springboot项目中使用MultipartFile

MultipartFile的使用;

@PostMapping("/upload/avatar")
@ApiImplicitParam(dataType = "__File", dataTypeClass = MultipartFile.class, name = "file", value = "example file", required = true)
public CommonResult uploadOssFile(@RequestPart MultipartFile file){
   //获取上传文件
   String url = ossService.upLoadFileAvatar(file);
   return CommonResult.ok().data("url", url);
}