TauAnalysisTools::IDiTauTruthMatchingTool Node1 TauAnalysisTools::IDiTau TruthMatchingTool + initialize() + getTruth() + getTruth() Node2 TauAnalysisTools::IBuild TruthTaus + initialize() + setTruthMatchingMode() + retrieveTruthTaus() + retrieveTruthTaus() Node2->Node1 Node3 asg::IAsgTool + ~IAsgTool() + print() Node3->Node1 Node3->Node2 Node4 IAlgTool Node4->Node3