Java课程信息管理系统怎么实现

这篇文章主要讲解了"Java课程信息管理系统怎么实现"，文中的讲解内容简单清晰，易于学习与理解，下面请大家跟着小编的思路慢慢深入，一起来研究和学习"Java课程信息管理系统怎么实现"吧！

一、项目运行

环境配置：

Jdk1.8 + Tomcat8.0 + mysql + Eclispe（IntelliJ IDEA,Eclispe,MyEclispe,Sts都支持）

项目技术：

Springboot + SpringMVC + MyBatis + FreeMarker + JavaScript + JQuery + Ajax + maven等等。

二、效果图展示

三、核心代码

用户管理控制层

@Controller@RequestMapping("/User")public class UserController {         @Autowired        private UserService userService;         @Autowired        private PowerService powerService;         @Autowired        private RoleService roleService;         @Autowired        private NoticeService noticeService;         @RequestMapping("/Main")        public String res(HttpServletRequest request){                String time = DateUtil.getStringToday();                request.getSession().setAttribute("time", time);                 Notice notice = new Notice();                 List list = noticeService.queryAll(notice);                 notice = list.get(0);                 User user = userService.selectByPrimaryKey(notice.getUserid());                 notice.setUserid(user.getName());                request.getSession().setAttribute("notice", notice);                 return "Main";        }         @RequestMapping("/changePa")        public String res1(){                return "changePass";        }          @RequestMapping("/Login")        public ModelAndView login(HttpServletRequest request,String id,String password) throws Exception{                 ModelAndView mav = new ModelAndView();                 User user1 = userService.selectByPrimaryKey(id);                 if(user1 == null || !password.equals(user1.getPassword())){                        mav.setViewName("index");                    request.getSession().setAttribute("info", "error");                        return mav;                }else{                        Role role = new Role();                        role.setRoleid(user1.getRoleid());                        List list =roleService.QueryAll(role);                        role =list.get(0);                        request.getSession().setAttribute("roleName", role.getRolename());                        Power power = powerService.selectByPrimaryKey(role.getPowerid());                         if(!StringUtil.isNullOrEmpty(power.getPower())){                                request.getSession().setAttribute("power", power.getPower());                        }                         String time = DateUtil.getStringToday();                        request.getSession().setAttribute("time", time);                        request.getSession().setAttribute("user", user1);                        mav.setViewName("redirect:/User/Main");                }                return mav;        }         @RequestMapping("/updateStudent")        public String update(User user){                userService.updateByPrimaryKey(user);                return "redirect:/User/student";        }         @RequestMapping("/updateTeacher")        public String updatet(User user){                userService.updateByPrimaryKey(user);                return "redirect:/User/teacher";        }         @RequestMapping("/updatePa")        public String updatePa(String userID,String password){                User user = new User();                System.out.println(userID);                User user1 = userService.selectByPrimaryKey(userID);                user1.setPassword(password);                userService.updateByPrimaryKey(user1);                return "Main";        }         @RequestMapping("/delete")        public String delete(String ID){                userService.deleteByPrimaryKey(ID);                return "redirect:/User/queryAll";        }         @RequestMapping("/teacher")        public String QueryAllTeacher(HttpServletRequest request,User user){                 List list = userService.QueryAllTeacher(user);                request.setAttribute("list", list);            if(null != user.getName()){                        request.setAttribute("name", user.getName());                }           if(null != user.getMobile()){                        request.setAttribute("mobile", user.getMobile());                }                return "teacher";        }          @ResponseBody        @RequestMapping("/jsonteacher")        public String QueryAllTeacherjson(HttpServletRequest request,User user){                 List list = userService.QueryAllTeacher(user);                JSONObject json = new JSONObject();                 return json.toJSONString(list);        }         @RequestMapping("/student")        public String QueryAllStudent(HttpServletRequest request,User user){                 List list = userService.QueryAllStudent(user);                request.setAttribute("list", list);                 if(null != user.getName()){                        request.setAttribute("name", user.getName());                }                if(null != user.getMobile()){                        request.setAttribute("mobile", user.getMobile());                }                return "student";        }         @RequestMapping("/addteacher")        public String  addUser(User user){             String passWord = "123456";                user.setPassword(passWord);                user.setType(Constans.TEACHER);                userService.insert(user);                return "redirect:/User/teacher";        }         @RequestMapping("/addstudent")        public String  addStudent(User user){                 String passWord = "123456";                user.setPassword(passWord);                user.setType(Constans.STUDENT);                userService.insert(user);                return "redirect:/User/student";        }         @ResponseBody        @RequestMapping("/queryOne")        public String queryOne(String ID){                User user = new User();                user.setId(ID);                List list = userService.QueryAll(user);                user = list.get(0);                JSONObject json = new JSONObject();                String data = json.toJSONString(user);                 return data;        }         @RequestMapping("/quit")        public ModelAndView quit(HttpServletRequest request) throws Exception{                ModelAndView mav = new ModelAndView();                HttpSession session1 = request.getSession();                session1.invalidate();                request.getSession().setAttribute("info", "quit");                mav.setViewName("index");                 return mav;        }   }

