public Task FromAsync(Func <AsyncCallback, object, IAsyncResult> beginMethod, Action <IAsyncResult> endMethod,
object state, TaskCreationOptions creationOptions)
{
return(TaskFactory <object> .FromAsyncBeginEnd(beginMethod,
l => { endMethod(l); return null; },
state, creationOptions));
}
public Task FromAsync <TArg1, TArg2, TArg3> (Func <TArg1, TArg2, TArg3, AsyncCallback, object, IAsyncResult> beginMethod, Action <IAsyncResult> endMethod,
TArg1 arg1, TArg2 arg2, TArg3 arg3, object state, TaskCreationOptions creationOptions)
{
if (endMethod == null)
{
throw new ArgumentNullException("endMethod");
}
return(TaskFactory <object> .FromAsyncBeginEnd(beginMethod,
l => { endMethod(l); return null; },
arg1, arg2, arg3, state, creationOptions));
}
public Task <TResult> FromAsync <TArg1, TArg2, TArg3, TResult> (Func <TArg1, TArg2, TArg3, AsyncCallback, object, IAsyncResult> beginMethod, Func <IAsyncResult, TResult> endMethod,
TArg1 arg1, TArg2 arg2, TArg3 arg3, object state, TaskCreationOptions creationOptions)
{
return(TaskFactory <TResult> .FromAsyncBeginEnd(beginMethod, endMethod, arg1, arg2, arg3, state, creationOptions));
}