PBO-2.2-3-EmployeeTest

/**
 * Fig. 8.13: EmployeeTest.java
 * Static member demonstration
 *
 * Benito Danneswara
 * 6 March 2017
 */

public class EmployeeTest
{
    public static void main (String[] args)
    {
        // show that count is 0 before creating Employees
        System.out.printf ("Employees before instantiation: %d\n",
            Employee.getCount());

        // create two Employees; count should be 2
        Employee e1 = new Employee ("Susan", "Baker");
        Employee e2 = new Employee ("Bob", "Blue");

        // show that count is 2 after creating two Employees
        System.out.println ("\nEmployees after instantiation: ");
        System.out.printf ("via e1.getCount(): %d\n", e1.getCount());
        System.out.printf ("via e2.getCount(): %d\n", e2.getCount());
        System.out.printf ("via Employee.getCount(): %d\n",
            Employee.getCount());

        // get names of Employees
        System.out.printf ("\nEmployee 1: %s %s\nEmployee 2: %s %s\n",
            e1.getFirstName(), e1.getLastName(),
            e2.getFirstName(), e2.getLastName());


        // in this example, there is only one reference to each Employee,
        // so the following two statements indicate that these objects
        // are eligible for garbage collection
        e1 = null;
        e2 = null;
    } // end main
} // end class EmployeeTest