排课控制层

@Controller@RequestMapping("/Course")public class CourseController {     @Autowired    private CourseService courseService;    @Autowired    private CurelationService curelationService;      @Autowired    private CoursecommentService coursecommentService;     @ResponseBody    @RequestMapping("/queryOneCom")    public String queryOneCom(String ID){        Coursecomment course = new Coursecomment();        course.setId(ID);        System.out.println("===================================="+ID);        List list = coursecommentService.queryAll(course);        course = list.get(0);        JSONObject json = new JSONObject();        return json.toJSONString(course);    }       @RequestMapping("addComment")    public String addComment(HttpServletRequest request, Coursecomment coursecomment){        User user = (User) request.getSession().getAttribute("user");        coursecomment.setCreatetime(DateUtil.getStringToday());        coursecomment.setUserid(user.getName());        coursecomment.setId(String.valueOf(Math.random()).substring(2,10));        coursecommentService.insert(coursecomment);        return "redirect:/Course/suggeetion";    }      @ResponseBody    @RequestMapping("jsoncourse")    public String jsoncourse(HttpServletRequest request, Curelation course){        User user = (User) request.getSession().getAttribute("user");        /*String type = "1";        if ("1".equals(user.getType())){            type="2";        }        course.setType(type);        course.setUserid(user.getId());*/        List curelationList = curelationService.queryAll(course);        List dataList = new ArrayList<>();        for (int i = 0; i < curelationList.size(); i++) {            Course curelation = courseService.selectByPrimaryKey(curelationList.get(i).getCourseid());            dataList.add(curelation);        }         JSONObject json = new JSONObject();        return json.toJSONString(dataList);    }     @RequestMapping("suggeetion")    public String suggeetion(HttpServletRequest request, Coursecomment coursecomment){         List coursecomments = coursecommentService.queryAll(coursecomment);          request.setAttribute("list",coursecomments);        return "suggeetion";    }     @RequestMapping("view")    public String view(HttpServletRequest request){        User user = (User) request.getSession().getAttribute("user");         String type = "1";         if ("1".equals(user.getType())){            type="2";        }         List> list=curelationService.courseview(type,user.getId());        request.setAttribute("list",list);        return "courseview";    }     @RequestMapping("deletecomment")    public String deletecomment(String ID){        coursecommentService.deleteByPrimaryKey(ID);        return "redirect:/Course/suggeetion";    }       @RequestMapping("queryAll")    public String queryAll(HttpServletRequest request, Course course){        List list = courseService.queryAll(course);        request.setAttribute("list",list);         return "course";    }     @RequestMapping("/receive")    public String receive(HttpServletRequest request, HttpServletResponse response, MultipartFile file){         try {            //也可以用request获取上传文件            //MultipartFile  fileFile = request.getFile("file"); //这里是页面的name属性            //转换成输入流            InputStream is = file.getInputStream();            //得到excel            Workbook workbook = Workbook.getWorkbook(is);            //得到sheet            Sheet sheet = workbook.getSheet(0);            //得到列数            int colsNum = sheet.getColumns();            //得到行数            int rowsNum = sheet.getRows();            //单元格            Cell cell;            Cell cell1;             List

