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From tillrohrmann <...@git.apache.org>
Subject [GitHub] flink pull request #2313: [FLINK-4273] Modify JobClient to attach to running...
Date Mon, 22 Aug 2016 09:28:57 GMT
Github user tillrohrmann commented on a diff in the pull request:

    https://github.com/apache/flink/pull/2313#discussion_r75645279
  
    --- Diff: flink-runtime/src/main/java/org/apache/flink/runtime/client/JobClient.java ---
    @@ -275,9 +275,35 @@ public static ClassLoader retrieveClassLoader(
     	public static JobExecutionResult awaitJobResult(JobListeningContext listeningContext)
throws JobExecutionException {
     
     		final JobID jobID = listeningContext.jobID;
    +		final ActorRef jobClientActor = listeningContext.jobClientActor;
     		final Future<Object> jobSubmissionFuture = listeningContext.jobResultFuture;
     		final ClassLoader classLoader = listeningContext.classLoader;
     
    +		while (!jobSubmissionFuture.isCompleted()) {
    +			try {
    +				Thread.sleep(250);
    --- End diff --
    
    Can't we wait on the `jobSubmissionFuture` for, e.g., Flink's ask timeout and recover
timeout exceptions by sending an `Identify` message to the JobClient actor. If he replies
in time, then re-wait for the `jobSubmissionFuture`.


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