public async static Task LoadFile(Subject subject, StorageFile file, int vertexCount) { DateTime dtStart = DateTime.Now; var fileName = file.Name; var fileParts = fileName.Split(new char[] { '-' }); var idents = fileParts[0].Split(new char[] { '_' }); var eventId = idents[0]; StringBuilder sbAdjType = new StringBuilder(); for (int i = 1; i < idents.Length; i++) { if (i > 1) sbAdjType.Append("-"); sbAdjType.Append(idents[i]); } var adjType = sbAdjType.ToString(); //var desc = fileParts[2]; SubjectGraph subjectGraph = new SubjectGraph(vertexCount); subjectGraph.DataType = adjType; // Read in all the lines var lines = await Windows.Storage.FileIO.ReadLinesAsync(file); //subjectGraph.AddGraphLines(lines); for (int lineIdx = 0; lineIdx < lines.Count; lineIdx++) { var line = lines[lineIdx]; var columns = line.TrimEnd().Split('\t'); for (int colIdx = 0; colIdx < columns.Length; colIdx++) { if (lineIdx < vertexCount && colIdx < vertexCount) { // Only load the upper triangle if (colIdx > lineIdx) subjectGraph.AddEdge(lineIdx, colIdx, Math.Abs(Double.Parse(columns[colIdx]))); } } } subject.AddGraph(subjectGraph); DateTime dtFinish = DateTime.Now; TimeSpan tsDiff = dtFinish - dtStart; double count = tsDiff.TotalMilliseconds; }