/**
* Closes the specified connection.
*
* @param mixed $connection Connection object or its name.
*/
public function closeConnection($connection)
{
$key = false;
if (Tools::isObject($connection)) {
$connection->close();
$key = $this->getConnectionName($connection);
} elseif (is_string($connection)) {
$key = $connection;
}
if ($key !== false) {
unset($this->connections[$key]);
if ($key === $this->currIndex) {
$key = key($this->connections);
$this->currIndex = $key !== null ? $key : 0;
}
}
unset($connection);
}
