private void EnsureQueryAllowsSubscription(IEpcisQuery query)
{
if (!query.AllowSubscription)
{
throw new EpcisException(ExceptionType.SubscribeNotPermittedException, $"Query '{query?.Name}' does not exist or doesn't allow subscription");
}
}
private void EnsureQueryExists(IEpcisQuery epcisQuery, string queryName)
{
if (epcisQuery == null)
{
throw new EpcisException(ExceptionType.NoSuchNameException, $"Unknown query: '{queryName}'");
}
}