解决文件输入流为可能为空的问题

maochd

2023-04-18 3786f3671dadd8e8738a41fad1f65fd78428dd38

 ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysNoticeServiceImpl.java

@@ -1,10 +1,8 @@
package com.ruoyi.system.service.impl;



import java.util.List;



import org.springframework.beans.factory.annotation.Autowired;

import org.springframework.stereotype.Service;



import com.ruoyi.system.domain.SysNotice;

import com.ruoyi.system.mapper.SysNoticeMapper;

import com.ruoyi.system.service.ISysNoticeService;