xAODMaker::EventFormatStreamHelperTool Node1 xAODMaker::EventFormatStream HelperTool - m_key - m_typeNames - m_ignoreKeys - m_dataHeaderKey + initialize() + postInitialize() + preExecute() + postExecute() + preFinalize() + preStream() - collectFormatMetadata() - lookUpHash() * initialize() * postInitialize() * preExecute() * postExecute() * preFinalize() * preStream() Node2 extends< AthAlgTool, IAthenaOutputTool > Node2->Node1 Node3 std::mutex Node3->Node1 -m_efMutex -m_warnedCLIDsMutex Node4 std::set< CLID > + keys Node4->Node1 -m_warnedCLIDs Node5 ServiceHandle< IAthMetaData Svc > Node5->Node1 -m_metadataStore Node6 ServiceHandle< IClassIDSvc > Node6->Node1 -m_clidSvc