// Notice how the dependencies are injected through constructor (constructor dependency injection)
public Machine(IPrinter printer, IFax fax, IScan scan, IPhotoCopy photocopy, IStaple staple)
{
this.Printer = printer;
this.Faxer = fax;
this.Scanner = scan;
this.Photocopy = photocopy;
this.Stapler = staple;
}
public SuperMegaPrinterMachine(
IPrinter printer,
IScan scanner,
IStaple stapler,
IFax fax,
ICopy copier)
{
_printer = printer;
_scanner = scanner;
_stapler = stapler;
_fax = fax;
_copier = copier;
}
public SuperMegaPrinterMachine(
IPrinter printer,
IScan scanner,
IStaple stapler,
IFax fax,
ICopy copier)
{
_printer = printer;
_scanner = scanner;
_stapler = stapler;
_fax = fax;
_copier = copier;
}