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https://issues.apache.org/jira/browse/FLINK-8344?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16332717#comment-16332717
 ] 

ASF GitHub Bot commented on FLINK-8344:
---------------------------------------

Github user tillrohrmann commented on a diff in the pull request:

    https://github.com/apache/flink/pull/5312#discussion_r162693549
  
    --- Diff: 
flink-clients/src/main/java/org/apache/flink/client/program/rest/RestClusterClient.java
 ---
    @@ -327,13 +376,14 @@ public T getClusterId() {
        }
     
        private <R, A extends AsynchronouslyCreatedResource<R>> R 
waitForResource(
    -                   final SupplierWithException<CompletableFuture<A>, 
IOException> resourceFutureSupplier)
    +                   final Supplier<CompletableFuture<A>> 
resourceFutureSupplier)
                                throws IOException, InterruptedException, 
ExecutionException, TimeoutException {
    --- End diff --
    
    `IOException` and `TimeoutException` not thrown.


> Add support for HA to RestClusterClient
> ---------------------------------------
>
>                 Key: FLINK-8344
>                 URL: https://issues.apache.org/jira/browse/FLINK-8344
>             Project: Flink
>          Issue Type: Improvement
>          Components: Client
>    Affects Versions: 1.5.0
>            Reporter: Till Rohrmann
>            Assignee: Gary Yao
>            Priority: Major
>              Labels: flip-6
>             Fix For: 1.5.0
>
>
> The {{RestClusterClient}} must be able to deal with changing JobMasters in 
> case of HA. We have to add functionality to reconnect to a newly elected 
> leader in case of HA.



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