C# QueueListingDetails类代码示例

        /// <summary>
        /// Returns an enumerable collection of the queues in the storage account whose names begin with the specified prefix and that are retrieved lazily.
        /// </summary>
        /// <param name="prefix">The queue name prefix.</param>
        /// <param name="queueListingDetails">An enumeration value that indicates which details to include in the listing.</param>
        /// <param name="options">An object that specifies any additional options for the request.</param>
        /// <param name="operationContext">An <see cref="OperationContext"/> object that represents the context for the current operation. This object is used to track requests, and to provide additional runtime information about the operation.</param>
        /// <returns>An enumerable collection of objects that implement <see cref="CloudQueue"/> and are retrieved lazily.</returns>
        public IEnumerable<CloudQueue> ListQueues(string prefix, QueueListingDetails queueListingDetails = QueueListingDetails.None, QueueRequestOptions options = null, OperationContext operationContext = null)
        {
            QueueRequestOptions modifiedOptions = QueueRequestOptions.ApplyDefaults(options, this);
            operationContext = operationContext ?? new OperationContext();

            return General.LazyEnumerable((token) => this.ListQueuesSegmentedCore(prefix, queueListingDetails, 0, token as QueueContinuationToken, modifiedOptions, operationContext), long.MaxValue, operationContext);
        }

 /// <summary>
 /// List storage queues
 /// </summary>
 /// <param name="prefix">Queue name prefix</param>
 /// <param name="queueListingDetails">Queue listing details</param>
 /// <param name="options">Queue request options</param>
 /// <param name="operationContext">Operation context</param>
 /// <returns>An enumerable collection of the queues in the storage account.</returns>
 public IEnumerable<CloudQueue> ListQueues(string prefix, QueueListingDetails queueListingDetails, QueueRequestOptions options, OperationContext operationContext)
 {
     if(string.IsNullOrEmpty(prefix))
     {
         return queueList;
     }
     else
     {
         List<CloudQueue> prefixQueues = new List<CloudQueue>();
         foreach(CloudQueue queue in queueList)
         {
             if(queue.Name.StartsWith(prefix))
             {
                 prefixQueues.Add(queue);
             }
         }
         return prefixQueues;
     }
 }

        /// <summary>
        /// Returns a result segment containing a collection of queues in the storage account.
        /// </summary>
        /// <param name="prefix">The queue name prefix.</param>
        /// <param name="queueListingDetails">A <see cref="QueueListingDetails"/> enumeration describing which items to include in the listing.</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>         
        /// <param name="currentToken">A <see cref="QueueContinuationToken"/> returned by a previous listing operation.</param> 
        /// <param name="options">An object that specifies additional options for the request.</param>
        /// <param name="operationContext">An <see cref="OperationContext"/> object that represents the context for the current operation. This object is used to track requests, and to provide additional runtime information about the operation.</param>
        /// <returns>A result segment containing objects that implement <see cref="CloudQueue"/>.</returns>
        public QueueResultSegment ListQueuesSegmented(string prefix, QueueListingDetails queueListingDetails, int? maxResults, QueueContinuationToken currentToken, QueueRequestOptions options = null, OperationContext operationContext = null)
        {
            QueueRequestOptions modifiedOptions = QueueRequestOptions.ApplyDefaults(options, this);
            operationContext = operationContext ?? new OperationContext();

            ResultSegment<CloudQueue> resultSegment = this.ListQueuesSegmentedCore(prefix, queueListingDetails, maxResults, currentToken, modifiedOptions, operationContext);
            return new QueueResultSegment(resultSegment.Results, (QueueContinuationToken)resultSegment.ContinuationToken);
        }

