/**
* Copyright (c) 2016-present, RxJava Contributors.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in
* compliance with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under the License is
* distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See
* the License for the specific language governing permissions and limitations under the License.
*/
package io.reactivex.internal.operators.single;
import java.util.concurrent.atomic.
AtomicReference;
import io.reactivex.*;
import io.reactivex.disposables.
Disposable;
import io.reactivex.internal.disposables.
DisposableHelper;
import io.reactivex.internal.observers.
ResumeSingleObserver;
import io.reactivex.plugins.
RxJavaPlugins;
public final class
SingleDelayWithObservable<T, U> extends
Single<T> {
final
SingleSource<T>
source;
final
ObservableSource<U>
other;
public
SingleDelayWithObservable(
SingleSource<T>
source,
ObservableSource<U>
other) {
this.
source =
source;
this.
other =
other;
}
@
Override
protected void
subscribeActual(
SingleObserver<? super T>
observer) {
other.
subscribe(new
OtherSubscriber<T, U>(
observer,
source));
}
static final class
OtherSubscriber<T, U>
extends
AtomicReference<
Disposable>
implements
Observer<U>,
Disposable {
private static final long
serialVersionUID = -8565274649390031272L;
final
SingleObserver<? super T>
downstream;
final
SingleSource<T>
source;
boolean
done;
OtherSubscriber(
SingleObserver<? super T>
actual,
SingleSource<T>
source) {
this.
downstream =
actual;
this.
source =
source;
}
@
Override
public void
onSubscribe(
Disposable d) {
if (
DisposableHelper.
set(this,
d)) {
downstream.
onSubscribe(this);
}
}
@
Override
public void
onNext(U
value) {
get().
dispose();
onComplete();
}
@
Override
public void
onError(
Throwable e) {
if (
done) {
RxJavaPlugins.
onError(
e);
return;
}
done = true;
downstream.
onError(
e);
}
@
Override
public void
onComplete() {
if (
done) {
return;
}
done = true;
source.
subscribe(new
ResumeSingleObserver<T>(this,
downstream));
}
@
Override
public void
dispose() {
DisposableHelper.
dispose(this);
}
@
Override
public boolean
isDisposed() {
return
DisposableHelper.
isDisposed(
get());
}
}
}