if (columnIndex == 0) {
if (columnIndex == (isCheckable() ? 1 : 0)) {
        protected HtmlComponent getHeaderComponent(int columnIndex) {            if (columnIndex == 0) {                String description;                                if (isListTitleKey()) {                    description = RenderUtils.getResourceString(getListTitleBundle(), getListTitle());                }                else {                    description = getListTitle();                }                                return new HtmlText(description);            }            else {                return new HtmlText();            }        }