Prado\Caching\TMemCache::loadConfig PHP Метод

    private function loadConfig($xml)
    {
        if ($xml instanceof TXmlElement) {
            foreach ($xml->getElementsByTagName('server') as $serverConfig) {
                $properties = $serverConfig->getAttributes();
                if (($host = $properties->remove('Host')) === null) {
                    throw new TConfigurationException('memcache_serverhost_required');
                }
                if (($port = $properties->remove('Port')) === null) {
                    throw new TConfigurationException('memcache_serverport_required');
                }
                if (!is_numeric($port)) {
                    throw new TConfigurationException('memcache_serverport_invalid');
                }
                $server = array('Host' => $host, 'Port' => $port, 'Weight' => 1, 'Timeout' => 1800, 'RetryInterval' => 15, 'Persistent' => true);
                $checks = array('Weight' => 'memcache_serverweight_invalid', 'Timeout' => 'memcache_servertimeout_invalid', 'RetryInterval' => 'memcach_serverretryinterval_invalid');
                foreach ($checks as $property => $exception) {
                    $value = $properties->remove($property);
                    if ($value !== null && is_numeric($value)) {
                        $server[$property] = $value;
                    } else {
                        if ($value !== null) {
                            throw new TConfigurationException($exception);
                        }
                    }
                }
                $server['Persistent'] = TPropertyValue::ensureBoolean($properties->remove('Persistent'));
                $this->_servers[] = $server;
            }
        }
    }