StefanRRichter commented on a change in pull request #8692: [FLINK-12804]
Introduce mailbox-based ExecutorService
URL: https://github.com/apache/flink/pull/8692#discussion_r292529998
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File path:
flink-streaming-java/src/main/java/org/apache/flink/streaming/runtime/tasks/StreamTask.java
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@@ -467,7 +496,12 @@ public final void invoke() throws Exception {
@Override
public final void cancel() throws Exception {
- mailbox.clearAndPut(POISON_LETTER);
+ try {
+ List<Runnable> droppedRunnables =
taskMailboxExecutor.getMailbox().clearAndPut(mailboxPoisonLetter);
Review comment:
Need to think about this suggestion. Sounds good if it works.
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