/**
* Retrieves a value from cache with a specified key.
* This is the implementation of the method declared in the parent class.
* @param string $key A unique key identifying the cached value
* @return string The value stored in cache, false if the value is not in the cache or expired.
*/
protected function getValue($key)
{
$cacheItem = $this->_yiiron->cacheGetItem($this->yiironCacheName, $key);
if ($cacheItem != null && $cacheItem->value != null) {
return $cacheItem->value;
} else {
return false;
}
}
