MessageHandler Delegate
Definition
Important
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Delegate that gets called when a message is received on a ModuleClient.
public delegate System.Threading.Tasks.Task<Microsoft.Azure.Devices.Client.MessageResponse> MessageHandler(Message message, object userContext);type MessageHandler = delegate of Message * obj -> Task<MessageResponse>Public Delegate Function MessageHandler(message As Message, userContext As Object) As Task(Of MessageResponse) Parameters
- message
- Message
The received message.
- userContext
- Object
Context object passed in when the callback was registered.
Return Value
MessageResponse
Remarks
This is set using SetInputMessageHandlerAsync(String, MessageHandler, Object, CancellationToken) and SetMessageHandlerAsync(MessageHandler, Object, CancellationToken).
Applies to
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