internal QueueResultSegment(IEnumerable <CloudQueue> queues, QueueContinuationToken continuationToken)
{
this.Results = queues;
this.ContinuationToken = continuationToken;
}
public virtual Task <QueueResultSegment> ListQueuesSegmentedAsync(string prefix, QueueContinuationToken currentToken)
{
return(this.ListQueuesSegmentedAsync(prefix, QueueListingDetails.None, null, currentToken, null, null));
}
public virtual Task <QueueResultSegment> ListQueuesSegmentedAsync(string prefix, QueueListingDetails detailsIncluded, int?maxResults, QueueContinuationToken currentToken, QueueRequestOptions options, OperationContext operationContext)
{
return(this.ListQueuesSegmentedAsync(prefix, detailsIncluded, maxResults, currentToken, options, operationContext, CancellationToken.None));
}
public virtual async Task <QueueResultSegment> ListQueuesSegmentedAsync(string prefix, QueueListingDetails detailsIncluded, int?maxResults, QueueContinuationToken currentToken, QueueRequestOptions options, OperationContext operationContext, CancellationToken cancellationToken)
{
QueueRequestOptions modifiedOptions = QueueRequestOptions.ApplyDefaults(options, this);
operationContext = operationContext ?? new OperationContext();
ResultSegment <CloudQueue> resultSegment = await Executor.ExecuteAsync(
this.ListQueuesImpl(prefix, maxResults, detailsIncluded, modifiedOptions, currentToken),
modifiedOptions.RetryPolicy,
operationContext,
cancellationToken).ConfigureAwait(false);
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, 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);
}
public async Task QueueContinuationTokenVerifySerializer()
{
XmlSerializer serializer = new XmlSerializer(typeof(QueueContinuationToken));
XmlWriterSettings settings = new XmlWriterSettings();
settings.Indent = true;
StringReader reader;
string tokenxml;
QueueContinuationToken writeToken = new QueueContinuationToken
{
NextMarker = Guid.NewGuid().ToString(),
TargetLocation = StorageLocation.Primary
};
QueueContinuationToken readToken = null;
// Write with XmlSerializer
using (StringWriter writer = new StringWriter())
{
serializer.Serialize(writer, writeToken);
tokenxml = writer.ToString();
}
// Read with XmlSerializer
reader = new StringReader(tokenxml);
readToken = (QueueContinuationToken)serializer.Deserialize(reader);
Assert.AreEqual(writeToken.NextMarker, readToken.NextMarker);
// Read with token.ReadXml()
using (XmlReader xmlReader = XMLReaderExtensions.CreateAsAsync(new MemoryStream(Encoding.Unicode.GetBytes(tokenxml))))
{
readToken = new QueueContinuationToken();
await readToken.ReadXmlAsync(xmlReader);
}
Assert.AreEqual(writeToken.NextMarker, readToken.NextMarker);
// Read with token.ReadXml()
using (XmlReader xmlReader = XMLReaderExtensions.CreateAsAsync(new MemoryStream(Encoding.Unicode.GetBytes(tokenxml))))
{
readToken = new QueueContinuationToken();
await readToken.ReadXmlAsync(xmlReader);
}
// Write with token.WriteXml
StringBuilder sb = new StringBuilder();
using (XmlWriter writer = XmlWriter.Create(sb, settings))
{
writeToken.WriteXml(writer);
}
// Read with XmlSerializer
reader = new StringReader(sb.ToString());
readToken = (QueueContinuationToken)serializer.Deserialize(reader);
Assert.AreEqual(writeToken.NextMarker, readToken.NextMarker);
// Read with token.ReadXml()
using (XmlReader xmlReader = XMLReaderExtensions.CreateAsAsync(new MemoryStream(Encoding.Unicode.GetBytes(sb.ToString()))))
{
readToken = new QueueContinuationToken();
await readToken.ReadXmlAsync(xmlReader);
}
Assert.AreEqual(writeToken.NextMarker, readToken.NextMarker);
}
public async Task QueueContinuationTokenVerifyXmlWithinXml()
{
CloudQueueClient client = GenerateCloudQueueClient();
string prefix = "dotnetqueuetest" + Guid.NewGuid().ToString("N");
List <string> queueNames = new List <string>();
int count = 30;
for (int i = 0; i < count; i++)
{
queueNames.Add(prefix + i);
client.GetQueueReference(prefix + i).Create();
}
QueueContinuationToken token = null;
List <CloudQueue> results = new List <CloudQueue>();
do
{
QueueResultSegment segment = client.ListQueuesSegmented(prefix, QueueListingDetails.None, 5, token, null, null);
token = segment.ContinuationToken;
results.AddRange(segment.Results);
if (token != null)
{
Assert.AreEqual(null, token.GetSchema());
XmlWriterSettings settings = new XmlWriterSettings();
settings.Indent = true;
StringBuilder sb = new StringBuilder();
using (XmlWriter writer = XmlWriter.Create(sb, settings))
