有没有办法将字节转换为 IFormFile c# .net 4.5

问题描述 投票:0回答:0

我有一个在 .NET 4.5 中实现的项目,由于某种原因,我无法更改它。我想将照片发布到使用 .NET Core 实现的 Web API。 API端点使用HTTP POST,其输入类型是通用ICollection,其类型是IFormFile。但是,我无法发送一张图片,因为我只能向 API 发送字节类型。我怎么解决这个问题?这是我的代码:

 using (HttpClient client = new HttpClient())
            {
                client.BaseAddress = new Uri(ServiceInfo.VIPCParams["DMSUri"].Value);
                client.DefaultRequestHeaders.Accept.Clear();
               // client.DefaultRequestHeaders.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json"));
                client.DefaultRequestHeaders.Authorization = new AuthenticationHeaderValue("Bearer", responseModelLogin.Token);

                // string json = JsonConvert.SerializeObject(parameters);
              // HttpContent content = new ByteArrayContent(uploadRequest.File);

               HttpContent content = new ByteArrayContent(uploadRequest.File);

                //HttpContent content = new StreamContent(stream);

                //content.Headers.ContentType = new MediaTypeHeaderValue("application/json");



                //using (var stream = new MemoryStream(uploadRequest.File))
                //{
                //    await documentRepository.UploadFile(stream);
                //}


               // content.Headers.ContentType = MediaTypeHeaderValue.Parse("multipart/form-data");
                var multipartContent = new MultipartFormDataContent();
                multipartContent.Add(content);

               // multipartContent.Add(new StreamContent(content));

                HttpResponseMessage res = client.PostAsync(url, multipartContent).Result;
                string data = res.Content.ReadAsStringAsync().Result;
                mSUploadResponse = JsonConvert.DeserializeObject<DMSUploadResponse>(data);
            }
c# http-post .net-4.5 iformfile
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