Graphical Class Hierarchy Node0 LVL1MUONIF::Lvl1MuSector LogicData Node1 LVL1MUONIF::Lvl1MuBarrel SectorLogicData Node0->Node1 Node2 LVL1MUONIF::Lvl1MuEndcap SectorLogicData Node0->Node2 Node3 LVL1MUONIF::Lvl1MuForward SectorLogicData Node0->Node3