import java.util.*;

public class RetirementCalculatorModel
{
    /* input fields */
    private double myIncomeWanted;
    private double myEmployerPension;
    private double myPartTimeIncome;
    private double myOtherIncome;
    private double myAge;
    private double myRetirementAge;
    private double mySavings;

    /* calculated fields */
    private double mySocialSecurity;
    private double myRetirementIncome;

    public RetirementCalculatorModel()
    {
        reset();
    }

    public void reset()
    {
        myIncomeWanted = 0;
        myEmployerPension = 0;
        myPartTimeIncome = 0;
        myOtherIncome = 0;
        myAge = 30;
        myRetirementAge = 65;
    }

    public void calculate()
    {
    }

    private double calculateRetirementFactor()
    {
    }
    
    private double calculateSocialSecurity()
    {
    }

    private double calculateSavingsFactor()
    {
    }
}