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教务管理系统基于Spring+SpringMVC+Mybatis开发,功能和学生成绩管理系统,学生选课管理系统类似,也可以做学生成绩管理系统,学生选课管理系统。系统分为管理员,教师,学生三种角色。
管理员功能如下:
教师功能如下:
学生功能如下:
LoginController
package com.system.controller;
import com.system.po.Userlogin;
import org.apache.shiro.SecurityUtils;
import org.apache.shiro.authc.UsernamePasswordToken;
import org.apache.shiro.subject.Subject;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
@Controller
public class LoginController {
//登录跳转
@RequestMapping(value = "/login", method = {RequestMethod.GET})
public String loginUI() throws Exception {
return "../../login";
}
//登录表单处理
@RequestMapping(value = "/login", method = {RequestMethod.POST})
public String login(Userlogin userlogin) throws Exception {
//Shiro实现登录
UsernamePasswordToken token = new UsernamePasswordToken(userlogin.getUsername(),
userlogin.getPassword());
Subject subject = SecurityUtils.getSubject();
//如果获取不到用户名就是登录失败,但登录失败的话,会直接抛出异常
subject.login(token);
if (subject.hasRole("admin")) {
return "redirect:/admin/showCourse";
} else if (subject.hasRole("teacher")) {
return "redirect:/teacher/showCourse";
} else if (subject.hasRole("student")) {
return "redirect:/student/showCourse";
}
return "/login";
}
}
StudentController
package com.system.controller;
import com.system.exception.CustomException;
import com.system.po.*;
import com.system.service.CourseService;
import com.system.service.SelectedCourseService;
import com.system.service.StudentService;
import org.apache.shiro.SecurityUtils;
import org.apache.shiro.subject.Subject;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;
import javax.annotation.Resource;
import java.util.List;
@Controller
@RequestMapping(value = "/student")
public class StudentController {
@Resource(name = "courseServiceImpl")
private CourseService courseService;
@Resource(name = "studentServiceImpl")
private StudentService studentService;
@Resource(name = "selectedCourseServiceImpl")
private SelectedCourseService selectedCourseService;
@RequestMapping(value = "/showCourse")
public String stuCourseShow(Model model, Integer page) throws Exception {
List<CourseCustom> list = null;
//页码对象
PagingVO pagingVO = new PagingVO();
//设置总页数
pagingVO.setTotalCount(courseService.getCountCouse());
if (page == null || page == 0) {
pagingVO.setToPageNo(1);
list = courseService.findByPaging(1);
} else {
pagingVO.setToPageNo(page);
list = courseService.findByPaging(page);
}
model.addAttribute("courseList", list);
model.addAttribute("pagingVO", pagingVO);
return "student/showCourse";
}
// 选课操作
@RequestMapping(value = "/stuSelectedCourse")
public String stuSelectedCourse(int id) throws Exception {
//获取当前用户名
Subject subject = SecurityUtils.getSubject();
String username = (String) subject.getPrincipal();
SelectedCourseCustom selectedCourseCustom = new SelectedCourseCustom();
selectedCourseCustom.setCourseid(id);
selectedCourseCustom.setStudentid(Integer.parseInt(username));
SelectedCourseCustom s = selectedCourseService.findOne(selectedCourseCustom);
if (s == null) {
selectedCourseService.save(selectedCourseCustom);
} else {
throw new CustomException("该门课程你已经选了,不能再选");
}
return "redirect:/student/selectedCourse";
}
// 退课操作
@RequestMapping(value = "/outCourse")
public String outCourse(int id) throws Exception {
Subject subject = SecurityUtils.getSubject();
String username = (String) subject.getPrincipal();
SelectedCourseCustom selectedCourseCustom = new SelectedCourseCustom();
selectedCourseCustom.setCourseid(id);
selectedCourseCustom.setStudentid(Integer.parseInt(username));
selectedCourseService.remove(selectedCourseCustom);
return "redirect:/student/selectedCourse";
}
// 已选课程
@RequestMapping(value = "/selectedCourse")
public String selectedCourse(Model model) throws Exception {
//获取当前用户名
Subject subject = SecurityUtils.getSubject();
StudentCustom studentCustom = studentService.findStudentAndSelectCourseListByName((String) subject.getPrincipal());
List<SelectedCourseCustom> list = studentCustom.getSelectedCourseList();
model.addAttribute("selectedCourseList", list);
return "student/selectCourse";
}
// 已修课程
@RequestMapping(value = "/overCourse")
public String overCourse(Model model) throws Exception {
//获取当前用户名
Subject subject = SecurityUtils.getSubject();
StudentCustom studentCustom = studentService.findStudentAndSelectCourseListByName((String) subject.getPrincipal());
List<SelectedCourseCustom> list = studentCustom.getSelectedCourseList();
model.addAttribute("selectedCourseList", list);
return "student/overCourse";
}
//修改密码
@RequestMapping(value = "/passwordRest")
public String passwordRest() throws Exception {
return "student/passwordRest";
}
}
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