ADD file via upload

flower_back/src/main/java/com/example/flower/mapper/NoticeMapper.java

@@ -0,0 +1,19 @@
+package com.example.flower.mapper;
+
+import com.example.flower.entity.Notice;
+import org.apache.ibatis.annotations.Mapper;
+import org.springframework.stereotype.Repository;
+
+import java.util.List;
+
+@Mapper
+@Repository
+public interface NoticeMapper {
+    List<Notice> noticeList(); //获取所有公告信息
+    List<Notice> noticeListByQuery(String notice_content);//查询公告信息列表
+    void noticeAdd(Notice notice); //添加新公告
+    int noticeDeletePer(int notice_id); //删除单个公告
+    int noticeDeleteMul(int[] notice_ids); //批量删除公告
+    Notice noticeInfo(int notice_id); //获取公告信息
+    int noticeModify(Notice notice); //修改公告信息
+}