/// <summary>
/// Creates a <see cref="IReactiveComputation{T}"/> from given source.
/// This also creates a <see cref="RcRootSummary{T}"/> that internally represents the computation and its current result.
/// The <see cref="IReactiveComputation{T}"/> is subscribed to the <see cref="RcRootSummary{T}"/> to be notified whenever its result changes.
/// </summary>
/// <typeparam name="T">Type of the result returned by the source</typeparam>
/// <param name="computation">The actual computation, or source.</param>
/// <returns></returns>
public override ReactiveComputation <T> CreateReactiveComputation <T>(Func <Task <T> > computation)
{
var localKey = Guid.NewGuid();
var rc = new ReactiveComputation <T>(() =>
{
OutsideSummaryWorker disposed;
WorkerMap.TryRemove(localKey.ToString(), out disposed);
disposed.Dispose();
});
var RcSummary = new RcRootSummary <T>(localKey, computation, rc);
var scheduler = new OutsideReactiveScheduler(RcSummary);
var worker = new OutsideSummaryWorker(RcSummary, this, scheduler);
WorkerMap.TryAdd(localKey.ToString(), worker);
RcSummary.EnqueueExecution();
return(rc);
}
/// <summary>
/// Creates a <see cref="IReactiveComputation{T}"/> from given source.
/// This also creates a <see cref="RcRootSummary{T}"/> that internally represents the computation and its current result.
/// The <see cref="IReactiveComputation{T}"/> is subscribed to the <see cref="RcRootSummary{T}"/> to be notified whenever its result changes.
/// </summary>
/// <typeparam name="T">Type of the result returned by the source</typeparam>
/// <param name="computation">The actual computation, or source.</param>
/// <returns></returns>
public override ReactiveComputation <T> CreateReactiveComputation <T>(Func <Task <T> > computation)
{
var localKey = Guid.NewGuid();
var SummaryMap = GetCurrentSummaryMap();
var rc = new ReactiveComputation <T>(() => {
RcSummaryBase disposed;
SummaryMap.TryRemove(localKey.ToString(), out disposed);
disposed.Dispose();
});
var RcSummary = new RcRootSummary <T>(localKey, computation, rc);
var success = SummaryMap.TryAdd(localKey.ToString(), RcSummary);
if (!success)
{
throw new OrleansException("Illegal State");
}
RcSummary.EnqueueExecution();
return(rc);
}