Class GraphStageWithMaterializedValue<S extends Shape,​M>

    • Constructor Detail

      • GraphStageWithMaterializedValue

        public GraphStageWithMaterializedValue()
    • Method Detail

      • createLogicAndMaterializedValue

        public scala.Tuple2<GraphStageLogic,​M> createLogicAndMaterializedValue​(Attributes inheritedAttributes,
                                                                                     Materializer materializer)
        Grants access to the materializer before preStart of the graph stage logic is invoked.

        INTERNAL API

      • createLogicAndMaterializedValue

        public abstract scala.Tuple2<GraphStageLogic,​M> createLogicAndMaterializedValue​(Attributes inheritedAttributes)
                                                                                       throws java.lang.Exception
        Throws:
        java.lang.Exception
      • initialAttributes

        protected Attributes initialAttributes()