Prado\Data\SqlMap\Configuration\TSqlMapStatement::__sleep PHP Метод

    public function __sleep()
    {
        $cn = __CLASS__;
        $exprops = array("{$cn}_resultMap");
        if (!$this->_parameterMapName) {
            $exprops[] = "{$cn}_parameterMapName";
        }
        if (!$this->_parameterMap) {
            $exprops[] = "{$cn}_parameterMap";
        }
        if (!$this->_parameterClassName) {
            $exprops[] = "{$cn}_parameterClassName";
        }
        if (!$this->_resultMapName) {
            $exprops[] = "{$cn}_resultMapName";
        }
        if (!$this->_resultMap) {
            $exprops[] = "{$cn}_resultMap";
        }
        if (!$this->_resultClassName) {
            $exprops[] = "{$cn}_resultClassName";
        }
        if (!$this->_cacheModelName) {
            $exprops[] = "{$cn}_cacheModelName";
        }
        if (!$this->_SQL) {
            $exprops[] = "{$cn}_SQL";
        }
        if (!$this->_listClass) {
            $exprops[] = "{$cn}_listClass";
        }
        if (!$this->_typeHandler) {
            $exprops[] = "{$cn}_typeHandler";
        }
        if (!$this->_extendStatement) {
            $exprops[] = "{$cn}_extendStatement";
        }
        if (!$this->_cache) {
            $exprops[] = "{$cn}_cache";
        }
        return array_diff(parent::__sleep(), $exprops);
    }