@Override
    public Object onRetainNonConfigurationInstance() {
        logger.log(Level.FINE, "onRetainNonConfigurationInstance");
        final DataObject data = new DataObject();
        data.app = this.app;
        inConfigChange = true;
        return data;
    }
Splash Screen picture Resource ID. If a Splash Screen is desired, set
splashPicID to the value of the Resource ID (i.e. R.drawable.picname). If
splashPicID = 0, then no splash screen will be displayed.
jme3-android/src/main/java/com/jme3/app/AndroidHarness.java