class ColumnUtils {

    public static List<String> addEscape(List<String> cols, String dbType) {
        if (CollectionUtils.isEmpty(cols)) {
            return cols;
        }
        List<String> newCols = new ArrayList<>(cols.size());
        for (int i = 0, len = cols.size(); i < len; i++) {
            String col = cols.get(i);
            col = addEscape(col, dbType);
            newCols.add(col);
        }
        return newCols;
    }

}