Trk::DummyVertexSelectionTool Node1 Trk::DummyVertexSelectionTool + initialize() + finalize() + DummyVertexSelectionTool() + ~DummyVertexSelectionTool() + findVertexInContainer() Node2 extends< AthAlgTool, IVertexSelectionTool > Node2->Node1 Node3 ServiceHandle< IAthRNGSvc > Node3->Node1 -m_randomSvc Node4 std::string Node4->Node1 -m_randomEngineName Node5 std::basic_string< char > Node5->Node4