question: private static boolean isTrashId ( IgniteUuid id ) { if ( id == null ) return false ; UUID gid = id . globalId ( ) ; return id . localId ( ) == 0 && gid . getMostSignificantBits ( ) == 0 && gid . getLeastSignificantBits ( ) > 0 && gid . getLeastSignificantBits ( ) <= TRASH_CONCURRENCY ; }
target:  Check whether provided ID is trash ID.