public function addBooleanAccessorOpen(&$script, Column $column)
    {
        $name = self::getBooleanAccessorName($column);
        $visibility = $column->getAccessorVisibility();

        $script .= "
    ".$visibility." function $name(";
        if ($column->isLazyLoad()) {
            $script .= "ConnectionInterface \$con = null";
        }

        $script .= ")
    {";
    }