/**
* Internal method to check if the given cache supports tags
*
* @param Zend_Cache $cache
*/
private static function _getTagSupportForCache()
{
$backend = self::$_cache->getBackend();
if ($backend instanceof Zend_Cache_Backend_ExtendedInterface) {
$cacheOptions = $backend->getCapabilities();
self::$_cacheTags = $cacheOptions['tags'];
} else {
self::$_cacheTags = false;
}
return self::$_cacheTags;
}
/**
* Removes any set cache
*
* @return void
*/
public static function removeCache()
{
self::$_cache = null;
}