ADD file via upload

flower_back/src/main/java/com/example/flower/service/NoticeService.java

@@ -0,0 +1,46 @@
+package com.example.flower.service;
+
+import com.example.flower.entity.Notice;
+import com.example.flower.mapper.NoticeMapper;
+import com.example.flower.service.impl.NoticeServiceImpl;
+import com.github.pagehelper.PageHelper;
+import com.github.pagehelper.PageInfo;
+import jakarta.annotation.Resource;
+import org.springframework.stereotype.Service;
+
+@Service
+public class NoticeService implements NoticeServiceImpl {
+    @Resource
+    private NoticeMapper noticeMapper;
+
+    @Override
+    public PageInfo<Notice> noticeList(int page, int page_size) {
+        PageHelper.startPage(page,page_size);
+        return new PageInfo<>(noticeMapper.noticeList());
+    }
+    @Override
+    public PageInfo<Notice> noticeListByQuery(int page,int page_size,String notice_content){
+        PageHelper.startPage(page,page_size);
+        return new PageInfo<>(noticeMapper.noticeListByQuery(notice_content));
+    }
+    @Override
+    public void noticeAdd(Notice notice){
+        noticeMapper.noticeAdd(notice);
+    }
+    @Override
+    public int noticeDeletePer(int notice_id){
+        return noticeMapper.noticeDeletePer(notice_id);
+    }
+    @Override
+    public int noticeDeleteMul(int[] notice_ids){
+        return noticeMapper.noticeDeleteMul(notice_ids);
+    }
+    @Override
+    public Notice noticeInfo(int notice_id){
+        return noticeMapper.noticeInfo(notice_id);
+    }
+    @Override
+    public int noticeModify(Notice notice){
+        return noticeMapper.noticeModify(notice);
+    }
+}