248 lines
8.1 KiB
Java
248 lines
8.1 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.functions.Function;
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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.internal.functions.ObjectHelper;
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import io.reactivex.internal.queue.SpscLinkedArrayQueue;
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import java.util.Arrays;
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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 ObservableZip<T, R> extends Observable<R> {
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final ObservableSource<? extends T>[] a;
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final Iterable<? extends ObservableSource<? extends T>> b;
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final Function<? super Object[], ? extends R> c;
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final int d;
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final boolean e;
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static final class ZipObserver<T, R> implements Observer<T> {
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final ZipCoordinator<T, R> a;
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final SpscLinkedArrayQueue<T> b;
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volatile boolean c;
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Throwable d;
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final AtomicReference<Disposable> e = new AtomicReference<>();
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ZipObserver(ZipCoordinator<T, R> zipCoordinator, int i) {
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this.a = zipCoordinator;
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this.b = new SpscLinkedArrayQueue<>(i);
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}
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public void a() {
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DisposableHelper.dispose(this.e);
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}
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@Override // io.reactivex.Observer
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public void onComplete() {
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this.c = true;
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this.a.d();
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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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this.d = th;
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this.c = true;
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this.a.d();
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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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this.b.offer(t);
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this.a.d();
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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.e, disposable);
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}
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}
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public ObservableZip(ObservableSource<? extends T>[] observableSourceArr, Iterable<? extends ObservableSource<? extends T>> iterable, Function<? super Object[], ? extends R> function, int i, boolean z) {
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this.a = observableSourceArr;
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this.b = iterable;
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this.c = function;
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this.d = i;
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this.e = z;
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}
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@Override // io.reactivex.Observable
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public void subscribeActual(Observer<? super R> 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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length = 0;
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for (ObservableSource<? extends T> observableSource : this.b) {
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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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observableSourceArr[length] = observableSource;
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length++;
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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 {
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new ZipCoordinator(observer, this.c, length, this.e).a(observableSourceArr, this.d);
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}
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}
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static final class ZipCoordinator<T, R> extends AtomicInteger implements Disposable {
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final Observer<? super R> a;
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final Function<? super Object[], ? extends R> b;
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final ZipObserver<T, R>[] c;
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final T[] d;
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final boolean e;
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volatile boolean f;
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ZipCoordinator(Observer<? super R> observer, Function<? super Object[], ? extends R> function, int i, boolean z) {
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this.a = observer;
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this.b = function;
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this.c = new ZipObserver[i];
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this.d = (T[]) new Object[i];
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this.e = z;
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}
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public void a(ObservableSource<? extends T>[] observableSourceArr, int i) {
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ZipObserver<T, R>[] zipObserverArr = this.c;
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int length = zipObserverArr.length;
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for (int i2 = 0; i2 < length; i2++) {
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zipObserverArr[i2] = new ZipObserver<>(this, i);
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}
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lazySet(0);
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this.a.onSubscribe(this);
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for (int i3 = 0; i3 < length && !this.f; i3++) {
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observableSourceArr[i3].subscribe(zipObserverArr[i3]);
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}
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}
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void b() {
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for (ZipObserver<T, R> zipObserver : this.c) {
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zipObserver.a();
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}
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}
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void c() {
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for (ZipObserver<T, R> zipObserver : this.c) {
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zipObserver.b.clear();
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}
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}
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public void d() {
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Throwable th;
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if (getAndIncrement() != 0) {
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return;
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}
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ZipObserver<T, R>[] zipObserverArr = this.c;
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Observer<? super R> observer = this.a;
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T[] tArr = this.d;
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boolean z = this.e;
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int i = 1;
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while (true) {
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int i2 = 0;
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int i3 = 0;
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for (ZipObserver<T, R> zipObserver : zipObserverArr) {
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if (tArr[i3] == null) {
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boolean z2 = zipObserver.c;
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T poll = zipObserver.b.poll();
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boolean z3 = poll == null;
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if (a(z2, z3, observer, z, zipObserver)) {
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return;
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}
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if (z3) {
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i2++;
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} else {
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tArr[i3] = poll;
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}
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} else if (zipObserver.c && !z && (th = zipObserver.d) != null) {
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a();
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observer.onError(th);
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return;
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}
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i3++;
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}
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if (i2 != 0) {
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i = addAndGet(-i);
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if (i == 0) {
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return;
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}
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} else {
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try {
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R apply = this.b.apply(tArr.clone());
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ObjectHelper.a(apply, "The zipper returned a null value");
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observer.onNext(apply);
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Arrays.fill(tArr, (Object) null);
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} catch (Throwable th2) {
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Exceptions.b(th2);
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a();
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observer.onError(th2);
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return;
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}
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}
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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.f) {
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return;
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}
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this.f = true;
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b();
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if (getAndIncrement() == 0) {
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c();
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}
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}
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void a() {
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c();
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b();
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}
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boolean a(boolean z, boolean z2, Observer<? super R> observer, boolean z3, ZipObserver<?, ?> zipObserver) {
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if (this.f) {
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a();
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return true;
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}
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if (!z) {
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return false;
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}
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if (z3) {
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if (!z2) {
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return false;
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}
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Throwable th = zipObserver.d;
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a();
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if (th != null) {
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observer.onError(th);
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} else {
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observer.onComplete();
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}
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return true;
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}
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Throwable th2 = zipObserver.d;
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if (th2 != null) {
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a();
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observer.onError(th2);
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return true;
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}
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if (!z2) {
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return false;
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}
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a();
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observer.onComplete();
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return true;
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}
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}
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}
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