protected override IEnumerator <IAsyncResult> SetQueueMetadataImpl(IAccountIdentifier identity, string account, string queue, NameValueCollection metadata, TimeSpan?timeout, RequestContext requestContext, AsyncIteratorContext <NoResults> context)
{
RemainingTime remainingTime = new RemainingTime(timeout);
SASAuthorizationParameters sASAuthorizationParameter = new SASAuthorizationParameters()
{
SupportedSasTypes = SasType.AccountSas,
SignedResourceType = SasResourceType.Container,
SignedPermission = SASPermission.Write
};
SASAuthorizationParameters sASAuthorizationParameter1 = sASAuthorizationParameter;
IAsyncResult asyncResult = this.BeginGetQueue(identity, account, queue, PermissionLevel.Write, sASAuthorizationParameter1, remainingTime, requestContext, context.GetResumeCallback(), context.GetResumeState("QueueManager.SetQueueMetadataImpl"));
yield return(asyncResult);
IQueueContainer operationStatus = this.EndGetQueue(asyncResult);
if (requestContext != null)
{
operationStatus.OperationStatus = requestContext.OperationStatus;
}
operationStatus.ApplicationMetadata = QueueHelpers.SerializeMetadata(metadata);
operationStatus.Timeout = remainingTime;
asyncResult = operationStatus.BeginSetProperties(ContainerPropertyNames.ApplicationMetadata, null, context.GetResumeCallback(), context.GetResumeState("QueueManager.SetQueueMetadataImpl"));
yield return(asyncResult);
operationStatus.EndSetProperties(asyncResult);
}
protected override IEnumerator <IAsyncResult> GetQueuePropertiesImpl(IAccountIdentifier identity, string account, string queue, bool getMessageCount, SASAuthorizationParameters sasParams, TimeSpan?timeout, RequestContext requestContext, AsyncIteratorContext <QueueProperties> context)
{
RemainingTime remainingTime = new RemainingTime(timeout);
IAsyncResult asyncResult = this.BeginGetQueue(identity, account, queue, PermissionLevel.Read, sasParams, ContainerPropertyNames.ApplicationMetadata, remainingTime, requestContext, context.GetResumeCallback(), context.GetResumeState("QueueManager.GetQueuePropertiesImpl"));
yield return(asyncResult);
IQueueContainer operationStatus = this.EndGetQueue(asyncResult);
if (requestContext != null)
{
operationStatus.OperationStatus = requestContext.OperationStatus;
}
NameValueCollection nameValueCollection = QueueHelpers.DeserializeMetadata(operationStatus.ApplicationMetadata);
long?nullable = null;
if (getMessageCount)
{
operationStatus.Timeout = remainingTime;
asyncResult = operationStatus.BeginGetQueueStatistics(true, true, context.GetResumeCallback(), context.GetResumeState("QueueManager.GetQueuePropertiesImpl"));
yield return(asyncResult);
nullable = new long?(operationStatus.EndGetQueueStatistics(asyncResult).TotalMessages);
}
context.ResultData = new QueueProperties(account, queue, nullable, nameValueCollection);
}
public static NameValueCollection DeserializeMetadata(byte[] data)
{
if (data == null || (int)data.Length <= 0)
{
return(new NameValueCollection());
}
return(QueueHelpers.StringToMetadata(Encoding.Unicode.GetString(data)));
}
public ListQueuesResultQueueProperties(IQueueContainer queue)
{
if (queue == null)
{
throw new ArgumentNullException("queue");
}
this.queueName = queue.ContainerName;
if (queue.ApplicationMetadata != null)
{
this.metadata = QueueHelpers.DeserializeMetadata(queue.ApplicationMetadata);
}
}
public static byte[] SerializeMetadata(NameValueCollection metadata)
{
return(Encoding.Unicode.GetBytes(QueueHelpers.MetadataToString(metadata)));
}
public static bool IsMetadataSame(NameValueCollection m1, NameValueCollection m2)
{
return(QueueHelpers.MetadataToString(m1) == QueueHelpers.MetadataToString(m2));
}
protected override IEnumerator <IAsyncResult> CreateQueueImpl(IAccountIdentifier identity, string account, string queue, long defaultMessageTtl, long defaultMessageVisibilityTimeout, NameValueCollection metadata, TimeSpan?timeout, RequestContext requestContext, AsyncIteratorContext <CreateQueueResult> context)
{
RemainingTime remainingTime = new RemainingTime(timeout);
List <SASPermission> sASPermissions = new List <SASPermission>()
{
SASPermission.Write,
SASPermission.Create
};
SASAuthorizationParameters sASAuthorizationParameter = this.authorizationManager.CheckAccessWithMultiplePermissions(identity, account, null, null, PermissionLevel.Write, SasType.AccountSas, SasResourceType.Container, sASPermissions, remainingTime);
if (metadata == null)
{
metadata = new NameValueCollection();
}
IStorageAccount storageAccount = this.storageManager.CreateAccountInstance(account);
IAsyncResult asyncResult = base.BeginGetQueueProperties(identity, account, queue, false, sASAuthorizationParameter, new TimeSpan?(remainingTime), requestContext, context.GetResumeCallback(), context.GetResumeState("QueueManager.CreateQueueImpl"));
yield return(asyncResult);
QueueProperties queueProperty = null;
bool flag = true;
try
{
queueProperty = base.EndGetQueueProperties(asyncResult);
}
catch (ContainerNotFoundException containerNotFoundException)
{
flag = false;
}
if (!flag)
{
Logger <IRestProtocolHeadLogger> .Instance.Info.Log("Contacting XAC Server in order to create the queue");
storageAccount.Timeout = remainingTime;
DateTime?nullable = null;
asyncResult = storageAccount.BeginCreateQueueContainer(queue, nullable, null, QueueHelpers.SerializeMetadata(metadata), context.GetResumeCallback(), context.GetResumeState("QueueManager.CreateQueueImpl"));
yield return(asyncResult);
bool flag1 = false;
try
{
storageAccount.EndCreateQueueContainer(asyncResult);
}
catch (ContainerAlreadyExistsException containerAlreadyExistsException)
{
flag1 = true;
}
if (flag1)
{
flag = true;
asyncResult = base.BeginGetQueueProperties(identity, account, queue, false, new TimeSpan?(remainingTime), requestContext, context.GetResumeCallback(), context.GetResumeState("QueueManager.CreateQueueImpl"));
try
{
queueProperty = base.EndGetQueueProperties(asyncResult);
}
catch (ContainerNotFoundException containerNotFoundException1)
{
flag = false;
}
if (flag)
{
if (!QueueHelpers.IsMetadataSame(queueProperty.Metadata, metadata))
{
throw new ContainerAlreadyExistsException(string.Concat("Queue '", queue, "' already exists, and the metadata is different."));
}
context.ResultData = CreateQueueResult.AlreadyExists;
}
}
}
else
{
Logger <IRestProtocolHeadLogger> .Instance.Info.Log("Queue already exists no need to contact XAC Server.");
if (!QueueHelpers.IsMetadataSame(queueProperty.Metadata, metadata))
{
throw new ContainerAlreadyExistsException(string.Concat("Queue '", queue, "' already exists, and the metadata is different."));
}
context.ResultData = CreateQueueResult.AlreadyExists;
}
}
