format source with scalafmt
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Patrik Nordwall
parent
0f40491d42
commit
ce404e4f53
1669 changed files with 43208 additions and 35404 deletions
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@ -30,7 +30,8 @@ import scala.concurrent.{ Future, Promise }
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/**
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* INTERNAL API
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*/
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@InternalApi private[akka] final class QueueSource[T](maxBuffer: Int, overflowStrategy: OverflowStrategy) extends GraphStageWithMaterializedValue[SourceShape[T], SourceQueueWithComplete[T]] {
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@InternalApi private[akka] final class QueueSource[T](maxBuffer: Int, overflowStrategy: OverflowStrategy)
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extends GraphStageWithMaterializedValue[SourceShape[T], SourceQueueWithComplete[T]] {
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import QueueSource._
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val out = Outlet[T]("queueSource.out")
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@ -62,37 +63,43 @@ import scala.concurrent.{ Future, Promise }
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private def bufferElem(offer: Offer[T]): Unit = {
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if (!buffer.isFull) {
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enqueueAndSuccess(offer)
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} else overflowStrategy match {
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case s: DropHead =>
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log.log(s.logLevel, "Dropping the head element because buffer is full and overflowStrategy is: [DropHead]")
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buffer.dropHead()
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enqueueAndSuccess(offer)
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case s: DropTail =>
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log.log(s.logLevel, "Dropping the tail element because buffer is full and overflowStrategy is: [DropTail]")
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buffer.dropTail()
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enqueueAndSuccess(offer)
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case s: DropBuffer =>
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log.log(s.logLevel, "Dropping all the buffered elements because buffer is full and overflowStrategy is: [DropBuffer]")
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buffer.clear()
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enqueueAndSuccess(offer)
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case s: DropNew =>
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log.log(s.logLevel, "Dropping the new element because buffer is full and overflowStrategy is: [DropNew]")
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offer.promise.success(QueueOfferResult.Dropped)
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case s: Fail =>
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log.log(s.logLevel, "Failing because buffer is full and overflowStrategy is: [Fail]")
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val bufferOverflowException = BufferOverflowException(s"Buffer overflow (max capacity was: $maxBuffer)!")
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offer.promise.success(QueueOfferResult.Failure(bufferOverflowException))
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completion.failure(bufferOverflowException)
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failStage(bufferOverflowException)
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case s: Backpressure =>
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log.log(s.logLevel, "Backpressuring because buffer is full and overflowStrategy is: [Backpressure]")
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pendingOffer match {
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case Some(_) =>
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offer.promise.failure(new IllegalStateException("You have to wait for previous offer to be resolved to send another request"))
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case None =>
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pendingOffer = Some(offer)
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}
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}
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} else
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overflowStrategy match {
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case s: DropHead =>
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log.log(s.logLevel,
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"Dropping the head element because buffer is full and overflowStrategy is: [DropHead]")
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buffer.dropHead()
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enqueueAndSuccess(offer)
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case s: DropTail =>
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log.log(s.logLevel,
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"Dropping the tail element because buffer is full and overflowStrategy is: [DropTail]")
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buffer.dropTail()
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enqueueAndSuccess(offer)
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case s: DropBuffer =>
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log.log(s.logLevel,
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"Dropping all the buffered elements because buffer is full and overflowStrategy is: [DropBuffer]")
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buffer.clear()
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enqueueAndSuccess(offer)
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case s: DropNew =>
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log.log(s.logLevel, "Dropping the new element because buffer is full and overflowStrategy is: [DropNew]")
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offer.promise.success(QueueOfferResult.Dropped)
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case s: Fail =>
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log.log(s.logLevel, "Failing because buffer is full and overflowStrategy is: [Fail]")
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val bufferOverflowException = BufferOverflowException(s"Buffer overflow (max capacity was: $maxBuffer)!")
