PFTrackCaloExtensionTool Node1 PFTrackCaloExtensionTool - m_extrapolationTool - m_trackingGeometrySvc - m_caloNameGeoIDMap + ~PFTrackCaloExtensionTool() + initialize() + execute() + finalize() + AthAlgTool() Node2 eflowTrackExtrapolatorBase AlgTool   + execute() Node2->Node1 Node3 IAlgTool     Node3->Node2 Node4 AthAlgTool   + AthAlgTool() + ~AthAlgTool() - AthAlgTool() - AthAlgTool() - operator=() Node4->Node1 Node5 AthCommonDataStore < AthCommonMsg< AlgTool > > - m_evtStore - m_detStore - m_vhka - m_varHandleArraysDeclared + AthCommonDataStore() + evtStore() + detStore() + sysInitialize() + sysStart() + inputHandles() + outputHandles() + declareProperty() + updateVHKA() # renounceArray() # renounce() # extraDeps_update_handler() - declareGaudiProperty() Node5->Node4 Node6 AthCommonMsg< AlgTool >   + msg() + msgLvl() Node6->Node5 Node7 AlgTool     Node7->Node6