若依勾选框导出数据 

效果图：

package com.ruoyi.web.controller.school;

import com.ruoyi.common.annotation.Log;
import com.ruoyi.common.core.controller.BaseController;
import com.ruoyi.common.core.domain.AjaxResult;
import com.ruoyi.common.core.page.TableDataInfo;
import com.ruoyi.common.enums.BusinessType;
import com.ruoyi.common.utils.poi.ExcelUtil;
import com.ruoyi.school.domain.SchoolAnomaly;
import com.ruoyi.school.domain.SchoolTeacher;
import com.ruoyi.school.service.ISchoolTeacherService;
import org.apache.commons.lang3.ObjectUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.access.prepost.PreAuthorize;
import org.springframework.web.bind.annotation.*;

import javax.servlet.http.HttpServletResponse;
import java.util.List;

/**
 * 【请填写功能名称】Controller
 *
 * @author zzq
 * @date 2023-11-08
 */
@RestController
@RequestMapping("/school/teacher")
public class SchoolTeacherController extends BaseController {
    @Autowired
    private ISchoolTeacherService schoolTeacherService;

    /**
     * 查询【请填写功能名称】列表
     */
    @PreAuthorize("@ss.hasPermi('school:teacher:list')")
    @GetMapping("/list")
    public TableDataInfo list(SchoolTeacher schoolTeacher) {
        startPage();
        List<SchoolTeacher> list = schoolTeacherService.selectSchoolTeacherList(schoolTeacher);
        return getDataTable(list);
    }

    /**
     * 导出【请填写功能名称】列表
     */
    @PreAuthorize("@ss.hasPermi('school:teacher:export')")
    @Log(title = "任课管理", businessType = BusinessType.EXPORT)
    @PostMapping("/export")
    public void export(HttpServletResponse response, SchoolTeacher schoolTeacher) {
        if (ObjectUtils.isEmpty(schoolTeacher)) {
            return;
        }
        Integer[] ids = schoolTeacher.getIds();

        List<SchoolTeacher> teachers = schoolTeacherService.findSchoolTeachersByIds(ids);
//        List<SchoolTeacher> list = schoolTeacherService.selectSchoolTeacherList(schoolTeacher);
        ExcelUtil<SchoolTeacher> util = new ExcelUtil<SchoolTeacher>(SchoolTeacher.class);
        util.exportExcel(response, teachers, "任课管理信息");
    }

    /**
     * 获取【请填写功能名称】详细信息
     */
    @PreAuthorize("@ss.hasPermi('school:teacher:query')")
    @GetMapping(value = "/{teacherId}")
    public AjaxResult getInfo(@PathVariable("teacherId") Long teacherId) {
        return success(schoolTeacherService.selectSchoolTeacherByTeacherId(teacherId));
    }

    /**
     * 新增【请填写功能名称】
     */
    @PreAuthorize("@ss.hasPermi('school:teacher:add')")
    @Log(title = "【请填写功能名称】", businessType = BusinessType.INSERT)
    @PostMapping
    public AjaxResult add(@RequestBody SchoolTeacher schoolTeacher) {
        return toAjax(schoolTeacherService.insertSchoolTeacher(schoolTeacher));
    }

    /**
     * 修改【请填写功能名称】
     */
    @PreAuthorize("@ss.hasPermi('school:teacher:edit')")
    @Log(title = "【请填写功能名称】", businessType = BusinessType.UPDATE)
    @PutMapping
    public AjaxResult edit(@RequestBody SchoolTeacher schoolTeacher) {
        return toAjax(schoolTeacherService.updateSchoolTeacher(schoolTeacher));
    }

    /**
     * 删除【请填写功能名称】
     */
    @PreAuthorize("@ss.hasPermi('school:teacher:remove')")
    @Log(title = "【请填写功能名称】", businessType = BusinessType.DELETE)
    @DeleteMapping("/{teacherIds}")
    public AjaxResult remove(@PathVariable Long[] teacherIds) {
        return toAjax(schoolTeacherService.deleteSchoolTeacherByTeacherIds(teacherIds));
    }
}