trait RequestStrategy extends AnyRef
An ActorSubscriber defines a RequestStrategy
to control the stream back pressure.
- Source
- ActorSubscriber.scala
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abstract
def
requestDemand(remainingRequested: Int): Int
Invoked by the ActorSubscriber after each incoming message to determine how many more elements to request from the stream.
Invoked by the ActorSubscriber after each incoming message to determine how many more elements to request from the stream.
- remainingRequested
current remaining number of elements that have been requested from upstream but not received yet
- returns
demand of more elements from the stream, returning 0 means that no more elements will be requested for now
Concrete Value Members
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final
def
!=(arg0: Any): Boolean
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final
def
##(): Int
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def
+(other: String): String
- Implicit
- This member is added by an implicit conversion from RequestStrategy to any2stringadd[RequestStrategy] performed by method any2stringadd in scala.Predef.
- Definition Classes
- any2stringadd
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def
->[B](y: B): (RequestStrategy, B)
- Implicit
- This member is added by an implicit conversion from RequestStrategy to ArrowAssoc[RequestStrategy] performed by method ArrowAssoc in scala.Predef.
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final
def
==(arg0: Any): Boolean
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def
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def
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def
ensuring(cond: (RequestStrategy) ⇒ Boolean, msg: ⇒ Any): RequestStrategy
- Implicit
- This member is added by an implicit conversion from RequestStrategy to Ensuring[RequestStrategy] performed by method Ensuring in scala.Predef.
- Definition Classes
- Ensuring
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def
ensuring(cond: (RequestStrategy) ⇒ Boolean): RequestStrategy
- Implicit
- This member is added by an implicit conversion from RequestStrategy to Ensuring[RequestStrategy] performed by method Ensuring in scala.Predef.
- Definition Classes
- Ensuring
-
def
ensuring(cond: Boolean, msg: ⇒ Any): RequestStrategy
- Implicit
- This member is added by an implicit conversion from RequestStrategy to Ensuring[RequestStrategy] performed by method Ensuring in scala.Predef.
- Definition Classes
- Ensuring
-
def
ensuring(cond: Boolean): RequestStrategy
- Implicit
- This member is added by an implicit conversion from RequestStrategy to Ensuring[RequestStrategy] performed by method Ensuring in scala.Predef.
- Definition Classes
- Ensuring
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final
def
eq(arg0: AnyRef): Boolean
- Definition Classes
- AnyRef
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def
equals(arg0: Any): Boolean
- Definition Classes
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def
formatted(fmtstr: String): String
- Implicit
- This member is added by an implicit conversion from RequestStrategy to StringFormat[RequestStrategy] performed by method StringFormat in scala.Predef.
- Definition Classes
- StringFormat
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- @inline()
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final
def
getClass(): Class[_]
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def
hashCode(): Int
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final
def
isInstanceOf[T0]: Boolean
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final
def
ne(arg0: AnyRef): Boolean
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final
def
notify(): Unit
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final
def
notifyAll(): Unit
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final
def
synchronized[T0](arg0: ⇒ T0): T0
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def
toString(): String
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final
def
wait(arg0: Long, arg1: Int): Unit
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final
def
wait(arg0: Long): Unit
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final
def
wait(): Unit
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def
→[B](y: B): (RequestStrategy, B)
- Implicit
- This member is added by an implicit conversion from RequestStrategy to ArrowAssoc[RequestStrategy] performed by method ArrowAssoc in scala.Predef.
- Definition Classes
- ArrowAssoc