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4.x
src/main/java/io/reactivex/rxjava4/disposables/ReferenceDisposable.java
54 строки
2 KB
David Karnok
4.x: Cleanup: Serial annotation, getFirst usage (#8180)
26 июн 2026, 00:06
Не верифицирован
26 июн 2026, 00:06
f57ca39
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/* * 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.rxjava4.disposables; import java.io.Serial; import java.util.Objects; import java.util.concurrent.atomic.AtomicReference; import io.reactivex.rxjava4.annotations.NonNull; /** * Base class for Disposable containers that manage some other type that * has to be run when the container is disposed. * * @param <T> the type contained */ abstract class ReferenceDisposable<T> extends AtomicReference<T> implements Disposable { @Serial private static final long serialVersionUID = 6537757548749041217L; ReferenceDisposable(T value) { super(Objects.requireNonNull(value, "value is null")); } protected abstract void onDisposed(@NonNull T value); @Override public final void dispose() { T value = get(); if (value != null) { value = getAndSet(null); if (value != null) { onDisposed(value); } } } @Override public final boolean isDisposed() { return get() == null; } }