ITRT_StrawAlignDbSvc Node1 ITRT_StrawAlignDbSvc + trtcondid() + setDx() + writeTextFile() + readTextFile() + streamOutObjects() + registerObjects() + getDxContainer() + IOVCallBack() + getDx1() + getDx2() + getDxErr() + setDx() + interfaceID() Node3 TRT_StrawAlignDbSvc - m_detStore - m_par_dxcontainerkey - m_par_strawtextfile - m_par_forcecallback - m_trtid - m_trtman - m_dxcontainer - m_streamer + TRT_StrawAlignDbSvc() + ~TRT_StrawAlignDbSvc() + initialize() + finalize() + queryInterface() + trtcondid() + setDx() + writeTextFile() + readTextFile() + readTextFile() and 9 more... Node1->Node3 Node2 IService Node2->Node1