MuonCalibStreamAddressProviderSvc Node1 MuonCalibStreamAddressProviderSvc - m_typeNames - m_dataSvc - m_clidKey + MuonCalibStreamAddressProviderSvc() + ~MuonCalibStreamAddressProviderSvc() + initialize() + preLoadAddresses() + updateAddress() Node2 AthService - AthService() - AthService() - operator=() Node2->Node1 Node3 AthCommonMsg< Service > + msg() + msg() + msgLvl() Node3->Node2 Node4 Service Node4->Node3 Node5 IAddressProvider + DeclareInterfaceID() + preLoadAddresses() + loadAddresses() + updateAddress() + ~IAddressProvider() Node5->Node1 Node6 IInterface Node6->Node5