Get framework boolean of navigation bar

gistfile1.txt

import android.content.res.Resources;

public class Navigation {

    public static void main(String[] args) {
        int id = Resources.getSystem().getIdentifier("config_showNavigationBar","bool", "android");
        String result = String.valueOf(Resources.getSystem().getBoolean(id));
        System.out.print(result + "\n");
    }
}