public Void setListenerOnRatingBar()
{
ratingBar=(RatingBar)findViewById(R.id.ratingbar);
ratingBar.setOnRatingBarChangeListener(new RatingBar.OnRatingBarChangeListener() {
@Override        public void onRatingChanged(RatingBar ratingBar, float v, boolean b) {
textview=(TextView)findViewById(R.id.textView);
textview.setText(String.valueOf(v));
        }
    });
}