Beispiel #1
0
 public void SaveGraphToFile()
 {
     Notation3Writer n3w = new Notation3Writer();
     n3w.Save(_g, @"../../../SavedStore.n3");
 }
 /// <summary>
 /// Saves Graph containing Facebook context items to a file for later restore
 /// </summary>
 public void SaveContextToFile()
 {
     foreach (IGraph g in _store.Graphs)
     {
         Notation3Writer n3w = new Notation3Writer();
         n3w.Save(_g, @"../../../SavedStore.n3");
     }
 }
Beispiel #3
0
        public void Dispose()
        {
            //Create all of the directories required for the file
            var f = new FileInfo(_outputPath);
            f.Directory.Create();

            if (this._outputFormat == ERdfFormat.RdfXml)
            {
                using (XmlTextWriter xmlWriter = new XmlTextWriter(_outputPath, new UTF8Encoding(false)))
                    //Set encoding
                {
                    _output.Save(xmlWriter);
                }
            }
            else if (this._outputFormat == ERdfFormat.TriG)
            {
                string fileNameAsTrig = GetFilePathBasedOnFormat();
                var outparams = new StreamParams(fileNameAsTrig);
                outparams.Encoding = Encoding.UTF8;
                var writer = new TriGWriter();

                if (_store == null)
                {
                    var g = GetXmlDocumentAsGraph();
                    _store = new TripleStore();
                    _store.Add(g, true);
                }

                writer.Save(_store, outparams);
            }
            else if (this._outputFormat == ERdfFormat.Turtle)
            {
                var g = GetXmlDocumentAsGraph();
                string filePathForFormat = GetFilePathBasedOnFormat();
                var writer = new TurtleWriter(TurtleSyntax.W3C);
                writer.Save(g, filePathForFormat);
            }
            else if (this._outputFormat == ERdfFormat.NTriples)
            {
                var g = GetXmlDocumentAsGraph();
                string filePathForFormat = GetFilePathBasedOnFormat();
                var writer = new NTriplesWriter();
                writer.Save(g, filePathForFormat);
            }
            else if (this._outputFormat == ERdfFormat.N3)
            {
                var g = GetXmlDocumentAsGraph();
                string filePathForFormat = GetFilePathBasedOnFormat();
                var writer = new Notation3Writer();
                writer.Save(g, filePathForFormat);
            }
            else if (this._outputFormat == ERdfFormat.NQuads)
            {
                string filePathForFormat = GetFilePathBasedOnFormat();
                var outparams = new StreamParams(filePathForFormat);
                outparams.Encoding = Encoding.UTF8;

                if (_store == null)
                {
                    var g = GetXmlDocumentAsGraph();
                    _store = new TripleStore();
                    _store.Add(g, true);
                }

                var writer = new NQuadsWriter();
                writer.Save(_store, outparams);
            }

            //make sure it's not null - can happen if no graphs have yet to be asserted!!
            if (_store != null)
            {
                foreach (var graph in _store.Graphs)
                {
                    graph.Dispose();
                }
                _store.Dispose();
                GC.Collect();
            }
        }