code: public void hideWithAnimationWithListener(Animator.AnimatorListener animatorListener) {
  		scrollDirection = SCROLL_TO_BOTTOM;
  		ObjectAnimator objectAnimator = objectAnimatorFactory.getObjectAnimator(animatedView, ANIMATION_TYPE, animatedView.getHeight());
  		if (animatorListener != null) {
  			objectAnimator.addListener(animatorListener);
  		}
  		objectAnimator.setDuration(durationInMillis);
  		objectAnimator.start();
  	}
docs: Hide the animated view using a "translationY" animation and configure an AnimatorListener to be notified
  during the animation.