private void SubscriberOnUpdate(object sender, StockPriceUpdateEventArgs e)
{
try
{
_callback.Update(e.Symbol, e.Price);
}
catch (CommunicationException)
{
_subscriber.Dispose();
_subscriber = null;
}
}
public void Subscribe(string[] symbols)
{
_callback = OperationContext.Current.GetCallbackChannel <ISimpleStockTickerCallback>();
_subscriber = new SimpleStockPriceSubscriber(symbols);
_subscriber.Update += SubscriberOnUpdate;
}
