/**
* 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.completable;
import io.reactivex.*;
import io.reactivex.disposables.
Disposable;
import io.reactivex.internal.disposables.
DisposableHelper;
import io.reactivex.plugins.
RxJavaPlugins;
public final class
CompletableDisposeOn extends
Completable {
final
CompletableSource source;
final
Scheduler scheduler;
public
CompletableDisposeOn(
CompletableSource source,
Scheduler scheduler) {
this.
source =
source;
this.
scheduler =
scheduler;
}
@
Override
protected void
subscribeActual(final
CompletableObserver observer) {
source.
subscribe(new
DisposeOnObserver(
observer,
scheduler));
}
static final class
DisposeOnObserver implements
CompletableObserver,
Disposable,
Runnable {
final
CompletableObserver downstream;
final
Scheduler scheduler;
Disposable upstream;
volatile boolean
disposed;
DisposeOnObserver(
CompletableObserver observer,
Scheduler scheduler) {
this.
downstream =
observer;
this.
scheduler =
scheduler;
}
@
Override
public void
onComplete() {
if (
disposed) {
return;
}
downstream.
onComplete();
}
@
Override
public void
onError(
Throwable e) {
if (
disposed) {
RxJavaPlugins.
onError(
e);
return;
}
downstream.
onError(
e);
}
@
Override
public void
onSubscribe(final
Disposable d) {
if (
DisposableHelper.
validate(this.
upstream,
d)) {
this.
upstream =
d;
downstream.
onSubscribe(this);
}
}
@
Override
public void
dispose() {
disposed = true;
scheduler.
scheduleDirect(this);
}
@
Override
public boolean
isDisposed() {
return
disposed;
}
@
Override
public void
run() {
upstream.
dispose();
upstream =
DisposableHelper.
DISPOSED;
}
}
}