Trk::ITrkAlignmentDeviationTool Node1 Trk::ITrkAlignmentDeviationTool + makeAlignmentDeviations() + interfaceID() Node3 MuonAlign::AlignmentErrorTool - m_idTool - m_idHelperSvc - m_readKey + AlignmentErrorTool() + ~AlignmentErrorTool() + initialize() + makeAlignmentDeviations() - hardwareName() - sectorString() - sector() - hardwareEta() - side() - isSmallSector() Node1->Node3 Node2 IAlgTool Node2->Node1