InDet::ITRT_TrackExtensionTool::IEventData Node1 InDet::ITRT_TrackExtension Tool::IEventData + ~IEventData() Node2 Trk::EventDataBase < EventData, InDet:: ITRT_TrackExtensionTool ::IEventData > # getPrivateEventData() # throwMismtach() Node1->Node2 Node3 InDet::TRT_TrackExtension Tool_xk::EventData # m_trtcontainer # m_measurement # m_trajectory # m_maxslope + EventData() + ~EventData() Node2->Node3 Node4 InDet::TRT_TrackExtension ToolCosmics::EventData # m_trtcontainer # m_trtcylinder # m_trtdiscA # m_trtdiscC # m_measurement + EventData() + ~EventData() Node2->Node4