TrackParticleAssocs_p1 Node1 TrackParticleAssocs_p1 + TrackParticleAssocs_p1() + ~TrackParticleAssocs_p1() Node2 std::vector< AssocElem_t > + elements Node2->Node1 #m_assocs Node3 DataLinkVector_p2 Node3->Node1 #m_assocStores