private async Task <IReadOnlyQueryResult> ExecuteSubscriptionQueryAsync(
IExecutionContext executionContext,
CancellationToken cancellationToken)
{
BatchOperationHandler batchOperationHandler =
CreateBatchOperationHandler(executionContext);
var requestTimeoutCts = new CancellationTokenSource(
_options.ExecutionTimeout);
try
{
using (var combinedCts = CancellationTokenSource
.CreateLinkedTokenSource(
requestTimeoutCts.Token,
cancellationToken))
{
IQueryResult result = await ExecuteQueryAsync(
executionContext,
batchOperationHandler,
cancellationToken)
.ConfigureAwait(false);
return(result.AsReadOnly());
}
}
finally
{
batchOperationHandler?.Dispose();
requestTimeoutCts.Dispose();
}
}