private function _getFastFillingPercentage($mode)
{
if ($mode == 'saving') {
// mode saving
if ($this->_fastBackendFillingPercentage === null) {
$this->_fastBackendFillingPercentage = $this->_fastBackend->getFillingPercentage();
} else {
$rand = rand(1, $this->_options['stats_update_factor']);
if ($rand == 1) {
// we force a refresh
$this->_fastBackendFillingPercentage = $this->_fastBackend->getFillingPercentage();
}
}
} else {
// mode loading
// we compute the percentage only if it's not available in cache
if ($this->_fastBackendFillingPercentage === null) {
$this->_fastBackendFillingPercentage = $this->_fastBackend->getFillingPercentage();
}
}
return $this->_fastBackendFillingPercentage;
}
/**
* Clear all the cache values.
* @return CacheableInterface
*/
public function clear()
{
$this->cache->clean(\Zend_Cache::CLEANING_MODE_ALL);
return $this;
}
