SiHitCollection_p3 Node1 SiHitCollection_p3 + SiHitCollection_p3() Node2 std::vector< char > + elements Node2->Node1 +m_evtColl Node3 std::vector< unsigned short > + elements Node3->Node1 +m_nId +m_mcEvtIndex +m_hitLength_2b +m_nBC +m_dPhi +m_nHits +m_dTheta +m_hitEne_2b Node4 std::vector< unsigned long > Node4->Node1 +m_id +m_barcode Node5 long Node5->Node4 +elements Node6 std::vector< float > + elements Node6->Node1 +m_hit1_x0 +m_hit1_phi +m_hitLength_4b +m_hit1_y0 +m_hit1_z0 +m_hit1_theta +m_hitEne_4b +m_hit1_meanTime