springboot 图片上传添加入库

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`@RequestMapping("/upload")
    public Object upload(MultipartFile fileUpload){
        //获取文件名
        String fileName = fileUpload.getOriginalFilename();
        String path = "";
        //获取文件后缀名
        String suffixName = fileName.substring(fileName.lastIndexOf("."));
        //重新生成文件名
        fileName = UUID.randomUUID()+suffixName;
        //指定本地文件夹存储图片，写到需要保存的目录下
        String filePath = path;
        try {
            //将图片保存到static文件夹里
           fileUpload.transferTo(new File(filePath+fileName));
           String names = filePath+fileName;
           Background background = new Background();
           background.setUrl(names);
           background_impl.insertSelective(background);
            //返回提示信息
            return "上传成功";
        } catch (Exception e) {
            e.printStackTrace();
            return "上传失败";
        }
    }`