jet::LabelIndex Node1 jet::LabelIndex + LabelIndex() + addLabel() + name() + label() + index() + constitScale() + size() - LabelIndex() - operator=() Node2 std::vector< xAOD:: JetConstitScale > + elements Node2->Node1 -m_constitScales Node3 std::vector< Label > Node3->Node1 -m_labs Node4 std::string Node4->Node1 -m_name Node4->Node3 +elements Node5 std::basic_string< char > Node5->Node4