Package akka.stream.impl.fusing

Class Fold<In,Out>

java.lang.Object

akka.stream.stage.GraphStageWithMaterializedValue<S,NotUsed>

akka.stream.stage.GraphStage<FlowShape<In,Out>>

akka.stream.impl.fusing.Fold<In,Out>

All Implemented Interfaces:

Graph<FlowShape<In,Out>,NotUsed>, java.io.Serializable, scala.Equals, scala.Product, scala.Serializable

public final class Fold<In,Out>
extends GraphStage<FlowShape<In,Out>>
implements scala.Product, scala.Serializable

INTERNAL API

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor	Description
Fold(Out zero, scala.Function2<Out,In,Out> f)

Method Summary

Modifier and Type	Method	Description
static <In,Out> Fold<In,Out>	apply(Out zero, scala.Function2<Out,In,Out> f)
boolean	canEqual(java.lang.Object x$1)
<In,Out> Fold<In,Out>	copy(Out zero, scala.Function2<Out,In,Out> f)
<In,Out> Out	copy$default$1()
<In,Out> scala.Function2<Out,In,Out>	copy$default$2()
GraphStageLogic	createLogic(Attributes inheritedAttributes)
boolean	equals(java.lang.Object x$1)
scala.Function2<Out,In,Out>	f()
int	hashCode()
Inlet<In>	in()
Attributes	initialAttributes()
Outlet<Out>	out()
int	productArity()
java.lang.Object	productElement(int x$1)
scala.collection.Iterator<java.lang.Object>	productIterator()
java.lang.String	productPrefix()
FlowShape<In,Out>	shape()	The shape of a graph is all that is externally visible: its inlets and outlets.
java.lang.String	toString()
static <In,Out> scala.Option<scala.Tuple2<Out,scala.Function2<Out,In,Out>>>	unapply(Fold<In,Out> x$0)
Out	zero()

Methods inherited from class akka.stream.stage.GraphStage

createLogicAndMaterializedValue

Methods inherited from class akka.stream.stage.GraphStageWithMaterializedValue

createLogicAndMaterializedValue, traversalBuilder, withAttributes

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface akka.stream.Graph

addAttributes, async, async, async, named

Constructor Detail

Fold

public Fold(Out zero,
            scala.Function2<Out,In,Out> f)

Method Detail

apply

public static <In,Out> Fold<In,Out> apply(Out zero,
                                                      scala.Function2<Out,In,Out> f)

unapply

public static <In,Out> scala.Option<scala.Tuple2<Out,scala.Function2<Out,In,Out>>> unapply(Fold<In,Out> x$0)

zero

public Out zero()

f

public scala.Function2<Out,In,Out> f()

in

public Inlet<In> in()

out

public Outlet<Out> out()

shape

public FlowShape<In,Out> shape()

Description copied from interface: Graph

The shape of a graph is all that is externally visible: its inlets and outlets.

Specified by:

shape in interface Graph<In,Out>

Returns:

(undocumented)

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

initialAttributes

public Attributes initialAttributes()

Overrides:

initialAttributes in class GraphStageWithMaterializedValue<FlowShape<In,Out>,NotUsed>

createLogic

public GraphStageLogic createLogic(Attributes inheritedAttributes)

Specified by:

createLogic in class GraphStage<FlowShape<In,Out>>

copy

public <In,Out> Fold<In,Out> copy(Out zero,
                                              scala.Function2<Out,In,Out> f)

copy$default$1

public <In,Out> Out copy$default$1()

copy$default$2

public <In,Out> scala.Function2<Out,In,Out> copy$default$2()

productPrefix

public java.lang.String productPrefix()

Specified by:

productPrefix in interface scala.Product

productArity

public int productArity()

Specified by:

productArity in interface scala.Product

productElement

public java.lang.Object productElement(int x$1)

Specified by:

productElement in interface scala.Product

productIterator

public scala.collection.Iterator<java.lang.Object> productIterator()

Specified by:

productIterator in interface scala.Product

canEqual

public boolean canEqual(java.lang.Object x$1)

Specified by:

canEqual in interface scala.Equals

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

equals

public boolean equals(java.lang.Object x$1)

Specified by:

equals in interface scala.Equals

Overrides:

equals in class java.lang.Object