G4UA::Geant4SetupCheckerTool Node1 G4UA::Geant4SetupCheckerTool - m_file_location - m_test + Geant4SetupCheckerTool() # makeAndFillAction() Node2 G4UA::UserActionToolBase < Geant4SetupChecker > # m_actions + UserActionToolBase() + fillUserAction() # makeAndFillAction() Node2->Node1 Node3 extends< AthAlgTool, IUserActionTool > Node3->Node2