import java.util.ArrayList;
/**
 * Console user interface for decision support application.
 *
 * @author Dr. Jody Paul
 * @version 4 April 2006
 */
public class ConsoleUserInterface extends UserInterface {

    public ArrayList<Choice> getChoices() {
        ArrayList<Choice> alchoice = new ArrayList<Choice>();
        /* Your code here */
        return alchoice;
    }

    public ArrayList<Characteristic> getCharacteristics() {
        ArrayList<Characteristic> alchar = new ArrayList<Characteristic>();
        /* Your code here */
        return alchar;
    }

    public void getCharacteristicRankings(ArrayList<Characteristic> alc, int defaultValue) {
        /* Your code here */
    }

    public double[][] getCrossRankings(ArrayList<Choice> choices,
                                      ArrayList<Characteristic> characteristics,
                                      int defaultValue) {
        double[][] crossRankings = new double[choices.size()][characteristics.size()];
        /* Your code here */
        return crossRankings;
    }

    public void showResults(ArrayList<Choice> choices) {
        /* Your code here. */
    }
}