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

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Samuel Tardieu 2016-05-19 11:45:31 +02:00 • committed by Konrad Malawski
parent acb71ac4e5
commit e0c64f59d8
4 changed files with 16 additions and 2 deletions
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5
akka-stream/src/main/scala/akka/stream/javadsl/Flow.scala
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@ -803,7 +803,7 @@ final class Flow[-In, +Out, +Mat](delegate: scaladsl.Flow[In, Out, Mat]) extends
* RecoverWithRetries allows to switch to alternative Source on flow failure. It will stay in effect after
* a failure has been recovered up to `attempts` number of times so that each time there is a failure
* it is fed into the `pf` and a new Source may be materialized. Note that if you pass in 0, this won't
* attempt to recover at all. Passing in a negative number will behave exactly the same as `recoverWith`.
* attempt to recover at all. Passing in -1 will behave exactly the same as `recoverWith`.
*
* Since the underlying failure signal onError arrives out-of-band, it might jump over existing elements.
* This stage can recover the failure signal, but not the skipped elements, which will be dropped.
@ -817,6 +817,9 @@ final class Flow[-In, +Out, +Mat](delegate: scaladsl.Flow[In, Out, Mat]) extends
*
* '''Cancels when''' downstream cancels
*
* @param attempts Maximum number of retries or -1 to retry indefinitely
* @param pf Receives the failure cause and returns the new Source to be materialized if any
* @throws IllegalArgumentException if `attempts` is a negative number other than -1
*/
def recoverWithRetries[T >: Out](attempts: Int, pf: PartialFunction[Throwable, _ <: Graph[SourceShape[T], NotUsed]]): javadsl.Flow[In, T, Mat @uncheckedVariance] =
new Flow(delegate.recoverWithRetries(attempts, pf))