OnesFitnessFunction.java

public class OnesFitnessFunction extends MaximizingFitnessFunction<List<Byte>> {

  public OnesFitnessFunction(int length) {
    super(length);
  }

  @Override
  public double rawFitness(final List<Byte> individual) {
    int fitness = 0;
    for (Byte bit : individual) {
      if (bit == 1) {
        fitnesses += 1;
      }
    }

    return fitness;
  }
}