alexandroid/decompiled/jadx/sources/io/reactivex/rxjava3/observers/DisposableSingleObserver.java

package io.reactivex.rxjava3.observers;

import io.reactivex.rxjava3.annotations.NonNull;
import io.reactivex.rxjava3.core.SingleObserver;
import io.reactivex.rxjava3.disposables.Disposable;
import io.reactivex.rxjava3.internal.disposables.DisposableHelper;
import io.reactivex.rxjava3.internal.util.EndConsumerHelper;
import java.util.concurrent.atomic.AtomicReference;

/* compiled from: r8-map-id-b9432e0f623b4a4bff4ba50a8a24c4aafad2c1e11092747b9fb5e6a22af5a940 */
/* loaded from: classes10.dex */
public abstract class DisposableSingleObserver<T> implements SingleObserver<T>, Disposable {
    final AtomicReference<Disposable> upstream = new AtomicReference<>();

    @Override // io.reactivex.rxjava3.disposables.Disposable
    public final void dispose() {
        DisposableHelper.dispose(this.upstream);
    }

    @Override // io.reactivex.rxjava3.disposables.Disposable
    public final boolean isDisposed() {
        return this.upstream.get() == DisposableHelper.DISPOSED;
    }

    @Override // io.reactivex.rxjava3.core.SingleObserver
    public final void onSubscribe(@NonNull Disposable disposable) {
        if (EndConsumerHelper.setOnce(this.upstream, disposable, getClass())) {
            onStart();
        }
    }

    public void onStart() {
    }
}