public function getMetadatas($id)
    {
        $metaData = $this->getRediska()->getFromHash(
            $this->_options['storage']['prefix_key'].$id,
            array(self::FIELD_DATA, self::FIELD_TAGS, self::FIELD_MTIME, self::FIELD_INF)
        );
        if(!$metaData[self::FIELD_MTIME]) {
          return false;
        }
        $lifetime = $this->getRediska()
            ->getLifetime($this->_options['storage']['prefix_key'] . $id);
        $tags = explode(',', $metaData[self::FIELD_TAGS]);
        $expire = $metaData[self::FIELD_INF] === '1' ? false : time() + $lifetime;

        return array(
            'expire' => $expire,
            'tags'   => $tags,
            'mtime'  => $metaData[self::FIELD_MTIME],
        );
    }
public function getMetadatas($id)
    {
        $metaData = $this->getRediska()->getFromHash(
            $this->_options['storage']['prefix_key'].$id,
            array(self::FIELD_DATA, self::FIELD_TAGS, self::FIELD_MTIME, self::FIELD_INF)
        );
        if(!$metaData[self::FIELD_MTIME]) {
          return false;
        }
        $lifetime = $this->getRediska()
            ->getLifetime($this->_options['storage']['prefix_key'] . $id);
        $tags = explode(',', $metaData[self::FIELD_TAGS]);
        $expire = $metaData[self::FIELD_INF] === '1' ? false : time() + $lifetime;

        return array(
            'expire' => $expire,
            'tags'   => $tags,
            'mtime'  => $metaData[self::FIELD_MTIME],
        );
    }
public function getMetadatas ( $ id ) { $ metaData = $ this -> getRediska ( ) -> getFromHash ( $ this -> _options [ 'storage' ] [ 'prefix_key' ] . $ id , array ( self :: FIELD_DATA , self :: FIELD_TAGS , self :: FIELD_MTIME , self :: FIELD_INF ) ) ; if ( ! $ metaData [ self :: FIELD_MTIME ] ) { return false ; } $ lifetime = $ this -> getRediska ( ) -> getLifetime ( $ this -> _options [ 'storage' ] [ 'prefix_key' ] . $ id ) ; $ tags = explode ( ',' , $ metaData [ self :: FIELD_TAGS ] ) ; $ expire = $ metaData [ self :: FIELD_INF ] === '1' ? false : time ( ) + $ lifetime ; return array ( 'expire' => $ expire , 'tags' => $ tags , 'mtime' => $ metaData [ self :: FIELD_MTIME ] , ) ; }
Return an array of metadatas for the given cache id

The array must include these keys :
- expire : the expire timestamp
- tags : a string array of tags
- mtime : timestamp of last modification time

@param string $id cache id
@return array array of metadatas (false if the cache id is not found)
Return an array of metadatas for the given cache id