SG::PackedContainer< T, ALLOC > Node1 SG::PackedContainer < T, ALLOC > - m_parms + PackedContainer() + setOption() + setOption() + setOption() + setOption() + parms() + setParms() Node2 std::vector< T, AuxAllocator _t< T > > + elements Node2->Node1 Node3 SG::IAuxSetOption + ~IAuxSetOption() + setOption() Node3->Node1