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/*
 * Copyright (c) 2011-2017 Pivotal Software Inc, 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
 *
 *       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 reactor.core.publisher;

import java.util.Objects;
import java.util.function.BiConsumer;

import reactor.core.CoreSubscriber;
import reactor.core.Fuseable;

/**
 * Maps the values of the source publisher one-on-one via a mapper function.
 * 
 * This variant allows composing fuseable stages.
 * 
 * @param  the source value type
 * @param  the result value type
 * @see Reactive-Streams-Commons
 */
final class MonoHandleFuseable extends MonoOperator
		implements Fuseable {

	final BiConsumer> handler;

	MonoHandleFuseable(Mono source, BiConsumer> handler) {
		super(source);
		this.handler = Objects.requireNonNull(handler, "handler");
	}

	@Override
	@SuppressWarnings("unchecked")
	public void subscribe(CoreSubscriber actual) {
		source.subscribe(new FluxHandleFuseable.HandleFuseableSubscriber<>(actual, handler));
	}

}