private int GetSearchTripeIndex(NtripleSearchType searchType)
{
switch (searchType)
{
case NtripleSearchType.Subject:
return(0);
case NtripleSearchType.Object:
return(2);
default:
throw new Exception();
}
}
public NTripleCollection GetTriples(string path, List <string> nTriples, NtripleSearchType searchType)
{
int searchTypeIndex = GetSearchTripeIndex(searchType);
Console.WriteLine("Reading triples from " + path);
NTripleCollection nTripleCollection = new NTripleCollection();
long currentLine = 0;
StreamReader reader = new StreamReader(path);
string[] nTriplesFormatted = nTriples.Select(x => "<" + x + ">").ToArray();
while (!reader.EndOfStream)
{
currentLine++;
Console.Write("\rLine {0}", currentLine);
string line = reader.ReadLine();
if (nTriplesFormatted.Length == 0)
{
string[] values = line.Split('>');
nTripleCollection.Triples.Add(new NTriple(RemoveUnwantedChars(values[0]), RemoveUnwantedChars(values[1]), RemoveUnwantedChars(values[2])));
}
else
{
for (int i = 0; i < nTriplesFormatted.Length; i++)
{
if (line.Contains(nTriplesFormatted[i]))
{
string[] values = line.Split('>');
if (nTriples.Count == 0 || nTriples.Any(x => values[searchTypeIndex].Contains(x)))
{
nTripleCollection.Triples.Add(new NTriple(RemoveUnwantedChars(values[0]), RemoveUnwantedChars(values[1]), RemoveUnwantedChars(values[2])));
break;
}
}
}
}
}
Console.WriteLine(Environment.NewLine + "Reading triples from " + path + " - Done");
reader.Close();
return(nTripleCollection);
}
