Inheritance: IDisposable
Beispiel #1
0
        public async Task <ObjectMetadata> GetObject(GetObjectRequest getObjectRequest, Stream output,
                                                     Action <HttpProcessData> downloadProcessCallback = null, CancellationToken?cancellationToken = null)
        {
            OssObject ossObject = await this.GetObject(getObjectRequest, downloadProcessCallback, cancellationToken);

            using (ossObject.Content)
            {
                ossObject.Content.CopyTo(output);
            }
            return(ossObject.Metadata);
        }
Beispiel #2
0
        static async void getObject()
        {
            try
            {
                OssClient temp   = new OssClient("bm9crcnr0rtnuw8bnrfvq7w8", "RbtJoExTnA8vYLynUfDh7Ior+oM=");
                OssObject result = await temp.GetObject("devdoc", "c# 5.0.pdf", callback);



                FileStream fs     = new FileStream(@"C:\Users\yangzhl\Desktop\c# 5.0.pdf", FileMode.Open);
                byte[]     buffer = new byte[fs.Length];
                result.Content.Read(buffer, 0, buffer.Length);
                byte[] sh       = MD5.Create().ComputeHash(buffer);
                string hashCode = BitConverter.ToString(sh).Replace("-", string.Empty).ToLower();
            }
            catch (AggregateException ex)
            {
                Console.WriteLine(ex.Message);
            }
        }
Beispiel #3
0
        public async Task <OssObject> GetObject(GetObjectRequest getObjectRequest,
                                                Action <HttpProcessData> downloadProcessCallback = null, CancellationToken?cancellationToken = null)
        {
            OssObject result = null;

            HttpClientHandler      hand = null;
            ProgressMessageHandler processMessageHander = null;
            HttpClient             localHttpClient      = null;
            OssHttpRequestMessage  httpRequestMessage   = null;
            HttpResponseMessage    response             = null;

            try
            {
                hand = new HttpClientHandler();
                processMessageHander     = new ProgressMessageHandler(hand);
                localHttpClient          = new HttpClient(processMessageHander);
                localHttpClient.Timeout += new TimeSpan(2 * TimeSpan.TicksPerHour);

                httpRequestMessage = new OssHttpRequestMessage(getObjectRequest.BucketName, getObjectRequest.Key);
                getObjectRequest.ResponseHeaders.Populate(httpRequestMessage.Headers);
                getObjectRequest.Populate(httpRequestMessage.Headers);

                httpRequestMessage.Method       = HttpMethod.Get;
                httpRequestMessage.Headers.Date = DateTime.UtcNow;

                OssRequestSigner.Sign(httpRequestMessage, networkCredential);
                if (downloadProcessCallback != null)
                {
                    processMessageHander.HttpReceiveProgress += (sender, e) =>
                    {
                        downloadProcessCallback(new HttpProcessData()
                        {
                            TotalBytes         = e.TotalBytes,
                            BytesTransferred   = e.BytesTransferred,
                            ProgressPercentage = e.ProgressPercentage
                        });;
                    };
                }

                if (cancellationToken != null)
                {
                    response = await localHttpClient.SendAsync(httpRequestMessage, (CancellationToken)cancellationToken);
                }
                else
                {
                    response = await localHttpClient.SendAsync(httpRequestMessage);
                }


                if (response.IsSuccessStatusCode == false)
                {
                    await ErrorResponseHandler.Handle(response);
                }

                var temp = DeserializerFactory.GetFactory().CreateGetObjectResultDeserializer(getObjectRequest);
                result = await temp.Deserialize(response);
            }
            catch (Exception ex)
            {
                throw ex;
            }
            finally
            {
                if (hand != null)
                {
                    hand.Dispose();
                }

                if (processMessageHander != null)
                {
                    processMessageHander.Dispose();
                }

                if (localHttpClient != null)
                {
                    localHttpClient.Dispose();
                }

                if (httpRequestMessage != null)
                {
                    httpRequestMessage.Dispose();
                }
            }


            return(result);
        }