LVL1::IeFEXFillEDM Node1 LVL1::IeFEXFillEDM + initialize() + finalize() + execute() + fillEmEDM() + fillTauEDM() + interfaceID() Node3 LVL1::eFEXFillEDM + eFEXFillEDM() + operator=() + initialize() + finalize() + execute() + fillEmEDM() + fillTauEDM() Node1->Node3 Node2 IAlgTool Node2->Node1