package com.gk.firework.Service.ServiceImpl; import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl; import com.gk.firework.Domain.SaleProductInfo; import com.gk.firework.Mapper.SaleProductInfoMapper; import com.gk.firework.Service.SaleProductService; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Service; import java.util.List; @Service("SaleProductService") public class SaleProductServiceImpl extends ServiceImpl implements SaleProductService { @Autowired SaleProductInfoMapper saleProductInfoMapper; @Override public List selectRandom(int n) { return saleProductInfoMapper.selectRandom(n); } }