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Code都可以系统功能本系统实现管理员、学生、教师模块。管理员模块功能学生、课程信息、课程分类、教师、课程成绩、学习视频、试题库管理、试卷管理、试题管理、系统公告、关于我们、系统公告分类、系统简介、考试记录、课程信息列表、学习视频列表等。学生模块功能课程成绩、课程信息列表、学习视频列表等。教师模块功能课程信息、课程分类、课程成绩、学习视频、试题管理、试题库管理、试卷管理、考试记录、课程信息列表、学习视频列表等。运行截图论文目录核心代码packagecom.controller;importjava.text.SimpleDateFormat;importcom.alibaba.fastjson.JSONObject;importjava.util.*;importorg.springframework.beans.BeanUtils;importjavax.servlet.http.HttpServletRequest;importorg.springframework.web.context.ContextLoader;importjavax.servlet.ServletContext;importcom.service.TokenService;importcom.utils.StringUtil;importjava.lang.reflect.InvocationTargetException;importcom.service.DictionaryService;importorg.apache.commons.lang3.StringUtils;importcom.annotation.IgnoreAuth;importorg.slf4j.Logger;importorg.slf4j.LoggerFactory;importorg.springframework.beans.factory.annotation.Autowired;importorg.springframework.stereotype.Controller;importorg.springframework.web.bind.annotation.*;importcom.baomidou.mybatisplus.mapper.EntityWrapper;importcom.baomidou.mybatisplus.mapper.Wrapper;importcom.entity.YonghuEntity;importcom.service.YonghuService;importcom.entity.view.YonghuView;importcom.utils.PageUtils;importcom.utils.R;RestControllerControllerRequestMapping(/yonghu)publicclassYonghuController{privatestaticfinalLoggerloggerLoggerFactory.getLogger(YonghuController.class);AutowiredprivateYonghuServiceyonghuService;AutowiredprivateTokenServicetokenService;AutowiredprivateDictionaryServicedictionaryService;//级联表service/** * 后端列表 */RequestMapping(/page)publicRpage(RequestParamMapString,Objectparams,HttpServletRequestrequest){logger.debug(page方法:,,Controller:{},,params:{},this.getClass().getName(),JSONObject.toJSONString(params));params.put(orderBy,id);PageUtilspageyonghuService.queryPage(params);//字典表数据转换ListYonghuViewlist(ListYonghuView)page.getList();for(YonghuViewc:list){//修改对应字典表字段dictionaryService.dictionaryConvert(c);}returnR.ok().put(data,page);}/** * 后端详情 */RequestMapping(/info/{id})publicRinfo(PathVariable(id)Longid){logger.debug(info方法:,,Controller:{},,id:{},this.getClass().getName(),id);YonghuEntityyonghuyonghuService.selectById(id);if(yonghu!null){//entity转viewYonghuViewviewnewYonghuView();BeanUtils.copyProperties(yonghu,view);//把实体数据重构到view中//修改对应字典表字段dictionaryService.dictionaryConvert(view);returnR.ok().put(data,view);}else{returnR.error(511,查不到数据);}}/** * 后端保存 */RequestMapping(/save)publicRsave(RequestBodyYonghuEntityyonghu,HttpServletRequestrequest){logger.debug(save方法:,,Controller:{},,yonghu:{},this.getClass().getName(),yonghu.toString());WrapperYonghuEntityqueryWrappernewEntityWrapperYonghuEntity().eq(username,yonghu.getUsername()).or().eq(yonghu_phone,yonghu.getYonghuPhone()).or().eq(yonghu_id_number,yonghu.getYonghuIdNumber());;logger.info(sql语句:queryWrapper.getSqlSegment());YonghuEntityyonghuEntityyonghuService.selectOne(queryWrapper);if(yonghuEntitynull){yonghu.setCreateTime(newDate());yonghu.setPassword(123456);// String role