=str #20550 only accept -1 for infinite retries in recoverWithRetries (#20555)

2016-05-19 11:45:31 +02:00 · 2016-05-19 11:45:31 +02:00 · e0c64f59d8
commit e0c64f59d8
parent acb71ac4e5
4 changed files with 16 additions and 2 deletions
--- a/akka-stream/src/main/scala/akka/stream/impl/fusing/Ops.scala
+++ b/akka-stream/src/main/scala/akka/stream/impl/fusing/Ops.scala
@ -1259,6 +1259,7 @@ private[stream] object RecoverWith {
 }

 private[stream] final class RecoverWith[T, M](maximumRetries: Int, pf: PartialFunction[Throwable, Graph[SourceShape[T], M]]) extends SimpleLinearGraphStage[T] {
+  require(maximumRetries >= -1, "number of retries must be non-negative or equal to -1")
  override def initialAttributes = DefaultAttributes.recoverWith

  override def createLogic(attr: Attributes) = new GraphStageLogic(shape) {