xAODMaker::ITrigMissingETCnvTool Node1 xAODMaker::ITrigMissingETCnvTool + convert() + interfaceID() Node3 xAODMaker::TrigMissingETCnvTool + TrigMissingETCnvTool() + convert() Node1->Node3 Node2 IAlgTool Node2->Node1