akka.stream.impl.fusing

Class Log<T>

java.lang.Object

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

akka.stream.stage.GraphStage<FlowShape<T,T>>

akka.stream.impl.fusing.GraphStages.SimpleLinearGraphStage<T>

akka.stream.impl.fusing.Log<T>

All Implemented Interfaces:

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

public final class Log<T>
extends GraphStages.SimpleLinearGraphStage<T>
implements scala.Product, scala.Serializable

INTERNAL API

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
Log(java.lang.String name, scala.Function1<T,java.lang.Object> extract, scala.Option<LoggingAdapter> logAdapter)

Method Summary

Modifier and Type	Method and Description
static Graph<S,M>	addAttributes(Attributes attr)
static Graph<S,M>	async()
abstract static boolean	canEqual(java.lang.Object that)
GraphStageLogic	createLogic(Attributes inheritedAttributes)
static scala.Tuple2<GraphStageLogic,NotUsed>	createLogicAndMaterializedValue(Attributes inheritedAttributes)
abstract static boolean	equals(java.lang.Object that)
scala.Function1<T,java.lang.Object>	extract()
static java.lang.Object	fromMaterializer() Must be located here to be visible for implicit resolution, when Materializer is passed to Logging More specific LogSource than fromString, which would add the ActorSystem name in addition to the supervision to the log source.
static Inlet<T>	in()
protected static Attributes	initialAttributes()
scala.Option<LoggingAdapter>	logAdapter()
static StreamLayout.Module	module()
java.lang.String	name()
static Graph<S,M>	named(java.lang.String name)
static Outlet<T>	out()
abstract static int	productArity()
abstract static java.lang.Object	productElement(int n)
static scala.collection.Iterator<java.lang.Object>	productIterator()
static java.lang.String	productPrefix()
static FlowShape<T,T>	shape()
java.lang.String	toString()
static Graph<S,M>	withAttributes(Attributes attr)

Methods inherited from class akka.stream.impl.fusing.GraphStages.SimpleLinearGraphStage

in, out, shape

Methods inherited from class akka.stream.stage.GraphStage

createLogicAndMaterializedValue

Methods inherited from class akka.stream.stage.GraphStageWithMaterializedValue

initialAttributes, module, withAttributes

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface scala.Product

$init$, productArity, productElement, productIterator, productPrefix

Methods inherited from interface scala.Equals

canEqual, equals

Methods inherited from interface akka.stream.Graph

addAttributes, async, named

Constructor Detail

Log

public Log(java.lang.String name,
           scala.Function1<T,java.lang.Object> extract,
           scala.Option<LoggingAdapter> logAdapter)

Method Detail

fromMaterializer

public static final java.lang.Object fromMaterializer()

Must be located here to be visible for implicit resolution, when Materializer is passed to Logging More specific LogSource than fromString, which would add the ActorSystem name in addition to the supervision to the log source.

Returns:

(undocumented)

named

public static Graph<S,M> named(java.lang.String name)

async

public static Graph<S,M> async()

addAttributes

public static Graph<S,M> addAttributes(Attributes attr)

initialAttributes

protected static Attributes initialAttributes()

module

public static final StreamLayout.Module module()

withAttributes

public static final Graph<S,M> withAttributes(Attributes attr)

createLogicAndMaterializedValue

public static final scala.Tuple2<GraphStageLogic,NotUsed> createLogicAndMaterializedValue(Attributes inheritedAttributes)

in

public static Inlet<T> in()

out

public static Outlet<T> out()

shape

public static FlowShape<T,T> shape()

canEqual

public abstract static boolean canEqual(java.lang.Object that)

equals

public abstract static boolean equals(java.lang.Object that)

productElement

public abstract static java.lang.Object productElement(int n)

productArity

public abstract static int productArity()

productIterator

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

productPrefix

public static java.lang.String productPrefix()

name

public java.lang.String name()

extract

public scala.Function1<T,java.lang.Object> extract()

logAdapter

public scala.Option<LoggingAdapter> logAdapter()

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

createLogic

public GraphStageLogic createLogic(Attributes inheritedAttributes)

Specified by:

createLogic in class GraphStage<FlowShape<T,T>>