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https://issues.apache.org/jira/browse/FLINK-14199?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Piotr Nowojski closed FLINK-14199.
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Fix Version/s: 1.10.0
Resolution: Fixed
Merged to master as commits 3e455e5d9ac904943e11aa6695cb340a9c5cb850,
529e1ccc68f38cb627c2b0baabcd26c2f218a15e and
070fae5453b37a0d1eddbc80f357a49a03791e73
> Only use dedicated/named classes for mailbox letters.
> -----------------------------------------------------
>
> Key: FLINK-14199
> URL: https://issues.apache.org/jira/browse/FLINK-14199
> Project: Flink
> Issue Type: Improvement
> Components: Runtime / Task
> Reporter: Arvid Heise
> Assignee: Arvid Heise
> Priority: Major
> Labels: pull-request-available
> Fix For: 1.10.0
>
> Attachments: Screenshot 2019-08-22 at 12.59.59.png
>
> Time Spent: 10m
> Remaining Estimate: 0h
>
> Unnamed lambdas make it difficult to debug the code
> !Screenshot 2019-08-22 at 12.59.59.png!
> Note: there are cases of the mailbox usage that need a Future to track when a
> letter is executed and get success/exception result. Current implementation
> (in MailboxExecutor) piggybacks on java.util.concurrent.FutureTask and the
> fact that it implements Java Executor api.
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