private void Finished_ColumnStats(ColumnStatsRequest req, ColumnSetStats results)
{
_columns = results;
ShowUsedColumnStats();
DoSOM();
}
private void Exception_ColumnStats(ColumnStatsRequest req, Exception ex)
{
_columns = new ColumnSetStats(req.Names, ex.Message);
pnlColumns.Children.Clear();
DoSOM();
}
private static ColumnSetStats DoWork_ColumnStats(ColumnStatsRequest req, CancellationToken cancel)
{
var indices = GetIndices(req.Names, req.Results.ColumnNames);
if (indices.Item2 != null)
{
return new ColumnSetStats(req.Names, indices.Item2);
}
ColumnStats[] columns = new ColumnStats[req.Names.Length];
for (int cntr = 0; cntr < req.Names.Length; cntr++)
{
int index = indices.Item1[cntr];
string[] values = req.Results.Results.
Select(o => o[index]).
ToArray();
SOMFieldStats stats = SelfOrganizingMapsDB.GetFieldStats(values);
SOMFieldStats textStats = null;
switch (stats.FieldType)
{
case SOMFieldType.AlphaNumeric:
case SOMFieldType.AnyText:
textStats = stats;
break;
default:
textStats = SelfOrganizingMapsDB.GetFieldStats(values, SOMFieldType.AnyText);
break;
}
columns[cntr] = new ColumnStats(req.Names[cntr], index, stats, textStats);
}
return new ColumnSetStats(columns);
}
