You could probably use `grouped(2).map { case Seq(a, b) => (a, b) }` and then
use a graph with an `Unzip` stage ...
Heiko
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Heiko Seeberger
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> On 11 Sep 2015, at 16:10, lucian enache <cors...@gmail.com> wrote:
>
> Hello everyone, for akka-http when handling a POST request, if I have my
> entity as a Multipart.FormData ,
> and I POST some JSON and a binary file, how can I split the two when I parse
> the formData ?
>
> This is what I come up with so far
>
> path("upload") { /* uploads a file to the database */
> post {
> entity(as[Multipart.FormData]) { (formData) =>
>
>
> val uploadedUrlsFuture =
> formData.parts.map(_.entity.dataBytes).mapAsync(parallelism = 1)(part =>
> part
> .map(_.toArray)
> .runFold(ByteString())((totalBytes, bytes) => totalBytes ++
> bytes)
> .map(_.toArray[Byte]).map(ResourceManager.saveFile(_)) /*
> TODO update this to a service */
> ).grouped(100).runWith(Sink.head)
> complete(OK)
> }
> }
> }
>
>
> So if I have an Content-Length of 2 in a scenario where I post an JSON Object
> and a binary file,
> is there a way to split that up and handle the two separately?
>
> And is this a good way to provide an upload functionality to a backend trough
> akka-http and akka-streams (are there better ways to achieve this)?
>
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