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- package com.qxgmat.service.inline;
- import com.github.pagehelper.Page;
- import com.nuliji.tools.AbstractService;
- import com.nuliji.tools.exception.ParameterException;
- import com.nuliji.tools.exception.SystemException;
- import com.nuliji.tools.mybatis.Example;
- import com.qxgmat.data.constants.enums.status.DirectionStatus;
- import com.qxgmat.data.dao.CourseExperienceMapper;
- import com.qxgmat.data.dao.CourseTeacherMapper;
- import com.qxgmat.data.dao.entity.Course;
- import com.qxgmat.data.dao.entity.CourseExperience;
- import com.qxgmat.data.dao.entity.CourseTeacher;
- import org.slf4j.Logger;
- import org.slf4j.LoggerFactory;
- import org.springframework.stereotype.Service;
- import javax.annotation.Resource;
- import java.util.Collection;
- import java.util.List;
- @Service
- public class CourseTeacherService extends AbstractService {
- private static final Logger logger = LoggerFactory.getLogger(CourseTeacherService.class);
- @Resource
- private CourseTeacherMapper courseTeacherMapper;
- public Page<CourseTeacher> listAdmin(int page, int size, Integer courseId){
- Example example = new Example(CourseTeacher.class);
- if(courseId != null){
- example.and(
- example.createCriteria()
- .andEqualTo("courseId", courseId)
- );
- }
- return select(courseTeacherMapper, example, page, size);
- }
- public List<CourseTeacher> allByCourse(Integer courseId){
- Example example = new Example(CourseTeacher.class);
- if(courseId != null){
- example.and(
- example.createCriteria()
- .andEqualTo("courseId", courseId)
- );
- }
- return select(courseTeacherMapper, example);
- }
- public CourseTeacher add(CourseTeacher courseData){
- int result = insert(courseTeacherMapper, courseData);
- courseData = one(courseTeacherMapper, courseData.getId());
- if(courseData == null){
- throw new SystemException("教师添加失败");
- }
- return courseData;
- }
- public CourseTeacher edit(CourseTeacher courseData){
- CourseTeacher in = one(courseTeacherMapper, courseData.getId());
- if(in == null){
- throw new ParameterException("教师不存在");
- }
- int result = update(courseTeacherMapper, courseData);
- return courseData;
- }
- public boolean delete(Number id){
- CourseTeacher in = one(courseTeacherMapper, id);
- if(in == null){
- throw new ParameterException("教师不存在");
- }
- int result = delete(courseTeacherMapper, id);
- return result > 0;
- }
- public CourseTeacher get(Number id){
- CourseTeacher in = one(courseTeacherMapper, id);
- if(in == null){
- throw new ParameterException("教师不存在");
- }
- return in;
- }
- public Page<CourseTeacher> select(int page, int pageSize){
- return select(courseTeacherMapper, page, pageSize);
- }
- public Page<CourseTeacher> select(Integer[] ids){
- return page(()->select(courseTeacherMapper, ids), 1, ids.length);
- }
- public List<CourseTeacher> select(Collection ids){
- return select(courseTeacherMapper, ids);
- }
- }
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