Beispiel #1
0
        /// <summary>
        /// Core implementation for the ListQueues method.
        /// </summary>
        /// <param name="prefix">The queue prefix.</param>
        /// <param name="detailsIncluded">The details included.</param>
        /// <param name="currentToken">The continuation token.</param>
        /// <param name="maxResults">A non-negative integer value that indicates the maximum number of results to be returned at a time, up to the
        /// per-operation limit of 5000. If this value is <c>null</c>, the maximum possible number of results will be returned, up to 5000.</param>
        /// <returns>A <see cref="TaskSequence"/> that lists the queues.</returns>
        private RESTCommand <ResultSegment <CloudQueue> > ListQueuesImpl(string prefix, int?maxResults, QueueListingDetails detailsIncluded, QueueRequestOptions options, QueueContinuationToken currentToken)
        {
            ListingContext listingContext = new ListingContext(prefix, maxResults)
            {
                Marker = currentToken != null ? currentToken.NextMarker : null
            };

            RESTCommand <ResultSegment <CloudQueue> > getCmd = new RESTCommand <ResultSegment <CloudQueue> >(this.Credentials, this.BaseUri);

            getCmd.ApplyRequestOptions(options);
            getCmd.RetrieveResponseStream = true;
            getCmd.Handler             = this.AuthenticationHandler;
            getCmd.BuildClient         = HttpClientFactory.BuildHttpClient;
            getCmd.BuildRequest        = (cmd, cnt, ctx) => QueueHttpRequestMessageFactory.List(cmd.Uri, cmd.ServerTimeoutInSeconds, listingContext, detailsIncluded, cnt, ctx);
            getCmd.PreProcessResponse  = (cmd, resp, ex, ctx) => HttpResponseParsers.ProcessExpectedStatusCodeNoException(HttpStatusCode.OK, resp, null /* retVal */, cmd, ex);
            getCmd.PostProcessResponse = (cmd, resp, ctx) =>
            {
                return(Task.Factory.StartNew(() =>
                {
                    ListQueuesResponse listQueuesResponse = new ListQueuesResponse(cmd.ResponseStream);

                    List <CloudQueue> queuesList = new List <CloudQueue>(
                        listQueuesResponse.Queues.Select(item => new CloudQueue(item.Name, this)));

                    QueueContinuationToken continuationToken = null;
                    if (listQueuesResponse.NextMarker != null)
                    {
                        continuationToken = new QueueContinuationToken()
                        {
                            NextMarker = listQueuesResponse.NextMarker,
                        };
                    }

                    return new ResultSegment <CloudQueue>(queuesList)
                    {
                        ContinuationToken = continuationToken,
                    };
                }));
            };

            return(getCmd);
        }
        /// <summary>
        /// Core implementation for the ListQueues method.
        /// </summary>
        /// <param name="prefix">The queue prefix.</param>
        /// <param name="detailsIncluded">The details included.</param>
        /// <param name="currentToken">The continuation token.</param>
        /// <param name="maxResults">A non-negative integer value that indicates the maximum number of results to be returned at a time, up to the 
        /// per-operation limit of 5000. If this value is <c>null</c>, the maximum possible number of results will be returned, up to 5000.</param>
        /// <returns>A <see cref="TaskSequence"/> that lists the queues.</returns>
        private RESTCommand<ResultSegment<CloudQueue>> ListQueuesImpl(string prefix, int? maxResults, QueueListingDetails detailsIncluded, QueueRequestOptions options, QueueContinuationToken currentToken)
        {
            ListingContext listingContext = new ListingContext(prefix, maxResults)
            {
                Marker = currentToken != null ? currentToken.NextMarker : null
            };

            RESTCommand<ResultSegment<CloudQueue>> getCmd = new RESTCommand<ResultSegment<CloudQueue>>(this.Credentials, this.StorageUri, this.HttpClient);

            options.ApplyToStorageCommand(getCmd);
            getCmd.CommandLocationMode = CommonUtility.GetListingLocationMode(currentToken);
            getCmd.RetrieveResponseStream = true;
            getCmd.BuildRequest = (cmd, uri, builder, cnt, serverTimeout, ctx) => QueueHttpRequestMessageFactory.List(uri, serverTimeout, listingContext, detailsIncluded, cnt, ctx, this.GetCanonicalizer(), this.Credentials);
            getCmd.PreProcessResponse = (cmd, resp, ex, ctx) => HttpResponseParsers.ProcessExpectedStatusCodeNoException(HttpStatusCode.OK, resp, null /* retVal */, cmd, ex);
            getCmd.PostProcessResponseAsync = async (cmd, resp, ctx, ct) =>
            {
                ListQueuesResponse listQueuesResponse = await ListQueuesResponse.ParseAsync(cmd.ResponseStream, ct).ConfigureAwait(false);

                List<CloudQueue> queuesList = listQueuesResponse.Queues.Select(item => new CloudQueue(item.Metadata, item.Name, this)).ToList();

                QueueContinuationToken continuationToken = null;
                if (listQueuesResponse.NextMarker != null)
                {
                    continuationToken = new QueueContinuationToken()
                    {
                        NextMarker = listQueuesResponse.NextMarker,
                        TargetLocation = cmd.CurrentResult.TargetLocation,
                    };
                }

                return new ResultSegment<CloudQueue>(queuesList)
                {
                    ContinuationToken = continuationToken,
                };
            };

            return getCmd;
        }