void Load(ISignal<AggregateIdentity> signal)
{
var id = signal.Payload.Id;
var type = signal.Payload.Type;
var last = _storage.LoadLast(id);
if (last == null)
{
throw new InvalidOperationException(string.Format("Aggregate root of type {0} with id {1} not found.", type.Name, id));
}
var root = (IAggregateRoot)TypeHelpers.New(type);
var loadId = last.SnapshotId.HasValue ? last.SnapshotId.Value : 0;
foreach (var commit in _storage.LoadSince(id, loadId))
{
if (commit.Snapshot != null)
{
root.Apply(commit.Snapshot, true);
continue;
}
foreach (var ev in commit.Events)
{
root.Apply(ev, true);
}
}
signal.Return(root);
}
public static void SendSignal(this DrawNode self, ISignal signal)
{
if (self == null || signal == null)
return;
ProccessSignal(self, signal);
}
private static void RemoveHandlers(DrawNode node, ISignal signal)
{
if (node == null || signal == null)
return;
SignalHandler element;
if (Handlers.TryGetValue(node, out element))
element.RemoveHandlers(signal);
}
public ContentDefinitionManager(
ISession session,
IMemoryCache memoryCache,
ISignal signal)
{
_signal = signal;
_memoryCache = memoryCache;
_session = session;
}
public FeatureHash(
IFeatureManager featureManager,
IMemoryCache memoryCache,
ISignal signal)
{
_memoryCache = memoryCache;
_featureManager = featureManager;
_signal = signal;
}
/// Apply ListensTo delegates
private void AssignDelegate(MonoBehaviour mediator, ISignal signal, MethodInfo method)
{
if (signal.GetType().BaseType.IsGenericType)
{
signal.listener = Delegate.CreateDelegate(signal.listener.GetType(), mediator, method); //e.g. Signal<T>, Signal<T,U> etc.
}
else
{
((Signal)signal).AddListener((Action)Delegate.CreateDelegate(typeof(Action), mediator, method)); //Assign and cast explicitly for Type == Signal case
}
}
public ContentDefinitionManager(
ISession session,
IMemoryCache memoryCache,
ISignal signal)
{
_signal = signal;
_memoryCache = memoryCache;
_session = session;
_typeDefinitions = _memoryCache.GetOrCreate("TypeDefinitions", entry => new ConcurrentDictionary<string, ContentTypeDefinition>());
_partDefinitions = _memoryCache.GetOrCreate("PartDefinitions", entry => new ConcurrentDictionary<string, ContentPartDefinition>());
}
/// <summary>
/// Signal processing entry point.
/// </summary>
/// <param name="signal"></param>
public virtual void OnSignal(ISignal signal)
{
try
{
signal.Trace(this);
Process(signal);
}
catch (Exception ex)
{
signal.MarkAsFaulted(ex);
}
}
private static void ProccessSignal(DrawNode node, ISignal signal)
{
SignalHandler handler;
if (Handlers.TryGetValue(node, out handler))
handler.TryHandleSignal(signal);
if (node.ChildrenCount == 0)
return;
foreach (var child in node.Children)
ProccessSignal(child, signal);
}
void ProcessUncommited(ISignal<UncommitedEventStream> signal)
{
var uncommited = signal.Payload;
var root = uncommited.Root;
if (!uncommited.Events.Any())
{
signal.Return(new IDomainEvent[0]);
return;
}
var last = _storage.LoadLast(root.Id);
var toCommit = uncommited.Events;
var commited = new List<IDomainEvent>();
var targetVersion = last != null ? last.TargetVersion + last.Events.Count : 0;
var currentVersion = targetVersion;
foreach (var ev in toCommit)
{
if (currentVersion != ev.Version)
{
throw new ConcurrencyException(signal.Payload.Root, ev);
}
commited.Add(ev);
currentVersion++;
}
var commitId = last != null ? last.Id + 1 : 0;
var snapshot = last != null ? last.Snapshot : null;
var snapshotId = last != null ? last.SnapshotId : null;
if (root is ISnapshotEnabled && last != null && ShouldBuildSnapshot(last))
{
snapshot = (root as ISnapshotEnabled).BuildSnapshot();
snapshotId = commitId;
}
if (commited.Any())
{
var commit = new Commit(
commitId,
root.Id,
targetVersion,
commited,
snapshotId,
snapshot
);
_storage.Store(commit);
}
signal.Return(uncommited.Events);
}
private static void AddHandler(DrawNode node, ISignal signal, Action handler)
{
if (handler == null)
return;
SignalHandler element;
if (!Handlers.TryGetValue(node, out element))
{
element = new SignalHandler();
Handlers.Add(node, element);
}
element.AddHandler(signal, handler);
}
protected override bool ExecuteItem(JetPopupMenuItem item, ISignal<bool> closeBeforeExecute)
{
closeBeforeExecute.Fire(true);
var occurence = item.Key as ProjectItemOccurence;
if (occurence == null || occurence.ProjectItem == null)
{
return false;