公告控制层

@Controller@RequestMapping("/Notice")public class NoticeController {         @Autowired        private NoticeService noticeService;         @RequestMapping("/add")        public String toAdd(){                return "NoticeAdd";        }          @RequestMapping("/modify")        public String modify(HttpServletRequest request,Notice notice){                List noticeList = noticeService.queryAll(notice);                request.setAttribute("list",noticeList);                return "noticeModfiy";        }         @RequestMapping("/update")        public String update(HttpServletRequest request,Notice notice){                User user = (User) request.getSession().getAttribute("user");                notice.setUserid(user.getId());                notice.setCreatdate(DateUtil.getStringToday());                noticeService.update(notice);                return "redirect:/Notice/modify";        }         @RequestMapping("/delete")        public String delete(HttpServletRequest request,Notice notice){                List noticeList = noticeService.queryAll(notice);                request.setAttribute("list",noticeList);                return "noticeDelete";        }         @RequestMapping("/delete1")        public String delete1(String ID){                noticeService.delete(ID);                return "redirect:/Notice/delete";        }         @ResponseBody        @RequestMapping("/queryOne")        public String queryOne(String id){                System.out.println("=================="+id);                 Notice notice = new Notice();                notice.setId(id);                List noticeList = noticeService.queryAll(notice);                JSONObject json = new JSONObject();                return json.toJSONString(noticeList.get(0));        }          @RequestMapping("/add1")        public String  add(HttpServletRequest request,String Content,String biaoti) throws Exception{                User user = (User) request.getSession().getAttribute("user");                Notice notice = new Notice();                notice.setContent(Content);                notice.setTitle(biaoti);                notice.setCreatdate(DateUtil.Date2String(new Date()));                notice.setId(String.valueOf(Math.random()).substring(2, 8));                notice.setUserid(user.getId());                noticeService.add(notice);                 return "redirect:/User/Main";        }}

角色控制层

@Controller@RequestMapping("/Role")public class RoleController {         @Autowired        private RoleService depotService;         @Autowired        private PowerService powerService;         @RequestMapping("/update")        public String update(String id,String rolename,String powerContent){                Role role = new Role();                role.setRoleid(id);                role.setRolename(rolename);                depotService.update(role);                List list = depotService.QueryAll(role);                Role role1 = list.get(0);                Power power = new Power();                if(powerContent.indexOf("110") != -1){                        powerContent = powerContent + ",1100";                }                if(powerContent.indexOf("120") != -1){                        powerContent = powerContent + ",1200";                }                if(powerContent.indexOf("130") != -1){                        powerContent = powerContent + ",1300";                }                if(powerContent.indexOf("140") != -1){                        powerContent = powerContent + ",1400";                }                if(powerContent.indexOf("150") != -1){                        powerContent = powerContent + ",1500";                }                power.setPower(powerContent);                power.setRoleid(role1.getPowerid());                powerService.update(power);                return "redirect:/Role/queryAll";        }         @RequestMapping("/delete")        public String delete(String ID){                depotService.deleteByPrimaryKey(ID);                return "redirect:/Role/queryAll";        }         @RequestMapping("/queryAll")        public String queryAll(HttpServletRequest request,Role role){                  List list = depotService.QueryAll(role);                request.setAttribute("list", list);            if(null != role.getRolename()){                        request.setAttribute("rolename", role.getRolename());                }                return "Role";        }         @RequestMapping("/add")        public String  add(String roleid,String rolename,String powerContent){                Power power1 = new Power();                Role role = new Role();                String powerid = String.valueOf(Math.random()).substring(2, 8);                role.setRoleid(String.valueOf(Math.random()).substring(2, 6));                role.setPowerid(powerid);                role.setRolename(rolename);                 power1.setPower(powerContent);                power1.setRoleid(powerid);                power1.setId(String.valueOf(Math.random()).substring(2, 8));                 powerService.insert(power1);                depotService.insert(role);                return "redirect:/Role/queryAll";        }         @ResponseBody        @RequestMapping("/queryOne")        public String queryOne(String ID){                JSONObject json = new JSONObject();                Role depot = new Role();                Power power = new Power();                power.setId(ID);                System.out.println(ID);                depot.setRoleid(ID);                 List list = depotService.QueryAll(depot);                 Role role1 = list.get(0);                Power power1 = powerService.selectByPrimaryKey(role1.getPowerid());                String name = role1.getRolename();                 role1.setPowerid(power1.getPower());                 String data = json.toJSONString(role1);                 return data;        }         @ResponseBody        @RequestMapping("/getAll")        public String getAll(Role role){                JSONObject json = new JSONObject();                List list = depotService.QueryAll(role);                 String jsonq = json.toJSONString(list);                 System.out.println(jsonq);                return jsonq;        }  }

感谢各位的阅读，以上就是"Java课程信息管理系统怎么实现"的内容了，经过本文的学习后，相信大家对Java课程信息管理系统怎么实现这一问题有了更深刻的体会，具体使用情况还需要大家实践验证。这里是，小编将为大家推送更多相关知识点的文章，欢迎关注！