Aliyun.OSS.Samples.PutObjectSample.AsyncPutObject C# (CSharp) Метод

        public static void AsyncPutObject(string bucketName)
        {
            const string key = "AsyncPutObject";
            try
            {
                // 1. put object to specified output stream
                using (var fs = File.Open(fileToUpload, FileMode.Open))
                {
                    var metadata = new ObjectMetadata();
                    metadata.UserMetadata.Add("mykey1", "myval1");
                    metadata.UserMetadata.Add("mykey2", "myval2");
                    metadata.CacheControl = "No-Cache";
                    metadata.ContentType = "text/html";

                    string result = "Notice user: put object finish";
                    client.BeginPutObject(bucketName, key, fs, metadata, PutObjectCallback, result.ToCharArray());

                    _event.WaitOne();
                }
            }
            catch (OssException ex)
            {
                Console.WriteLine("Failed with error code: {0}; Error info: {1}. \nRequestID:{2}\tHostID:{3}",
                    ex.ErrorCode, ex.Message, ex.RequestId, ex.HostId);
            }
            catch (Exception ex)
            {
                Console.WriteLine("Failed with error info: {0}", ex.Message);
            }
        }