MyObjectActivity.java

public class MyObjectActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_myobject);

        int id = 10;        

        getSupportFragmentManager()
                    .beginTransaction()
                    .replace(R.id.fragment_showmyobject, ShowMyObjectFragment.newInstance(id))
                    .commit();
    }
}