Github user JoshRosen commented on a diff in the pull request:
https://github.com/apache/spark/pull/10835#discussion_r50804555
--- Diff:
core/src/test/scala/org/apache/spark/scheduler/TaskResultGetterSuite.scala ---
@@ -72,6 +78,31 @@ class ResultDeletingTaskResultGetter(sparkEnv: SparkEnv,
scheduler: TaskSchedule
}
}
+
+/**
+ * A [[TaskResultGetter]] that stores the [[DirectTaskResult]]s it
receives from executors
+ * _before_ modifying the results in any way.
+ */
+private class MyTaskResultGetter(env: SparkEnv, scheduler:
TaskSchedulerImpl)
+ extends TaskResultGetter(env, scheduler) {
+
+ // Use the current thread so we can access its results synchronously
+ protected override val getTaskResultExecutor =
MoreExecutors.sameThreadExecutor()
--- End diff --
Ah, glad to see that there was a utility for this!
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