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ASF GitHub Bot logged work on BEAM-8537: ---------------------------------------- Author: ASF GitHub Bot Created on: 21/Feb/20 19:18 Start Date: 21/Feb/20 19:18 Worklog Time Spent: 10m Work Description: lukecwik commented on pull request #10375: [BEAM-8537] Provide WatermarkEstimator to track watermark URL: https://github.com/apache/beam/pull/10375 ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to 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: 390857) Time Spent: 17.5h (was: 17h 20m) > Provide WatermarkEstimatorProvider for different types of WatermarkEstimator > ---------------------------------------------------------------------------- > > Key: BEAM-8537 > URL: https://issues.apache.org/jira/browse/BEAM-8537 > Project: Beam > Issue Type: Improvement > Components: sdk-py-core, sdk-py-harness > Reporter: Boyuan Zhang > Assignee: Boyuan Zhang > Priority: Major > Time Spent: 17.5h > Remaining Estimate: 0h > > This is a follow up for in-progress PR: > https://github.com/apache/beam/pull/9794. > Current implementation in PR9794 provides a default implementation of > WatermarkEstimator. For further work, we want to let WatermarkEstimator to be > a pure Interface. We'll provide a WatermarkEstimatorProvider to be able to > create a custom WatermarkEstimator per windowed value. It should be similar > to how we track restriction for SDF: > WatermarkEstimator <---> RestrictionTracker > WatermarkEstimatorProvider <---> RestrictionTrackerProvider > WatermarkEstimatorParam <---> RestrictionDoFnParam -- This message was sent by Atlassian Jira (v8.3.4#803005)