Abacn commented on code in PR #34253:
URL: https://github.com/apache/beam/pull/34253#discussion_r1991697412
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runners/spark/src/main/java/org/apache/beam/runners/spark/translation/SparkStreamingPortablePipelineTranslator.java:
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@@ -322,13 +342,21 @@ private static <T> void translateFlatten(
dStreams.add(unboundedDataset.getDStream());
} else {
// create a single RDD stream.
- final SingleEmitInputDStream<WindowedValue<T>>
singleEmitInputDStream =
- new SingleEmitInputDStream<WindowedValue<T>>(
- context.getStreamingContext().ssc(), ((BoundedDataset)
dataset).getRDD().rdd());
- final JavaDStream<WindowedValue<T>> dStream =
- JavaDStream.fromDStream(
- singleEmitInputDStream,
JavaSparkContext$.MODULE$.fakeClassTag());
-
+ JavaDStream<WindowedValue<T>> dStream;
+ if (context.getSparkContext().version().startsWith("3")) {
+ Queue<JavaRDD<WindowedValue<T>>> q = new LinkedBlockingQueue<>();
+ q.offer(((BoundedDataset) dataset).getRDD());
+ // TODO (https://github.com/apache/beam/issues/20426): this is not
recoverable from
Review Comment:
This adds back a previously closed issue #20426 that #34080 intended to
solve. To what extent #34080 still functioning, or shall we revert it as a
whole?
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