String.valueOf(request.getSession().getAttribute(role));// if(.equals(role)){// yonghu.set// }yonghuService.insert(yonghu);returnR.ok();}else{returnR.error(511,账户或者身份证号或者手机号已经被使用);}}/** * 后端修改 */RequestMapping(/update)publicRupdate(RequestBodyYonghuEntityyonghu,HttpServletRequestrequest){logger.debug(update方法:,,Controller:{},,yonghu:{},this.getClass().getName(),yonghu.toString());//根据字段查询是否有相同数据WrapperYonghuEntityqueryWrappernewEntityWrapperYonghuEntity().notIn(id,yonghu.getId()).andNew().eq(username,yonghu.getUsername()).or().eq(yonghu_phone,yonghu.getYonghuPhone()).or().eq(yonghu_id_number,yonghu.getYonghuIdNumber());;logger.info(sql语句:queryWrapper.getSqlSegment());YonghuEntityyonghuEntityyonghuService.selectOne(queryWrapper);if(.equals(yonghu.getYonghuPhoto())||null.equals(yonghu.getYonghuPhoto())){yonghu.setYonghuPhoto(null);}if(yonghuEntitynull){// String role String.valueOf(request.getSession().getAttribute(role));// if(.equals(role)){// yonghu.set// }yonghuService.updateById(yonghu);//根据id更新returnR.ok();}else{returnR.error(511,账户或者身份证号或者手机号已经被使用);}}/** * 删除 */RequestMapping(/delete)publicRdelete(RequestBodyInteger[]ids){logger.debug(delete:,,Controller:{},,ids:{},this.getClass().getName(),ids.toString());yonghuService.deleteBatchIds(Arrays.asList(ids));returnR.ok();}/** * 登录 */IgnoreAuthRequestMapping(value/login)publicRlogin(Stringusername,Stringpassword,Stringcaptcha,HttpServletRequestrequest){YonghuEntityyonghuyonghuService.selectOne(newEntityWrapperYonghuEntity().eq(username,username));if(yonghunull||!yonghu.getPassword().equals(password)){returnR.error(账号或密码不正确);}StringtokentokenService.generateToken(yonghu.getId(),username,yonghu,用户);RrR.ok();r.put(token,token);r.put(role,用户);r.put(username,yonghu.getYonghuName());r.put(tableName,yonghu);r.put(userId,yonghu.getId());returnr;}/** * 注册 */IgnoreAuthPostMapping(value/register)publicRregister(RequestBodyYonghuEntityyonghu){// ValidatorUtils.validateEntity(user);if(yonghuService.selectOne(newEntityWrapperYonghuEntity().eq(username,yonghu.getUsername()).orNew().eq(yonghu_phone,yonghu.getYonghuPhone()).orNew().eq(yonghu_id_number,yonghu.getYonghuIdNumber()))!null){returnR.error(账户已存在或手机号或身份证号已经被使用);}yonghuService.insert(yonghu);returnR.ok();}/** * 重置密码 */GetMapping(value/resetPassword)publicRresetPassword(Integerid){YonghuEntityyonghunewYonghuEntity();yonghu.setPassword(123456);yonghu.setId(id);yonghuService.updateById(yonghu);returnR.ok();}/** * 获取用户的session用户信息 */RequestMapping(/session)publicRgetCurrYonghu(HttpServletRequestrequest){Integerid(Integer)request.getSession().getAttribute(userId);YonghuEntityyonghuyonghuService.selectById(id);returnR.ok().put(data,yonghu);}/** * 退出 */GetMapping(valuelogout)publicRlogout(HttpServletRequestrequest){request.getSession().invalidate();returnR.ok(退出成功);}}t(data,yonghu);}/** * 退出 */GetMapping(valuelogout)publicRlogout(HttpServletRequestrequest){request.getSession().invalidate();returnR.ok(退出成功);}}est.getSession().invalidate();returnR.ok(退出成功);}}t(data,yonghu);}/** * 退出 */GetMapping(valuelogout)publicRlogout(HttpServletRequestrequest){request.getSession().invalidate();returnR.ok(退出成功);}}