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This article will explain in detail how java+SpringBoot designs and implements the teaching evaluation system. The content of the article is of high quality, so the editor will share it with you for reference. I hope you will have a certain understanding of the relevant knowledge after reading this article.

Main function

There are three roles: administrator, teacher and student.

Administrator functions are: student management, teacher management, teaching evaluation management, index management, curriculum management and so on.

Teachers' functions are: student management, index management, curriculum management.

Students' functions are: teaching evaluation and management.

Operation environment

Jdk1.8, mysql5.X, maven3.5\ 3.6, idea

Effect picture display

< projects.size(); i++) { if (projects.get(i).getVerifyprojectFlag() == 0) projects.get(i).setProjectZT("未审核"); else if (projects.get(i).getVerifyprojectFlag() == 1) projects.get(i).setProjectZT("审核未通过"); else projects.get(i).setProjectZT("审核通过"); } modelMap.addAttribute("Myproject", projects); return "teacher/graduation/section_xq/index"; } // 发布或取消发布已审核通过的课题 @PostMapping("/fb_project") @ResponseBody public String fun8(Long project_id, String pd,HttpSession httpSession) { int s = Integer.parseInt(pd); teacherService.updateProjectFB(project_id, s); if (s == 0) { teacherService.deleteSelectedAll(project_id); teacherService.updateProjectCount(project_id); } Map map = new HashMap(); map.put("pd", "" + 1); return JSONObject.toJSONString(map); } @PostMapping("del_project") @ResponseBody public Msg deleteProject(Long id) { teacherService.deleteProject(id); return Msg.success(); } @PostMapping("/updateSubject") @ResponseBody public Msg updateProject(Long id, String projectName, Long idProjecttype, Long idProjectsource, String marchspecialty, String teachernames, @RequestParam(value = "file", required = false) MultipartFile file, HttpServletRequest request, HttpSession httpSession) throws IOException { //拼接 teacherNames 字段 TeacherWithBLOBs teacher = (TeacherWithBLOBs) request.getSession().getAttribute("teacherInfo"); String teacherName = teacher.getName(); if (teachernames == null || teachernames.trim().length() == 0) { teachernames = teacherName; } else { teachernames = teacherName + "&" + teachernames; } SubjectWithBLOBs subject = null; //文件大小 为 0 则表示 文件没上传 long size = file.getSize(); //不更新课题文件情况 if (file == null || size == 0) { subject = new SubjectWithBLOBs(); subject.setId(id); subject.setProjectname(projectName); subject.setIdProjecttype(idProjecttype); subject.setIdProjectsource(idProjectsource); subject.setMarchspecialty(marchspecialty); subject.setTeachernames(teachernames); //修改后状态置 0 subject.setSelectFlag(0); subject.setVerifyprojectFlag(0); subject.setReleaseFlag(0); subjectService.updateSubjectByid(subject); return Msg.success(); } else { //获取课题 SubjectWithBLOBs subject1 = subjectService.getSubjectByID(id); //获取课题路径 String oldPath = subject1.getFilepath(); File oldFile = new File(oldPath); //如果文件存在则删除 if (oldFile.exists()) { //删除成功 if (oldFile.delete()) { } else { return Msg.fail(); } } ServletContext servletContext = request.getSession().getServletContext(); String uploadFileName = file.getOriginalFilename(); // 获取上传文件的原名 uploadFileName = uploadFileName.substring(uploadFileName.lastIndexOf(File.separator) + 1); File path = new File(ResourceUtils.getURL("target").getPath());// String savePath = path.getAbsolutePath() + "\\classes\\static\\model\\" + teacher.getId();// String saveFileName = savePath + "\\" + uploadFileName; String savePath = path.getAbsolutePath() + File.separator+"classes+"+File.separator+"static" +File.separator+"model"+File.separator + teacher.getId(); String saveFileName = savePath +File.separator + uploadFileName; File dirs = new File(savePath); //判断路径是否存在，如果不存在就创建一个 if (!dirs.exists()) { dirs.mkdirs(); } file.transferTo(new File(dirs, uploadFileName)); // 开始接受文件 SubjectWithBLOBs project = subject1; project.setProjectname(projectName); project.setIdProjecttype(idProjecttype); project.setIdProjectsource(idProjectsource); project.setFilepath(saveFileName); project.setMarchspecialty(marchspecialty.trim()); project.setTeachernames(teachernames); //修改后状态置 0 project.setSelectFlag(0); project.setVerifyprojectFlag(0); project.setReleaseFlag(0); int i = subjectService.updateSubjectByid(project); return Msg.success(); } } @GetMapping("/getSubjectById") @ResponseBody public Msg getss(Long id) { SubjectWithBLOBs subject = subjectService.getSubjectByID(id); System.out.println(subject); subject.setFilepath(subject.getFilepath().substring(subject.getFilepath().lastIndexOf("\\") + 1)); String[] teachers = subject.getTeachernames().split("&"); String teacher2 = ""; if (teachers.length >

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