92 lines
2.8 KiB
Java
92 lines
2.8 KiB
Java
package io.reactivex.internal.operators.observable;
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import io.reactivex.ObservableSource;
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import io.reactivex.Observer;
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import io.reactivex.Single;
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import io.reactivex.SingleObserver;
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import io.reactivex.disposables.Disposable;
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import io.reactivex.exceptions.Exceptions;
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import io.reactivex.functions.BiFunction;
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import io.reactivex.internal.disposables.DisposableHelper;
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import io.reactivex.internal.functions.ObjectHelper;
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import io.reactivex.plugins.RxJavaPlugins;
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/* loaded from: classes2.dex */
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public final class ObservableReduceSeedSingle<T, R> extends Single<R> {
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final ObservableSource<T> a;
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final R b;
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final BiFunction<R, ? super T, R> c;
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static final class ReduceSeedObserver<T, R> implements Observer<T>, Disposable {
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final SingleObserver<? super R> a;
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final BiFunction<R, ? super T, R> b;
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R c;
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Disposable d;
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ReduceSeedObserver(SingleObserver<? super R> singleObserver, BiFunction<R, ? super T, R> biFunction, R r) {
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this.a = singleObserver;
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this.c = r;
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this.b = biFunction;
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}
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@Override // io.reactivex.disposables.Disposable
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public void dispose() {
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this.d.dispose();
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}
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@Override // io.reactivex.Observer
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public void onComplete() {
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R r = this.c;
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if (r != null) {
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this.c = null;
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this.a.onSuccess(r);
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}
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}
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@Override // io.reactivex.Observer
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public void onError(Throwable th) {
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if (this.c == null) {
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RxJavaPlugins.b(th);
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} else {
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this.c = null;
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this.a.onError(th);
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}
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}
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@Override // io.reactivex.Observer
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public void onNext(T t) {
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R r = this.c;
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if (r != null) {
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try {
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R apply = this.b.apply(r, t);
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ObjectHelper.a(apply, "The reducer returned a null value");
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this.c = apply;
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} catch (Throwable th) {
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Exceptions.b(th);
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this.d.dispose();
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onError(th);
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}
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}
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}
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@Override // io.reactivex.Observer
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public void onSubscribe(Disposable disposable) {
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if (DisposableHelper.validate(this.d, disposable)) {
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this.d = disposable;
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this.a.onSubscribe(this);
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}
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}
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}
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public ObservableReduceSeedSingle(ObservableSource<T> observableSource, R r, BiFunction<R, ? super T, R> biFunction) {
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this.a = observableSource;
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this.b = r;
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this.c = biFunction;
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}
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@Override // io.reactivex.Single
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protected void b(SingleObserver<? super R> singleObserver) {
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this.a.subscribe(new ReduceSeedObserver(singleObserver, this.c, this.b));
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}
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}
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