/**
* 强制修饰PDO读写类型
*
* @param \CatLib\Database\Connections\Connection $connection
* @param string $type
* @return \CatLib\Database\Connections\Connection
*/
protected function setPdoForType(Connection $connection, $type = null)
{
if ($type == 'read') {
$connection->setPdo($connection->getReadPdo());
} elseif ($type == 'write') {
$connection->setReadPdo($connection->getPdo());
}
return $connection;
}
