
public String indexprexam(){
return "stage/prexamed";
}
//退出系统
@RequestMapping(value = {"*/logout","/logout","teacher/logout"})
public String logout(HttpSession session) {
//session里可能不止存放一个数据，移除麻烦，所以让其失效跟直接
session.invalidate();
return "redirect:/";
}
//学生注册
//去添加页面
@RequestMapping("/prexam/toAddStudent")
public String toAddStudent(Model model){
List allClasees = classeService.getAll();
model.addAttribute("allClasees",allClasees);
return "stage/studentAdd";
}
//添加具体操作
@RequestMapping("/prexam/AddStudent")
public String AddStudent(Student student){
studentService.AddStudent(student);
return "redirect:/foreLogin";
}
@RequestMapping("/zhao")
public String zhao(){
return "stage/zhao";
}
}
学生管理控制层：
@Controller
@RequestMapping("/student")
public class StudentController {
@Autowired
private ClasseMapper classeMapper;
@Autowired
private StudentService studentService;
//查看所有学生
@RequestMapping("/getAllStudent")
public String getAllStudent(Model model){
List students = studentService.getAll();
model.addAttribute("students",students);
return "student/studentList";
}
//修改编辑功能,先获取该id得学生信息
@RequestMapping("/{id}")
public String updateStudent(@PathVariable("id") Integer id,Model model){
Student student=studentService.getStudentById(id);
List classes = classeMapper.queryAll();
model.addAttribute("classes",classes);
model.addAttribute("student",student);
return "student/studentEdit";
}
//更改学生信息
@RequestMapping("/editStudent")
public String EditStudent(Student student){
studentService.EditStudent(student);
return "redirect:/student/getAllStudent";
}
//删除学生
@RequestMapping("/deleteStudent/{id}")
public String deleteStudent(@PathVariable("id") Integer id){
studentService.deleteById(id);
return "redirect:/student/getAllStudent";
}
}
问题管理控制层：
@Controller
@RequestMapping("/question")
public class QuestionController {
@Autowired
private QuestionService questionService;
@Autowired
private TeacherService teacherService;
@Autowired
private PaperService paperService;
//查看所有试题 pagesize控制每页数据条数
@RequestMapping("/getAllQuestion")
public String getAllQuestion(Question question,@RequestParam(defaultValue = "1") int pageNum,
@RequestParam(defaultValue = "4") int pageSize,
Model model){
//查找所有题目课程和所有类型，且去重
List questionCourses=questionService.queryAllCourse();
questionCourses.add(new Question("bug","all"));
List questionTypes=questionService.queryAllType();
questionTypes.add(new Question("k","bug"));
String questionCourseBef = question.getQuestionCourse();
String questionCourseresRes="";
if(questionCourseBef==null){
//默认查询所有
questionCourseresRes="all";
}else {
questionCourseresRes=questionCourseBef;
}
//若是第一次查询则用上次提交的表单中的类型、课程，若是第二次查询则延用上次类型
String questionTypeBef=question.getQuestionType();
String questionTypesRes="";
if(questionTypeBef==null){
//默认查询所有
questionTypesRes="k";
}else {
questionTypesRes=questionTypeBef;
}
List questionids=paperService.queryALlQuestionId();
List quesIds=new ArrayList<>();
for(Question qid:questionids){
quesIds.add(qid.getQuestionId());
}
model.addAttribute("quesIds",quesIds);
PageHelper.startPage(pageNum,pageSize);//这行是重点，表示从pageNum页开始，每页pageSize条数据
List questions = questionService.getAll(question);
PageInfo pageInfo = new PageInfo(questions);
model.addAttribute("questionCourseresRes",questionCourseresRes);
model.addAttribute("questionTypesRes",questionTypesRes);
model.addAttribute("questionTypes",questionTypes);
model.addAttribute("questionCourses",questionCourses);
model.addAttribute("pageInfo",pageInfo);
return "question/questionList";
}
//试题添加或者修改操作，先去添加页面
@RequestMapping("/toAddQuestion")
public String toAddQuestion(Model model){
List questionCourses=questionService.queryAllCourse();
List questionTypes=questionService.queryAllType();
model.addAttribute("questionTypes",questionTypes);
model.addAttribute("questionCourses",questionCourses);
return "question/questionAdd";
}
//添加具体操作
@RequestMapping("/addQuestion")
public String addQuestion(Question question){
questionService.addQuestion(question);
return "redirect:/question/getAllQuestion";
}
//试题去修改页面
@RequestMapping("/toEditQuestion/{id}")
public String toEditQuestion(@PathVariable("id") Integer id,Model model){
List questionCourses=questionService.queryAllCourse();
List questionTypes=questionService.queryAllType();
Question question=questionService.getQuestionById(id);
model.addAttribute("questionTypes",questionTypes);
model.addAttribute("questionCourses",questionCourses);
model.addAttribute("question",question);
return "question/questionEdit";
}
//修改具体操作
@RequestMapping("/EditQuestion")
public String EditQuestion(Question question){
questionService.editQuestion(question);
return "redirect:/question/getAllQuestion";
}
//试题删除
@RequestMapping("/deleteQuestion/{id}")
public String deleteQuestionById(@PathVariable("id") Integer id){
questionService.deleteQuestionById(id);
return "redirect:/question/getAllQuestion";
}
}
源码获取：博客首页 "资源" 里下载！