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io.reactivex.rxjava3.internal.jdk8

public final Class SingleMapOptional<T, R>

extends Maybe<R>
Class Inheritance
Type Parameters
<T>
the upstream success value type
<R>
the result value type
Imports
java.util.*, io.reactivex.rxjava3.core.*, io.reactivex.rxjava3.disposables.Disposable, io.reactivex.rxjava3.exceptions.Exceptions, io.reactivex.rxjava3.functions.Function, io.reactivex.rxjava3.internal.disposables.DisposableHelper
Maps the success value to an Optional and emits its non-empty value or completes.
Since
3.0.0

Nested and Inner Type Summary

Modifier and TypeClass and Description
pack-priv static class
SingleMapOptional.MapOptionalSingleObserver<T, R>

Field Summary

Modifier and TypeField and Description
pack-priv final Function<? super T, Optional<? extends R>>
mapper

pack-priv final Single<T>
source

Constructor Summary

AccessConstructor and Description
public
SingleMapOptional(Single<T> source, Function<? super T, Optional<? extends R>> mapper)

Method Summary

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

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

mapperback to summary
pack-priv final Function<? super T, Optional<? extends R>> mapper
sourceback to summary
pack-priv final Single<T> source

Constructor Detail

SingleMapOptionalback to summary
public SingleMapOptional(Single<T> source, Function<? super T, Optional<? extends R>> mapper)

Method Detail

subscribeActualback to summary
protected void subscribeActual(MaybeObserver<? super R> observer)
Annotations
@Override
io.reactivex.rxjava3.internal.jdk8 back to summary

pack-priv final Class SingleMapOptional.MapOptionalSingleObserver<T, R>

extends Object
implements SingleObserver<T>, Disposable
Class Inheritance
  • java.lang.Object
  • io.reactivex.rxjava3.internal.jdk8.SingleMapOptional.MapOptionalSingleObserver
All Implemented Interfaces
io.reactivex.rxjava3.disposables.Disposable, io.reactivex.rxjava3.core.SingleObserver

Field Summary

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

pack-priv final Function<? super T, Optional<? extends R>>
mapper

pack-priv Disposable
upstream

Constructor Summary

AccessConstructor and Description
pack-priv
MapOptionalSingleObserver(MaybeObserver<? super R> downstream, Function<? super T, Optional<? extends R>> mapper)

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
onError(Throwable e)

public void
onSubscribe(Disposable d)

public void
onSuccess(T
the item emitted by the Single
value)

Implements io.reactivex.rxjava3.core.SingleObserver.onSuccess.

Notifies the SingleObserver with a single item and that the Single has finished sending push-based notifications.
Inherited from java.lang.Object:
cloneequalsfinalizegetClasshashCodenotifynotifyAlltoStringwaitwaitwait

Field Detail

downstreamback to summary
pack-priv final MaybeObserver<? super R> downstream
mapperback to summary
pack-priv final Function<? super T, Optional<? extends R>> mapper
upstreamback to summary
pack-priv Disposable upstream

Constructor Detail

MapOptionalSingleObserverback to summary
pack-priv MapOptionalSingleObserver(MaybeObserver<? super R> downstream, Function<? super T, Optional<? extends R>> mapper)

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
onErrorback to summary
public void onError(Throwable e)
Annotations
@Override
onSubscribeback to summary
public void onSubscribe(Disposable d)
Annotations
@Override
onSuccessback to summary
public void onSuccess(T value)

Implements io.reactivex.rxjava3.core.SingleObserver.onSuccess.

Doc from io.reactivex.rxjava3.core.SingleObserver.onSuccess.

Notifies the SingleObserver with a single item and that the Single has finished sending push-based notifications.

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

Parameters
value:T

the item emitted by the Single

Annotations
@Override