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;
    }
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;
    }
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 ; }
Internal method to check if the given cache supports tags

@param Zend_Cache $cache
Internal method to check if the given cache supports tags