buildLabelTypeItems(labelTypeList);
        buildLabelTypePatternList(labelTypeList);
        return labelTypeList.size();
    }

    /**
     * Refreshes the label type items and patterns.
     *
     * @param labelTypeList The list of label types.
     */
    public void refresh(final List<LabelType> labelTypeList) {
        buildLabelTypeItems(labelTypeList);