70 lines
1.5 KiB
Scala
70 lines
1.5 KiB
Scala
/*
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* Copyright (C) 2015 Typesafe Inc. <http://www.typesafe.com>
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*/
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package docs.stream.io
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import java.io.File
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import akka.stream._
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import akka.stream.io.SynchronousFileSink
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import akka.stream.io.SynchronousFileSource
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import akka.stream.scaladsl.Sink
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import akka.stream.scaladsl.Source
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import akka.stream.testkit.Utils._
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import akka.stream.testkit._
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import akka.util.ByteString
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import scala.concurrent.Future
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class StreamFileDocSpec extends AkkaSpec(UnboundedMailboxConfig) {
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implicit val ec = system.dispatcher
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implicit val mat = ActorFlowMaterializer()
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// silence sysout
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def println(s: String) = ()
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val file = File.createTempFile(getClass.getName, ".tmp")
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override def afterTermination() = file.delete()
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{
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//#file-source
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import akka.stream.io._
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//#file-source
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}
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{
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//#file-source
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val file = new File("example.csv")
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//#file-source
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}
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"read data from a file" in {
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//#file-source
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def handle(b: ByteString): Unit //#file-source
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= ()
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//#file-source
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val foreach: Future[Long] = SynchronousFileSource(file)
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.to(Sink.ignore)
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.run()
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//#file-source
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}
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"configure dispatcher in code" in {
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//#custom-dispatcher-code
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SynchronousFileSink(file)
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.withAttributes(ActorOperationAttributes.dispatcher("custom-file-io-dispatcher"))
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//#custom-dispatcher-code
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}
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"show Implicits" in {
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//#source-sink-implicits
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import akka.stream.io.Implicits._
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Source.synchronousFile(file) to Sink.outputStream(() ⇒ System.out)
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//#source-sink-implicits
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}
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}
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