177 lines
6.0 KiB
Java
177 lines
6.0 KiB
Java
package io.reactivex.internal.operators.observable;
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import io.reactivex.Observable;
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import io.reactivex.ObservableSource;
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import io.reactivex.Observer;
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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.internal.disposables.DisposableHelper;
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import io.reactivex.internal.disposables.EmptyDisposable;
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import io.reactivex.plugins.RxJavaPlugins;
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import java.util.concurrent.atomic.AtomicInteger;
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import java.util.concurrent.atomic.AtomicReference;
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/* loaded from: classes2.dex */
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public final class ObservableAmb<T> extends Observable<T> {
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final ObservableSource<? extends T>[] a;
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final Iterable<? extends ObservableSource<? extends T>> b;
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static final class AmbInnerObserver<T> extends AtomicReference<Disposable> implements Observer<T> {
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final AmbCoordinator<T> a;
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final int b;
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final Observer<? super T> c;
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boolean d;
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AmbInnerObserver(AmbCoordinator<T> ambCoordinator, int i, Observer<? super T> observer) {
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this.a = ambCoordinator;
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this.b = i;
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this.c = observer;
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}
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public void a() {
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DisposableHelper.dispose(this);
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}
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@Override // io.reactivex.Observer
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public void onComplete() {
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if (this.d) {
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this.c.onComplete();
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} else if (this.a.a(this.b)) {
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this.d = true;
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this.c.onComplete();
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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.d) {
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this.c.onError(th);
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} else if (!this.a.a(this.b)) {
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RxJavaPlugins.b(th);
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} else {
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this.d = true;
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this.c.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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if (this.d) {
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this.c.onNext(t);
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} else if (!this.a.a(this.b)) {
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get().dispose();
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} else {
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this.d = true;
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this.c.onNext(t);
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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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DisposableHelper.setOnce(this, disposable);
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}
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}
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public ObservableAmb(ObservableSource<? extends T>[] observableSourceArr, Iterable<? extends ObservableSource<? extends T>> iterable) {
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this.a = observableSourceArr;
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this.b = iterable;
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}
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@Override // io.reactivex.Observable
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public void subscribeActual(Observer<? super T> observer) {
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int length;
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ObservableSource<? extends T>[] observableSourceArr = this.a;
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if (observableSourceArr == null) {
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observableSourceArr = new Observable[8];
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try {
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length = 0;
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for (ObservableSource<? extends T> observableSource : this.b) {
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if (observableSource == null) {
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EmptyDisposable.error(new NullPointerException("One of the sources is null"), observer);
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return;
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}
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if (length == observableSourceArr.length) {
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ObservableSource<? extends T>[] observableSourceArr2 = new ObservableSource[(length >> 2) + length];
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System.arraycopy(observableSourceArr, 0, observableSourceArr2, 0, length);
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observableSourceArr = observableSourceArr2;
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}
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int i = length + 1;
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observableSourceArr[length] = observableSource;
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length = i;
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}
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} catch (Throwable th) {
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Exceptions.b(th);
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EmptyDisposable.error(th, observer);
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return;
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}
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} else {
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length = observableSourceArr.length;
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}
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if (length == 0) {
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EmptyDisposable.complete(observer);
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} else if (length == 1) {
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observableSourceArr[0].subscribe(observer);
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} else {
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new AmbCoordinator(observer, length).a(observableSourceArr);
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}
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}
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static final class AmbCoordinator<T> implements Disposable {
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final Observer<? super T> a;
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final AmbInnerObserver<T>[] b;
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final AtomicInteger c = new AtomicInteger();
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AmbCoordinator(Observer<? super T> observer, int i) {
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this.a = observer;
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this.b = new AmbInnerObserver[i];
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}
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public void a(ObservableSource<? extends T>[] observableSourceArr) {
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AmbInnerObserver<T>[] ambInnerObserverArr = this.b;
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int length = ambInnerObserverArr.length;
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int i = 0;
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while (i < length) {
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int i2 = i + 1;
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ambInnerObserverArr[i] = new AmbInnerObserver<>(this, i2, this.a);
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i = i2;
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}
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this.c.lazySet(0);
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this.a.onSubscribe(this);
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for (int i3 = 0; i3 < length && this.c.get() == 0; i3++) {
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observableSourceArr[i3].subscribe(ambInnerObserverArr[i3]);
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}
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}
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@Override // io.reactivex.disposables.Disposable
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public void dispose() {
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if (this.c.get() != -1) {
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this.c.lazySet(-1);
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for (AmbInnerObserver<T> ambInnerObserver : this.b) {
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ambInnerObserver.a();
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}
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}
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}
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public boolean a(int i) {
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int i2 = this.c.get();
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int i3 = 0;
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if (i2 != 0) {
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return i2 == i;
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}
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if (!this.c.compareAndSet(0, i)) {
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return false;
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}
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AmbInnerObserver<T>[] ambInnerObserverArr = this.b;
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int length = ambInnerObserverArr.length;
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while (i3 < length) {
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int i4 = i3 + 1;
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if (i4 != i) {
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ambInnerObserverArr[i3].a();
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}
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i3 = i4;
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}
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return true;
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}
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}
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}
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