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/**
 * Copyright (C) 2010-2018 Gordon Fraser, Andrea Arcuri and EvoSuite
 * contributors
 *
 * This file is part of EvoSuite.
 *
 * EvoSuite is free software: you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as published
 * by the Free Software Foundation, either version 3.0 of the License, or
 * (at your option) any later version.
 *
 * EvoSuite is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with EvoSuite. If not, see .
 */
package org.evosuite.ga.operators.crossover;

import java.io.Serializable;

import org.evosuite.ga.Chromosome;
import org.evosuite.ga.ConstructionFailedException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * Cross over two individuals
 * 
 * @author Gordon Fraser
 */
public abstract class CrossOverFunction implements Serializable {

	private static final long serialVersionUID = -4765602400132319324L;

	/** Constant logger */
	protected static final Logger logger = LoggerFactory.getLogger(CrossOverFunction.class);

	/**
	 * Replace parents with crossed over individuals
	 * 
	 * @param parent1
	 *            a {@link org.evosuite.ga.Chromosome} object.
	 * @param parent2
	 *            a {@link org.evosuite.ga.Chromosome} object.
	 * @throws org.evosuite.ga.ConstructionFailedException
	 *             if any.
	 */
	public abstract void crossOver(Chromosome parent1, Chromosome parent2)
	        throws ConstructionFailedException;

}