tillrohrmann commented on a change in pull request #18526:
URL: https://github.com/apache/flink/pull/18526#discussion_r793424727
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File path:
flink-runtime/src/main/java/org/apache/flink/runtime/scheduler/ExecutionSlotAllocationContext.java
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@@ -44,9 +45,9 @@
* Returns prior allocation id for an execution vertex.
*
* @param executionVertexId id of the execution vertex
- * @return prior allocation id for the given execution vertex
+ * @return prior allocation id for the given execution vertex if it exists
*/
- AllocationID getPriorAllocationId(ExecutionVertexID executionVertexId);
+ Optional<AllocationID> getPriorAllocationId(ExecutionVertexID
executionVertexId);
Review comment:
Sounds good to me. Will change the method names accordingly.
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