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- package com.ruoyi.dz.service.impl;
- import java.util.Collection;
- import java.util.List;
- import com.ruoyi.common.utils.DateUtils;
- import org.springframework.beans.factory.annotation.Autowired;
- import org.springframework.stereotype.Service;
- import com.ruoyi.dz.mapper.DzClassesMapper;
- import com.ruoyi.dz.domain.DzClasses;
- import com.ruoyi.dz.service.IDzClassesService;
- /**
- * 学生班级Service业务层处理
- *
- * @author ruoyi
- * @date 2025-09-29
- */
- @Service
- public class DzClassesServiceImpl implements IDzClassesService
- {
- @Autowired
- private DzClassesMapper dzClassesMapper;
- /**
- * 查询学生班级
- *
- * @param classId 学生班级主键
- * @return 学生班级
- */
- @Override
- public DzClasses selectDzClassesByClassId(Long classId)
- {
- return dzClassesMapper.selectDzClassesByClassId(classId);
- }
- /**
- * 查询学生班级列表
- *
- * @param dzClasses 学生班级
- * @return 学生班级
- */
- @Override
- public List<DzClasses> selectDzClassesList(DzClasses dzClasses)
- {
- return dzClassesMapper.selectDzClassesList(dzClasses);
- }
- @Override
- public List<DzClasses> selectDzClassesListBySchoolId(Long schoolId)
- {
- return dzClassesMapper.selectDzClassesListBySchoolId(schoolId);
- }
- @Override
- public List<DzClasses> selectDzClassesListByCampusId(Long campusId)
- {
- return dzClassesMapper.selectDzClassesListByCampusId(campusId);
- }
- @Override
- public List<DzClasses> selectDzClassesBySchoolIds(Collection<Long> schoolIds)
- {
- if (schoolIds == null || schoolIds.isEmpty()) {
- return new java.util.ArrayList<>();
- }
- return dzClassesMapper.selectDzClassesBySchoolIds(schoolIds);
- }
- @Override
- public List<DzClasses> selectDzClassesListByIds(Collection<Long> classIds)
- {
- if (classIds == null || classIds.isEmpty()) {
- return new java.util.ArrayList<>();
- }
- return dzClassesMapper.selectClassesByIds(classIds);
- }
- /**
- * 新增学生班级
- *
- * @param dzClasses 学生班级
- * @return 结果
- */
- @Override
- public int insertDzClasses(DzClasses dzClasses)
- {
- dzClasses.setCreateTime(DateUtils.getNowDate());
- return dzClassesMapper.insertDzClasses(dzClasses);
- }
- /**
- * 修改学生班级
- *
- * @param dzClasses 学生班级
- * @return 结果
- */
- @Override
- public int updateDzClasses(DzClasses dzClasses)
- {
- dzClasses.setUpdateTime(DateUtils.getNowDate());
- return dzClassesMapper.updateDzClasses(dzClasses);
- }
- /**
- * 批量删除学生班级
- *
- * @param classIds 需要删除的学生班级主键
- * @return 结果
- */
- @Override
- public int deleteDzClassesByClassIds(Long[] classIds)
- {
- return dzClassesMapper.deleteDzClassesByClassIds(classIds);
- }
- /**
- * 删除学生班级信息
- *
- * @param classId 学生班级主键
- * @return 结果
- */
- @Override
- public int deleteDzClassesByClassId(Long classId)
- {
- return dzClassesMapper.deleteDzClassesByClassId(classId);
- }
- /**
- * 校验班级名称在同一学校下是否唯一
- *
- * @param schoolId 学校ID
- * @param name 班级名称
- * @param classId 班级ID(修改时传入,新增时为null)
- * @return true表示唯一,false表示重复
- */
- @Override
- public boolean checkClassName(Long schoolId, String name, Long classId)
- {
- if (schoolId == null || name == null || name.trim().isEmpty()) {
- return true;
- }
- int count = dzClassesMapper.checkClassName(schoolId, name.trim(), classId);
- return count == 0;
- }
- }
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