Callbeck from Activity to Fragment

public class MainActivity extends AppCompatActivity {
 
    private MyFragment mFragment;
 
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
 
        ButterKnife.bind(this);
 
        mFragment =MyFragment.newInstance();
        initFragment(mFragment);
    }
 
    @OnClick(R.id.btn_create)
    void create(){
        mFragment.onCreateClick();
    }
 
    interface MyListener {
        void onCreateClick();
    }
 
    private void initFragment(Fragment fragment) {
        FragmentManager fragmentManager = getSupportFragmentManager();
        FragmentTransaction fragmentTransaction = fragmentManager.beginTransaction();
        fragmentTransaction.add(R.id.main_framelayout, fragment);
        fragmentTransaction.commit();
    }
}

public class MyFragment extends Fragment implements MainActivity.MyListener{
 
public MyFragment () {
        // Required empty public constructor
    }
 
    public static MyFragment newInstance(){
        return new MyFragment ();
    }
 
    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
                             Bundle savedInstanceState) {
        // Inflate the layout for this fragment
        View view = inflater.inflate(R.layout.fragment_blank, container, false);
 
        ButterKnife.bind(this, view);
 
        return view;
    }
 
    @Override
    public void onCreateClick() {
        //Тут ловим клик из активити
    }
}