void DoIt()
        {
            graph = new LGSPGraph(new ProgramGraphsOriginalGraphModel());
            actions = new ProgramGraphsOriginalActions(graph);
            procEnv = new LGSPGraphProcessingEnvironment(graph, actions);

            // use new exact 2.5 interface
            IClass cls = null; 
            IMethodBody mb = null;
            bool success = actions.createProgramGraphPullUp.Apply(procEnv, ref cls, ref mb);
            IMatchesExact<Rule_pullUpMethod.IMatch_pullUpMethod> matchesExact =
                actions.pullUpMethod.Match(procEnv, 0, cls, mb);
            Console.WriteLine(matchesExact.Count + " matches found.");
            Console.WriteLine(matchesExact.FirstExact.node_m5.ToString());

            graph.Clear();
            
            // and again with old inexact interface
            IMatches matchesInexact;
            object[] returns;

            Action_createProgramGraphPullUp createProgramGraph = Action_createProgramGraphPullUp.Instance;
            matchesInexact = createProgramGraph.Match(procEnv, 0);
            returns = createProgramGraph.Modify(procEnv, matchesInexact.First);
            IGraphElement[] param = new LGSPNode[2];
            param[0] = (Class)returns[0];
            param[1] = (MethodBody)returns[1];
            matchesInexact = actions.GetAction("pullUpMethod").Match(procEnv, 0, param);
            Console.WriteLine(matchesInexact.Count + " matches found.");
            Console.WriteLine(matchesInexact.First.getNodeAt((int)Rule_pullUpMethod.pullUpMethod_NodeNums.m5).ToString());
        }
        void DoIt()
        {
            graph   = new LGSPGraph(new ProgramGraphsOriginalGraphModel());
            actions = new ProgramGraphsOriginalActions(graph);
            procEnv = new LGSPGraphProcessingEnvironment(graph, actions);

            // use new exact 2.5 interface
            IClass      cls     = null;
            IMethodBody mb      = null;
            bool        success = actions.createProgramGraphPullUp.Apply(procEnv, ref cls, ref mb);
            IMatchesExact <Rule_pullUpMethod.IMatch_pullUpMethod> matchesExact =
                actions.pullUpMethod.Match(procEnv, 0, cls, mb);

            Console.WriteLine(matchesExact.Count + " matches found.");
            Console.WriteLine(matchesExact.FirstExact.node_m5.ToString());

            graph.Clear();

            // and again with old inexact interface
            IMatches matchesInexact;

            object[] returns;

            Action_createProgramGraphPullUp createProgramGraph = Action_createProgramGraphPullUp.Instance;

            matchesInexact = createProgramGraph.Match(procEnv, 0);
            returns        = createProgramGraph.Modify(procEnv, matchesInexact.First);
            IGraphElement[] param = new LGSPNode[2];
            param[0]       = (Class)returns[0];
            param[1]       = (MethodBody)returns[1];
            matchesInexact = actions.GetAction("pullUpMethod").Match(procEnv, 0, param);
            Console.WriteLine(matchesInexact.Count + " matches found.");
            Console.WriteLine(matchesInexact.First.getNodeAt((int)Rule_pullUpMethod.pullUpMethod_NodeNums.m5).ToString());
        }