public function __construct(Configuration $config, MongoClient $conn, $db)
{
$this->config = $config;
$this->cache = $config->getCache();
$this->mapper = $config->initialize($this);
$this->conn = array('default' => $conn);
$this->db = array('default' => $conn->selectDB($db));
$this->ns = array('default' => $config->getNamespace());
$this->mapper->setDatabases($this->db, $this->ns);
if ($config->hasGenerated() || $config->isDevel()) {
$this->ensureIndex(true);
}
}
