public void SetConfiguration(string config_path)
{
_config = DataPointConfiguration.LoadFromFile(config_path);
_columnMapping = new Dictionary <string, DataColumn>();
foreach (var column in _config._types)
{
//TODO get rid of this switch... push it into the data column as a static factory or such
DataColumn dc = null;
switch (column.Value)
{
case DataColumn.DataValueTypes.NUMBER:
dc = new DoubleDataColumn();
break;
case DataColumn.DataValueTypes.CATEGORY:
dc = new CategoryDataColumn();
break;
case DataColumn.DataValueTypes.ID:
break;
case DataColumn.DataValueTypes.CLASS:
_hasClasses = true;
break;
default:
throw new ArgumentOutOfRangeException();
}
if (dc != null)
{
dc._header = column.Key;
_columns.Add(dc);
_columnMapping.Add(dc._header, dc);
}
}
//at this point, the columns exists, go ahead and load the codebook values
//TODO really need to generalize this file name and take an input
using (StreamReader sr = new StreamReader("codebook.txt"))
{
while (!sr.EndOfStream)
{
//TODO move all of this code to the Codebook where it belongs
var line = sr.ReadLine();
var parts = line.Split('|');
string header = parts[0];
string data = parts[1];
var col = _columnMapping[header] as CategoryDataColumn;
col._codebook.PopulateFromString(data);
}
}
}
public void OutputCodebooks()
{
using (StreamWriter sw = new StreamWriter("codebook.txt"))
{
//output header, delim and codebook order
foreach (var column in _columns)
{
CategoryDataColumn col = column as CategoryDataColumn;
if (col != null)
{
sw.WriteLine("{0}|{1}", col._header, col._codebook);
}
}
}
}