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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.internal.operators.completable;
import java.util.Objects;
import java.util.concurrent.atomic.AtomicReference;
import io.reactivex.rxjava3.core.*;
import io.reactivex.rxjava3.disposables.Disposable;
import io.reactivex.rxjava3.exceptions.*;
import io.reactivex.rxjava3.functions.*;
import io.reactivex.rxjava3.internal.disposables.*;
import io.reactivex.rxjava3.plugins.RxJavaPlugins;
public final class CompletableUsing extends Completable {
final Supplier resourceSupplier;
final Function super R, ? extends CompletableSource> completableFunction;
final Consumer super R> disposer;
final boolean eager;
public CompletableUsing(Supplier resourceSupplier,
Function super R, ? extends CompletableSource> completableFunction, Consumer super R> disposer,
boolean eager) {
this.resourceSupplier = resourceSupplier;
this.completableFunction = completableFunction;
this.disposer = disposer;
this.eager = eager;
}
@Override
protected void subscribeActual(CompletableObserver observer) {
R resource;
try {
resource = resourceSupplier.get();
} catch (Throwable ex) {
Exceptions.throwIfFatal(ex);
EmptyDisposable.error(ex, observer);
return;
}
CompletableSource source;
try {
source = Objects.requireNonNull(completableFunction.apply(resource), "The completableFunction returned a null CompletableSource");
} catch (Throwable ex) {
Exceptions.throwIfFatal(ex);
if (eager) {
try {
disposer.accept(resource);
} catch (Throwable exc) {
Exceptions.throwIfFatal(exc);
EmptyDisposable.error(new CompositeException(ex, exc), observer);
return;
}
}
EmptyDisposable.error(ex, observer);
if (!eager) {
try {
disposer.accept(resource);
} catch (Throwable exc) {
Exceptions.throwIfFatal(exc);
RxJavaPlugins.onError(exc);
}
}
return;
}
source.subscribe(new UsingObserver<>(observer, resource, disposer, eager));
}
static final class UsingObserver
extends AtomicReference
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