[
https://issues.apache.org/jira/browse/BEAM-12704?focusedWorklogId=641770&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-641770
]
ASF GitHub Bot logged work on BEAM-12704:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 25/Aug/21 16:00
Start Date: 25/Aug/21 16:00
Worklog Time Spent: 10m
Work Description: dmvk commented on a change in pull request #15370:
URL: https://github.com/apache/beam/pull/15370#discussion_r695895434
##########
File path:
runners/flink/src/main/java/org/apache/beam/runners/flink/FlinkStreamingPortablePipelineTranslator.java
##########
@@ -534,19 +594,55 @@ public void flatMap(T t, Collector<T> collector) {
source =
nonDedupSource
.keyBy(new
FlinkStreamingTransformTranslators.ValueWithRecordIdKeySelector<>())
- .transform("deduping", outputTypeInfo, new
DedupingOperator<>(pipelineOptions))
- .uid(format("%s/__deduplicated__", transformName));
+ .transform("deduping", sdkTypeInformation, new
DedupingOperator<>(pipelineOptions))
+ .uid(format("%s/__deduplicated__", transformName))
+ .returns(sdkTypeInformation);
} else {
source =
nonDedupSource
.flatMap(new
FlinkStreamingTransformTranslators.StripIdsMap<>(pipelineOptions))
- .returns(outputTypeInfo);
+ .returns(sdkTypeInformation);
}
+
+ return source.map(value -> intoWireTypes(sdkCoder, wireCoder,
value)).returns(outputTypeInfo);
} catch (Exception e) {
throw new RuntimeException("Error while translating UnboundedSource: " +
unboundedSource, e);
}
+ }
- return source;
+ private static <T> WindowedValue.FullWindowedValueCoder<T> getSdkCoder(
+ String pCollectionId, RunnerApi.Components components) {
+
+ PipelineNode.PCollectionNode pCollectionNode =
+ PipelineNode.pCollection(pCollectionId,
components.getPcollectionsOrThrow(pCollectionId));
+ RunnerApi.Components.Builder componentsBuilder = components.toBuilder();
+ String coderId =
+ WireCoders.addSdkWireCoder(
+ pCollectionNode,
+ componentsBuilder,
+
RunnerApi.ExecutableStagePayload.WireCoderSetting.getDefaultInstance());
+ RehydratedComponents rehydratedComponents =
+ RehydratedComponents.forComponents(componentsBuilder.build());
+ try {
+ @SuppressWarnings("unchecked")
+ WindowedValue.FullWindowedValueCoder<T> res =
+ (WindowedValue.FullWindowedValueCoder<T>)
rehydratedComponents.getCoder(coderId);
+ return res;
+ } catch (IOException ex) {
+ throw new IllegalStateException(ex);
+ }
+ }
+
+ private static <InputT, OutputT> WindowedValue<OutputT> intoWireTypes(
+ Coder<WindowedValue<InputT>> inCoder,
+ Coder<WindowedValue<OutputT>> outCoder,
+ WindowedValue<InputT> value) {
+
+ try {
+ return CoderUtils.decodeFromByteArray(outCoder,
CoderUtils.encodeToByteArray(inCoder, value));
+ } catch (CoderException ex) {
+ throw new IllegalStateException(ex);
Review comment:
Same as above. It makes a huge difference if you say "I wasn't able to
translate element from format X to format Y" then for example "buffer overflow".
Which one would you find more useful?
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Issue Time Tracking
-------------------
Worklog Id: (was: 641770)
Time Spent: 3h 50m (was: 3h 40m)
> Fix primitive Read on portable Flink Runner
> -------------------------------------------
>
> Key: BEAM-12704
> URL: https://issues.apache.org/jira/browse/BEAM-12704
> Project: Beam
> Issue Type: Improvement
> Components: runner-flink
> Affects Versions: 2.32.0
> Reporter: Jan Lukavský
> Assignee: Jan Lukavský
> Priority: P2
> Time Spent: 3h 50m
> Remaining Estimate: 0h
>
> {{ReadSourcePortableTest}} is not testing correctly the expansion into
> primitive Read. As a result, the primitive Read operation is broken.
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