src/main/java/com/system/controller/AdminController.java

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package com.system.controller;

import com.system.exception.CustomException;
import com.system.po.*;
import com.system.service.*;
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 org.springframework.web.bind.annotation.RequestMethod;

import javax.annotation.Resource;
import java.util.List;



@Controller
@RequestMapping("/admin")
public class AdminController {

    @Resource(name = "studentServiceImpl")
    private StudentService studentService;

    @Resource(name = "teacherServiceImpl")
    private TeacherService teacherService;

    @Resource(name = "courseServiceImpl")
    private CourseService courseService;

    @Resource(name = "collegeServiceImpl")
    private CollegeService collegeService;

    @Resource(name = "userloginServiceImpl")
    private UserloginService userloginService;

    @Resource(name = "selectedCourseServiceImpl")
    private SelectedCourseService selectedCourseService;

    @Resource(name = "coursedateServiceImpl")
    private CoursedateService coursedateService;



    /*<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<???????>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>*/

    //  ?????????
    @RequestMapping("/showStudent")
    public String showStudent(Model model, Integer page) throws Exception {

        List<StudentCustom> list = null;
        //??????
        PagingVO pagingVO = new PagingVO();
        //?????????
        pagingVO.setTotalCount(studentService.getCountStudent());
        if (page == null || page == 0) {
            pagingVO.setToPageNo(1);
            list = studentService.findByPaging(1);
        } else {
            pagingVO.setToPageNo(page);