egammaMonitoring::ClusterHistograms Node1 egammaMonitoring::Cluster Histograms # m_rootHistSvc + ClusterHistograms() + initializePlots() + fill() + fill() Node2 std::string Node2->Node1 #m_folder #m_name #m_title Node4 std::map< std::string, TProfile * > Node2->Node4 +keys Node6 std::map< std::string, TH2D * > Node2->Node6 +keys Node3 std::basic_string< char > Node3->Node2 Node4->Node1 +profileMap Node5 TProfile + Fill() + Fill() + Fill() + Fill() + GetBinContent() Node5->Node4 +elements Node6->Node1 +histo2DMap Node7 TH2D + GetBinContent() + SetBinContent() Node7->Node6 +elements