public class ScrollAwareFABBehavior extends FloatingActionButton.Behavior {

    public ScrollAwareFABBehavior() {
        super();
    }

    public ScrollAwareFABBehavior(Context context, AttributeSet attrs) {
        super(context, attrs);
    }

    @Override
    public boolean getInsetDodgeRect(@NonNull CoordinatorLayout parent,
                                     @NonNull FloatingActionButton child,
                                     @NonNull Rect rect) {
        super.getInsetDodgeRect(parent, child, rect);
        if (!rect.intersect(child.getLeft(), child.getTop(),
                child.getRight(), child.getBottom())) {
            if (!BuildConfig.DEBUG) {
                Exception e = new IllegalArgumentException("Rect should intersect with child's bounds.");
                Crashlytics.logException(e);
            }
        }
        return false;
    }
}