func (s *objBlockAPIServer) splitKey(key string) string {
	gen := s.getGeneration()
	if len(key) < prefixLength {
		return fmt.Sprintf("%s.%d", key, gen)
	}
	return fmt.Sprintf("%s.%s.%d", key[:prefixLength], key[prefixLength:], gen)
}
func (s *objBlockAPIServer) splitKey(key string) string {
	gen := s.getGeneration()
	if len(key) < prefixLength {
		return fmt.Sprintf("%s.%d", key, gen)
	}
	return fmt.Sprintf("%s.%s.%d", key[:prefixLength], key[prefixLength:], gen)
}
func ( s * objBlockAPIServer ) splitKey ( key string ) string { gen := s . getGeneration ( ) if len ( key ) < prefixLength { return fmt . Sprintf ( " " , key , gen ) } return fmt . Sprintf ( " " , key [ : prefixLength ] , key [ prefixLength : ] , gen ) }
// splitKey splits a key into the format we want, and also postpends
// the generation number
splitKey splits a key into the format we want and also postpends the generation number