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ASF GitHub Bot logged work on BEAM-4681: ---------------------------------------- Author: ASF GitHub Bot Created on: 07/Nov/18 19:33 Start Date: 07/Nov/18 19:33 Worklog Time Spent: 10m Work Description: mxm commented on a change in pull request #6981: [BEAM-4681] Add support for portable timers in Flink streaming mode URL: https://github.com/apache/beam/pull/6981#discussion_r231647452 ########## File path: runners/flink/src/main/java/org/apache/beam/runners/flink/translation/wrappers/streaming/ExecutableStageDoFnOperator.java ########## @@ -359,16 +543,82 @@ public void finishBundle() { emitResults(); } catch (Exception e) { throw new RuntimeException("Failed to finish remote bundle", e); + } finally { + remoteBundle = null; + } + if (bundleFinishedCallback != null) { + bundleFinishedCallback.run(); + bundleFinishedCallback = null; } } + boolean isBundleInProgress() { + return remoteBundle != null; + } + + void setBundleFinishedCallback(Runnable callback) { + this.bundleFinishedCallback = callback; + } + private void emitResults() { KV<String, OutputT> result; while ((result = outputQueue.poll()) != null) { - outputManager.output(outputMap.get(result.getKey()), (WindowedValue) result.getValue()); + final String inputCollectionId = result.getKey(); + TupleTag<?> tag = outputMap.get(inputCollectionId); + WindowedValue windowedValue = + Preconditions.checkNotNull( + (WindowedValue) result.getValue(), + "Received a null value from the SDK harness for %s", + inputCollectionId); + if (tag != null) { + // process regular elements + outputManager.output(tag, windowedValue); + } else { + // process timer elements + // TODO This is ugly. There should be an easier way to retrieve the + String timerPCollectionId = + inputCollectionId.substring(0, inputCollectionId.length() - ".out:0".length()); Review comment: @lukecwik I couldn't figure out how to retrieve the correct name for the collection of the timer input. I believe this needs to be fixed. ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org Issue Time Tracking ------------------- Worklog Id: (was: 163628) Time Spent: 20m (was: 10m) > Integrate support for timers using the portability APIs into Flink > ------------------------------------------------------------------ > > Key: BEAM-4681 > URL: https://issues.apache.org/jira/browse/BEAM-4681 > Project: Beam > Issue Type: Sub-task > Components: runner-flink > Reporter: Luke Cwik > Assignee: Maximilian Michels > Priority: Major > Labels: portability, portability-flink > Time Spent: 20m > Remaining Estimate: 0h > > Consider using the code produced in BEAM-4658 to support timers. -- This message was sent by Atlassian JIRA (v7.6.3#76005)