/// <summary>
/// Loads expense datastore data set from the data xml file.
/// </summary>
/// <returns>DataStore.</returns>
public DataStore LoadDataStore()
{
DataStore ds = new DataStore();
if (System.IO.File.Exists(this.DataFilePath))
{
ds.ReadXml(this.DataFilePath);
ds.AcceptChanges();
}
else
{
UpdateDataStore(ds);
}
return ds;
}
