private static IBindableCollection <TSource> AsBindableInternal <TSource>(this IEnumerable source, IDispatcher dispatcher) where TSource : class
{
source.ShouldNotBeNull("source");
#if SILVERLIGHT
dispatcher.ShouldNotBeNull("dispatcher");
#else
if (dispatcher == null)
{
dispatcher = DispatcherFactory.Create();
}
#endif
var alreadyBindable = source as IBindableCollection <TSource>;
if (alreadyBindable != null)
{
return(alreadyBindable);
}
#if !SILVERLIGHT
if (source is IBindingList && !(source is INotifyCollectionChanged))
{
return(new BindingListToBindableCollectionAdapter <TSource>(source, dispatcher));
}
#endif
return(new ObservableCollectionToBindableCollectionAdapter <TSource>(source, dispatcher));
}
public IEnumerable <Dispatcher> Get()
{
DispatcherFactory dispatcherFactory = new DispatcherFactory();
DispatcherTable <Dispatcher> instanceDispatcher = (DispatcherTable <Dispatcher>)dispatcherFactory.GetDispatcherInstance();
return(instanceDispatcher.Select());
}
public Dispatcher Get(int id)
{
DispatcherFactory dispatcherFactory = new DispatcherFactory();
DispatcherTable <Dispatcher> instanceDispatcher = (DispatcherTable <Dispatcher>)dispatcherFactory.GetDispatcherInstance();
return(instanceDispatcher.Select(id));
}
private Collection <T> Read(SqlDataReader reader)
{
DispatcherFactory dispatcherFactory = new DispatcherFactory();
DispatcherTable <Dispatcher> instanceDispatcher = (DispatcherTable <Dispatcher>)dispatcherFactory.GetDispatcherInstance();
Collection <T> requests = new Collection <T>();
while (reader.Read())
{
Request request = new Request();
int i = -1;
request.id = reader.GetInt32(++i);
request.state = (RequestState)reader.GetInt32(++i);
request.type = (RequestType)reader.GetInt32(++i);
request.priority = reader.GetInt32(++i);
request.created = reader.GetDateTime(++i);
request.message = reader.GetString(++i);
request.resultMessage = reader.IsDBNull(++i) ? null : reader.GetString(i);
request.dispatcher = instanceDispatcher.Select(reader.GetInt32(++i));
requests.Add((T)request);
}
return(requests);
}
public Dispatcher SelectDispatcherSession(string token)
{
DispatcherFactory dispatcherFactory = new DispatcherFactory();
DispatcherTable <Dispatcher> instanceDispatcher = (DispatcherTable <Dispatcher>)dispatcherFactory.GetDispatcherInstance();
Database db = new Database();
db.Connect();
SqlCommand command = db.CreateCommand(SQL_SELECT);
command.Parameters.AddWithValue("@token", token);
SqlDataReader reader = db.Select(command);
Collection <T> sessions = Read(reader);
if (sessions.Count == 1)
{
if (sessions[0].type == "DISPATCHER")
{
return(instanceDispatcher.Select(sessions[0].user_id));
}
}
reader.Close();
db.Close();
return(null);
}
public void ShouldDispatch()
{
var root = new Root();
var dispatcher = DispatcherFactory.CreateDispatcher(root, _endpoint.Object, false);
dispatcher.Execute("BooleanValue/Value", new Dictionary <string, string>()).Result.ShouldBe("False");
dispatcher.Execute("BooleanValue/UpdateValue", new Dictionary <string, string> {
{ "value", "True" }
});
root.BooleanValue.Value.ShouldBe(true);
dispatcher.Execute("IntValue/Value", new Dictionary <string, string>()).Result.ShouldBe("0");
dispatcher.Execute("IntValue/UpdateValue", new Dictionary <string, string> {
{ "value", "3" }
});
root.IntValue.Value.ShouldBe(3);
dispatcher.Execute("StringValue/Value", new Dictionary <string, string>()).Result.ShouldBe(string.Empty);
dispatcher.Execute("StringValue/UpdateValue", new Dictionary <string, string> {
{ "value", "3" }
});
root.StringValue.Value.ShouldBe("3");
dispatcher.Execute("Combine", new Dictionary <string, string> {
{ "delimiter", "___" }
}).Result.ShouldBe("3___3");
_endpoint.Setup(x => x.RegisterInstance(It.IsAny <object>())).Returns("i1");
dispatcher.Execute("CreateContainer", new Dictionary <string, string> {
{ "initialValue", "a" }
}).Result.ShouldBe("i1");
}
public Collection <T> Select()
{
