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Flatten Future[Option[Future[Option[X]]]]

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Language: Scala
Posted by: Komsit Prakobphol
Added: Sep 21, 2016 6:32 AM
Views: 2078
Tags: flatten future nested option
  1.     childOrderService.findParentOrderId(clientOrderId) flatMap {
  2.       case None => Future.value(None)
  3.       case Some(parentOrderId) => parentOrderService.findParentOrder(parentOrderId)
  4.     }

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