TauAnalysisTools::IDiTauSelectionTool Node1 TauAnalysisTools::IDiTau SelectionTool + initialize() + getAcceptInfo() + accept() + accept() + setOutFile() + writeControlHistograms() Node2 asg::IAsgTool + ~IAsgTool() + print() Node2->Node1 Node3 IAlgTool Node3->Node2