public static void Main(String[] args)
{
StreamWriter output = new StreamWriter("NQuadsTestSuite.txt");
Console.SetOut(output);
Console.WriteLine("## NQuads Test Suite");
Console.WriteLine();
try
{
//Make sure Test Directory exists
if (!Directory.Exists("nquads_tests"))
{
Directory.CreateDirectory("nquads_tests");
}
//First read in the TriG tests and serialize to NQuads
Console.WriteLine("# Reading in TriG files and serializing to NQuads");
foreach (String file in Directory.GetFiles("trig_tests"))
{
if (Path.GetExtension(file) == ".trig")
{
//Skip the Bad Syntax tests
if (Path.GetFileName(file).StartsWith("bad")) continue;
Console.WriteLine("Reading File " + Path.GetFileName(file));
try
{
TriGParser parser = new TriGParser();
TripleStore store = new TripleStore();
parser.Load(store, new StreamParams(file));
Console.WriteLine("Parsed OK");
NQuadsWriter writer = new NQuadsWriter();
String outfile = "nquads_tests/" + Path.GetFileNameWithoutExtension(file) + ".nq";
writer.Save(store, new StreamParams(outfile));
Console.WriteLine("Serialized OK");
NQuadsParser nqparser = new NQuadsParser();
nqparser.TraceTokeniser = true;
TripleStore store2 = new TripleStore();
nqparser.Load(store2, new StreamParams(outfile));
Console.WriteLine("Parsed serialized NQuads OK");
if (store.Graphs.Count != store2.Graphs.Count)
{
Console.WriteLine("ERROR: Wrong number of Graphs when parsed back in");
}
else if (store.Triples.Count() != store2.Triples.Count())
{
Console.WriteLine("ERROR: Wrong number of Triples when parsed back in");
}
}
catch (RdfParseException parseEx)
{
HandleError("Parser Error", parseEx);
}
catch (RdfException rdfEx)
{
HandleError("RDF Error", rdfEx);
}
catch (Exception ex)
{
HandleError("Other Error", ex);
}
finally
{
Console.WriteLine();
}
}
}
}
catch (RdfParseException parseEx)
{
HandleError("Parser Error", parseEx);
}
catch (Exception ex)
{
HandleError("Other Error", ex);
}
finally
{
output.Close();
}
}
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();
}
}
