NuxeoClient.Client.ProcessResponse C# (CSharp) Method

        private async Task<Entity> ProcessResponse(HttpResponseMessage response)
        {
            if ((int)response.StatusCode == 204 || response.Content.Headers.ContentLength == 0)
            {
                return null;
            }

            Entity entity = null;
            MediaTypeHeaderValue contentType = response.Content.Headers.ContentType;
            bool isText = contentType.MediaType.Contains("text/");
            bool isJson = contentType.MediaType == ContentType.JSON || contentType.MediaType == ContentType.NXENTITY;
            bool isMultipart = response.Content.IsMimeMultipartContent();

            if ((int)response.StatusCode >= 400 && (int)response.StatusCode <= 499)
            {
                throw new ClientErrorException(response.StatusCode,
                    isText || isJson ? await response.Content.ReadAsStringAsync() : string.Empty);
            }
            if ((int)response.StatusCode >= 500 && (int)response.StatusCode <= 599)
            {
                throw new ServerErrorException(response.StatusCode,
                    isText || isJson ? await response.Content.ReadAsStringAsync() : string.Empty);
            }

            if (isText || isJson)
            {
                string result = await response.Content.ReadAsStringAsync();
                if (isJson)
                {
                    entity = Marshaller.UnMarshal(JToken.Parse(result));
                }
                else
                {
                    FileInfo tmpFile = IOHelper.CreateTempFile(result);
                    entity = new Blob(response.Content.Headers.ContentDisposition.FileNameStar ??
                                      response.Content.Headers.ContentDisposition.FileName).SetFile(tmpFile);
                }
            }
            else if (response.Content.IsMimeMultipartContent())
            {
                MultipartMemoryStreamProvider mp = await response.Content.ReadAsMultipartAsync();
                BlobList blobs = new BlobList();
                foreach (HttpContent part in mp.Contents)
                {
                    blobs.Add(new Blob(IOHelper.CreateTempFile(await part.ReadAsStreamAsync())));
                }
                entity = blobs;
            }
            else
            {
                entity = new Blob(IOHelper.CreateTempFile(await response.Content.ReadAsStreamAsync()));
            }

            return entity;
        }
    }