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https://issues.apache.org/jira/browse/FLINK-6555?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16007789#comment-16007789
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ASF GitHub Bot commented on FLINK-6555:
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Github user tillrohrmann commented on the issue:
https://github.com/apache/flink/pull/3873
You're right with the thread safety. I will change it. I will introduce a
`WaitingFuture` which will simply wait on the completion of all its futures and
discard all future values, thus, returning `null` as a result.
> Generalize ConjunctFuture
> -------------------------
>
> Key: FLINK-6555
> URL: https://issues.apache.org/jira/browse/FLINK-6555
> Project: Flink
> Issue Type: Improvement
> Components: Distributed Coordination
> Affects Versions: 1.4.0
> Reporter: Till Rohrmann
> Assignee: Till Rohrmann
> Priority: Trivial
> Fix For: 1.4.0
>
>
> The {{ConjunctFuture}} allows to combine multiple {{Futures}} into one. At
> the moment it does not return the collection of results of the individuals
> futures. In some cases this information is helpful and should, thus, be
> returned.
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