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千峰商城-springboot项目搭建-57-轮播图接口开发-业务层和控制层

业务层实现: 1.IndexImgService接口: public interface IndexImgService { public ResultVO listIndexImgs(); }     2.IndexImgServiceImpl实现类: @Service public class IndexImgServiceImpl implements IndexImgService { @Autowired private IndexImgMapper i