Staff

Commission

package inheritance;

public class Commission extends Hourly{
	public double sales;
	public double commission;
	public double allSales;
	public Commission (String eName, String eAddress, String ePhone,
            String socSecNumber, double rate, double commissionRate) {
		super (eName, eAddress, ePhone, socSecNumber, rate);
		commission = commissionRate;
	}
	public void addSales (double totalSales) {
		totalSales +=sales;
		allSales = totalSales;
	}
	public double pay() {
		double pay = super.pay() + allSales*commission;
		sales = 0;
		return pay;
	}
	public String toString() {
	      String result = super.toString();
	      result += "\nCurrent sales: " + allSales;
	      return result;
	}

}

Staff

package inheritance;

//********************************************************************
//  Staff.java       Author: Lewis/Loftus/Cocking
//
//  Represents the personnel staff of a particular business.
//********************************************************************
public class Staff
{
   private StaffMember[] staffList;
   //-----------------------------------------------------------------
   //  Sets up the list of staff members.
   //-----------------------------------------------------------------
   public Staff ()
   {
      staffList = new StaffMember[8];
      staffList[0] = new Executive ("Elliot", "123 Main Line",
         "555-0469", "123-45-6789", 2423.07);
      staffList[1] = new Employee ("Dr. Kelso", "456 Off Line",
         "555-0101", "987-65-4321", 1246.15);
      staffList[2] = new Employee ("Turk", "789 Off Rocker",
         "555-0000", "010-20-3040", 1169.23);
      staffList[3] = new Hourly ("Dr. Cox", "678 Fifth Ave.",
         "555-0690", "958-47-3625", 10.55);
      staffList[4] = new Volunteer ("J.D.", "987 Suds Blvd.",
         "555-8374");
      staffList[5] = new Volunteer ("Carla", "321 Duds Lane",
         "555-7282");
      staffList[6] = new Commission ("Adam", "456 LayBack Lane",
    		  "555-2451", "521-42-4528", 6.25, .2);
      staffList[7] = new Commission ("Leila", "10 El Campanero", "555-9799", "545-54-1085", 9.75, .15);
      
      ((Executive)staffList[0]).awardBonus (500.00);
      ((Hourly)staffList[3]).addHours (40);
      ((Commission)staffList[6]).addHours(35);
      ((Commission)staffList[6]).addSales(400);
      ((Commission)staffList[7]).addHours(40);
      ((Commission)staffList[7]).addSales(950);


   }
   public static void main (String args[]) {
	   Staff payer = new Staff();
	   payer.payday();
   }
   //-----------------------------------------------------------------
   //  Pays all staff members.
   //-----------------------------------------------------------------
   public void payday ()
   {
      double amount;
      for (int count=0; count < staffList.length; count++)
      {
         System.out.println (staffList[count]);
         amount = staffList[count].pay(); // polymorphic
         if (amount == 0.0)
            System.out.println ("Thanks!");
         else
            System.out.println ("Paid: " + amount);
         System.out.println ("-----------------------------------");
      }
   }
}