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3.x: Add doOnLifecycle to M/S/C (#6877)
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125 changes: 125 additions & 0 deletions
125
src/main/java/io/reactivex/rxjava3/internal/operators/maybe/MaybeDoOnLifecycle.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,125 @@ | ||
| /** | ||
| * 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.maybe; | ||
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| import io.reactivex.rxjava3.annotations.NonNull; | ||
| import io.reactivex.rxjava3.core.*; | ||
| import io.reactivex.rxjava3.disposables.Disposable; | ||
| import io.reactivex.rxjava3.exceptions.Exceptions; | ||
| import io.reactivex.rxjava3.functions.*; | ||
| import io.reactivex.rxjava3.internal.disposables.*; | ||
| import io.reactivex.rxjava3.plugins.RxJavaPlugins; | ||
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| /** | ||
| * Invokes callbacks upon {@code onSubscribe} from upstream and | ||
| * {@code dispose} from downstream. | ||
| * | ||
| * @param <T> the element type of the flow | ||
| * @since 3.0.0 | ||
| */ | ||
| public final class MaybeDoOnLifecycle<T> extends AbstractMaybeWithUpstream<T, T> { | ||
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| final Consumer<? super Disposable> onSubscribe; | ||
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| final Action onDispose; | ||
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| public MaybeDoOnLifecycle(Maybe<T> upstream, Consumer<? super Disposable> onSubscribe, | ||
| Action onDispose) { | ||
| super(upstream); | ||
| this.onSubscribe = onSubscribe; | ||
| this.onDispose = onDispose; | ||
| } | ||
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| @Override | ||
| protected void subscribeActual(MaybeObserver<? super T> observer) { | ||
| source.subscribe(new MaybeLifecycleObserver<>(observer, onSubscribe, onDispose)); | ||
| } | ||
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| static final class MaybeLifecycleObserver<T> implements MaybeObserver<T>, Disposable { | ||
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| final MaybeObserver<? super T> downstream; | ||
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| final Consumer<? super Disposable> onSubscribe; | ||
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| final Action onDispose; | ||
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| Disposable upstream; | ||
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| MaybeLifecycleObserver(MaybeObserver<? super T> downstream, Consumer<? super Disposable> onSubscribe, Action onDispose) { | ||
| this.downstream = downstream; | ||
| this.onSubscribe = onSubscribe; | ||
| this.onDispose = onDispose; | ||
| } | ||
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| @Override | ||
| public void onSubscribe(@NonNull Disposable d) { | ||
| // this way, multiple calls to onSubscribe can show up in tests that use doOnSubscribe to validate behavior | ||
| try { | ||
| onSubscribe.accept(d); | ||
| } catch (Throwable e) { | ||
| Exceptions.throwIfFatal(e); | ||
| d.dispose(); | ||
| this.upstream = DisposableHelper.DISPOSED; | ||
| EmptyDisposable.error(e, downstream); | ||
| return; | ||
| } | ||
| if (DisposableHelper.validate(this.upstream, d)) { | ||
| this.upstream = d; | ||
| downstream.onSubscribe(this); | ||
| } | ||
| } | ||
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| @Override | ||
| public void onSuccess(@NonNull T t) { | ||
| if (upstream != DisposableHelper.DISPOSED) { | ||
| upstream = DisposableHelper.DISPOSED; | ||
| downstream.onSuccess(t); | ||
| } | ||
| } | ||
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| @Override | ||
| public void onError(@NonNull Throwable e) { | ||
| if (upstream != DisposableHelper.DISPOSED) { | ||
| upstream = DisposableHelper.DISPOSED; | ||
| downstream.onError(e); | ||
| } else { | ||
| RxJavaPlugins.onError(e); | ||
| } | ||
| } | ||
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| @Override | ||
| public void onComplete() { | ||
| if (upstream != DisposableHelper.DISPOSED) { | ||
| upstream = DisposableHelper.DISPOSED; | ||
| downstream.onComplete(); | ||
| } | ||
| } | ||
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| @Override | ||
| public void dispose() { | ||
| try { | ||
| onDispose.run(); | ||
| } catch (Throwable e) { | ||
| Exceptions.throwIfFatal(e); | ||
| RxJavaPlugins.onError(e); | ||
| } | ||
| upstream.dispose(); | ||
| upstream = DisposableHelper.DISPOSED; | ||
| } | ||
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| @Override | ||
