Remove some of Unused import warning (#24650)

This commit is contained in:
Jimin Hsieh 2018-03-16 19:08:29 +08:00 committed by Arnout Engelen
parent a878e6c9fa
commit 2c2b8ba001
150 changed files with 85 additions and 323 deletions

View file

@ -6,17 +6,13 @@ package akka.stream.impl
import akka.dispatch.ExecutionContexts
import akka.stream.ActorAttributes.SupervisionStrategy
import akka.stream.Supervision.{ Stop, stoppingDecider }
import akka.stream.impl.QueueSink.{ Output, Pull }
import akka.stream.impl.fusing.GraphInterpreter
import akka.{ Done, NotUsed, annotation }
import akka.actor.{ Actor, ActorRef, Props }
import akka.NotUsed
import akka.actor.{ ActorRef, Props }
import akka.stream.Attributes.InputBuffer
import akka.stream._
import akka.stream.impl.Stages.DefaultAttributes
import akka.stream.impl.StreamLayout.AtomicModule
import java.util.concurrent.atomic.AtomicReference
import java.util.function.BiConsumer
import akka.actor.{ ActorRef, Props }
import akka.stream.Attributes.InputBuffer
@ -26,11 +22,10 @@ import org.reactivestreams.{ Publisher, Subscriber }
import scala.annotation.unchecked.uncheckedVariance
import scala.collection.immutable
import scala.concurrent.{ ExecutionContext, Future, Promise }
import scala.language.postfixOps
import scala.concurrent.{ Future, Promise }
import scala.util.control.NonFatal
import scala.util.{ Failure, Success, Try }
import akka.stream.scaladsl.{ Sink, SinkQueue, SinkQueueWithCancel, Source }
import akka.stream.scaladsl.{ Sink, SinkQueueWithCancel, Source }
import java.util.concurrent.CompletionStage
import scala.compat.java8.FutureConverters._
@ -39,7 +34,6 @@ import java.util.Optional
import akka.annotation.{ DoNotInherit, InternalApi }
import akka.event.Logging
import akka.util.OptionVal
import scala.collection.generic.CanBuildFrom