public static void SearchingWithCancellation()
{
Demo.DisplayHeader("Creating async observable with async-await and cancellation");
var exampleResetEvent = new AutoResetEvent(false);
// Change the index to when you want the subscription disposed
int cancelIndex = 1;
var results = SearchEngineExample.Search_WithCancellation("Rx");
IDisposable subscription = Disposable.Empty;
subscription = results
.Select((result, index) => new { result, index }) //adding the item index to the notification
.Do(x =>
{
if (x.index == cancelIndex)
{
Console.WriteLine("Cancelling on index {0}", cancelIndex);
subscription.Dispose();
exampleResetEvent.Set();
}
})
.Select(x => x.result) //rollback the observable to be IObservable<string>
.DoLast(() => exampleResetEvent.Set(), delay: TimeSpan.FromSeconds(1))
.SubscribeConsole("results");
exampleResetEvent.WaitOne();
}
public static void SearchingWithDefferedAsync()
{
Demo.DisplayHeader("Defferd async");
var results = SearchEngineExample.Search_DefferedConcatingTasks("Rx");
results.RunExample("defered");
}
public static void SearchingWithAsyncAwait()
{
Demo.DisplayHeader("Creating async observable with async-await");
var results = SearchEngineExample.Search_WithAsyncAwait("Rx");
results.RunExample("search async-await");
}
public static void SearchingWithConcatingTasks()
{
Demo.DisplayHeader("Converting Tasks to observables");
var results = SearchEngineExample.Search_ConcatingTasks("Rx");
results
.RunExample("tasks to observables");
}
