io.reactivex.rxjava3.internal.operators.observable.ObservableMergeWithCompletable Maven / Gradle / Ivy
Show all versions of redisson-all Show documentation
/*
* 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.rxjava3.internal.operators.observable;
import java.util.concurrent.atomic.*;
import io.reactivex.rxjava3.core.*;
import io.reactivex.rxjava3.disposables.Disposable;
import io.reactivex.rxjava3.internal.disposables.DisposableHelper;
import io.reactivex.rxjava3.internal.util.*;
/**
* Merges an Observable and a Completable by emitting the items of the Observable and waiting until
* both the Observable and Completable complete normally.
* History: 2.1.10 - experimental
* @param the element type of the Observable
* @since 2.2
*/
public final class ObservableMergeWithCompletable extends AbstractObservableWithUpstream {
final CompletableSource other;
public ObservableMergeWithCompletable(Observable source, CompletableSource other) {
super(source);
this.other = other;
}
@Override
protected void subscribeActual(Observer super T> observer) {
MergeWithObserver parent = new MergeWithObserver<>(observer);
observer.onSubscribe(parent);
source.subscribe(parent);
other.subscribe(parent.otherObserver);
}
static final class MergeWithObserver extends AtomicInteger
implements Observer, Disposable {
private static final long serialVersionUID = -4592979584110982903L;
final Observer super T> downstream;
final AtomicReference mainDisposable;
final OtherObserver otherObserver;
final AtomicThrowable errors;
volatile boolean mainDone;
volatile boolean otherDone;
MergeWithObserver(Observer super T> downstream) {
this.downstream = downstream;
this.mainDisposable = new AtomicReference<>();
this.otherObserver = new OtherObserver(this);
this.errors = new AtomicThrowable();
}
@Override
public void onSubscribe(Disposable d) {
DisposableHelper.setOnce(mainDisposable, d);
}
@Override
public void onNext(T t) {
HalfSerializer.onNext(downstream, t, this, errors);
}
@Override
public void onError(Throwable ex) {
DisposableHelper.dispose(otherObserver);
HalfSerializer.onError(downstream, ex, this, errors);
}
@Override
public void onComplete() {
mainDone = true;
if (otherDone) {
HalfSerializer.onComplete(downstream, this, errors);
}
}
@Override
public boolean isDisposed() {
return DisposableHelper.isDisposed(mainDisposable.get());
}
@Override
public void dispose() {
DisposableHelper.dispose(mainDisposable);
DisposableHelper.dispose(otherObserver);
errors.tryTerminateAndReport();
}
void otherError(Throwable ex) {
DisposableHelper.dispose(mainDisposable);
HalfSerializer.onError(downstream, ex, this, errors);
}
void otherComplete() {
otherDone = true;
if (mainDone) {
HalfSerializer.onComplete(downstream, this, errors);
}
}
static final class OtherObserver extends AtomicReference
implements CompletableObserver {
private static final long serialVersionUID = -2935427570954647017L;
final MergeWithObserver> parent;
OtherObserver(MergeWithObserver> parent) {
this.parent = parent;
}
@Override
public void onSubscribe(Disposable d) {
DisposableHelper.setOnce(this, d);
}
@Override
public void onError(Throwable e) {
parent.otherError(e);
}
@Override
public void onComplete() {
parent.otherComplete();
}
}
}
}