reactor.core.publisher.MonoMap Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of redisson-all Show documentation
Show all versions of redisson-all Show documentation
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) 2016-2021 VMware Inc. or its affiliates, All Rights Reserved.
*
* 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
*
* https://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 reactor.core.publisher;
import java.util.Objects;
import java.util.function.Function;
import reactor.core.CoreSubscriber;
import reactor.core.Fuseable;
/**
* Maps the values of the source publisher one-on-one via a mapper function.
*
* @param the source value type
* @param the result value type
* @see Reactive-Streams-Commons
*/
final class MonoMap extends InternalMonoOperator {
final Function super T, ? extends R> mapper;
/**
* Constructs a StreamMap instance with the given source and mapper.
*
* @param source the source Publisher instance
* @param mapper the mapper function
* @throws NullPointerException if either {@code source} or {@code mapper} is null.
*/
MonoMap(Mono extends T> source, Function super T, ? extends R> mapper) {
super(source);
this.mapper = Objects.requireNonNull(mapper, "mapper");
}
@Override
@SuppressWarnings("unchecked")
public CoreSubscriber super T> subscribeOrReturn(CoreSubscriber super R> actual) {
if (actual instanceof Fuseable.ConditionalSubscriber) {
Fuseable.ConditionalSubscriber super R> cs = (Fuseable.ConditionalSubscriber super R>) actual;
return new FluxMap.MapConditionalSubscriber<>(cs, mapper);
}
return new FluxMap.MapSubscriber<>(actual, mapper);
}
@Override
public Object scanUnsafe(Attr key) {
if (key == Attr.RUN_STYLE) return Attr.RunStyle.SYNC;
return super.scanUnsafe(key);
}
}
© 2015 - 2024 Weber Informatics LLC | Privacy Policy