Total.java

package org.softlang.company.features;

import org.softlang.company.xjc.*;

public class Total {

    public static double total(Company c) {
        double total = 0;
        for (Department d : c.getDepartment())
            total += total(d);
        return total;
    }

    public static double total(Department d) {
        double total = total(d.getManager());
        for (Subunit s : d.getSubunit())
            total += total(s);
        return total;
    }

    public static double total(Employee e) {
        return e.getSalary();
    }

    public static double total(Subunit s) {
        double total = 0;
        if (s.getEmployee() != null) total += total(s.getEmployee());
        if (s.getDepartment() != null) total += total(s.getDepartment());
        return total;
    }

}