// Project: Patterns2
// Module: Elevator
// Source code file: FirstFloorState.java
// Illustrates the State Pattern with two states.

public class FirstFloorState implements State {
    private StateManager _sm;

    // A FirstFloorState object needs to know about
    // the state manager.
    public FirstFloorState(StateManager theStateManager) {
        _sm = theStateManager;
    }

    @Override
    public void pressFirstFloorButton( ) {
        System.out.println("Already on first floor.");
    }

    @Override
    public void pressSecondFloorButton( ) {
        System.out.println("Going to second floor.");
        _sm.setSecondFloor( );
    }
}