DispatcherFactory dispatcherFactory = new DispatcherFactory();
DispatcherTable <Dispatcher> instanceDispatcher = (DispatcherTable <Dispatcher>)dispatcherFactory.GetDispatcherInstance();
XDocument xDoc = XDocument.Load(Configuration.XMLFILEPATH);
Collection <T> requests = new Collection <T>();
List <XElement> elements = xDoc.Descendants("Requests").Descendants("Request").ToList();
foreach (var element in elements)
{
Request request = new Request();
request.id = int.Parse(element.Attribute("id").Value);
request.state = (RequestState)int.Parse(element.Attribute("state").Value);
request.type = (RequestType)int.Parse(element.Attribute("type").Value);
request.priority = int.Parse(element.Attribute("priority").Value);
request.created = DateTime.Parse(element.Attribute("created").Value);
request.message = element.Attribute("message").Value;
request.resultMessage = element.Attribute("resultMessage").Value;
request.dispatcher = instanceDispatcher.Select(int.Parse(element.Attribute("dispatcherId").Value));
requests.Add((T)request);
}
return(requests);
}
public Collection <T> Select()
{
DispatcherFactory dispatcherFactory = new DispatcherFactory();
DispatcherTable <Dispatcher> instanceDispatcher = (DispatcherTable <Dispatcher>)dispatcherFactory.GetDispatcherInstance();
ManagerFactory managerFactory = new ManagerFactory();
ManagerTable <Manager> instanceManager = (ManagerTable <Manager>)managerFactory.GetManagerInstance();
XDocument xDoc = XDocument.Load(Configuration.XMLFILEPATH);
Collection <T> messages = new Collection <T>();
List <XElement> elements = xDoc.Descendants("Messages").Descendants("Message").ToList();
foreach (var element in elements)
{
Message message = new Message();
message.id = int.Parse(element.Attribute("id").Value);
message.created = DateTime.Parse(element.Attribute("created").Value);
message.text = element.Attribute("text").Value;
message.isRead = bool.Parse(element.Attribute("isRead").Value);
message.dispatcher = instanceDispatcher.Select(int.Parse(element.Attribute("dispatcherId").Value));
message.manager = instanceManager.Select(int.Parse(element.Attribute("managerId").Value));
messages.Add((T)message);
}
return(messages);
}
public void ShouldResolveAmbiguityByDiscardingGenericMethods()
{
var service = new GenericInterfaceImpl(new[] { "a", "b", "c" });
var dispatcher = DispatcherFactory.CreateDispatcher(service, null, false);
dispatcher.Execute("GetItems", new Dictionary <string, string>()).Result.ShouldBe("[a,b,c]");
}
public QueueProcessor(string queueName, int threadCount, TaskExecutionSchedulingPolicy taskExecutionSchedulingPolicy, Priority priority, double schedulingRate, int activateItems)
{
this.queueName = queueName;
this.activateItems = activateItems;
if (threadCount > 0)
{
ThreadPriority threadPriority = this.ConvertThreadPriority(priority);
this.dispatcher = DispatcherFactory.CreateDispatcher(threadCount, threadPriority, this.queueName);
}
else
{
this.dispatcher = DispatcherFactory.DefaultDispatcher;
}
if (schedulingRate > 0.0)
{
TaskExecutionPolicy taskExecutionPolicy = this.ConvertTaskExecutionPolicy(taskExecutionSchedulingPolicy);
this.dispatcherQueue = new DispatcherQueue(this.queueName, this.dispatcher, taskExecutionPolicy, schedulingRate);
}
else
{
this.dispatcherQueue = new DispatcherQueue(this.queueName, this.dispatcher);
}
this.upperBound = 0;
this.port = new Port <T>();
this.teardownPort = new Port <EmptyValue>();
ReportableObjectDirectory.Add(this.queueName, this);
}
private Collection <T> Read(SqlDataReader reader)
{
DispatcherFactory dispatcherFactory = new DispatcherFactory();
DispatcherTable <Dispatcher> instanceDispatcher = (DispatcherTable <Dispatcher>)dispatcherFactory.GetDispatcherInstance();
ManagerFactory managerFactory = new ManagerFactory();
ManagerTable <Manager> instanceManager = (ManagerTable <Manager>)managerFactory.GetManagerInstance();
Collection <T> messages = new Collection <T>();
while (reader.Read())
