这篇文章主要介绍了Java如何实现在线高中考试系统，具有一定借鉴价值，感兴趣的朋友可以参考下，希望大家阅读完这篇文章之后大有收获，下面让小编带着大家一起了解一下。
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。
统一管理学生 教师 管理员信息：
计算
安全
数据库
网络和加速
企业服务
/**
* 统一管理学生 教师 管理员信息
*/
@RestController
public class UserController {
@Resource(name = "userService")
private IUserService userService;
/**
* 查询用户信息
* 先判断用户类型 在查询用户信息
*/
@RequestMapping(value = "/user/qryUserInfo", method = RequestMethod.POST, produces = {"application/json;charset=UTF-8"})
public Result<User> qryUserInfo() {
return userService.qryUserInfo();
}
/**
* 更新用户信息
*/
@RequestMapping(value = "/user/update", method = RequestMethod.POST, produces = {"application/json;charset=UTF-8"})
public Result<User> update(HttpRequest request) {
User user = new User();
user.setUserId(request.getString("user_id"));
user.setName(request.getString("name"));
user.setSex(request.getInteger("sex"));
user.setType(User.UserType.get(request.getInteger("type")));
return userService.update(user, ImageUtil.stringToBytes(request.getString("user_image")));
}
/**
* 更新用户密码
*/
@RequestMapping(value = "/user/updatePwd", method = RequestMethod.POST, produces = {"application/json;charset=UTF-8"})
public Result<User> updatePwd(HttpRequest request) {
return userService.updatePwd(request.getString("old_pwd"), request.getString("pwd"));
}
}管理员控制器：
/**
* 管理员控制器
*/
@RestController
public class AdminController {
@Resource(name = "adminService")
private IAdminService adminService;
/**
* 管理员 查询管理员列表
*/
@RequestMapping(value = "/admin/qryPage", method = RequestMethod.POST, produces = {"application/json;charset=UTF-8"})
@RoleAnnotation(types = {RoleEnum.admin})
public ListResult<Admin> qryPage(HttpRequest request) {
Map<String, Object> param = new HashMap<>();
int pageNo = request.containsKey("page_no") ? request.getInteger("page_no") : 1;
int pageSize = request.containsKey("page_size") ? request.getInteger("page_size") : 20;
if (request.containsKey("login_name")) {
param.put("login_name", request.getString("login_name"));
}
if (request.containsKey("name")) {
param.put("name", request.getString("name"));
}
return adminService.qryPage(param, pageNo, pageSize);
}
/**
* 管理员 添加管理员
*/
@RequestMapping(value = "/admin/add", method = RequestMethod.POST, produces = {"application/json;charset=UTF-8"})
@RoleAnnotation(types = {RoleEnum.admin})
public Result<Admin> insert(HttpRequest request) {
Admin admin = new Admin();
admin.setLoginName(request.getString("login_name"));
admin.setName(request.getString("admin_name"));
admin.setPwd(request.getString("login_name"));
admin.setSex(request.getInteger("sex"));
admin.setUpdateTime(new Date());
return adminService.insert(admin, ImageUtil.stringToBytes(request.getString("admin_image")));
}
/**
* 管理员 更新管理员
*/
@RequestMapping(value = "/admin/update", method = RequestMethod.POST, produces = {"application/json;charset=UTF-8"})
@RoleAnnotation(types = {RoleEnum.admin})
public Result<Admin> update(HttpRequest request) {
Admin admin = new Admin();
admin.setLoginName(request.getString("login_name"));
admin.setName(request.getString("admin_name"));
admin.setPwd(request.getString("login_name"));
admin.setSex(request.getInteger("sex"));
admin.setUpdateTime(new Date());
return adminService.update(admin, ImageUtil.stringToBytes(request.getString("admin_image")));
}
/**
* 管理员 删除管理员
*/
@RequestMapping(value = "/admin/del", method = RequestMethod.POST, produces = {"application/json;charset=UTF-8"})
@RoleAnnotation(types = {RoleEnum.admin})
public Result<Admin> del(HttpRequest request) {
List<String> adminIdList = new ArrayList<>();
JSONArray array = request.getJSONArray("admin_id_list");
for (int i = 0; i < array.size(); i++) {
adminIdList.add(array.getString(i));
}
return adminService.del(adminIdList);
}
}考试管理控制器：
/**
* 考试管理控制器
*/
@RestController
public class ExamInfoController {
