Package akka.stream.actor

Class WatermarkRequestStrategy

java.lang.Object

akka.stream.actor.WatermarkRequestStrategy

All Implemented Interfaces:

RequestStrategy, java.io.Serializable, scala.Equals, scala.Product, scala.Serializable

public final class WatermarkRequestStrategy
extends java.lang.Object
implements RequestStrategy, scala.Product, scala.Serializable

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor	Description
WatermarkRequestStrategy(int highWatermark)	Create WatermarkRequestStrategy with lowWatermark as half of the specified highWatermark.
WatermarkRequestStrategy(int highWatermark, int lowWatermark)

Method Summary

Modifier and Type	Method	Description
static WatermarkRequestStrategy	apply(int highWatermark)
static WatermarkRequestStrategy	apply(int highWatermark, int lowWatermark)	Requests up to the highWatermark when the remainingRequested is below the lowWatermark.
boolean	canEqual(java.lang.Object x$1)
WatermarkRequestStrategy	copy(int highWatermark, int lowWatermark)
int	copy$default$1()
int	copy$default$2()
boolean	equals(java.lang.Object x$1)
int	hashCode()
int	highWatermark()
int	lowWatermark()
int	productArity()
java.lang.Object	productElement(int x$1)
scala.collection.Iterator<java.lang.Object>	productIterator()
java.lang.String	productPrefix()
int	requestDemand(int remainingRequested)
java.lang.String	toString()
static scala.Option<scala.Tuple2<java.lang.Object,java.lang.Object>>	unapply(WatermarkRequestStrategy x$0)

Methods inherited from class java.lang.Object

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

Constructor Detail

WatermarkRequestStrategy

public WatermarkRequestStrategy(int highWatermark,
                                int lowWatermark)

WatermarkRequestStrategy

public WatermarkRequestStrategy(int highWatermark)

Create WatermarkRequestStrategy with lowWatermark as half of the specified highWatermark.

Parameters:

highWatermark - (undocumented)

Method Detail

apply

public static WatermarkRequestStrategy apply(int highWatermark)

apply

public static WatermarkRequestStrategy apply(int highWatermark,
                                             int lowWatermark)

Requests up to the highWatermark when the remainingRequested is below the lowWatermark. This a good strategy when the actor performs work itself.

Parameters:

highWatermark - (undocumented)

lowWatermark - (undocumented)

Returns:

(undocumented)

unapply

public static scala.Option<scala.Tuple2<java.lang.Object,java.lang.Object>> unapply(WatermarkRequestStrategy x$0)

highWatermark

public int highWatermark()

lowWatermark

public int lowWatermark()

requestDemand

public int requestDemand(int remainingRequested)

Specified by:

requestDemand in interface RequestStrategy

copy

public WatermarkRequestStrategy copy(int highWatermark,
                                     int lowWatermark)

copy$default$1

public int copy$default$1()

copy$default$2

public int 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

toString

public java.lang.String toString()

Overrides:

toString 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