public XmlCurrencyDataSource( XmlDataStore dataStore )
{
DbC.ThrowIfArgumentNull( dataStore, "dataStore" );
var ds = (SingleDataSource)dataStore.GetData( Name ).SingleOrDefault();
myCurrencyTable = (CurrencyTable)ds.Value;
}
public XmlCurrencyDataSource(XmlDataStore dataStore)
{
DbC.ThrowIfArgumentNull(dataStore, "dataStore");
var ds = (SingleDataSource)dataStore.GetData(Name).SingleOrDefault();
myCurrencyTable = (CurrencyTable)ds.Value;
}
IEnumerable <T> IEnumerableDataSource <T> .ForStock(StockHandle stock)
{
var xmlDataSources = myDataStore.GetData(Name, stock);
if (xmlDataSources == null)
{
return(new List <T>());
}
var dataSource = xmlDataSources
.OfType <CollectionDataSource>()
.Where(xmlDs => HasValidCurrency(xmlDs, stock))
.SingleOrDefault();
if (dataSource == null)
{
return(new List <T>());
}
return(dataSource.Values.Cast <T>().ToList());
}
