kumar-mallikarjuna commented on code in PR #25027:
URL: https://github.com/apache/flink/pull/25027#discussion_r1679615203
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flink-runtime/src/main/java/org/apache/flink/runtime/dispatcher/DefaultJobManagerRunnerRegistry.java:
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@@ -41,10 +42,12 @@
public class DefaultJobManagerRunnerRegistry implements
JobManagerRunnerRegistry {
@VisibleForTesting final Map<JobID, JobManagerRunner> jobManagerRunners;
+ private ComponentMainThreadExecutor mainThreadExecutor;
public DefaultJobManagerRunnerRegistry(int initialCapacity) {
Preconditions.checkArgument(initialCapacity > 0);
jobManagerRunners =
CollectionUtil.newHashMapWithExpectedSize(initialCapacity);
+ mainThreadExecutor = null;
Review Comment:
Would need a `null` check or we initialize it to `Runnable::run`.
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