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#22429 Resize connections array when needed

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Martynas Mickevičius 2017-03-13 09:49:25 +02:00
parent 23ca48bdcc
commit 4bb283b458
3 changed files with 7 additions and 6 deletions
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5
akka-stream/src/main/scala/akka/stream/impl/PhasedFusingActorMaterializer.scala
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@ -581,7 +581,7 @@ final class GraphStageIsland(
private val logicArrayType = Array.empty[GraphStageLogic]
private[this] val logics = new ArrayList[GraphStageLogic](64)
// TODO: Resize
private val connections = new Array[Connection](64)
private var connections = new Array[Connection](16)
private var maxConnections = 0
private var outConnections: List[Connection] = Nil
private var fullIslandName: OptionVal[String] = OptionVal.None
@ -613,6 +613,9 @@ final class GraphStageIsland(
def conn(slot: Int): Connection = {
maxConnections = math.max(slot, maxConnections)
if (maxConnections >= connections.length) {
connections = connections.padTo(connections.length * 2, null)
}
val c = connections(slot)
if (c ne null) c
else {