[jira] [Created] (FLINK-14935) Improve mailbox exception handling

[Shang Yuanchun (Jira)]

Arvid Heise created FLINK-14935:
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             Summary: Improve mailbox exception handling
                 Key: FLINK-14935
                 URL: https://issues.apache.org/jira/browse/FLINK-14935
             Project: Flink
          Issue Type: Improvement
            Reporter: Arvid Heise


* Errors in mail processing are currently wrapped in IllegalStateException, but WrappingRuntimeException would be more canonical
* Usage of mailbox would be easier if we support CheckedRunnables in additional/instead of Runnables.



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