        /// <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, QueueListingDetails detailsIncluded, QueueContinuationToken currentToken, int? maxResults)
        {
            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.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, ctx);
            getCmd.PostProcessResponse = (cmd, resp, ex, 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 of the ListQueues method.
        /// </summary>
        /// <param name="prefix">The queue name prefix.</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>
        /// <param name="queueListingDetails">A <see cref="QueueListingDetails"/> enumeration describing which items to include in the listing.</param>
        /// <param name="options">An object that specifies additional options for the request.</param>
        /// <param name="currentToken">The continuation token.</param>
        /// <returns>A <see cref="RESTCommand{T}"/> that lists the queues.</returns>
        private RESTCommand<ResultSegment<CloudQueue>> ListQueuesImpl(string prefix, int? maxResults, QueueListingDetails queueListingDetails, QueueRequestOptions options, QueueContinuationToken currentToken)
        {
            QueueListingContext listingContext = new QueueListingContext(prefix, maxResults, queueListingDetails)
            {
                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.BuildRequestDelegate = (uri, builder, serverTimeout, ctx) => QueueHttpWebRequestFactory.List(uri, serverTimeout, listingContext, queueListingDetails, ctx);
            getCmd.SignRequest = this.AuthenticationHandler.SignRequest;
            getCmd.PreProcessResponse = (cmd, resp, ex, ctx) => HttpResponseParsers.ProcessExpectedStatusCodeNoException(HttpStatusCode.OK, resp, null /* retVal */, cmd, ex);
            getCmd.PostProcessResponse = (cmd, resp, ctx) =>
            {
                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>
 /// Constructs a web request to return a listing of all queues in this storage account.
 /// </summary>
 /// <param name="uri">A <see cref="System.Uri"/> specifying the Queue service endpoint.</param>
 /// <param name="timeout">An integer specifying the server timeout interval.</param>
 /// <param name="listingContext">A <see cref="ListingContext"/> object.</param>
 /// <param name="detailsIncluded">A <see cref="QueueListingDetails"/> enumeration value that indicates whether to return queue metadata with the listing.</param>
 /// <param name="operationContext">An <see cref="OperationContext"/> object that represents the context for the current operation.</param>
 /// <returns>A <see cref="System.Net.HttpWebRequest"/> object.</returns>
 public static HttpWebRequest List(Uri uri, int? timeout, ListingContext listingContext, QueueListingDetails detailsIncluded, OperationContext operationContext)
 {
     return QueueHttpWebRequestFactory.List(uri, timeout, listingContext, detailsIncluded, true /* useVersionHeader */, operationContext);
 }

 /// <summary>
 /// Returns a result segment containing a collection of queues
 /// whose names begin with the specified prefix. 
 /// </summary>
 /// <param name="prefix">The queue name prefix.</param>
 /// <param name="detailsIncluded">One of the enumeration values that indicates which details to include in the listing.</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 zero, the maximum possible number of results will be returned, up to 5000.</param>         
 /// <param name="continuationToken">A continuation token returned by a previous listing operation.</param> 
 /// <returns>A result segment containing a collection of queues.</returns>
 public ResultSegment<CloudQueue> ListQueuesSegmented(string prefix, QueueListingDetails detailsIncluded, int maxResults, ResultContinuation continuationToken)
 {
     return TaskImplHelper.ExecuteImplWithRetry<ResultSegment<CloudQueue>>(
         (setResult) => this.ListQueuesImpl(prefix, detailsIncluded, continuationToken, maxResults, setResult),
         this.RetryPolicy);
 }

 public Task<QueueResultSegment> ListQueuesSegmentedAsync(string prefix, QueueListingDetails queueListingDetails, int? maxResults, QueueContinuationToken currentToken, QueueRequestOptions options, OperationContext operationContext)
 {
     return this.ListQueuesSegmentedAsync(prefix, queueListingDetails, maxResults, currentToken, options, operationContext, CancellationToken.None);
 }

