CommunicationsWorkflowRuntimeService.DequeueCall Method
Dequeue a Call object identified by a workflow instance ID.
Namespace: Microsoft.Rtc.Workflow.Activities
Assembly: Microsoft.Rtc.Workflow (in Microsoft.Rtc.Workflow.dll)
Syntax
'Declaration
Public Function DequeueCall ( _
workflowId As Guid _
) As Call
'Usage
Dim instance As CommunicationsWorkflowRuntimeService
Dim workflowId As Guid
Dim returnValue As Call
returnValue = instance.DequeueCall(workflowId)
public Call DequeueCall(
Guid workflowId
)
Parameters
- workflowId
Type: System.Guid
Workflow instance ID.
Return Value
Type: Microsoft.Rtc.Collaboration.Call
Call.
Exceptions
| Exception | Condition |
|---|---|
| InvalidOperationException | Thrown if the workflow instance ID is Guid.Empty. |
| InvalidOperationException | Thrown if the queue is empty. |
| InvalidOperationException | Thrown if it is a middle of shutdown. |
See Also
Reference
CommunicationsWorkflowRuntimeService Class