Top Description Inners Fields Constructors Methods
io.reactivex.rxjava3.internal.operators.flowable

public final Class FlowableReduce<T>

extends AbstractFlowableWithUpstream<T, T>
Class Inheritance
Type Parameters
<T>
the value type
Imports
org.reactivestreams.*, io.reactivex.rxjava3.core.*, io.reactivex.rxjava3.exceptions.Exceptions, io.reactivex.rxjava3.functions.BiFunction, io.reactivex.rxjava3.internal.subscriptions.*, io.reactivex.rxjava3.plugins.RxJavaPlugins, java.util.Objects
Reduces a sequence via a function into a single value or signals NoSuchElementException for an empty source.

Nested and Inner Type Summary

Modifier and TypeClass and Description
pack-priv static class
FlowableReduce.ReduceSubscriber<T>

Field Summary

Modifier and TypeField and Description
pack-priv final BiFunction<T, T, T>
reducer

Inherited from io.reactivex.rxjava3.internal.operators.flowable.AbstractFlowableWithUpstream:
source

Constructor Summary

AccessConstructor and Description
public
FlowableReduce(Flowable<T> source, BiFunction<T, T, T> reducer)

Method Summary

Modifier and TypeMethod and Description
protected void
subscribeActual(Subscriber<? super T> s)

Inherited from io.reactivex.rxjava3.internal.operators.flowable.AbstractFlowableWithUpstream:
source

Field Detail

reducerback to summary
pack-priv final BiFunction<T, T, T> reducer

Constructor Detail

FlowableReduceback to summary
public FlowableReduce(Flowable<T> source, BiFunction<T, T, T> reducer)

Method Detail

subscribeActualback to summary
protected void subscribeActual(Subscriber<? super T> s)
Annotations
@Override
io.reactivex.rxjava3.internal.operators.flowable back to summary

pack-priv final Class FlowableReduce.ReduceSubscriber<T>

extends DeferredScalarSubscription<T>
implements FlowableSubscriber<T>
Class Inheritance
All Implemented Interfaces
io.reactivex.rxjava3.core.FlowableSubscriber, org.reactivestreams.Subscriber

Field Summary

Modifier and TypeField and Description
pack-priv final BiFunction<T, T, T>
reducer

private static final long
serialVersionUID

Hides io.reactivex.rxjava3.internal.subscriptions.DeferredScalarSubscription.serialVersionUID.

pack-priv Subscription
upstream

Inherited from io.reactivex.rxjava3.internal.subscriptions.DeferredScalarSubscription:
downstreamvalue

Constructor Summary

AccessConstructor and Description
pack-priv
ReduceSubscriber(Subscriber<? super T> actual, BiFunction<T, T, T> reducer)

Method Summary

Modifier and TypeMethod and Description
public void
cancel()

Overrides io.reactivex.rxjava3.internal.subscriptions.DeferredScalarSubscription.cancel.

Implements org.reactivestreams.Subscription.cancel.

Request the Publisher to stop sending data and clean up resources.
public void
onComplete()

Implements org.reactivestreams.Subscriber.onComplete.

Successful terminal state.
public void
onError(Throwable
the throwable signaled
t)

Implements org.reactivestreams.Subscriber.onError.

Failed terminal state.
public void
onNext(T
the element signaled
t)

Implements org.reactivestreams.Subscriber.onNext.

Data notification sent by the Publisher in response to requests to Subscription#request(long).
public void
onSubscribe(Subscription
the Subscription that allows requesting data via Subscription#request(long)
s)

Implements org.reactivestreams.Subscriber.onSubscribe.

Invoked after calling Publisher#subscribe(Subscriber).
Inherited from io.reactivex.rxjava3.internal.subscriptions.DeferredScalarSubscription:
clearcompleteisCancelledisEmptypollrequestrequestFusiontryCancel

Field Detail

reducerback to summary
pack-priv final BiFunction<T, T, T> reducer
serialVersionUIDback to summary
private static final long serialVersionUID

Hides io.reactivex.rxjava3.internal.subscriptions.DeferredScalarSubscription.serialVersionUID.

upstreamback to summary
pack-priv Subscription upstream

Constructor Detail

ReduceSubscriberback to summary
pack-priv ReduceSubscriber(Subscriber<? super T> actual, BiFunction<T, T, T> reducer)

Method Detail

cancelback to summary
public void cancel()

Overrides io.reactivex.rxjava3.internal.subscriptions.DeferredScalarSubscription.cancel.

Implements org.reactivestreams.Subscription.cancel.

Doc from org.reactivestreams.Subscription.cancel.

Request the Publisher to stop sending data and clean up resources.

Data may still be sent to meet previously signalled demand after calling cancel.

Annotations
@Override
onCompleteback to summary
public void onComplete()

Implements org.reactivestreams.Subscriber.onComplete.

Doc from org.reactivestreams.Subscriber.onComplete.

Successful terminal state.

No further events will be sent even if Subscription#request(long) is invoked again.

Annotations
@Override
onErrorback to summary
public void onError(Throwable t)

Implements org.reactivestreams.Subscriber.onError.

Doc from org.reactivestreams.Subscriber.onError.

Failed terminal state.

No further events will be sent even if Subscription#request(long) is invoked again.

Parameters
t:Throwable

the throwable signaled

Annotations
@Override
onNextback to summary
public void onNext(T t)

Implements org.reactivestreams.Subscriber.onNext.

Doc from org.reactivestreams.Subscriber.onNext.

Data notification sent by the Publisher in response to requests to Subscription#request(long).

Parameters
t:T

the element signaled

Annotations
@Override
onSubscribeback to summary
public void onSubscribe(Subscription s)

Implements org.reactivestreams.Subscriber.onSubscribe.

Doc from org.reactivestreams.Subscriber.onSubscribe.

Invoked after calling Publisher#subscribe(Subscriber).

No data will start flowing until Subscription#request(long) is invoked.

It is the responsibility of this Subscriber instance to call Subscription#request(long) whenever more data is wanted.

The Publisher will send notifications only in response to Subscription#request(long).

Parameters
s:Subscription

the Subscription that allows requesting data via Subscription#request(long)

Annotations
@Override