Hi, Endre
The code snippet is copied from akka.http.scaladsl.Http.scala
在 2015年11月24日星期二 UTC-8上午6:14:30，Akka Team写道：
>
> Hi Leon,
>
> On Tue, Nov 24, 2015 at 2:38 PM, Leon Ma <tutu...@gmail.com <javascript:>>
> wrote:
>
>> Hi,
>>
>> Checking below code:
>>
>> bind(interface, port, settings, httpsContext, log)
>> .mapAsyncUnordered(settings.maxConnections) { connection ⇒
>> handleOneConnection(connection).recoverWith {
>> // Ignore incoming errors from the connection as they will
>> cancel the binding.
>> // As far as it is known currently, these errors can only
>> happen if a TCP error bubbles up
>> // from the TCP layer through the HTTP layer to the
>> Http.IncomingConnection.flow.
>> // See https://github.com/akka/akka/issues/17992
>> case NonFatal(_) ⇒ Future.successful(())
>> }(fm.executionContext)
>> }
>> .to(Sink.ignore)
>> .run()
>>
>> It looks like for each connection, 1 flow (defined by handler) will be
>> materialized.
>>
>
> I don't get the context. What is this code doing? What does
> handleOneConnection do? Are you referring to Akka code or your own code?
>
>
>>
>> Does that mean as long as the connection lives, there will only be 1
>> materialized stream serves for this connection?
>>
>
> Depends what handleOneConnection is doing, but if it connects a handler
> flow to the connection flow, then yes, that flow will handle each byte that
> arrives from that TCP connection.
>
>
>> And if the connection dies (like idled out from the connection pool),
>>
>
> This looks like a server, how does this relate to a connection pool?
>
> The connection what the BindSource gives is a single incoming TCP
> connection. If it fails, then the Flow wrapping it will fail too.
>
>
>> the stream will stop/terminated as well?
>>
>
> It depends what does it do with the failure.
>
> -Endre
>
>
>>
>> Thanks
>> Leon
>>
>>
>>
>> --
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>
>
> --
> Akka Team
> Typesafe - Reactive apps on the JVM
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>
--
>>>>>>>>>> Read the docs: http://akka.io/docs/
>>>>>>>>>> Check the FAQ:
>>>>>>>>>> http://doc.akka.io/docs/akka/current/additional/faq.html
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