public override void Invoke(AWSCredentials creds, RegionEndpoint region, int maxItems) { AmazonStorageGatewayConfig config = new AmazonStorageGatewayConfig(); config.RegionEndpoint = region; ConfigureClient(config); AmazonStorageGatewayClient client = new AmazonStorageGatewayClient(creds, config); ListTapesResponse resp = new ListTapesResponse(); do { ListTapesRequest req = new ListTapesRequest { Marker = resp.Marker , Limit = maxItems }; resp = client.ListTapes(req); CheckError(resp.HttpStatusCode, "200"); foreach (var obj in resp.TapeInfos) { AddObject(obj); } }while (!string.IsNullOrEmpty(resp.Marker)); }