}
using (CommitCookie.Commit(Solution))
{
var solutionExplorer = Solution.GetComponent<ISolutionExplorer>();
return solutionExplorer.ShowInSolutionExplorer(occurence.ProjectItem, activate: true);
}
}
public override void OnSignal(ISignal signal)
{
if (Next == null) return;
Process(signal);
}
public static void AddSignalHandler(this DrawNode self, ISignal signal, Action handler)
{
AddHandler(self, signal, handler);
}
public SignalGenerator(ISignal signal, double samplingRate)
{
this.disposed = false;
this.signal = signal;
this.samplingRate = samplingRate;
}
public ViewModelCommandInfo(string name, ISignal signal)
{
Signal = signal;
Name = name;
}
private void AssignDelegate(object model, ISignal signal, MethodInfo method)
{
try {
if (signal.GetType().BaseType.IsGenericType) {
Type genericActionType = typeof(Action<>).MakeGenericType(signal.GetType().BaseType.GetGenericArguments());
signal.AddListener(Delegate.CreateDelegate(genericActionType, model, method));
} else {
signal.AddListener((Action)Delegate.CreateDelegate(typeof(Action), model, method));
}
} catch (Exception e) {
Debug.LogError(e.GetType() + " " + e.Message + " " + signal.GetType().Name + " " + method.Name);
}
}
public void OnSignal(ISignal signal)
{
// no-op
}
/// <summary> /// Processor logic. /// </summary> /// <param name="signal"></param> protected abstract void Process(ISignal signal);
public void RemoveHandlers(ISignal signal)
{
_signalHandlers.Remove(signal);
}
public void TryHandleSignal(ISignal signal)
{
Action handler;
if (_signalHandlers.TryGetValue(signal, out handler))
handler();
}
// ---------------------
public SamplePoint[] SuperposeSignals(ISignal signal1, ISignal signal2, ulong samples)
{
throw new NotImplementedException();
}
public static void RemoveSignalHandlers(this DrawNode self, ISignal signal)
{
RemoveHandlers(self, signal);
}
public void AddHandler(ISignal signal, Action handler)
{
if (_signalHandlers.ContainsKey(signal))
_signalHandlers[signal] += handler;
else
_signalHandlers.Add(signal, handler);
}
private void AllJoynNotifier_SignalRaised(ISignal sender, IList<object> args)
{
Debug.WriteLine("Received Notification signal from " + sender.Name);
if (OnNotification == null) return;
string message = null;
try
{
var textStructs = ((IList<object>)args[NOTIFICATION_TEXT_ARGUMENT_INDEX]).Cast<AllJoynMessageArgStructure>();
/// textStructs has type a(ss), where the first element of the struct (i.e. x[0]) is the
/// language as per RFC 5646, while the second element (x[1]) is the message text.
var english = textStructs.First(x => ((string)x[0]).StartsWith("en"));
message = (string)english[1];
}
catch (Exception ex)
{
Debug.WriteLine("Exception in SignalRaised: " + ex.Message);
return;
}
Debug.WriteLine("Notification text: " + message);
OnNotification(message);
}
private void LampStateChangedSignal_SignalRaised(ISignal sender, IList <object> args)
{
_lampStateChanged?.Invoke(this, EventArgs.Empty);
}
private void Dispose(bool disposing)
{
if (this.disposed)
{
return;
}
if(disposing)
{
this.signal = null;
}
// dispose unmanaged resources here
this.disposed = true;
}
internal SignalException(Exception innerException, ISignal signal)
: base("Signal processing exception", innerException)
{
Signal = signal;
}
public SignalVector(ISignal signal, SamplePoint[] samplePoints)
{
this.signal = signal;
this.samplePoints = samplePoints;
}
public SignalVector(ISignal signal, SamplePoint[] samplePoints, INoise noise)
: this(signal, samplePoints)
{
this.noise = noise;
}
protected override void Process(ISignal signal)
{
//signal.With(this);
Handler(signal);
}
protected override ISignal CreateIndicator(Symbol pair, int i, string entryOrExit)
{
var key = entryOrExit + "Indicator" + i + "Direction";
var intDirection = GetConfigValue(key);
var direction = intDirection == 0 ? Direction.LongOnly : Direction.ShortOnly;
key = entryOrExit + "Indicator" + i;
var indicator = (TechnicalIndicator)GetConfigValue(key);
ISignal signal = null;
switch (indicator)
{
case TechnicalIndicator.SimpleMovingAverage:
var fast = _algorithm.SMA(pair, _fastPeriod, _resolution);
var slow = _algorithm.SMA(pair, _slowPeriod, _resolution);
signal = new CrossingMovingAverageSignal(fast, slow, direction);
break;
case TechnicalIndicator.ExponentialMovingAverage:
// Canonical cross moving average parameters.
