[GitHub] [arrow] icexelloss commented on a diff in pull request #35953: GH-35935: [C++] Clean interruption of a Acero plan with `use_threads=false`

["icexelloss (via GitHub)" <gi...@apache.org>]

icexelloss commented on code in PR #35953:
URL: https://github.com/apache/arrow/pull/35953#discussion_r1220132231


##########
cpp/src/arrow/acero/exec_plan.cc:
##########
@@ -997,9 +1001,11 @@ struct BatchConverter {
   AsyncGenerator<std::optional<ExecBatch>> exec_batch_gen;
   std::shared_ptr<Schema> schema;
   std::shared_ptr<ExecPlan> exec_plan;
+  StopSource stop_source;
+  StopToken stop_token = stop_source.token();
 };
 
-Result<AsyncGenerator<std::shared_ptr<RecordBatch>>> DeclarationToRecordBatchGenerator(
+Result<std::shared_ptr<BatchConverter>> DeclarationToBatchConverter(

Review Comment:
   What is batch converter? Why do we change the API here?



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