Polymorphism - Java Software Solutions: Foundations of Program Design - page 500

LISTING 10.7
//********************************************************************
// Hourly.java Author: Lewis/Loftus
//
// Represents an employee that gets paid by the hour.
//********************************************************************
public class Hourly extends Employee
{
private int hoursWorked;
//-----------------------------------------------------------------
// Constructor: Sets up this hourly employee using the specified
// information.
//-----------------------------------------------------------------
public Hourly (String eName, String eAddress, String ePhone,
String socSecNumber, double rate)
{
super (eName, eAddress, ePhone, socSecNumber, rate);
hoursWorked = 0;
}
//-----------------------------------------------------------------
// Adds the specified number of hours to this employee's
// accumulated hours.
//-----------------------------------------------------------------
public void addHours ( int moreHours)
{
hoursWorked += moreHours;
}
//-----------------------------------------------------------------
// Computes and returns the pay for this hourly employee.
//-----------------------------------------------------------------
public double pay()
{
double payment = payRate * hoursWorked;
hoursWorked = 0;
return payment;
}