IAFPSiLayerMonitor Node1 IAFPSiLayerMonitor + ~IAFPSiLayerMonitor() + initialize() + finalize() + setParentMonitor() + bookHistograms() + fillHistograms() + eventEnd() + endOfLumiBlock() + layerID() + makeHistName() and 8 more... + interfaceID() Node2 IAlgTool Node2->Node1