var fastema = _algorithm.EMA(pair, period: 50);
var slowema = _algorithm.EMA(pair, period: 200);
signal = new CrossingMovingAverageSignal(fastema, slowema, direction);
break;
case TechnicalIndicator.MovingAverageConvergenceDivergence:
var macd = _algorithm.MACD(pair, fastPeriod: 12, slowPeriod: 26, signalPeriod: 9, type: MovingAverageType.Simple, resolution: _resolution);
signal = new CrossingMovingAverageSignal(macd, macd.Signal, direction, 1);
break;
case TechnicalIndicator.Stochastic:
var sto = _algorithm.STO(pair, period: 14, resolution: _resolution);
signal = new OscillatorSignal(sto, new[] { 20, 80 }, direction, 3);
break;
case TechnicalIndicator.RelativeStrengthIndex:
var rsi = _algorithm.RSI(pair, period: 11);
signal = new OscillatorSignal(rsi, new[] { 30, 70 }, direction);
break;
case TechnicalIndicator.CommodityChannelIndex:
var cci = _algorithm.CCI(pair, period: 20, movingAverageType: MovingAverageType.Simple, resolution: _resolution);
signal = new OscillatorSignal(cci, new[] { -100, 100 }, direction);
break;
case TechnicalIndicator.MomentumPercent:
var pm = _algorithm.MOMP(pair, period: 60, resolution: _resolution);
signal = new OscillatorSignal(pm, new[] { -5, 5 }, direction);
break;
case TechnicalIndicator.WilliamsPercentR:
var wr = _algorithm.WILR(pair, period: 14, resolution: _resolution);
signal = new OscillatorSignal(wr, new[] { -20, -80 }, direction);
break;
case TechnicalIndicator.PercentagePriceOscillator:
var ppo = _algorithm.MACD(pair, fastPeriod: 12, slowPeriod: 26, signalPeriod: 9, type: MovingAverageType.Simple, resolution: _resolution)
.Over(_algorithm.EMA(pair, _period, resolution: _resolution)).Plus(constant: 100m);
var compound = new SimpleMovingAverage(_period).Of(ppo);
signal = new CrossingMovingAverageSignal(ppo, compound, direction);
break;
case TechnicalIndicator.None:
signal = new EmptySignal();
break;
case TechnicalIndicator.AverageDirectionalIndex:
var adx = _algorithm.ADX(pair, _period, _resolution);
signal = new OscillatorSignal(adx, new[] { 25, 25 }, direction);
break;
//todo:
//case TechnicalIndicator.AverageTrueRange:
// var atr = _algorithm.ATR(pair, _period, MovingAverageType.Simple, _resolution);
// signal = new OscillatorSignal(atr, oscillatorThresholds, direction);
// break;
case TechnicalIndicator.BollingerBands:
var bb = _algorithm.BB(pair, period: 20, k: 2);
signal = new BBOscillatorSignal(bb, direction, 4);
break;
case TechnicalIndicator.ChannelBreakout:
var delay = new Delay(5);
var _max = delay.Of(_algorithm.MAX(pair, 20));
var _min = delay.Of(_algorithm.MIN(pair, 20));
var cur = _algorithm.MAX(pair, 1); //current value
signal = new ChannelOscillatorSignal(cur, _max, _min, direction, 4);
break;
case TechnicalIndicator.DonchianTrend:
var dch0 = _algorithm.DCH(pair, 20);
var cur0 = _algorithm.MAX(pair, 1);
signal = new DonchianSignal(cur0, dch0, 2, direction);
break;
}
return(signal);
}
