ServiceBusAdministrationClient.GetTopicsAsync(CancellationToken) Method

Definition

Retrieves the set of topics present in the namespace.

public virtual Azure.AsyncPageable<Azure.Messaging.ServiceBus.Administration.TopicProperties> GetTopicsAsync (System.Threading.CancellationToken cancellationToken = default);
abstract member GetTopicsAsync : System.Threading.CancellationToken -> Azure.AsyncPageable<Azure.Messaging.ServiceBus.Administration.TopicProperties>
override this.GetTopicsAsync : System.Threading.CancellationToken -> Azure.AsyncPageable<Azure.Messaging.ServiceBus.Administration.TopicProperties>
Public Overridable Function GetTopicsAsync (Optional cancellationToken As CancellationToken = Nothing) As AsyncPageable(Of TopicProperties)

Parameters

cancellationToken
CancellationToken

An optional CancellationToken instance to signal the request to cancel the operation.

Returns

An AsyncPageable<T> describing the topics.

Exceptions

If the parameters are out of range.

The operation times out. The timeout period is initialized through the ServiceBusAdministrationClientOptions class (see Retry property). You may need to increase the value of timeout to avoid this exception if the timeout value is relatively low.

The server is busy. You should wait before you retry the operation.

Insufficient permission to perform this operation. You should check to ensure that your ServiceBusAdministrationClient has the necessary claims to perform this operation. https://learn.microsoft.com/azure/service-bus-messaging/service-bus-sas#rights-required-for-service-bus-operations

  • The operation timed out. The Reason will be set to ServiceTimeout in this case.
  • The server is busy. You should wait before you retry the operation. The failure reason will be set to ServiceBusy in this case.
  • An internal error or unexpected exception occurs. The failure reason will be set to GeneralError in this case.

Remarks

Maximum value allowed is 100 per page.

Applies to