GitHub user tillrohrmann opened a pull request:
https://github.com/apache/flink/pull/4637
[FLINK-7576] [futures] Add FutureUtils.retryWithDelay
## What is the purpose of the change
FutureUtils.retryWithDelay executes the given operation of type
Callable<CompletableFuture<T>> n times and waits in between retries the
given
delay. This allows to retry an operation with a specified delay.
## Verifying this change
This change added tests and can be verified as follows:
- `FutureUtilsTest#testRetryWithDelay` and
`FutureUtils#testRetryWithDelayFailure`
## Does this pull request potentially affect one of the following parts:
- Dependencies (does it add or upgrade a dependency): (no)
- The public API, i.e., is any changed class annotated with
`@Public(Evolving)`: (no)
- The serializers: (no)
- The runtime per-record code paths (performance sensitive): (no)
- Anything that affects deployment or recovery: JobManager (and its
components), Checkpointing, Yarn/Mesos, ZooKeeper: (no)
## Documentation
- Does this pull request introduce a new feature? (no)
- If yes, how is the feature documented? (not applicable)
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/tillrohrmann/flink addRetryWithDelay
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/flink/pull/4637.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #4637
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commit 664f340b3b69aa47a541c81ccbf61a4a02fef8c7
Author: Till <till.rohrm...@gmail.com>
Date: 2017-09-04T14:42:24Z
[FLINK-7576] [futures] Add FutureUtils.retryWithDelay
FutureUtils.retryWithDelay executes the given operation of type
Callable<CompletableFuture<T>> n times and waits in between retries the
given
delay. This allows to retry an operation with a specified delay.
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