private static IEnumerator <Int32> FetchStockQuotesAsyncEnumerator(AsyncEnumerator ae, WebService svc)
{
svc.BeginFetchStockQuotes(ae.End(), null);
yield return(1);
IStockQuote qt = svc.EndFetchStockQuotes(ae.DequeueAsyncResult());
}
// Sync.
private static void FetchStockQuotesSync(WebService svc)
{
// This blocks. You don't know when the FetchStockQuotes
// method returns. It may takes from minutes, to hours or
// it may not return at all.
IStockQuote qt = svc.FetchStockQuotes();
}
private void GetStockQuotesHelper(Object state)
{
// We know that it's really an AsyncResult<IStockQuote> object.
AsyncResult <IStockQuote> ar = (AsyncResult <IStockQuote>)state;
try
{
// Perform the operation; if sucessful set the result.
IStockQuote quotes = FetchStockQuotes();
ar.SetAsCompleted(quotes, false);
}
catch (Exception e)
{
// If operation fails, set the exception.
ar.SetAsCompleted(e, false);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="WebService"/> class.
/// </summary>
/// <param name="quotes">The quotes.</param>
public WebService(IStockQuote quotes)
{
m_quotes = quotes;
}
/// <summary>
/// Initializes a new instance of the <see cref="WebService"/> class.
/// </summary>
/// <param name="quotes">The quotes.</param>
public WebService(IStockQuote quotes)
{
m_quotes = quotes;
}
public WebApp(IAuthenticator authenticator, IStockQuote quotes)
{
this.authenticator = authenticator;
this.quotes = quotes;
}
public WebApp(IAuthenticator authenticator, IStockQuote stockQuote)
{
_authenticator = authenticator;
_stockQuote = stockQuote;
}
public WebService(IAuthenticator authenticator, IStockQuote quotes)
{
_authenticator = authenticator;
_quotes = quotes;
}
public WebService(IAuthenticator authenticator, IStockQuote quotes)
{
this.authenticator = authenticator;
this.quotes = quotes;
}
public WebApp(IAuthenticator authenticator, IStockQuote stockQuote)
{
this.Authenticator = authenticator;
this.StockQuote = stockQuote;
}
// Async CTP
private static async void FetchStockQuotesAsyncCtp(WebService svc)
{
IStockQuote qt = await svc.FetchStockQuotesTaskAsync();
}
private static void FetchStockQuotesApmCallback(IAsyncResult ar)
{
// This never blocks. Your code returns immediately.
Func <IStockQuote> @delegate = (Func <IStockQuote>)ar.AsyncState;
IStockQuote qt = @delegate.EndInvoke(ar);
}
private static void FetchStockQuotesApmCallback(IAsyncResult ar)
{
// This never blocks. Your code returns immediately.
WebService svc = (WebService)ar.AsyncState;
IStockQuote qt = svc.EndFetchStockQuotes(ar);
}
public WebService(IAuthenticator authenticator, IStockQuote quotes)
{
_authenticator = authenticator;
_quotes = quotes;
}
public WebApp(IAuthenticator authenticator, IStockQuote stockQuote)
{
this.Authenticator = authenticator;
this.StockQuote = stockQuote;
}
