[GitHub] drill pull request #857: DRILL-5599: Notify StatusHandler that batch sending...

[ppadma <gi...@git.apache.org>]

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

    https://github.com/apache/drill/pull/857#discussion_r123118764
  
    --- Diff: exec/rpc/src/main/java/org/apache/drill/exec/rpc/RequestIdMap.java ---
    @@ -111,13 +111,16 @@ public RpcListener(RpcOutcomeListener<T> handler, Class<T> clazz, int coordinati
     
         @Override
         public void operationComplete(ChannelFuture future) throws Exception {
    -
           if (!future.isSuccess()) {
    -        removeFromMap(coordinationId);
    -        if (future.channel().isActive()) {
    -          throw new RpcException("Future failed");
    -        } else {
    -          setException(new ChannelClosedException());
    +        try {
    +          removeFromMap(coordinationId);
    +        } finally {
    +          final Throwable cause = future.cause();
    +          if (future.channel().isActive()) {
    +            setException(cause == null ? new RpcException("Future has failed") : cause);
    --- End diff --
    
    overall, LGTM.  Some minor comments.


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