public static Action Prepare <T>(ILogger logger, IServiceProvider provider, ILease lease, T message)
{
var publisher = provider.GetRequiredService <IPublisher <T> >();
logger.LogTrace($"Publisher used {publisher}");
var publishing = publisher.PreparePublish(message);
return(() =>
{
var tokenSource = new CancellationTokenSource();
var publish = publishing(tokenSource.Token).ToObservable();
var releaser = Observable.Interval(lease.LeaseInterval).Select(_ => Unit.Default);
releaser.TakeUntil(publish).Subscribe(_ =>
{
if (!lease.Renew())
{
tokenSource.Cancel();
tokenSource.Dispose();
lease.Dispose();
}
});
publish.Subscribe(_ =>
{
lease.Dispose();
logger.LogTrace("Published {message}", message);
}, ex => logger.LogError(0, ex, "Publishing {message}", message));
});
}
protected override void Deallocate()
{
m_Lease.Dispose();
}
public void Dispose()
{
m_Output.Dispose();
m_Input.Dispose();
}