 /// <summary>
 /// Returns an enumerable collection of the queues in the storage account whose names begin with the specified prefix and that are retrieved lazily.
 /// </summary>
 /// <param name="prefix">The queue name prefix.</param>
 /// <param name="detailsIncluded">One of the enumeration values that indicates which details to include in the listing.</param>
 /// <returns>An enumerable collection of queues that are retrieved lazily.</returns>
 public IEnumerable<CloudQueue> ListQueues(string prefix, QueueListingDetails detailsIncluded)
 {
     return CommonUtils.LazyEnumerateSegmented<CloudQueue>(
         (setResult) => this.ListQueuesImpl(prefix, detailsIncluded, null, null, setResult),
         this.RetryPolicy);
 }

 /// <summary>
 /// Begins an asynchronous operation to return a result segment containing a collection of queues
 /// whose names begin with the specified prefix.
 /// </summary>
 /// <param name="prefix">The queue name prefix.</param>
 /// <param name="detailsIncluded">One of the enumeration values that indicates which details to include in the listing.</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 zero, the maximum possible number of results will be returned, up to 5000.</param>         
 /// <param name="continuationToken">A continuation token returned by a previous listing operation.</param> 
 /// <param name="callback">The callback delegate that will receive notification when the asynchronous operation completes.</param>
 /// <param name="state">A user-defined object that will be passed to the callback delegate.</param>
 /// <returns>An <see cref="IAsyncResult"/> that references the asynchronous operation.</returns>
 public IAsyncResult BeginListQueuesSegmented(string prefix, QueueListingDetails detailsIncluded, int maxResults, ResultContinuation continuationToken, AsyncCallback callback, object state)
 {
     return TaskImplHelper.BeginImplWithRetry<ResultSegment<CloudQueue>>(
         (setResult) => this.ListQueuesImpl(prefix, detailsIncluded, continuationToken, maxResults, setResult),
         this.RetryPolicy,
         callback,
         state);
 }

        /// <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);

            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.PostProcessResponse = (cmd, resp, ctx) =>
            {
                return Task.Factory.StartNew(() =>
                {
                    ListQueuesResponse listQueuesResponse = new ListQueuesResponse(cmd.ResponseStream);

                    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;
        }

 /// <summary>
 /// Returns a result segment containing a collection of queues in the storage account.
 /// </summary>
 /// <param name="prefix">The queue name prefix.</param>
 /// <param name="queueListingDetails">A <see cref="QueueListingDetails"/> enumeration describing which items to include in the listing.</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>         
 /// <param name="currentToken">A <see cref="QueueContinuationToken"/> returned by a previous listing operation.</param> 
 /// <param name="options">An object that specifies additional options for the request.</param>
 /// <param name="operationContext">An <see cref="OperationContext"/> object that represents the context for the current operation. This object is used to track requests, and to provide additional runtime information about the operation.</param>
 /// <returns>A result segment.</returns>
 private ResultSegment<CloudQueue> ListQueuesSegmentedCore(string prefix, QueueListingDetails queueListingDetails, int? maxResults, QueueContinuationToken currentToken, QueueRequestOptions options, OperationContext operationContext)
 {
     return Executor.ExecuteSync(
         this.ListQueuesImpl(prefix, maxResults, queueListingDetails, options, currentToken),
         options.RetryPolicy,
         operationContext);
 }

        /// <summary>
        /// Lists the queues impl.
        /// </summary>
        /// <param name="prefix">The prefix.</param>
        /// <param name="detailsIncluded">The details included.</param>
        /// <param name="continuationToken">The continuation token.</param>
        /// <param name="maxResults">The max results.</param>
        /// <param name="setResult">The set result.</param>
        /// <returns>A <see cref="TaskSequence"/> for listing the queues.</returns>
        private TaskSequence ListQueuesImpl(
            string prefix,
            QueueListingDetails detailsIncluded,
            ResultContinuation continuationToken,
            int? maxResults,
            Action<ResultSegment<CloudQueue>> setResult)
        {
            ResultPagination pagination = new ResultPagination(maxResults.GetValueOrDefault());

            return this.ListQueuesImplCore(
                prefix,
                detailsIncluded,
                continuationToken,
                pagination,
                setResult);
        }

