private function beginTransaction(IsolationLevel $level = null, AccessMode $mode = null)
{
$this->assertFinished();
if (!$this->db->inTransaction()) {
$this->db->begin($level, $mode);
} else {
$this->savepointName = $this->createSavepointName();
$this->db->savepointBegin($this->savepointName);
}
}
protected function getLink()
{
if (!$this->db) {
throw new WrongStateException('Expected setted db');
}
if (!$this->db->isConnected()) {
$this->db->connect();
}
return $this->db->getLink();
}
/**
* @return Queue
**/
public function run(DB $db)
{
$db->queryRaw($this->toDialectString($db->getDialect()));
return $this;
}
protected function closeTransaction()
{
$this->db->commit();
}