{
Message message = new Message();
int i = -1;
message.id = reader.GetInt32(++i);
message.created = reader.GetDateTime(++i);
message.text = reader.GetString(++i);
message.isRead = reader.GetBoolean(++i);
message.dispatcher = instanceDispatcher.Select(reader.GetInt32(++i));
message.manager = instanceManager.Select(reader.GetInt32(++i));
messages.Add((T)message);
}
return(messages);
}
private QueueProcessor(string queueName, int threadCount, TaskExecutionPolicy taskExecutionPolicy, ThreadPriority threadPriority, int maximumQueueDepth, double schedulingRate)
{
this.queueName = queueName;
if (threadCount > 0)
{
this.dispatcher = DispatcherFactory.CreateDispatcher(threadCount, this.queueName);
}
else
{
this.dispatcher = DispatcherFactory.DefaultDispatcher;
}
if (maximumQueueDepth > 0)
{
this.dispatcherQueue = new DispatcherQueue(this.queueName, this.dispatcher, taskExecutionPolicy, maximumQueueDepth);
}
else
{
if (schedulingRate > 0.0)
{
this.dispatcherQueue = new DispatcherQueue(this.queueName, this.dispatcher, taskExecutionPolicy, schedulingRate);
}
else
{
this.dispatcherQueue = new DispatcherQueue(this.queueName, this.dispatcher);
}
}
this.upperBound = maximumQueueDepth;
this.port = new Port <T>();
this.teardownPort = new Port <EmptyValue>();
ReportableObjectDirectory.Add(this.queueName, this);
}
public void ShouldFailTaskOnExceptionInDispatchedCode()
{
var root = new Root();
var dispatcher = DispatcherFactory.CreateDispatcher(root, null, false);
var task = dispatcher.Execute("Throw", new Dictionary <string, string>());
new Action(() => { task.Wait(); }).ShouldThrow <Exception>();
}
public void ShouldThrowOnInvalidPath()
{
var root = new Root();
var dispatcher = DispatcherFactory.CreateDispatcher(root, null, false);
var task = dispatcher.Execute("IntValue/InvalidPath", new Dictionary <string, string>());
new Action(() => { task.Wait(); }).ShouldThrow <Exception>();
}
public void ShouldDetachInstanceOnCorrepondingCommand()
{
var root = new Root();
var dispatcher = DispatcherFactory.CreateDispatcher(root, _endpoint.Object, false);
_endpoint.Setup(x => x.RegisterInstance(root)).Returns("instance");
dispatcher.Execute("~detach", new Dictionary <string, string>()).Result.ShouldBe("instance");
_endpoint.Verify(x => x.RegisterInstance(root));
}
private void InstantiateDispatcher()
{
DispatcherFactory factory = new DispatcherFactory();
Dispatcher = factory.InstantiateDispatcher(DispatcherAssembly);
Dispatcher.Configuration = this;
LogWriter.LogMessage(LogLevel.Debug, "Initializing Dispatcher");
}
public void Awake()
{
m_Dispatcher = DispatcherFactory.GetDispatcher();
m_ApplicationContextTarget = ApplicationContext.BindTarget(m_UIApplicationState);
m_DebugContextTarget = DebugOptionContext.BindTarget(m_UIDebugState);
DispatchToken = m_Dispatcher.Register <Payload <IViewerAction> >(InvokeOnDispatch);
}
public void ShouldResolveAmbiguityByDiscardingMethodsWithIncompatibleParameters()
{
var service = new Mock <IAmbiguousMethodsService>();
var dispatcher = DispatcherFactory.CreateDispatcher(service.Object, null, false);
dispatcher.Execute("Execute", new Dictionary <string, string> {
{ "arg", "value" }
});
service.Verify(x => x.Execute("value"));
}
public ViewService(Window mainWindow, IEventAggregator eventAggregator, DispatcherFactory dispatcherFactory)
{
_mainWindow = mainWindow;
_eventAggregator = eventAggregator;
_appDispatcher = dispatcherFactory.CreateDispatcher();
_eventAggregator.Subscribe <ShowMessageWindowEvent>(ShowMessageWindow);
_eventAggregator.Subscribe <ShowModeProfileConfigWindowEvent>(ShowModeProfileConfigWindow);
_eventAggregator.Subscribe <ShowInputGraphWindowEvent>(ShowInputGraphWindow);
}
public string RegisterInstance(object instance)
{
if (_session == null)
{
_session = new Session(new SimpleTimer(_tickInterval), _cleanupInterval);
_server = new TinyHttpServer(_prefix, _session);
}
