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System wide materializer (#27491)

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Introduces a materializer started through an extension and then an implicit
conversion for Scala turning an implicitly available ActorSystem into a
materializer. The Java APIs has been ammended with run-methods accepting
an ActorSystem.
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Johan Andrén 2019-08-23 18:19:27 +02:00 • committed by GitHub
parent 77d1d33dbc
commit 45c826a218
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196 changed files with 1148 additions and 1129 deletions
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13
akka-docs/src/test/java/jdocs/stream/QuickStartDocTest.java
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@ -34,17 +34,14 @@ public class QuickStartDocTest extends AbstractJavaTest {
@Test
public void demonstrateSource() throws InterruptedException, ExecutionException {
// #create-materializer
final ActorSystem system = ActorSystem.create("QuickStart");
final Materializer materializer = ActorMaterializer.create(system);
// #create-materializer
// #create-source
final Source<Integer, NotUsed> source = Source.range(1, 100);
// #create-source
// #run-source
source.runForeach(i -> System.out.println(i), materializer);
source.runForeach(i -> System.out.println(i), system);
// #run-source
// #transform-source
@ -54,11 +51,11 @@ public class QuickStartDocTest extends AbstractJavaTest {
final CompletionStage<IOResult> result =
factorials
.map(num -> ByteString.fromString(num.toString() + "\n"))
.runWith(FileIO.toPath(Paths.get("factorials.txt")), materializer);
.runWith(FileIO.toPath(Paths.get("factorials.txt")), system);
// #transform-source
// #use-transformed-sink
factorials.map(BigInteger::toString).runWith(lineSink("factorial2.txt"), materializer);
factorials.map(BigInteger::toString).runWith(lineSink("factorial2.txt"), system);
// #use-transformed-sink
// #add-streams
@ -68,11 +65,11 @@ public class QuickStartDocTest extends AbstractJavaTest {
// #add-streams
.take(2)
// #add-streams
.runForeach(s -> System.out.println(s), materializer);
.runForeach(s -> System.out.println(s), system);
// #add-streams
// #run-source-and-terminate
final CompletionStage<Done> done = source.runForeach(i -> System.out.println(i), materializer);
final CompletionStage<Done> done = source.runForeach(i -> System.out.println(i), system);
done.thenRun(() -> system.terminate());
// #run-source-and-terminate