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+str Add mergeAll stream operator. (#31298)

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kerr 2022-09-01 21:10:33 +08:00 • committed by GitHub
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11 changed files with 254 additions and 16 deletions
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17
akka-docs/src/test/java/jdocs/stream/operators/SourceOrFlow.java
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@ -5,14 +5,16 @@
package jdocs.stream.operators;
import akka.Done;
import akka.NotUsed;
import akka.actor.ActorRef;
import akka.actor.ActorSystem;
import akka.event.LogMarker;
import akka.japi.Pair;
import akka.japi.function.Function2;
import akka.japi.pf.PFBuilder;
import akka.stream.Attributes;
import akka.stream.javadsl.Flow;
import akka.NotUsed;
import akka.japi.function.Function2;
// #zip
// #zip-with
@ -204,6 +206,17 @@ class SourceOrFlow {
// #merge
}
void mergeAllExample() {
// #merge-all
Source<Integer, NotUsed> sourceA = Source.from(Arrays.asList(1, 2, 3));
Source<Integer, NotUsed> sourceB = Source.from(Arrays.asList(4, 5, 6));
Source<Integer, NotUsed> sourceC = Source.from(Arrays.asList(7, 8, 9, 10));
sourceA.mergeAll(Arrays.asList(sourceB, sourceC), false)
.runForeach(System.out::println, system);
// merging is not deterministic, can for example print 1, 2, 3, 4, 5, 6, 7, 8, 9, 10
// #merge-all
}
void mergePreferredExample() {
// #mergePreferred