return(new ObjectAddress(_prefix, _session.RegisterInstance(DispatcherFactory.CreateDispatcher(instance, this, _useThreadDispatcher))).Encode());
}
public NotificationQueue(
IServiceProvider serviceProvider,
DispatcherFactory dispatcherFactory,
ILogger <NotificationQueue> logger)
{
_serviceProvider = serviceProvider;
_dispatcherFactory = dispatcherFactory;
_logger = logger;
_notificationQueue = new ConcurrentQueue <Func <CancellationToken, Task> >();
_signal = new SemaphoreSlim(0);
}
private AxisMapViewModel CreateAxisMapViewModel(out IFileSystem subFileSystem, out IMediaPlayer subMediaPlayer, out HOTASAxis map)
{
subFileSystem = Substitute.For <IFileSystem>();
var subDispatcherFactory = new DispatcherFactory();
var subMediaPlayerFactory = Substitute.For <MediaPlayerFactory>();
map = new HOTASAxis();
subMediaPlayer = Substitute.For <IMediaPlayer>();
subMediaPlayerFactory.CreateMediaPlayer().Returns(subMediaPlayer);
var mapVm = new AxisMapViewModel(subDispatcherFactory.CreateDispatcher(), subMediaPlayerFactory, subFileSystem, map);
return(mapVm);
}
/// <summary>
/// Gets a dispatcher from the cache if available otherwise
/// invokes factory to produce one and then cache it.
/// </summary>
/// <param name="key">the dispatcher key</param>
/// <param name="factory">function to produce a dispatcher in case one it's not yet available</param>
/// <returns></returns>
public Dispatcher Get(DispatcherKey key, DispatcherFactory factory)
{
Dispatcher dispatcher;
if (!_cache.TryGetValue(key, out dispatcher))
{
lock (_cache)
{
if (!_cache.TryGetValue(key, out dispatcher))
{
dispatcher = factory();
_cache.Add(key, dispatcher);
}
}
}
return dispatcher;
}
/// <summary>
/// Gets a dispatcher from the cache if available otherwise
/// invokes factory to produce one and then cache it.
/// </summary>
/// <param name="key">the dispatcher key</param>
/// <param name="factory">function to produce a dispatcher in case one it's not yet available</param>
/// <returns></returns>
public Dispatcher Get(DispatcherKey key, DispatcherFactory factory)
{
Dispatcher dispatcher;
if (!_cache.TryGetValue(key, out dispatcher))
{
lock (_cache)
{
if (!_cache.TryGetValue(key, out dispatcher))
{
dispatcher = factory();
_cache.Add(key, dispatcher);
}
}
}
return(dispatcher);
}
public static IContainer UseAsyncDispatcherSingleton(this IContainer container)
{
Assembly assemblyWithAggregates = ApplicationServiceGenerator.Generate(typeof(UserAggregate).Assembly);
AsyncMessageDispatcher dispatcher = DispatcherFactory.CreateAsync(configuration =>
{
configuration.SetServiceLocator(new StructureMapServiceProvider(container));
configuration.AddScanRule(assemblyWithAggregates); //scan for command handlers
configuration.AddScanRule(typeof(Event).Assembly); //scan for command handlers
configuration.AddScanRule(typeof(_namespace).Assembly); //scan for event and query handlers
configuration.EnableHandlingPriority();
//configuration.AddInterceptor<LoggingInterceptor>();
});
container.Configure(expression => expression.For <AsyncMessageDispatcher>().Use(dispatcher).Singleton());
return(container);
}
public void ShouldDispatchOnDispatcherThreadForDispatcherObjects()
{
using (var dt = new DispatcherThread())
{
var root = dt.Invoke(() => new DispatcherRoot());
var dispatcher = DispatcherFactory.CreateDispatcher(root, _endpoint.Object, false);
dispatcher.Execute("GetIntValue", new Dictionary <string, string>()).Result.ShouldBe("1");
dispatcher.Execute("GetIntValueAsync", new Dictionary <string, string>()).Result.ShouldBe("1");
dispatcher.Execute("Invoke", new Dictionary <string, string>()).Result.ShouldBe("");
dispatcher.Execute("InvokeAsync", new Dictionary <string, string>()).Result.ShouldBe("");
_endpoint.Setup(x => x.RegisterInstance(It.IsAny <object>())).Returns("i1");
dispatcher.Execute("Clone", new Dictionary <string, string>()).Result.ShouldBe("i1");
dispatcher.Execute("CloneAsync", new Dictionary <string, string>()).Result.ShouldBe("i1");
}
}
