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Update KeysExample #31027

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Update KeysExample #31027

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6 changes: 3 additions & 3 deletions examples/java/src/main/java/org/apache/beam/examples/KeysExample.java
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Original file line number Diff line number Diff line change
Expand Up @@ -51,12 +51,12 @@ public static void main(String[] args) {
PCollection<KV<String, Integer>> pairs =
pipeline.apply(
Create.of(KV.of("one", 1), KV.of("two", 2), KV.of("three", 3), KV.of("four", 4)));
// Returns only the values of the collection: PCollection<KV<K,V>> ->
// Returns only the keys of the collection: PCollection<KV<K,V>> ->
// PCollection<V>
PCollection<String> valuesOnly = pairs.apply(Keys.create());
PCollection<String> keysOnly = pairs.apply(Keys.create());
// [END main_section]
pairs.apply(ParDo.of(new LogOutput<>("PCollection element before Values.create transform: ")));
valuesOnly.apply(
keysOnly.apply(
ParDo.of(new LogOutput<>("PCollection element after Values.create transform: ")));
pipeline.run();
}
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