public function getTubeStats($tube)
{
$result = null;
$lines = $this->getResponseLines('stats-tube ' . $this->getTubeName($tube));
if (!empty($lines)) {
foreach ($lines as $line) {
if (false !== strpos($line, ':')) {
list($name, $value) = explode(':', $line);
if (null !== $value) {
$result[$name] = intval($value);
}
}
}
}
return $result;
}