@Resource(name = "examInfoService")
private IExamInfoService examInfoService;
/**
* 教师 查询考试列表
*/
@RequestMapping(value = "/examinfo/qryPage", method = RequestMethod.POST, produces = {"application/json;charset=UTF-8"})
@RoleAnnotation(types = {RoleEnum.teacher})
public ListResult<ExamInfo> exam(HttpRequest request) {
Map<String, Object> param = new HashMap<>();
int pageNo = request.containsKey("page_no") ? request.getInteger("page_no") : 1;
int pageSize = request.containsKey("page_size") ? request.getInteger("page_size") : 20;
return examInfoService.qryPage(param, pageNo, pageSize);
}
/**
* 教师 添加新的考试信息
*/
@RequestMapping(value = "/examinfo/add", method = RequestMethod.POST, produces = {"application/json;charset=UTF-8"})
@RoleAnnotation(types = {RoleEnum.teacher})
public Result<ExamInfo> insert(HttpRequest request) {
ExamInfo exam = new ExamInfo();
exam.setTestPaperId(request.getInteger("test_paper_id"));
exam.setClassId(request.getString("class_id"));
exam.setState(1);
exam.setTime(request.getInteger("time"));
exam.setEffTime(DateUtils.toDate(request.getString("eff_time"), DateConst.DATE_TIME_FORMAT_YYYY_MM_DD_HH_MI));
exam.setExpTime(DateUtils.toDate(request.getString("exp_time"), DateConst.DATE_TIME_FORMAT_YYYY_MM_DD_HH_MI));
exam.setUpdateTime(new Date());
return examInfoService.insert(exam);
}
/**
* 教师 更新考试信息
*/
@RequestMapping(value = "/examinfo/update", method = RequestMethod.POST, produces = {"application/json;charset=UTF-8"})
@RoleAnnotation(types = {RoleEnum.teacher})
public Result<ExamInfo> update(HttpRequest request) {
ExamInfo exam = new ExamInfo();
exam.setExamId(request.getInteger("exam_id"));
exam.setTestPaperId(request.getInteger("test_paper_id"));
exam.setClassId(request.getString("class_id"));
exam.setState(1);
exam.setTime(request.getInteger("time"));
exam.setEffTime(DateUtils.toDate(request.getString("eff_time"), DateConst.DATE_TIME_FORMAT_YYYY_MM_DD_HH_MI));
exam.setExpTime(DateUtils.toDate(request.getString("exp_time"), DateConst.DATE_TIME_FORMAT_YYYY_MM_DD_HH_MI));
exam.setUpdateTime(new Date());
exam.setUpdateTime(new Date());
return examInfoService.update(exam);
}
/**
* 教师 新建状态的考试信息可以删除
*/
@RequestMapping(value = "/examinfo/del", method = RequestMethod.POST, produces = {"application/json;charset=UTF-8"})
@RoleAnnotation(types = {RoleEnum.teacher})
public Result<ExamInfo> del(HttpRequest request) {
List<Integer> examIdList = new ArrayList<>();
JSONArray array = request.getJSONArray("exam_id_list");
for (int i = 0; i < array.size(); i++) {
examIdList.add(array.getInteger(i));
}
return examInfoService.del(examIdList);
}
/**
* 教师 发布考试信息
*/
@RequestMapping(value = "/examinfo/release", method = RequestMethod.POST, produces = {"application/json;charset=UTF-8"})
@RoleAnnotation(types = {RoleEnum.teacher})
public Result<ExamInfo> updateState(HttpRequest request) {
return examInfoService.release(request.getInteger("exam_id"));
}
/**
* 学生 查询考试试题分组列表
*/
@RequestMapping(value = "/examinfo/qryExamQueGroupList", method = RequestMethod.POST, produces = {"application/json;charset=UTF-8"})
@RoleAnnotation(types = {RoleEnum.student, RoleEnum.teacher})
public Result<TestPaperQuestionGroup> qryExamQueGroupList(HttpRequest request) {
return examInfoService.qryExamQueGroupList(request.getInteger("exam_id"));
}
/**
* 学生 查询考试试题列表
*/
@RequestMapping(value = "/examinfo/qryExamQuestionList", method = RequestMethod.POST, produces = {"application/json;charset=UTF-8"})
@RoleAnnotation(types = {RoleEnum.student})
public Result<StudentExamQuestionRecord> qryExamQuestionList(HttpRequest request) {
return examInfoService.qryExamQuestionList(request.getInteger("exam_id"), request.getString("student_id"), request.getInteger("question_group_id"));
}
/**
* 教师 判卷查询试题列表
*/
