共用方式為


DigitalTwinsClient.InvokeCommandAsync Method

Definition

Invoke a command on a digital twin.

public virtual System.Threading.Tasks.Task<Microsoft.Azure.Devices.InvokeDigitalTwinCommandResponse> InvokeCommandAsync (string digitalTwinId, string commandName, Microsoft.Azure.Devices.InvokeDigitalTwinCommandOptions requestOptions = default, System.Threading.CancellationToken cancellationToken = default);
abstract member InvokeCommandAsync : string * string * Microsoft.Azure.Devices.InvokeDigitalTwinCommandOptions * System.Threading.CancellationToken -> System.Threading.Tasks.Task<Microsoft.Azure.Devices.InvokeDigitalTwinCommandResponse>
override this.InvokeCommandAsync : string * string * Microsoft.Azure.Devices.InvokeDigitalTwinCommandOptions * System.Threading.CancellationToken -> System.Threading.Tasks.Task<Microsoft.Azure.Devices.InvokeDigitalTwinCommandResponse>
Public Overridable Function InvokeCommandAsync (digitalTwinId As String, commandName As String, Optional requestOptions As InvokeDigitalTwinCommandOptions = Nothing, Optional cancellationToken As CancellationToken = Nothing) As Task(Of InvokeDigitalTwinCommandResponse)

Parameters

digitalTwinId
String

The Id of the digital twin.

commandName
String

The command to be invoked.

requestOptions
InvokeDigitalTwinCommandOptions

The optional settings for this request.

cancellationToken
CancellationToken

The cancellationToken.

Returns

The serialized application/json command invocation response, the command response status code, and the request id.

Exceptions

When the provided digitalTwinId or commandName is null.

When the provided digitalTwinId or commandName is empty or whitespace.

Thrown if IoT hub responded to the request with a non-successful status code. For example, if the provided request was throttled, IotHubServiceException with ThrottlingException is thrown. For a complete list of possible error cases, see IotHubServiceErrorCode.

If the HTTP request fails due to an underlying issue such as network connectivity, DNS failure, or server certificate validation.

If the provided cancellationToken has requested cancellation.

Applies to