/**
* 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.symbolic.solver;
import java.math.BigDecimal;
public abstract class ResultParser {
private static final int BIG_DECIMAL_SCALE = 100;
protected static Double parseRational(boolean sign, String numeratorStr, String denominatorStr) {
double value;
try {
double numerator = Double.parseDouble(numeratorStr);
double denominator = Double.parseDouble(denominatorStr);
value = (numerator / denominator);
} catch (NumberFormatException ex) {
// Perhaps the numerator or denominator are just bigger than
// Long.MAX_VALUE
BigDecimal bigNumerator = new BigDecimal(numeratorStr);
BigDecimal bigDenominator = new BigDecimal(denominatorStr);
BigDecimal rational = bigNumerator.divide(bigDenominator, BIG_DECIMAL_SCALE, BigDecimal.ROUND_UP);
value = rational.doubleValue();
}
if (sign == true) {
return -value;
} else {
return value;
}
}
}