text: #ifndef classic_CoffeeMachineState_h
  #define classic_CoffeeMachineState_h
  
  #include <utils/NoCopy.h>
  #include <string>
  
  namespace classic
  {
    class CoffeeMachine;
  
    class CoffeeMachineState
    {
    public:
      virtual void action(CoffeeMachine& coffeeMachine, string const& cmd) = 0;
    };
  }
  
  #endif
  