public async virtual Task <ExpressRouteCircuitConnectionCreateOrUpdateOperation> CreateOrUpdateAsync(bool waitForCompletion, string connectionName, ExpressRouteCircuitConnectionData expressRouteCircuitConnectionParameters, CancellationToken cancellationToken = default)
        {
            Argument.AssertNotNullOrEmpty(connectionName, nameof(connectionName));
            if (expressRouteCircuitConnectionParameters == null)
            {
                throw new ArgumentNullException(nameof(expressRouteCircuitConnectionParameters));
            }

            using var scope = _expressRouteCircuitConnectionClientDiagnostics.CreateScope("ExpressRouteCircuitConnectionCollection.CreateOrUpdate");
            scope.Start();
            try
            {
                var response = await _expressRouteCircuitConnectionRestClient.CreateOrUpdateAsync(Id.SubscriptionId, Id.ResourceGroupName, Id.Parent.Name, Id.Name, connectionName, expressRouteCircuitConnectionParameters, cancellationToken).ConfigureAwait(false);

                var operation = new ExpressRouteCircuitConnectionCreateOrUpdateOperation(ArmClient, _expressRouteCircuitConnectionClientDiagnostics, Pipeline, _expressRouteCircuitConnectionRestClient.CreateCreateOrUpdateRequest(Id.SubscriptionId, Id.ResourceGroupName, Id.Parent.Name, Id.Name, connectionName, expressRouteCircuitConnectionParameters).Request, response);
                if (waitForCompletion)
                {
                    await operation.WaitForCompletionAsync(cancellationToken).ConfigureAwait(false);
                }
                return(operation);
            }
            catch (Exception e)
            {
                scope.Failed(e);
                throw;
            }
        }
        public virtual async Task <ArmOperation <ExpressRouteCircuitConnectionResource> > UpdateAsync(WaitUntil waitUntil, ExpressRouteCircuitConnectionData data, CancellationToken cancellationToken = default)
        {
            Argument.AssertNotNull(data, nameof(data));

            using var scope = _expressRouteCircuitConnectionClientDiagnostics.CreateScope("ExpressRouteCircuitConnectionResource.Update");
            scope.Start();
            try
            {
                var response = await _expressRouteCircuitConnectionRestClient.CreateOrUpdateAsync(Id.SubscriptionId, Id.ResourceGroupName, Id.Parent.Parent.Name, Id.Parent.Name, Id.Name, data, cancellationToken).ConfigureAwait(false);

                var operation = new NetworkArmOperation <ExpressRouteCircuitConnectionResource>(new ExpressRouteCircuitConnectionOperationSource(Client), _expressRouteCircuitConnectionClientDiagnostics, Pipeline, _expressRouteCircuitConnectionRestClient.CreateCreateOrUpdateRequest(Id.SubscriptionId, Id.ResourceGroupName, Id.Parent.Parent.Name, Id.Parent.Name, Id.Name, data).Request, response, OperationFinalStateVia.AzureAsyncOperation);
                if (waitUntil == WaitUntil.Completed)
                {
                    await operation.WaitForCompletionAsync(cancellationToken).ConfigureAwait(false);
                }
                return(operation);
            }
            catch (Exception e)
            {
                scope.Failed(e);
                throw;
            }
        }