        /// <summary>
        /// Begins an asynchronous operation to return a result segment containing a collection of queue items.
        /// </summary>
        /// <param name="prefix">The queue name prefix.</param>
        /// <param name="queueListingDetails">A <see cref="QueueListingDetails"/> enumeration describing which items to include in the listing.</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>         
        /// <param name="currentToken">A <see cref="QueueContinuationToken"/> returned by a previous listing operation.</param> 
        /// <param name="options">An object that specifies additional options for the request.</param>
        /// <param name="operationContext">An <see cref="OperationContext"/> object that represents the context for the current operation. This object is used to track requests, and to provide additional runtime information about the operation.</param>
        /// <param name="callback">The callback delegate that will receive notification when the asynchronous operation completes.</param>
        /// <param name="state">A user-defined object that will be passed to the callback delegate.</param>
        /// <returns>An <see cref="ICancellableAsyncResult"/> that references the asynchronous operation.</returns>
        public ICancellableAsyncResult BeginListQueuesSegmented(string prefix, QueueListingDetails queueListingDetails, int? maxResults, QueueContinuationToken currentToken, QueueRequestOptions options, OperationContext operationContext, AsyncCallback callback, object state)
        {
            QueueRequestOptions modifiedOptions = QueueRequestOptions.ApplyDefaults(options, this);

            operationContext = operationContext ?? new OperationContext();

            return Executor.BeginExecuteAsync(
                this.ListQueuesImpl(prefix, maxResults, queueListingDetails, modifiedOptions, currentToken),
                modifiedOptions.RetryPolicy,
                operationContext,
                callback,
                state);
        }

        /// <summary>
        /// Lists the queues impl core.
        /// </summary>
        /// <param name="prefix">The prefix.</param>
        /// <param name="detailsIncluded">The details included.</param>
        /// <param name="continuationToken">The continuation token.</param>
        /// <param name="pagination">The pagination.</param>
        /// <param name="setResult">The set result.</param>
        /// <returns>A <see cref="TaskSequence"/> for listing the queues.</returns>
        private TaskSequence ListQueuesImplCore(
            string prefix,
            QueueListingDetails detailsIncluded,
            ResultContinuation continuationToken,
            ResultPagination pagination,
            Action<ResultSegment<CloudQueue>> setResult)
        {
            CommonUtils.AssertContinuationType(continuationToken, ResultContinuation.ContinuationType.Queue);

            ListingContext listingContext = new ListingContext(prefix, pagination.GetNextRequestPageSize())
            {
                Marker = continuationToken != null ? continuationToken.NextMarker : null
            };

            var queueList = new List<CloudQueue>();

            var webRequest = QueueRequest.List(this.BaseUri, this.Timeout.RoundUpToSeconds(), listingContext, detailsIncluded);
            this.Credentials.SignRequest(webRequest);

            var listTask = webRequest.GetResponseAsyncWithTimeout(this, this.Timeout);
            yield return listTask;

            string nextMarker;

            using (var response = listTask.Result as HttpWebResponse)
            {
                var parsedResponse = QueueResponse.List(response);

                // Materialize the results so that we can close the response
                queueList.AddRange(parsedResponse.Queues.Select((Func<QueueEntry, CloudQueue>)this.SelectResponse));

                nextMarker = parsedResponse.NextMarker;
            }

            ResultContinuation newContinuationToken = new ResultContinuation() { NextMarker = nextMarker, Type = ResultContinuation.ContinuationType.Queue };

            ResultSegment.CreateResultSegment(
                setResult,
                queueList,
                newContinuationToken,
                pagination,
                this.RetryPolicy,
                (paginationArg, continuationArg, resultSegment) =>
                    this.ListQueuesImplCore(prefix, detailsIncluded, continuationArg, paginationArg, resultSegment));
        }