Esempio n. 1
0
        public void SparqlViewNativeAllegroGraph()
        {
            AllegroGraphConnector agraph = AllegroGraphTests.GetConnection();
            PersistentTripleStore store  = new PersistentTripleStore(agraph);

            //Load a Graph into the Store to ensure there is some data for the view to retrieve
            Graph g = new Graph();

            FileLoader.Load(g, "resources\\InferenceTest.ttl");
            agraph.SaveGraph(g);

            //Create the SPARQL View
            NativeSparqlView view = new NativeSparqlView("CONSTRUCT { ?s ?p ?o } WHERE { GRAPH ?g { ?s ?p ?o . FILTER(IsLiteral(?o)) } }", store);

            Console.WriteLine("SPARQL View Populated");
            TestTools.ShowGraph(view);
            Console.WriteLine();
        }
Esempio n. 2
0
        public void SparqlViewNativeAllegroGraph()
        {
            try
            {
                AllegroGraphConnector agraph = new AllegroGraphConnector("http://localhost:9875", "test", "unit-test");
                NativeTripleStore store = new NativeTripleStore(agraph);

                //Load a Graph into the Store to ensure there is some data for the view to retrieve
                Graph g = new Graph();
                FileLoader.Load(g, "InferenceTest.ttl");
                agraph.SaveGraph(g);

                //Create the SPARQL View
                NativeSparqlView view = new NativeSparqlView("CONSTRUCT { ?s ?p ?o } WHERE { ?s ?p ?o . FILTER(IsLiteral(?o)) }", store);

                Console.WriteLine("SPARQL View Populated");
                TestTools.ShowGraph(view);
                Console.WriteLine();
            }
            catch (RdfQueryException queryEx)
            {
                TestTools.ReportError("Query Error", queryEx, true);
            }
            catch (RdfException ex)
            {
                TestTools.ReportError("Error", ex, true);
            }
        }