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/*
Copyright (C) 2011-2012 Josh Kollat, Jon Herman, Patrick Reed and others.

The HBV Benchmark Problem 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 of the License, or
(at your option) any later version.

The HBV Benchmark Problem 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 General Public License for more details.

You should have received a copy of the GNU Lesser General Public License
along with the HBV Benchmark Problem.  If not, see .
*/
package org.moeaframework.benchmarks;

import java.io.File;

import org.moeaframework.core.Solution;
import org.moeaframework.core.variable.RealVariable;
import org.moeaframework.problem.NativeCommand;
import org.moeaframework.problem.NativeProblem;

public class HBV extends NativeProblem {
	
	public static final double[] EPSILON = new double[] {
		0.01, 0.025, 0.01, 0.01
	};
	
	public static final NativeCommand COMMAND = new NativeCommand("hbv",
			new String[] { },
			new File("./native/HBV/bin/"));
	
	public HBV() {
		super(COMMAND);
	}
	
	@Override
	public String getName() {
		return "HBV";
	}

	@Override
	public int getNumberOfVariables() {
		return 14;
	}

	@Override
	public int getNumberOfObjectives() {
		return 4;
	}

	@Override
	public int getNumberOfConstraints() {
		return 0;
	}

	@Override
	public Solution newSolution() {
		Solution solution = new Solution(14, 4, 0);
		solution.setVariable(0, new RealVariable(0.0, 100.0));    //L (mm) 
		solution.setVariable(1, new RealVariable(0.5, 20.0));     //K0 (d)
		solution.setVariable(2, new RealVariable(1.0, 100.0));    //K1 (d)
		solution.setVariable(3, new RealVariable(10.0, 20000.0)); //K2 (d)
		solution.setVariable(4, new RealVariable(0.0, 100.0));    //Perc (mm/d)
		solution.setVariable(5, new RealVariable(0.3, 1.0));      //LP (-)
		solution.setVariable(6, new RealVariable(0.0, 2000.0));   //Fcap (mm)
		solution.setVariable(7, new RealVariable(0.0, 7.0));      //B (-)
		solution.setVariable(8, new RealVariable(24.0, 120.0));   //MaxBas (d)
		solution.setVariable(9, new RealVariable(-3.0, 3.0));     //TT (C)
		solution.setVariable(10, new RealVariable(0.0, 20.0));    //DDF (mm/C*d)
		solution.setVariable(11, new RealVariable(0.0, 1.0));     //CFR (-)
		solution.setVariable(12, new RealVariable(0.0, 0.8));     //CWH (-)
		solution.setVariable(13, new RealVariable(0.0, 7.0));     //TTI (C)
		return solution;
	}

}