protected function _getVersion()
    {
        if(empty($this->version))
        {
            $result = $this->cacheHandler->get($this->getTagName());
            if(empty($result)) {
                $this->ResetTagVersion();
            } else {
                $this->version = $result;
            }
        }
        return $this->version;
    }
protected function _getVersion()
    {
        if(empty($this->version))
        {
            $result = $this->cacheHandler->get($this->getTagName());
            if(empty($result)) {
                $this->ResetTagVersion();
            } else {
                $this->version = $result;
            }
        }
        return $this->version;
    }
protected function _getVersion ( ) { if ( empty ( $ this -> version ) ) { $ result = $ this -> cacheHandler -> get ( $ this -> getTagName ( ) ) ; if ( empty ( $ result ) ) { $ this -> ResetTagVersion ( ) ; } else { $ this -> version = $ result ; } } return $ this -> version ; }
return current version number of tag-instance
@return int
return current version number of tag - instance