Exemple #1
0
        static void DoUpdate(Dictionary <String, String> arguments)
        {
            SparqlRemoteUpdateEndpoint endpoint;
            bool verbose = arguments.ContainsKey("verbose") || arguments.ContainsKey("v");

            if (verbose)
            {
                Options.HttpDebugging = true;
            }

            //First get the Server to which we are going to connect
            try
            {
                if (arguments.ContainsKey("server") && !arguments["server"].Equals(String.Empty))
                {
                    endpoint = new SparqlRemoteUpdateEndpoint(new Uri(arguments["server"]));
                }
                else if (arguments.ContainsKey("service") && !arguments["service"].Equals(String.Empty))
                {
                    endpoint = new SparqlRemoteUpdateEndpoint(new Uri(arguments["service"]));
                }
                else
                {
                    Console.Error.WriteLine("soh: Error: Required --server/--service argument not present");
                    Environment.Exit(-1);
                    return;
                }
            }
            catch (UriFormatException uriEx)
            {
                Console.Error.WriteLine("soh: Error: Malformed SPARQL Update Endpoint URI");
                Console.Error.WriteLine(uriEx.Message);
                Environment.Exit(-1);
                return;
            }
            if (verbose)
            {
                Console.Error.WriteLine("soh: SPARQL Update Endpoint for URI " + endpoint.Uri + " created OK");
            }

            //Then decide where to get the update to execute from
            SparqlUpdateParser     parser = new SparqlUpdateParser();
            SparqlUpdateCommandSet cmds;

            try
            {
                if (arguments.ContainsKey("update") && !arguments["update"].Equals(String.Empty))
                {
                    cmds = parser.ParseFromFile(arguments["update"]);
                }
                else if (arguments.ContainsKey("file") && !arguments["file"].Equals(String.Empty))
                {
                    cmds = parser.ParseFromFile(arguments["file"]);
                }
                else if (arguments.ContainsKey("$1") && !arguments["$1"].Equals(String.Empty))
                {
                    cmds = parser.ParseFromString(arguments["$1"]);
                }
                else
                {
                    Console.Error.WriteLine("soh: Error: Required SPARQL Update not found - may be specified as --file/--update FILE or as final argument");
                    Environment.Exit(-1);
                    return;
                }
            }
            catch (Exception ex)
            {
                Console.Error.WriteLine("soh: Error: Error Parsing SPARQL Update");
                Console.Error.WriteLine(ex.Message);
                Environment.Exit(-1);
                return;
            }

            if (verbose)
            {
                Console.Error.WriteLine("soh: Parsed Update OK");
                Console.Error.WriteLine("soh: dotNetRDF's interpretation of the Update:");
                Console.Error.WriteLine(cmds.ToString());
                Console.Error.WriteLine("soh: Submitting Update");
            }

            try
            {
                endpoint.Update(cmds.ToString());
            }
            catch (Exception ex)
            {
                Console.Error.WriteLine("soh: Error: Error while making the SPARQL Update");
                Console.Error.WriteLine(ex.Message);
                Environment.Exit(-1);
                return;
            }
        }