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https://issues.apache.org/jira/browse/BEAM-2939?focusedWorklogId=441974&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-441974
]
ASF GitHub Bot logged work on BEAM-2939:
----------------------------------------
Author: ASF GitHub Bot
Created on: 05/Jun/20 18:36
Start Date: 05/Jun/20 18:36
Worklog Time Spent: 10m
Work Description: boyuanzz commented on a change in pull request #11922:
URL: https://github.com/apache/beam/pull/11922#discussion_r436072548
##########
File path:
sdks/java/harness/src/main/java/org/apache/beam/fn/harness/FnApiDoFnRunner.java
##########
@@ -296,6 +299,12 @@ public void accept(WindowedValue input) throws Exception {
/** Only valid during {@code processElement...} methods, null otherwise. */
private WindowedValue<InputT> currentElement;
+ /**
+ * Only valid during {@link #processElementForSizedElementAndRestriction}
and {@link
+ * #processElementForSizedElementAndRestriction}.
Review comment:
Duplicated {@link #processElementForSizedElementAndRestriction}?
##########
File path:
sdks/java/harness/src/main/java/org/apache/beam/fn/harness/FnApiDoFnRunner.java
##########
@@ -577,26 +586,83 @@ public Instant timestamp(DoFn<InputT, OutputT> doFn) {
switch (pTransform.getSpec().getUrn()) {
case PTransformTranslation.SPLITTABLE_PROCESS_ELEMENTS_URN:
this.convertSplitResultToWindowedSplitResult =
- (splitResult, watermarkEstimatorState) ->
- WindowedSplitResult.forRoots(
- WindowedValue.of(
- KV.of(
- currentElement.getValue(),
- KV.of(splitResult.getPrimary(),
currentWatermarkEstimatorState)),
- currentElement.getTimestamp(),
- currentWindow,
- currentElement.getPane()),
- WindowedValue.of(
- KV.of(
- currentElement.getValue(),
- KV.of(splitResult.getResidual(),
watermarkEstimatorState)),
- currentElement.getTimestamp(),
- currentWindow,
- currentElement.getPane()));
+ (splitResult, watermarkEstimatorState) -> {
+ List<BoundedWindow> primaryFullyProcessedWindows =
+ ImmutableList.copyOf(
+ Iterables.limit(
+ currentElement.getWindows(),
currentWindowIterator.previousIndex()));
+ // Advances the iterator consuming the remaining windows.
+ List<BoundedWindow> residualUnprocessedWindows =
+ ImmutableList.copyOf(currentWindowIterator);
Review comment:
`currentWindowIterator .next()`?
##########
File path:
sdks/java/harness/src/main/java/org/apache/beam/fn/harness/FnApiDoFnRunner.java
##########
@@ -941,20 +1047,59 @@ private Progress getProgress() {
convertSplitResultToWindowedSplitResult.apply(result,
watermarkAndState.getValue());
}
+ List<BundleApplication> primaryRoots = new ArrayList<>();
Review comment:
This also takes care of self checkpoint, right?
##########
File path:
sdks/java/harness/src/main/java/org/apache/beam/fn/harness/FnApiDoFnRunner.java
##########
@@ -577,26 +586,83 @@ public Instant timestamp(DoFn<InputT, OutputT> doFn) {
switch (pTransform.getSpec().getUrn()) {
case PTransformTranslation.SPLITTABLE_PROCESS_ELEMENTS_URN:
this.convertSplitResultToWindowedSplitResult =
- (splitResult, watermarkEstimatorState) ->
- WindowedSplitResult.forRoots(
- WindowedValue.of(
- KV.of(
- currentElement.getValue(),
- KV.of(splitResult.getPrimary(),
currentWatermarkEstimatorState)),
- currentElement.getTimestamp(),
- currentWindow,
- currentElement.getPane()),
- WindowedValue.of(
- KV.of(
- currentElement.getValue(),
- KV.of(splitResult.getResidual(),
watermarkEstimatorState)),
- currentElement.getTimestamp(),
- currentWindow,
- currentElement.getPane()));
+ (splitResult, watermarkEstimatorState) -> {
+ List<BoundedWindow> primaryFullyProcessedWindows =
+ ImmutableList.copyOf(
+ Iterables.limit(
+ currentElement.getWindows(),
currentWindowIterator.previousIndex()));
+ // Advances the iterator consuming the remaining windows.
