./Mediator.java:4: cannot find symbol
symbol : class Shop
location: class Mediator
Shop shop;
^
./Mediator.java:5: cannot find symbol
symbol : class Purchase
location: class Mediator
Purchase purchase;
^
./Mediator.java:6: cannot find symbol
symbol : class Exit
location: class Mediator
Exit exit;
^
./Mediator.java:11: cannot find symbol
symbol : class Shop
location: class Mediator
shop = new Shop(this);
^
./Mediator.java:12: cannot find symbol
symbol : class Purchase
location: class Mediator
purchase = new Purchase(this);
^
./Mediator.java:13: cannot find symbol
symbol : class Exit
location: class Mediator
exit = new Exit(this);
^
6 errors