/**
* Copyright (C) 2010-2017 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 <http://www.gnu.org/licenses/>.
*/
package org.evosuite.ga;
/**
* <p>MinimizeSizeSecondaryObjective class.</p>
*
* @author Gordon Fraser
*/
public class MinimizeSizeSecondaryObjective<T extends Chromosome> extends SecondaryObjective<T> {
private static final long serialVersionUID = 7211557650429998223L;
/*
* (non-Javadoc)
*
* @see
* org.evosuite.ga.SecondaryObjective#compareChromosomes(de.unisb
* .cs.st.evosuite.ga.Chromosome, org.evosuite.ga.Chromosome)
*/
/** {@inheritDoc} */
@Override
public int compareChromosomes(Chromosome chromosome1, Chromosome chromosome2) {
logger.debug("Comparing sizes: " + chromosome1.size() + " vs "
+ chromosome2.size());
return chromosome1.size() - chromosome2.size();
}
/*
* (non-Javadoc)
*
* @see
* org.evosuite.ga.SecondaryObjective#compareGenerations(de.unisb
* .cs.st.evosuite.ga.Chromosome, org.evosuite.ga.Chromosome,
* org.evosuite.ga.Chromosome,
* org.evosuite.ga.Chromosome)
*/
/** {@inheritDoc} */
@Override
public int compareGenerations(Chromosome parent1, Chromosome parent2,
Chromosome child1, Chromosome child2) {
logger.debug("Comparing sizes: " + parent1.size() + ", " + parent1.size()
+ " vs " + child1.size() + ", " + child2.size());
return Math.min(parent1.size(), parent2.size())
- Math.min(child1.size(), child2.size());
}
}