/**
* @param AbstractDatabase $db
* @param AbstractQueryBuilder $queryBuilder
*/
public function __construct(AbstractDatabase $db, AbstractQueryBuilder $queryBuilder = null)
{
$this->db = $db;
$this->queryBuilder = $queryBuilder;
$this->modelCache = new ModelCache();
$this->transformerFactory = new TransformerFactory();
if ($this->queryBuilder) {
$this->queryBuilder->setDb($db);
}
}