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Easy Redis Java client and Real-Time Data Platform. Valkey compatible. Sync/Async/RxJava3/Reactive API. Client side caching. Over 50 Redis based Java objects and services: JCache API, Apache Tomcat, Hibernate, Spring, Set, Multimap, SortedSet, Map, List, Queue, Deque, Semaphore, Lock, AtomicLong, Map Reduce, Bloom filter, Scheduler, RPC
/*
* 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.disposables;
import java.util.Objects;
import java.util.concurrent.atomic.AtomicReference;
import io.reactivex.rxjava3.annotations.NonNull;
/**
* Base class for Disposable containers that manage some other type that
* has to be run when the container is disposed.
*
* @param the type contained
*/
abstract class ReferenceDisposable extends AtomicReference implements Disposable {
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;
}
}
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