@RequestMapping(value = "/examinfo/qryMarkQueList", method = RequestMethod.POST, produces = {"application/json;charset=UTF-8"})
@RoleAnnotation(types = {RoleEnum.teacher})
public Result<StudentExamQuestionRecord> qryMarkQueList(HttpRequest request) {
return examInfoService.qryMarkQueList(request.getInteger("exam_id"), request.getString("student_id"), request.getInteger("question_group_id"));
}
/**
* 教师 记录学生考试分数 complete
*/
@RequestMapping(value = "/examinfo/updateQueScore", method = RequestMethod.POST, produces = {"application/json;charset=UTF-8"})
@RoleAnnotation(types = {RoleEnum.teacher})
public Result<ExamInfo> updateQueScore(HttpRequest request) {
StudentExamQuestionRecord record = new StudentExamQuestionRecord();
record.setExamId(request.getInteger("exam_id"));
record.setStudentId(request.getString("student_id"));
record.setQuestionGroupId(request.getInteger("question_group_id"));
record.setQuestionId(request.getLong("question_id"));
record.setScore(request.getFloat("score"));
record.setCorrect(request.getBoolean("correct"));
return examInfoService.updateQueScore(record);
}
/**
* 教师 完成评分
*/
@RequestMapping(value = "/examinfo/complete", method = RequestMethod.POST, produces = {"application/json;charset=UTF-8"})
@RoleAnnotation(types = {RoleEnum.teacher})
public Result<ExamInfo> complete(HttpRequest request) {
return examInfoService.complete(request.getInteger("exam_id"),
request.getString("student_id"));
}
}登录控制层：
@RestController
public class LoginController {
@Resource(name = "loginService")
private ILoginService loginService;
/**
* 用户登录调用 在登陆成功生成两个token 同时返回各自首页
* * 学生 student/student
* * 老师 teacher/teacher
* * 管理员 admin/admin
*/
@RequestMapping(value = "/login/login", method = RequestMethod.POST, produces = {"application/json;charset=UTF-8"})
public Result<Token> login(HttpRequest request) {
return loginService.login(request.getString("login_name"), request.getString("pwd"));
}
/**
* 登录检查
*/
@RequestMapping(value = "/login/check", method = RequestMethod.POST, produces = {"application/json;charset=UTF-8"})
public Result<Token> check() {
return new Result<>();
}
/**
* token 续约
*/
@RequestMapping(value = "/login/refresh", method = RequestMethod.POST, produces = {"application/json;charset=UTF-8"})
public Result<Token> refresh(HttpRequest request) {
String refreshToken = request.getString("refresh_token");
String urlId = request.getString("url_id");
Token token = TokenCache.getInstance().get(urlId);
if(token == null){
ExceptionHelper.error(ErrorCode.ERROR_CODE_0003);
}
try {
Claims claims = TokenUtils.parseToken(refreshToken);
if (StringUtils.isNotEmpty((String.valueOf(claims.getOrDefault("student_id", ""))))) {
claims.put("student_id", SessionContext.get("student_id"));
}
if (StringUtils.isNotEmpty((String.valueOf(claims.getOrDefault("teacher_id", ""))))) {
claims.put("teacher_id", SessionContext.get("teacher_id"));
}
if (StringUtils.isNotEmpty((String.valueOf(claims.getOrDefault("login_name", ""))))) {
claims.put("login_name", SessionContext.get("login_name"));
}
claims.put("name", claims.get("name"));
token.setToken(TokenUtils.createToken(claims, TokenUtils.expireTime));
token.setRefreshToken(TokenUtils.createToken(claims, TokenUtils.long_expireTime));
TokenCache.getInstance().add(token);
} catch (Exception e) {
ExceptionHelper.error(ErrorCode.ERROR_CODE_0003);
}
return new Result<>(token);
}
/**
* 退出系统
*/
@RequestMapping(value = "/login/exit", method = RequestMethod.POST, produces = {"application/json;charset=UTF-8"})
public Result<Token> exit(HttpRequest request) {
String urlId = request.getString("url_id");
if (StringUtils.isNotEmpty(urlId)) {
TokenCache.getInstance().remove(urlId);
}
return new Result<>();
}
}感谢你能够认真阅读完这篇文章，希望小编分享的“Java如何实现在线高中考试系统”这篇文章对大家有帮助，同时也希望大家多多支持亿速云，关注亿速云行业资讯频道，更多相关知识等着你来学习!
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