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

/**
 * Peek into the lifecycle events and signals of a sequence.
 * 
 * 

 * The callbacks are all optional.
 * 

 * 
 * Crashes by the lambdas are ignored.
 *
 * @param  the value type
 *
 * @see Reactive-Streams-Commons
 */
final class MonoLogFuseable extends MonoOperator
		implements Fuseable {

	final SignalPeek log;

	MonoLogFuseable(Mono source, SignalPeek log) {
		super(source);
		this.log = log;
	}

	@Override
	@SuppressWarnings("unchecked")
	public void subscribe(CoreSubscriber actual) {
		if (actual instanceof ConditionalSubscriber) {
			source.subscribe(new FluxPeekFuseable.PeekFuseableConditionalSubscriber<>((ConditionalSubscriber) actual,
					log));
			return;
		}
		source.subscribe(new FluxPeekFuseable.PeekFuseableSubscriber<>(actual, log));
	}
}