Module io.helidon.common.reactive

Package io.helidon.common.reactive

Class MultiTappedPublisher<T>

java.lang.Object

io.helidon.common.reactive.MultiTappedPublisher<T>

Type Parameters:

T - the element type of the sequence

All Implemented Interfaces:

Multi<T>, Subscribable<T>, Flow.Publisher<T>

public final class MultiTappedPublisher<T>
extends Object
implements Multi<T>

Intercept the calls to the various Flow interface methods and calls the appropriate user callbacks.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	MultiTappedPublisher.Builder<T>	Multi tapped publisher builder to register custom callbacks.

Method Summary

Modifier and Type	Method	Description
static <T> MultiTappedPublisher.Builder<T>	builder(Multi<T> source)	A builder to customize a multi tapped publisher instance.
Multi<T>	onCancel(Runnable onCancel)	Executes given Runnable when a cancel signal is received.
Multi<T>	onComplete(Runnable onComplete)	Executes given Runnable when onComplete signal is received.
Multi<T>	onError(Consumer<? super Throwable> onErrorConsumer)	Executes given Runnable when onError signal is received.
Multi<T>	onTerminate(Runnable onTerminate)	Executes given Runnable when any of signals onComplete, onCancel or onError is received.
String	operatorName()
Multi<T>	peek(Consumer<? super T> consumer)	Invoke provided consumer for every item in stream.
void	subscribe(Flow.Subscriber<? super T> subscriber)

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.helidon.common.reactive.Multi

collect, collect, collectList, collectStream, compose, defaultIfEmpty, defaultIfEmpty, distinct, dropWhile, filter, first, flatMap, flatMap, flatMapCompletionStage, flatMapIterable, flatMapIterable, flatMapOptional, forEach, ifEmpty, ignoreElements, limit, log, log, log, log, map, observeOn, observeOn, onCompleteResume, onCompleteResumeWith, onErrorResume, onErrorResumeWith, reduce, reduce, retry, retry, retryWhen, skip, switchIfEmpty, takeUntil, takeWhile, timeout, timeout, to

Methods inherited from interface io.helidon.common.reactive.Subscribable

subscribe, subscribe, subscribe, subscribe

Method Detail

builder

public static <T> MultiTappedPublisher.Builder<T> builder(Multi<T> source)

A builder to customize a multi tapped publisher instance.

Type Parameters:

T - type of the multi

Parameters:

source - source to wrap

Returns:

a new builder

subscribe

public void subscribe(Flow.Subscriber<? super T> subscriber)

Specified by:

subscribe in interface Flow.Publisher<T>

onComplete

public Multi<T> onComplete(Runnable onComplete)

Description copied from interface: Multi

Executes given Runnable when onComplete signal is received.

Specified by:

onComplete in interface Multi<T>

Specified by:

onComplete in interface Subscribable<T>

Parameters:

onComplete - Runnable to be executed.

Returns:

Multi

onError

public Multi<T> onError(Consumer<? super Throwable> onErrorConsumer)

Description copied from interface: Multi

Executes given Runnable when onError signal is received.

Specified by:

onError in interface Multi<T>

Specified by:

onError in interface Subscribable<T>

Parameters:

onErrorConsumer - Consumer to be executed.

Returns:

Multi

onTerminate

public Multi<T> onTerminate(Runnable onTerminate)

Description copied from interface: Multi

Executes given Runnable when any of signals onComplete, onCancel or onError is received.

Specified by:

onTerminate in interface Multi<T>

Specified by:

onTerminate in interface Subscribable<T>

Parameters:

onTerminate - Runnable to be executed.

Returns:

Multi

peek

public Multi<T> peek(Consumer<? super T> consumer)

Description copied from interface: Multi

Invoke provided consumer for every item in stream.

Specified by:

peek in interface Multi<T>

Specified by:

peek in interface Subscribable<T>

Parameters:

consumer - consumer to be invoked

Returns:

Multi

onCancel

public Multi<T> onCancel(Runnable onCancel)

Description copied from interface: Multi

Executes given Runnable when a cancel signal is received.

Specified by:

onCancel in interface Multi<T>

Specified by:

onCancel in interface Subscribable<T>

Parameters:

onCancel - Runnable to be executed.

Returns:

Multi

operatorName

public String operatorName()