{
writer.WriteStartElement("test1");
writer.WriteStartElement("test2");
token.WriteXml(writer);
writer.WriteEndElement();
writer.WriteEndElement();
}
using (XmlReader reader = XMLReaderExtensions.CreateAsAsync(new MemoryStream(Encoding.Unicode.GetBytes(sb.ToString()))))
{
token = new QueueContinuationToken();
await reader.ReadStartElementAsync();
await reader.ReadStartElementAsync();
await token.ReadXmlAsync(reader);
await reader.ReadEndElementAsync();
await reader.ReadEndElementAsync();
}
}
}while (token != null);
foreach (CloudQueue queue in results)
{
if (queueNames.Remove(queue.Name))
{
queue.Delete();
}
else
{
Assert.Fail();
}
}
Assert.AreEqual <int>(0, queueNames.Count);
}
public virtual Task <QueueResultSegment> ListQueuesSegmentedAsync(string prefix, QueueContinuationToken currentToken, CancellationToken cancellationToken)
{
return(this.ListQueuesSegmentedAsync(prefix, QueueListingDetails.None, maxResults: null, currentToken: currentToken, options: null, operationContext: null, cancellationToken: cancellationToken));
}
/// <summary>
/// Returns a result segment containing a collection of queues.
/// </summary>
/// <param name="currentToken">A <see cref="QueueContinuationToken"/> continuation token returned by a previous listing operation.</param>
/// <returns>A <see cref="QueueResultSegment"/> object.</returns>
public virtual QueueResultSegment ListQueuesSegmented(QueueContinuationToken currentToken)
{
return(this.ListQueuesSegmented(null, QueueListingDetails.None, null, currentToken, null, null));
}
public virtual Task <QueueResultSegment> ListQueuesSegmentedAsync(string prefix, QueueContinuationToken currentToken)
{
return(this.ListQueuesSegmentedAsync(prefix, currentToken, CancellationToken.None));
}
/// <summary>
/// Begins an asynchronous operation to return a result segment containing a collection of queues.
/// </summary>
/// <param name="prefix">A string containing 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">A <see cref="QueueRequestOptions"/> 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.</param>
/// <param name="callback">An <see cref="AsyncCallback"/> 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 virtual ICancellableAsyncResult BeginListQueuesSegmented(string prefix, QueueListingDetails queueListingDetails, int?maxResults, QueueContinuationToken currentToken, QueueRequestOptions options, OperationContext operationContext, AsyncCallback callback, object state)
{
return(CancellableAsyncResultTaskWrapper.Create(token => this.ListQueuesSegmentedAsync(prefix, queueListingDetails, maxResults, currentToken, options, operationContext, token), callback, state));
}
/// <summary>
/// Begins an asynchronous operation to return a result segment containing a collection of queues.
/// </summary>
/// <param name="prefix">A string containing the queue name prefix.</param>
/// <param name="currentToken">A <see cref="QueueContinuationToken"/> returned by a previous listing operation.</param>
/// <param name="callback">An <see cref="AsyncCallback"/> 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 virtual ICancellableAsyncResult BeginListQueuesSegmented(string prefix, QueueContinuationToken currentToken, AsyncCallback callback, object state)
{
return(this.BeginListQueuesSegmented(prefix, QueueListingDetails.None, null, currentToken, null, null, callback, state));
}
/// <summary>
/// Returns a result segment containing a collection of queues.
/// </summary>
/// <param name="prefix">A string containing 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">A <see cref="QueueRequestOptions"/> 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.</param>
/// <returns>A <see cref="ResultSegment{T}"/> of type <see cref="CloudQueue"/>.</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>
/// Returns a result segment containing a collection of queues.
/// </summary>
/// <param name="prefix">A string containing 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">A <see cref="QueueRequestOptions"/> object that specifies additional options for the request. If <c>null</c>, default options are applied to the request.</param>
/// <param name="operationContext">An <see cref="OperationContext"/> object that represents the context for the current operation.</param>
/// <returns>A <see cref="QueueResultSegment"/> object.</returns>
public virtual 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));
}
