On Fri, Apr 8, 2016 at 1:06 PM, Chris Baxter <cbax...@gmail.com> wrote:
> If I want to consume a Http service and then do something with the
> response body, there are a couple of ways to go about doing that. The two
> ones that I am trying to decide between are:
>
> val f:Future[ByteString] =
>
> Source.single(req).
>
> via(outgoingConn).
>
> flatMapConcat(_.entity.dataBytes).
>
> completionTimeout(timeout).
>
> runWith(Sink.head)
>
This does not return the entire body as a ByteString.
> and
>
>
> val f:Future[ByteString] =
>
> Source.single(req).
>
> via(pool).
>
> mapAsync(1){ resp =>
>
> resp.entity.toStrict(timeout).map(_.data )
>
> }.
>
> completionTimeout(timeout).
>
> runWith(Sink.head)
>
>
> I'm thinking the first approach is the better one. Up until now, my
> common code for making outbound request has been using the second
> approach. I'm about to refactor that code into using the first approach as
> it seems cleaner and requires less use of Futures. Just wanted to see what
> the consensus from the Akka team and others was on this.
>
My question is: why do you need to eagerly read everything into memory to
"do something with the repsonse body"?
>
>
> --
> >>>>>>>>>> Read the docs: http://akka.io/docs/
> >>>>>>>>>> Check the FAQ:
> http://doc.akka.io/docs/akka/current/additional/faq.html
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--
Cheers,
√
--
>>>>>>>>>> Read the docs: http://akka.io/docs/
>>>>>>>>>> Check the FAQ:
>>>>>>>>>> http://doc.akka.io/docs/akka/current/additional/faq.html
>>>>>>>>>> Search the archives: https://groups.google.com/group/akka-user
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