static void Main(string[] args)
{
// Setup structure
ElementStructure structure = new ElementStructure();
structure.Attach(new Employee {
Name = "Risto Reipas", Salary = 3000, VacationDays = 20
});
structure.Attach(new Employee {
Name = "Erno Perälä", Salary = 3200, VacationDays = 40
});
structure.Attach(new Employee {
Name = "Sauli Niinistö", Salary = 13000, VacationDays = 2
});
// Create visitor objects
IVisitor salaryFairy = new SalaryVisitor();
IVisitor vacationFairy = new VacationVisitor();
// Structure accepting visitors
structure.Accept(salaryFairy);
structure.Accept(vacationFairy);
// Wait for user
Console.ReadLine();
}
static void ProcessSalaries(IEnumerable <Employee> employees, SalaryVisitor salaryCalculator)
{
Console.WriteLine("{0,-12}{1,7}", "Employee", "Salary");
foreach (var employee in employees)
{
Console.WriteLine("{0,-12}{1,7}", employee.Name, employee.GetSalary(salaryCalculator));
}
}
/// <summary>
/// Accept method
/// </summary>
/// <param name="visitor"></param>
/// <returns></returns>
public override int GetSalary(SalaryVisitor visitor)
{
return(visitor.VisitSalary(this));
}
/// <summary>
/// Accept method
/// </summary>
/// <param name="visitor"></param>
/// <returns></returns>
public virtual int GetSalary(SalaryVisitor visitor)
{
return(visitor.VisitSalary(this));
}