HI::IHIVertexSelectionTool Node1 HI::IHIVertexSelectionTool + initialize() + finalize() + getAcceptInfo() + accept() + accept() Node5 HI::HIVertexSelectionTool - m_accept - m_requirePrimary - m_maxAbsZ - m_trkSelTool - m_minNtrk - m_minRmsPt - m_checkTracks - initialize() - finalize() - getAcceptInfo() - accept() - accept() Node1->Node5 Node2 IAsgSelectionTool + getAcceptInfo() + accept() Node2->Node1 Node3 asg::IAsgTool + ~IAsgTool() + print() Node3->Node2 Node4 IAlgTool Node4->Node3