ActorContext.ASK_DURATION);
if(response instanceof ReadDataReply){
ReadDataReply reply = (ReadDataReply) response;
+ if(reply.getNormalizedNode() == null){
+ return Optional.absent();
+ }
//FIXME : A cast should not be required here ???
return (Optional<NormalizedNode<?, ?>>) Optional.of(reply.getNormalizedNode());
}