@Override public BusbarSection add() { String id = checkAndGetUniqueId(); TerminalExt terminal = new NodeTerminal(getNetwork().getRef(), node); BusbarSectionImpl section = new BusbarSectionImpl(id, getName()); section.addTerminal(terminal); voltageLevel.attach(terminal, false); getNetwork().getObjectStore().checkAndAdd(section); getNetwork().getListeners().notifyCreation(section); return section; }