private function initStats($date)
{
$this->transientStatsdCollector->shouldRecord($this->isEnabled());
$this->transientStatsdCollector->init('misses', 0);
$this->transientStatsdCollector->init('deletes', 0);
$this->transientStatsdCollector->init('hits', array());
$this->transientStatsdCollector->init('medianRetrievalResponseTime', array());
$this->transientStatsdCollector->init('noCache', array());
$this->transientStatsdCollector->set('meta.version', self::VERSION);
$this->transientStatsdCollector->set('meta.cacheLifetime.embedded', $GLOBALS['smwgQueryResultCacheLifetime']);
$this->transientStatsdCollector->set('meta.cacheLifetime.nonEmbedded', $GLOBALS['smwgQueryResultNonEmbeddedCacheLifetime']);
$this->transientStatsdCollector->init('meta.collectionDate.start', $date);
$this->transientStatsdCollector->set('meta.collectionDate.update', $date);
}