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offer.promise.success(QueueOfferResult.Failure(bufferOverflowException))
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completion.failure(bufferOverflowException)
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failStage(bufferOverflowException)
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case s: Backpressure =>
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log.log(s.logLevel, "Backpressuring because buffer is full and overflowStrategy is: [Backpressure]")
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pendingOffer match {
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case Some(_) =>
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offer.promise.failure(
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new IllegalStateException(
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"You have to wait for previous offer to be resolved to send another request"))
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case None =>
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pendingOffer = Some(offer)
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}
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}
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}
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private val callback = getAsyncCallback[Input[T]] {
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@ -108,24 +115,28 @@ import scala.concurrent.{ Future, Promise }
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promise.success(QueueOfferResult.Enqueued)
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} else if (pendingOffer.isEmpty)
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pendingOffer = Some(offer)
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else overflowStrategy match {
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case s @ (_: DropHead | _: DropBuffer) =>
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log.log(s.logLevel, "Dropping element because buffer is full and overflowStrategy is: [{}]", s)
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pendingOffer.get.promise.success(QueueOfferResult.Dropped)
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pendingOffer = Some(offer)
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case s @ (_: DropTail | _: DropNew) =>
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log.log(s.logLevel, "Dropping element because buffer is full and overflowStrategy is: [{}]", s)
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promise.success(QueueOfferResult.Dropped)
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case s: Fail =>
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log.log(s.logLevel, "Failing because buffer is full and overflowStrategy is: [Fail]")
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val bufferOverflowException = BufferOverflowException(s"Buffer overflow (max capacity was: $maxBuffer)!")
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promise.success(QueueOfferResult.Failure(bufferOverflowException))
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completion.failure(bufferOverflowException)
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failStage(bufferOverflowException)
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case s: Backpressure =>
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log.log(s.logLevel, "Failing because buffer is full and overflowStrategy is: [Backpressure]")
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promise.failure(new IllegalStateException("You have to wait for previous offer to be resolved to send another request"))
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}
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else
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overflowStrategy match {
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case s @ (_: DropHead | _: DropBuffer) =>
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log.log(s.logLevel, "Dropping element because buffer is full and overflowStrategy is: [{}]", s)
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pendingOffer.get.promise.success(QueueOfferResult.Dropped)
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pendingOffer = Some(offer)
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case s @ (_: DropTail | _: DropNew) =>
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log.log(s.logLevel, "Dropping element because buffer is full and overflowStrategy is: [{}]", s)
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promise.success(QueueOfferResult.Dropped)
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case s: Fail =>
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log.log(s.logLevel, "Failing because buffer is full and overflowStrategy is: [Fail]")
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val bufferOverflowException =
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BufferOverflowException(s"Buffer overflow (max capacity was: $maxBuffer)!")
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promise.success(QueueOfferResult.Failure(bufferOverflowException))
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completion.failure(bufferOverflowException)
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failStage(bufferOverflowException)
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case s: Backpressure =>
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log.log(s.logLevel, "Failing because buffer is full and overflowStrategy is: [Backpressure]")
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promise.failure(
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new IllegalStateException(
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"You have to wait for previous offer to be resolved to send another request"))
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}
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case Completion =>
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if (maxBuffer != 0 && buffer.nonEmpty || pendingOffer.nonEmpty) terminating = true
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@ -183,7 +194,8 @@ import scala.concurrent.{ Future, Promise }
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override def watchCompletion() = completion.future
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override def offer(element: T): Future[QueueOfferResult] = {
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val p = Promise[QueueOfferResult]
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callback.invokeWithFeedback(Offer(element, p))
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callback
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.invokeWithFeedback(Offer(element, p))
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.onComplete {
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case scala.util.Success(_) =>
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case scala.util.Failure(e) => p.tryFailure(e)
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@ -203,7 +215,8 @@ import scala.concurrent.{ Future, Promise }
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/**
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* INTERNAL API
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*/
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@InternalApi private[akka] final class SourceQueueAdapter[T](delegate: SourceQueueWithComplete[T]) extends akka.stream.javadsl.SourceQueueWithComplete[T] {
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@InternalApi private[akka] final class SourceQueueAdapter[T](delegate: SourceQueueWithComplete[T])
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extends akka.stream.javadsl.SourceQueueWithComplete[T] {
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def offer(elem: T): CompletionStage[QueueOfferResult] = delegate.offer(elem).toJava
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def watchCompletion(): CompletionStage[Done] = delegate.watchCompletion().toJava
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def complete(): Unit = delegate.complete()
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