| public boolean isDisposed() { | ||
| return upstream.isDisposed(); | ||
| } | ||
| } | ||
| } |
119 changes: 119 additions & 0 deletions
119
src/main/java/io/reactivex/rxjava3/internal/operators/single/SingleDoOnLifecycle.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,119 @@ | ||
| /** | ||
| * 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.single; | ||
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| import io.reactivex.rxjava3.annotations.NonNull; | ||
| import io.reactivex.rxjava3.core.*; | ||
| import io.reactivex.rxjava3.disposables.Disposable; | ||
| import io.reactivex.rxjava3.exceptions.Exceptions; | ||
| import io.reactivex.rxjava3.functions.*; | ||
| import io.reactivex.rxjava3.internal.disposables.*; | ||
| import io.reactivex.rxjava3.plugins.RxJavaPlugins; | ||
|
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| /** | ||
| * Invokes callbacks upon {@code onSubscribe} from upstream and | ||
| * {@code dispose} from downstream. | ||
| * | ||
| * @param <T> the element type of the flow | ||
| * @since 3.0.0 | ||
| */ | ||
| public final class SingleDoOnLifecycle<T> extends Single<T> { | ||
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| final Single<T> source; | ||
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| final Consumer<? super Disposable> onSubscribe; | ||
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| final Action onDispose; | ||
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| public SingleDoOnLifecycle(Single<T> upstream, Consumer<? super Disposable> onSubscribe, | ||
| Action onDispose) { | ||
| this.source = upstream; | ||
| this.onSubscribe = onSubscribe; | ||
| this.onDispose = onDispose; | ||
| } | ||
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| @Override | ||
| protected void subscribeActual(SingleObserver<? super T> observer) { | ||
| source.subscribe(new SingleLifecycleObserver<>(observer, onSubscribe, onDispose)); | ||
| } | ||
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| static final class SingleLifecycleObserver<T> implements SingleObserver<T>, Disposable { | ||
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| final SingleObserver<? super T> downstream; | ||
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| final Consumer<? super Disposable> onSubscribe; | ||
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| final Action onDispose; | ||
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| Disposable upstream; | ||
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| SingleLifecycleObserver(SingleObserver<? super T> downstream, Consumer<? super Disposable> onSubscribe, Action onDispose) { | ||
| this.downstream = downstream; | ||
| this.onSubscribe = onSubscribe; | ||
| this.onDispose = onDispose; | ||
| } | ||
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| @Override | ||
| public void onSubscribe(@NonNull Disposable d) { | ||
| // this way, multiple calls to onSubscribe can show up in tests that use doOnSubscribe to validate behavior | ||
| try { | ||
| onSubscribe.accept(d); | ||
| } catch (Throwable e) { | ||
| Exceptions.throwIfFatal(e); | ||
| d.dispose(); | ||
| this.upstream = DisposableHelper.DISPOSED; | ||
| EmptyDisposable.error(e, downstream); | ||
| return; | ||
| } | ||
| if (DisposableHelper.validate(this.upstream, d)) { | ||
| this.upstream = d; | ||
| downstream.onSubscribe(this); | ||
| } | ||
| } | ||
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| @Override | ||
| public void onSuccess(@NonNull T t) { | ||
| if (upstream != DisposableHelper.DISPOSED) { | ||
| upstream = DisposableHelper.DISPOSED; | ||
| downstream.onSuccess(t); | ||
| } | ||
| } | ||
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| @Override | ||
| public void onError(@NonNull Throwable e) { | ||
| if (upstream != DisposableHelper.DISPOSED) { | ||
| upstream = DisposableHelper.DISPOSED; | ||
| downstream.onError(e); | ||
| } else { | ||
| RxJavaPlugins.onError(e); | ||
| } | ||
| } | ||
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| @Override | ||
| public void dispose() { | ||
| try { | ||
| onDispose.run(); | ||
| } catch (Throwable e) { | ||
| Exceptions.throwIfFatal(e); | ||
| RxJavaPlugins.onError(e); | ||
| } | ||
| upstream.dispose(); | ||
| upstream = DisposableHelper.DISPOSED; | ||
| } | ||
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| @Override | ||
| public boolean isDisposed() { | ||
| return upstream.isDisposed(); | ||
| } | ||
| } | ||
| } |
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