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https://issues.apache.org/jira/browse/BEAM-11106?focusedWorklogId=762947&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-762947
]
ASF GitHub Bot logged work on BEAM-11106:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 27/Apr/22 15:02
Start Date: 27/Apr/22 15:02
Worklog Time Spent: 10m
Work Description: riteshghorse commented on code in PR #17432:
URL: https://github.com/apache/beam/pull/17432#discussion_r859912846
##########
sdks/go/pkg/beam/core/runtime/exec/sdf_invokers.go:
##########
@@ -351,3 +352,97 @@ func (n *cweInvoker) Reset() {
n.args[i] = nil
}
}
+
+// trInvoker is an invoker for TruncateRestriction.
+type trInvoker struct {
+ fn *funcx.Fn
+ args []interface{}
+ call func(rest interface{}, elms *FullValue) (pair interface{})
+}
+
+var offsetrangeTracker = reflect.TypeOf((*offsetrange.Tracker)(nil)).Elem()
+
+func DefaultTruncateRestriction(restTracker interface{}) (newRest interface{})
{
+ tracker, ok := restTracker.(sdf.BoundableRTracker)
+ if !ok {
+ return nil
+ }
+ switch tracker.(type) {
+ case *offsetrange.Tracker:
+ if tracker.(*offsetrange.Tracker).IsBounded() {
+ return
restTracker.(*offsetrange.Tracker).GetRestriction().(offsetrange.Restriction)
+ }
+ default:
+ return nil
+ }
+ return nil
Review Comment:
yeah that would make it clean.
Issue Time Tracking
-------------------
Worklog Id: (was: 762947)
Time Spent: 2.5h (was: 2h 20m)
> [Go SDK] Truncating SDFs during drain
> -------------------------------------
>
> Key: BEAM-11106
> URL: https://issues.apache.org/jira/browse/BEAM-11106
> Project: Beam
> Issue Type: Sub-task
> Components: sdk-go
> Reporter: Robert Burke
> Assignee: Ritesh Ghorse
> Priority: P3
> Time Spent: 2.5h
> Remaining Estimate: 0h
>
> Allow SDFs to specify a restriction truncation method to permit faster drains.
> (To be updated once [https://github.com/apache/beam/pull/13160] is merged and
> the programming guide updated with SDF content.)
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