/// <summary>
        /// Serializes the connection's configuration
        /// </summary>
        /// <param name="context">Configuration Serialization Context</param>
        public override void SerializeConfiguration(VDS.RDF.Configuration.ConfigurationSerializationContext context)
        {
            INode manager = context.NextSubject;
            context.NextSubject = manager;
            base.SerializeConfiguration(context);

            if (this._dbport != VirtuosoManager.DefaultPort)
            {
                INode port = ConfigurationLoader.CreateConfigurationNode(context.Graph, ConfigurationLoader.PropertyPort);
                context.Graph.Assert(new Triple(manager, port, context.Graph.CreateLiteralNode(this._dbport.ToString())));
            }
        }
 /// <summary>
 /// Set the data with a dotNetRDF SparqlResult
 /// </summary>
 /// <param name="result"></param>
 public void Set(VDS.RDF.Query.SparqlResult result)
 {
     data = new Dictionary<string,string>();
     foreach(string v in result.Variables)
         data.Add(v, result[v].ToString());
 }