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https://issues.apache.org/jira/browse/BEAM-10341?focusedWorklogId=458437&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-458437
]
ASF GitHub Bot logged work on BEAM-10341:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 14/Jul/20 03:32
Start Date: 14/Jul/20 03:32
Worklog Time Spent: 10m
Work Description: boyuanzz commented on a change in pull request #12016:
URL: https://github.com/apache/beam/pull/12016#discussion_r454077833
##########
File path:
sdks/java/core/src/main/java/org/apache/beam/sdk/transforms/splittabledofn/RestrictionTracker.java
##########
@@ -99,6 +99,24 @@
*/
public abstract void checkDone() throws IllegalStateException;
+ public enum RestrictionBoundness {
+ IS_BOUNDED,
+ IS_UNBOUNDED
+ }
+
+ /**
+ * Return the boundedness of current tracking restriction. If the current
restriction produces
+ * finite output, it should return {@link RestrictionBoundness#IS_BOUNDED}.
Otherwise, it should
+ * return {@link RestrictionBoundness#IS_UNBOUNDED}.
+ *
+ * <p>The API is called by the system when the pipeline starts to drain and
there is no
+ * implementation of {@link DoFn.TruncateRestriction}. Based on the
boundness of the restriction,
+ * the system will give the default behavior of truncating restrictions.
+ *
+ * <p>The API is required to be implemented.
+ */
Review comment:
Created JIRA https://issues.apache.org/jira/browse/BEAM-10480 for
tracking this cleanup.
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Issue Time Tracking
-------------------
Worklog Id: (was: 458437)
Time Spent: 5.5h (was: 5h 20m)
> Support drain in SDF
> --------------------
>
> Key: BEAM-10341
> URL: https://issues.apache.org/jira/browse/BEAM-10341
> Project: Beam
> Issue Type: New Feature
> Components: sdk-java-harness, sdk-py-harness
> Reporter: Boyuan Zhang
> Priority: P2
> Time Spent: 5.5h
> Remaining Estimate: 0h
>
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