HubLifetimeManager<THub>.InvokeConnectionAsync<T> Method

Definition

Namespace:

Microsoft.AspNetCore.SignalR

Assembly:

Microsoft.AspNetCore.SignalR.Core.dll

Package:

Microsoft.AspNetCore.App.Ref v8.0.0

Sends an invocation message to the specified connection and waits for a response.

public virtual System.Threading.Tasks.Task<T> InvokeConnectionAsync<T> (string connectionId, string methodName, object?[] args, System.Threading.CancellationToken cancellationToken);

abstract member InvokeConnectionAsync : string * string * obj[] * System.Threading.CancellationToken -> System.Threading.Tasks.Task<'T>
override this.InvokeConnectionAsync : string * string * obj[] * System.Threading.CancellationToken -> System.Threading.Tasks.Task<'T>

Public Overridable Function InvokeConnectionAsync(Of T) (connectionId As String, methodName As String, args As Object(), cancellationToken As CancellationToken) As Task(Of T)

Type Parameters

T

The type of the response expected.

Parameters

connectionId

String

The connection ID.

methodName

String

The invocation method name.

args

Object[]

The invocation arguments.

cancellationToken

CancellationToken

The token to monitor for cancellation requests. It is recommended to set a max wait for expecting a result.

Returns

Task<T>

The response from the connection.