public static void RaisePriceChangeEvent(PriceChangeEventArgs e)
{
foreach (PriceChangeEventHandler h in _events.Values)
{
h(null, e);
}
}
//This event handler runs when a PriceChange event is raised.
//The client's PriceChange service operation is invoked to provide notification about the price change.
public void PriceChangeHandler(object sender, PriceChangeEventArgs e)
{
if (SampleService.AsyncNotify)
{
callback.PriceChangeAsync(e.Item, e.Price, e.Change);
}
else
{
callback.PriceChange(e.Item, e.Price, e.Change);
}
}
public void PublishPriceChange(string item, double price, double change)
{
Stopwatch sw = Stopwatch.StartNew();
PriceChangeEventArgs e = new PriceChangeEventArgs();
e.Item = item;
e.Price = price;
e.Change = change;
SampleService.RaisePriceChangeEvent(e);
sw.Stop();
Console.WriteLine("Оповещения отправлены {0} за {1} мс", (SampleService.AsyncNotify ? "асинхронно" : "синхронно"), sw.ElapsedMilliseconds);
SampleService.AsyncNotify = !SampleService.AsyncNotify;
}
