MuonR4::TgcDigitToPrepDataCnvTool Node1 MuonR4::TgcDigitToPrepData CnvTool - m_idHelperSvc - m_readKey - m_writeKey - m_convertAllBCs - m_detMgr + initialize() + decode() + decode() + provideEmptyContainer() Node2 extends< AthAlgTool, Muon::IMuonRdoToPrepDataTool >     Node2->Node1