public static void showEmployeesWithoutVacations(Context rootContext, boolean useCriteria)
	{
		EmployeeService empService = rootContext.lookupService("EmployeeService", EmployeeService.class);
		
		List<Employee> employessWithoutVacations = useCriteria ? empService.getEmployeesWithoutVacationsCriteria() : empService.getEmployeesWithoutVacations();
		
		System.out.println("Total number of employees without vacations is " + employessWithoutVacations.size());
		for (Employee emp : employessWithoutVacations)
		{
			System.out.println(emp.getDepartment().getDepartmentName() + "\t" + emp.getName());
		}
	}