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

public final Class ObservableReduceSeedSingle<T, R>

extends Single<R>
Class Inheritance
Type Parameters
<T>
the source value type
<R>
the accumulated result type
Imports
io.reactivex.rxjava3.core.*, io.reactivex.rxjava3.disposables.Disposable, io.reactivex.rxjava3.exceptions.Exceptions, io.reactivex.rxjava3.functions.BiFunction, io.reactivex.rxjava3.internal.disposables.DisposableHelper, 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

Field Summary

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

Constructor Summary

AccessConstructor and Description
public
ObservableReduceSeedSingle(ObservableSource<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 ObservableSource<T> source

Constructor Detail

ObservableReduceSeedSingleback to summary
public ObservableReduceSeedSingle(ObservableSource<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.observable back to summary

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

extends Object
implements Observer<T>, Disposable
Class Inheritance
  • java.lang.Object
  • io.reactivex.rxjava3.internal.operators.observable.ObservableReduceSeedSingle.ReduceSeedObserver
All Implemented Interfaces
io.reactivex.rxjava3.disposables.Disposable, io.reactivex.rxjava3.core.Observer

Field Summary

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

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 io.reactivex.rxjava3.core.Observer.onComplete.

Notifies the Observer that the Observable has finished sending push-based notifications.
public void
public void
onNext(T
the item emitted by the Observable
value
)

Implements io.reactivex.rxjava3.core.Observer.onNext.

Provides the Observer with a new item to observe.
public void
Inherited from java.lang.Object:
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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 Disposable 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 io.reactivex.rxjava3.core.Observer.onComplete.

Doc from io.reactivex.rxjava3.core.Observer.onComplete.

Notifies the Observer that the Observable has finished sending push-based notifications.

The Observable will not call this method if it calls onError.

Annotations
@Override
onErrorback to summary
public void onError(Throwable e)
Annotations
@Override
onNextback to summary
public void onNext(T value)

Implements io.reactivex.rxjava3.core.Observer.onNext.

Doc from io.reactivex.rxjava3.core.Observer.onNext.

Provides the Observer with a new item to observe.

The Observable may call this method 0 or more times.

The Observable will not call this method again after it calls either onComplete or onError.

Parameters
value:T

the item emitted by the Observable

Annotations
@Override
onSubscribeback to summary
public void onSubscribe(Disposable d)
Annotations
@Override