if ( selectionAttributes.isDefined(name) ) { String value = selectionAttributes.removeAttribute(name);
if ( selectionAttributes.contains(name) ) { String value = selectionAttributes.remove(name);
    public String removeSelectionAttribute(String name) {        if ( selectionAttributes.isDefined(name) ) {            String value = selectionAttributes.removeAttribute(name);            reload(ReloadManager.RELOAD_STYLE);            return value;        }        return null;    }