66 lines
2.1 KiB
Java
66 lines
2.1 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.functions.Function;
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import io.reactivex.internal.functions.ObjectHelper;
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import io.reactivex.internal.observers.BasicFuseableObserver;
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/* loaded from: classes2.dex */
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public final class ObservableMap<T, U> extends AbstractObservableWithUpstream<T, U> {
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final Function<? super T, ? extends U> b;
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static final class MapObserver<T, U> extends BasicFuseableObserver<T, U> {
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final Function<? super T, ? extends U> f;
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MapObserver(Observer<? super U> observer, Function<? super T, ? extends U> function) {
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super(observer);
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this.f = function;
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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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return;
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}
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if (this.e != 0) {
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this.a.onNext(null);
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return;
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}
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try {
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U apply = this.f.apply(t);
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ObjectHelper.a(apply, "The mapper function returned a null value.");
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this.a.onNext(apply);
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} catch (Throwable th) {
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a(th);
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}
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}
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@Override // io.reactivex.internal.fuseable.SimpleQueue
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public U poll() throws Exception {
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T poll = this.c.poll();
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if (poll == null) {
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return null;
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}
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U apply = this.f.apply(poll);
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ObjectHelper.a(apply, "The mapper function returned a null value.");
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return apply;
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}
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@Override // io.reactivex.internal.fuseable.QueueFuseable
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public int requestFusion(int i) {
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return a(i);
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}
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}
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public ObservableMap(ObservableSource<T> observableSource, Function<? super T, ? extends U> function) {
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super(observableSource);
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this.b = function;
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}
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@Override // io.reactivex.Observable
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public void subscribeActual(Observer<? super U> observer) {
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this.a.subscribe(new MapObserver(observer, this.b));
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}
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}
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