package cn.teammodel.controller.admin.service; import cn.teammodel.model.dto.admin.common.CommentDto; import cn.teammodel.model.dto.admin.common.GCDto; import cn.teammodel.model.entity.common.Comment; import cn.teammodel.model.vo.admin.GradeAndClassVo; import org.springframework.stereotype.Service; import java.util.List; public interface CommonService { List getGradeAndClass(GCDto gcDto); Comment saveOrUpdateComment(Comment comment); List deleteComment(CommentDto comment); List getCommentById(Comment comment); }