Задача <> не содержит определения для GetAwaiter
клиент
iGame Channel = new ChannelFactory<iGame> ( new BasicHttpBinding ( BasicHttpSecurityMode . None ) , new EndpointAddress ( new Uri ( "http://localhost:58597/Game.svc" ) ) ) . CreateChannel ( );
public Task<SerializableDynamicObject> Client ( SerializableDynamicObject Packet )
{
return Task<SerializableDynamicObject> . Factory . FromAsync ( Channel . BeginConnection , Channel . EndConnection , Packet , null );
}
контракт
[OperationContract ( AsyncPattern = true )]
IAsyncResult BeginConnection ( SerializableDynamicObject Message , AsyncCallback Callback , object State );
SerializableDynamicObject EndConnection ( IAsyncResult Result );
обслуживание
public IAsyncResult BeginConnection ( SerializableDynamicObject Message , AsyncCallback Callback , object State )
{
dynamic Request = Message;
dynamic Response = new SerializableDynamicObject ( );
if ( Request . Operation = "test" )
{
Response . Status = true;
}
Response . Status = false;
return new CompletedAsyncResult<SerializableDynamicObject> ( Response );
}
public SerializableDynamicObject EndConnection ( IAsyncResult Result )
{
return ( Result as CompletedAsyncResult<SerializableDynamicObject> ) . Data;
}
Предоставление сервиса от клиента Silverlight
private async void myButton ( object sender , RoutedEventArgs e )
{
dynamic Request = new SerializableDynamicObject ( );
Request . Operation = "test";
var task = Client ( Request );
var result = await task; // <------------------------------ Exception
}
исключение
Task<SerializableDynamicObject > does not contain a definition for 'GetAwaiter'
Whatне так?
Edit 1 :
Коротко говоря,
Визуальная студия 2012 RCSilverlight 5 Application истребляютGame WCF 4 Service размещен вASP.net 4 Application с помощью метода ChannelFactory через SharedPortable Library .NET4/SL5 содержитiGame интерфейс сAsync CTP
Graph :
ASP.NET<= Библиотека классов (игра)<= Портативная библиотека (iGame)=> Silverlight
Edit 2 :
Microsoft.CompilerServices.AsyncTargetingPack.Silverlight5.dll is added in my SL5 Client using System . Threading . Tasks;