+ List<BoundedWindow> residualUnprocessedWindows =
+ ImmutableList.copyOf(currentWindowIterator);
+ return WindowedSplitResult.forRoots(
+ primaryFullyProcessedWindows.isEmpty()
+ ? null
+ : WindowedValue.of(
+ KV.of(
+ currentElement.getValue(),
+ KV.of(currentRestriction,
currentWatermarkEstimatorState)),
+ currentElement.getTimestamp(),
+ primaryFullyProcessedWindows,
+ currentElement.getPane()),
+ WindowedValue.of(
+ KV.of(
+ currentElement.getValue(),
+ KV.of(splitResult.getPrimary(),
currentWatermarkEstimatorState)),
+ currentElement.getTimestamp(),
+ currentWindow,
+ currentElement.getPane()),
+ WindowedValue.of(
+ KV.of(
+ currentElement.getValue(),
+ KV.of(splitResult.getResidual(),
watermarkEstimatorState)),
+ currentElement.getTimestamp(),
+ currentWindow,
+ currentElement.getPane()),
+ residualUnprocessedWindows.isEmpty()
+ ? null
+ : WindowedValue.of(
+ KV.of(
+ currentElement.getValue(),
+ KV.of(currentRestriction,
currentWatermarkEstimatorState)),
+ currentElement.getTimestamp(),
+ residualUnprocessedWindows,
+ currentElement.getPane()));
+ };
break;
case
PTransformTranslation.SPLITTABLE_PROCESS_SIZED_ELEMENTS_AND_RESTRICTIONS_URN:
this.convertSplitResultToWindowedSplitResult =
(splitResult, watermarkEstimatorState) -> {
+ List<BoundedWindow> primaryFullyProcessedWindows =
+ ImmutableList.copyOf(
+ Iterables.limit(
+ currentElement.getWindows(),
currentWindowIterator.previousIndex()));
+ // Advances the iterator consuming the remaining windows.
+ List<BoundedWindow> residualUnprocessedWindows =
+ ImmutableList.copyOf(currentWindowIterator);
Review comment:
`currentWindowIterator.next()`?
##########
File path:
sdks/java/harness/src/main/java/org/apache/beam/fn/harness/FnApiDoFnRunner.java
##########
@@ -632,6 +698,17 @@ public Object restriction() {
}
});
return WindowedSplitResult.forRoots(
+ primaryFullyProcessedWindows.isEmpty()
+ ? null
+ : WindowedValue.of(
+ KV.of(
+ KV.of(
+ currentElement.getValue(),
+ KV.of(currentRestriction,
currentWatermarkEstimatorState)),
+ fullSize),
Review comment:
I'm wondering should the size be `fullSize` * num of windows?
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Issue Time Tracking
-------------------
Worklog Id: (was: 441974)
Time Spent: 36h 40m (was: 36.5h)
> Fn API SDF support
> ------------------
>
> Key: BEAM-2939
> URL: https://issues.apache.org/jira/browse/BEAM-2939
> Project: Beam
> Issue Type: Improvement
> Components: beam-model
> Reporter: Henning Rohde
> Assignee: Luke Cwik
> Priority: P2
> Labels: portability, stale-assigned
> Time Spent: 36h 40m
> Remaining Estimate: 0h
>
> The Fn API should support streaming SDF. Detailed design TBD.
> Once design is ready, expand subtasks similarly to BEAM-2822.
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