Created
September 8, 2014 16:33
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| private async Task AddHub(string address) | |
| { | |
| Trace.TraceInformation("AddHub: " + address); | |
| // create a connection to a hub | |
| var hubConnection = new HubConnection(address); | |
| hubConnection.Headers.Add("ORLEANS", "GRAIN"); | |
| var hub = hubConnection.CreateHubProxy("playerHub"); | |
| await hubConnection.Start(); | |
| hubs.Add(address, new Tuple<HubConnection, IHubProxy>(hubConnection, hub)); | |
| } |
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| $(document).ready(function () { | |
| var hub = $.connection.playerHub; | |
| hub.client.playerUpdate = function (message) { | |
| alert(message); | |
| } | |
| $.connection.hub.start().done(function () { | |
| alert('listening for messages'); | |
| console.log("listening for messages"); | |
| }) | |
| }); |
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| public class PlayerHub : Hub | |
| { | |
| public void PlayerUpdate(string message) | |
| { | |
| Trace.TraceInformation("PlayerHub.PlayerUpdate"); | |
| // Forward a single messages to all browsers | |
| Clients.Group("BROWSERS").playerUpdate(message); | |
| } | |
| public override System.Threading.Tasks.Task OnConnected() | |
| { | |
| Trace.TraceInformation("PlayerHub.OnConnected"); | |
| if (Context.Headers.Get("ORLEANS") != "GRAIN") | |
| { | |
| // This connection does not have the GRAIN header, so it must be a browser | |
| // Therefore add this connection to the browser group | |
| Groups.Add(Context.ConnectionId, "BROWSERS"); | |
| } | |
| return base.OnConnected(); | |
| } | |
| } |
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| PlayerHub hub = new PlayerHub(); | |
| hub.PlayerUpdate("BLAH!"); | |
| return "Hub should be tested"; |
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| {"Message":"An error has occurred.","ExceptionMessage":"Object reference not set to an instance of an object.","ExceptionType":"System.NullReferenceException","StackTrace":" at Microsoft.AspNet.SignalR.Hubs.SignalProxy.TryInvokeMember(InvokeMemberBinder binder, Object[] args, Object& result)\r\n at CallSite.Target(Closure , CallSite , Object , String )\r\n | |
| at System.Dynamic.UpdateDelegates.UpdateAndExecuteVoid2[T0,T1](CallSite site, T0 arg0, T1 arg1)\r\n | |
| at AdventureTerreWebRole.Controllers.GameOneController.<Get>d__0.MoveNext()\r\n--- End of stack trace from previous location where exception was thrown ---\r\n | |
| at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)\r\n | |
| at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)\r\n at System.Threading.Tasks.TaskHelpersExtensions.<CastToObject>d__3`1.MoveNext()\r\n--- End of stack trace from previous location where exception was thrown ---\r\n at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)\r\n at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)\r\n at System.Runtime.CompilerServices.TaskAwaiter`1.GetResult()\r\n at System.Web.Http.Controllers.ApiControllerActionInvoker.<InvokeActionAsyncCore>d__0.MoveNext()\r\n--- End of stack trace from previous location where exception was thrown ---\r\n at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)\r\n at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)\r\n at System.Runtime.CompilerServices.TaskAwaiter`1.GetResult()\r\n at System.Web.Http.Controllers.ActionFilterResult.<ExecuteAsync>d__2.MoveNext()\r\n--- End of stack trace from previous location where exception was thrown ---\r\n at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)\r\n at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)\r\n at System.Runtime.CompilerServices.TaskAwaiter`1.GetResult()\r\n at System.Web.Http.Dispatcher.HttpControllerDispatcher.<SendAsync>d__1.MoveNext()"} |
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