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

public final Class FlowableReduceSeedSingle<T, R>

extends Single<R>
Class Inheritance
Type Parameters
<T>
the source value type
<R>
the accumulated result type
Imports
org.reactivestreams.*, io.reactivex.rxjava3.core.*, io.reactivex.rxjava3.disposables.Disposable, io.reactivex.rxjava3.exceptions.Exceptions, io.reactivex.rxjava3.functions.BiFunction, io.reactivex.rxjava3.internal.subscriptions.SubscriptionHelper, io.reactivex.rxjava3.plugins.RxJavaPlugins, java.util.Objects
Reduce a sequence of values, starting from a seed value and by using an accumulator function and return the last accumulated value.

Nested and Inner Type Summary

Modifier and TypeClass and Description
pack-priv static class
FlowableReduceSeedSingle.ReduceSeedObserver<T, R>

Field Summary

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

pack-priv final R
seed

pack-priv final Publisher<T>
source

Constructor Summary

AccessConstructor and Description
public
FlowableReduceSeedSingle(Publisher<T> source, R seed, BiFunction<R, ? super T, R> reducer)

Method Summary

Modifier and TypeMethod and Description
protected void
subscribeActual(SingleObserver<? super R> observer)

Inherited from io.reactivex.rxjava3.core.Single:
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Field Detail

reducerback to summary
pack-priv final BiFunction<R, ? super T, R> reducer
seedback to summary
pack-priv final R seed
sourceback to summary
pack-priv final Publisher<T> source

Constructor Detail

FlowableReduceSeedSingleback to summary
public FlowableReduceSeedSingle(Publisher<T> source, R seed, BiFunction<R, ? super T, R> reducer)

Method Detail

subscribeActualback to summary
protected void subscribeActual(SingleObserver<? super R> observer)
Annotations
@Override
io.reactivex.rxjava3.internal.operators.flowable back to summary

pack-priv final Class FlowableReduceSeedSingle.ReduceSeedObserver<T, R>

extends Object
implements FlowableSubscriber<T>, Disposable
Class Inheritance
  • java.lang.Object
  • io.reactivex.rxjava3.internal.operators.flowable.FlowableReduceSeedSingle.ReduceSeedObserver
All Implemented Interfaces
io.reactivex.rxjava3.disposables.Disposable, io.reactivex.rxjava3.core.FlowableSubscriber, org.reactivestreams.Subscriber

Field Summary

Modifier and TypeField and Description
pack-priv final SingleObserver<? super R>
downstream

pack-priv final BiFunction<R, ? super T, R>
reducer

pack-priv Subscription
upstream

pack-priv R
value

Constructor Summary

AccessConstructor and Description
pack-priv
ReduceSeedObserver(SingleObserver<? super R> actual, BiFunction<R, ? super T, R> reducer, R value)

Method Summary

Modifier and TypeMethod and Description
public void
dispose()

Implements io.reactivex.rxjava3.disposables.Disposable.dispose.

Dispose the resource, the operation should be idempotent.
public boolean
isDisposed()

Implements io.reactivex.rxjava3.disposables.Disposable.isDisposed.

Returns true if this resource has been disposed.
public void
onComplete()

Implements org.reactivestreams.Subscriber.onComplete.

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

Implements org.reactivestreams.Subscriber.onError.

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

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 java.lang.Object:
cloneequalsfinalizegetClasshashCodenotifynotifyAlltoStringwaitwaitwait

Field Detail

downstreamback to summary
pack-priv final SingleObserver<? super R> downstream
reducerback to summary
pack-priv final BiFunction<R, ? super T, R> reducer
upstreamback to summary
pack-priv Subscription upstream
valueback to summary
pack-priv R value

Constructor Detail

ReduceSeedObserverback to summary
pack-priv ReduceSeedObserver(SingleObserver<? super R> actual, BiFunction<R, ? super T, R> reducer, R value)

Method Detail

disposeback to summary
public void dispose()

Implements io.reactivex.rxjava3.disposables.Disposable.dispose.

Doc from io.reactivex.rxjava3.disposables.Disposable.dispose.

Dispose the resource, the operation should be idempotent.

Annotations
@Override
isDisposedback to summary
public boolean isDisposed()

Implements io.reactivex.rxjava3.disposables.Disposable.isDisposed.

Doc from io.reactivex.rxjava3.disposables.Disposable.isDisposed.

Returns true if this resource has been disposed.

Returns:boolean

true if this resource has been disposed

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 e)

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
e:Throwable

the throwable signaled

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

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
value: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