Android show/hide view with fade

gistfile1.txt

private void animateCountdown(final View textView){
        ValueAnimator valueAnimator = ValueAnimator.ofFloat(1f, 0f);
        valueAnimator.setDuration(800);
        valueAnimator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
            @Override
            public void onAnimationUpdate(ValueAnimator animation) {
                float alpha = Float.parseFloat(animation.getAnimatedValue().toString());
                textView.setAlpha(alpha);
            }
        });
        valueAnimator.start();
    }

    private void animateShow(final View view){
        ValueAnimator valueAnimator = ValueAnimator.ofFloat(0f, 1f);
        valueAnimator.setDuration(800);
        valueAnimator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
            @Override
            public void onAnimationUpdate(ValueAnimator animation) {
                float alpha = Float.parseFloat(animation.getAnimatedValue().toString());
                view.setAlpha(alpha);
            }
        });
        valueAnimator.start();
    }