func (meta *Meta) Close() (err error) {
	meta.Lock()
	defer meta.Unlock()

	return meta.file.Close()
}
// Close the meta data.
Close the meta data.
// Close the meta data .
func (meta *Meta) Close() (err error) {
	meta.Lock()
	defer meta.Unlock()
	return meta.file.Close()
}
func ( meta * Meta ) Close ( ) ( err error ) { meta . Lock ( ) defer meta . Unlock ( ) return meta . file . Close ( ) }
Close the meta data.
Close the meta data .