package com.dsh.course.service.impl; import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl; import com.dsh.course.entity.TOrder; import com.dsh.course.mapper.TOrderMapper; import com.dsh.course.service.TOrderService; import org.springframework.stereotype.Service; @Service public class TOrderServiceImpl extends ServiceImpl implements TOrderService { // 可以在这里实现自定义的服务方法 }