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Add examples for zipWithIndex #25468 (#25661)

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* Add examples for zipWithIndex #25468

* better examples
This commit is contained in:
Saleh Khazaei 2018-10-02 18:26:26 +03:30 • committed by Patrik Nordwall
parent 0101740825
commit 68e382c7f9
3 changed files with 38 additions and 1 deletions
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17
akka-docs/src/test/java/jdocs/stream/operators/SourceOrFlow.java
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@ -4,8 +4,15 @@
package jdocs.stream.operators;
import akka.stream.Materializer;
import akka.stream.javadsl.Flow;
//#zip-with-index
import akka.stream.javadsl.Sink;
import akka.stream.javadsl.Source;
import java.util.Arrays;
//#zip-with-index
//#log
import akka.stream.Attributes;
import akka.stream.javadsl.Source;
@ -29,6 +36,16 @@ class SourceOrFlow {
;
}
void zipWithIndexExample() {
Materializer materializer = null;
//#zip-with-index
Source.from(Arrays.asList("apple", "orange", "banana"))
.zipWithIndex()
.runWith(Sink.foreach(System.out::print), materializer);
// this will print ('apple', 0), ('orange', 1), ('banana', 2)
//#zip-with-index
}
void conflateExample() {
//#conflate
Source.cycle(() -> Arrays.asList(1, 10, 100).iterator())