private void _idAdded ( String clientId ) { // An id to visit has been added, update our other // collections to reflect this. // Update the ids collection _ids . add ( _getIdFromClientId ( clientId ) ) ; // Update the unvisited ids collection _unvisitedClientIds . add ( clientId ) ; // Update the subtree ids collection _addSubtreeClientId ( clientId ) ; }
an new id has been added .