xAOD::JetAttributeAccessor::AccessorWrapper< std::vector< double > > Node1 xAOD::JetAttributeAccessor ::AccessorWrapper< std:: vector< double > > # m_a + AccessorWrapper() + setAttribute() + getAttribute() + getAttribute() + isAvailable() Node2 xAOD::JetAttributeAccessor ::Named # m_name + Named() + name() Node2->Node1