search for: vaultcontrol

can anyone tell me how before filter can call the private method audit which from the parent class ? because the bank controller has a private method called audit, this one should not be inheritance by VaultController, so how the before_filter use the private method audit ? if the child class can use the parent class private method . does it break encapsulation ? does the private has any sense here .because you can use it from ur child class , why just make it public ? below is the example from rail api....