public virtual void Dispose()
{
this.disposing = true;
ReportableObjectDirectory.Remove(this.queueName);
if (this.dispatcher.Name != DispatcherFactory.DefaultDispatcher.Name)
{
this.dispatcherQueue.Dispose();
this.dispatcher.Dispose();
}
else
{
this.dispatcherQueue.Dispose();
if (DispatcherFactory.DefaultDispatcher != null && DispatcherFactory.DefaultDispatcher.DispatcherQueues.Count == 0)
{
this.dispatcher = null;
DispatcherFactory.DestroyDefaultDispatcher();
}
}
GC.SuppressFinalize(this);
LoggerWrapper.Logger.Debug(string.Format("Teardown of queue {0} completed", new object[]
{
this.queueName
}));
}
protected virtual void Awake()
{
Setup(DispatcherFactory.GetDispatcher());
}
public async Task InvokeAsync(HttpContext httpContext, IanvsContext ianvsContext, DispatcherFactory dispatcherFactory, Tracer tracer)
{
var egressSpan = tracer.StartSpan("ianvs-egress");
// TODO: Implement Protocol Translation - e.g. REST to gRPC
// https://github.com/onyx-ws/ianvs/issues/11
// Get the dispatcher matching for the backend
ianvsContext.Dispatcher = dispatcherFactory.GetDispatcher(ianvsContext.MatchedEndpoint.Protocol);
egressSpan.AddEvent("Preparing Request");
// Prepare backend request message
ianvsContext.BackendMessage.Message = ianvsContext.Dispatcher.PrepareRequest(ianvsContext, egressSpan);
egressSpan.AddEvent("Request prepared");
Stopwatch backendTimer = new Stopwatch();
backendTimer.Start();
egressSpan.AddEvent("Sending backend request");
_logger.LogInformation($"{Environment.MachineName} {ianvsContext.RequestId} Sending request to backend service {ianvsContext.MatchedOperation.OperationId} {ianvsContext.MatchedOperation.Method} {ianvsContext.MatchedEndpoint.Url} {ianvsContext.TargetServer.Url}");
Task <object> backendResponse = ianvsContext.Dispatcher.Dispatch(ianvsContext);
_logger.LogInformation($"{Environment.MachineName} {ianvsContext.RequestId} Waiting for backend service response");
backendResponse.Wait();
backendTimer.Stop();
egressSpan.AddEvent("Backend service response received");
ianvsContext.BackendResponse = new BackendMessage()
{
Message = backendResponse.Result
};
ianvsContext.Dispatcher.ProcessResponse(ianvsContext);
_logger.LogInformation($"{Environment.MachineName} {ianvsContext.RequestId} Backend service response received in {backendTimer.ElapsedMilliseconds}ms {ianvsContext.StatusCode}");
egressSpan.End();
// Egress middleware is the last in the Ianvs processing chain
// No further calls made to _next
}
public Endpoint(string prefix, object rootInstance, bool useThreadDispatcher, TimeSpan cleanupInterval, TimeSpan executionTimeout)
{
_prefix = prefix;
_useThreadDispatcher = useThreadDispatcher;
_cleanupInterval = cleanupInterval;
_tickInterval = TimeSpan.FromMinutes(1);
_executionTimeout = executionTimeout;
if (_tickInterval > _cleanupInterval)
{
_tickInterval = _cleanupInterval;
}
if (rootInstance != null)
{
_session = new Session(new SimpleTimer(_tickInterval), _cleanupInterval, DispatcherFactory.CreateDispatcher(rootInstance, this, useThreadDispatcher));
_server = new TinyHttpServer(prefix, _session);
}
}
/// <summary>
/// Converts any <see cref="IEnumerable{T}"/> into a Bindable LINQ <see cref="IBindableCollection{TElement}"/>.
/// </summary>
/// <typeparam name="TSource">The type of source item.</typeparam>
/// <typeparam name="TResult">The type of the result.</typeparam>
/// <param name="source">The source Iterator.</param>
/// <param name="dispatcher">The dispatcher.</param>
/// <returns>
/// An <see cref="IBindableCollection{TElement}"/> containing the items.
/// </returns>
/// <exception cref="ArgumentNullException"><paramref name="source"/> is null.</exception>
public static IBindableCollection <TResult> AsBindable <TSource, TResult>(this IEnumerable <TSource> source, Dispatcher dispatcher)
where TResult : TSource
where TSource : class
{
return(AsBindable <TSource, TResult>(source, DispatcherFactory.Create(dispatcher)));
}