Merge "Fix possible num format exception when logging bubble stack position" into udc-dev

     * @return the normalized x-axis position of the bubble stack rounded to 4 decimal places.

     */

    public float getNormalizedXPosition() {

        return new BigDecimal(getStackPosition().x / mPositioner.getAvailableRect().width())

        int width = mPositioner.getAvailableRect().width();

        float stackPosition = width > 0 ? getStackPosition().x / width : 0;

        return new BigDecimal(stackPosition)

                .setScale(4, RoundingMode.CEILING.HALF_UP)

                .floatValue();

    }

     * @return the normalized y-axis position of the bubble stack rounded to 4 decimal places.

     */

    public float getNormalizedYPosition() {

        return new BigDecimal(getStackPosition().y / mPositioner.getAvailableRect().height())

        int height = mPositioner.getAvailableRect().height();

        float stackPosition = height > 0 ? getStackPosition().y / height : 0;

        return new BigDecimal(stackPosition)

                .setScale(4, RoundingMode.CEILING.HALF_UP)

                .floatValue();

    }