INTERNAL API
INTERNAL API
INTERNAL API
INTERNAL API
INTERNAL API
INTERNAL API
INTERNAL API
INTERNAL API
INTERNAL API
INTERNAL API
Cancel upstream subscription.
Cancel upstream subscription. No more elements will be delivered after cancel.
The ActorSubscriber will be stopped immediately after signaling cancellation. In case the upstream subscription has not yet arrived the Actor will stay alive until a subscription arrives, cancel it and then stop itself.
The number of stream elements that have already been requested from upstream but not yet received.
The number of stream elements that have already been requested from upstream but not yet received.
Request a number of elements from upstream.
Request a number of elements from upstream.
Java API compatible with lambda expressions
(Since version 2.5.0) Use
akka.stream.stage.GraphStage
instead, it allows for all operations an Actor would and is more type-safe as well as guaranteed to be ReactiveStreams compliant.akka.stream.actor.ActorSubscriber