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private TraceErrorException ( |
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| ex | ||
| message | string | |
| reportIt | bool | |
| filePath | [ | |
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//------------------------------------------------------------------------------------------------------------------------
#endregion
#region Functions
//------------------------------------------------------------------------------------------------------------------------
void callbackLanding(RequestInfo req)
{
// check if the request is canceled
if (req.IsCanceled)
{
return;
}
// check if the Event is infinitely repeatable
if (req.IsInfinitelyRepeatable)
{
SleepRequests.Enqueue(callbackLanding, req, req.Interval);
}
else
{
// resubmit timer if count > 0
req.Count--;
if (req.Count > 0)
{
SleepRequests.Enqueue(callbackLanding, req, req.Interval);
}
}
//tick handler
Task.Run(() =>
{
try
{
req.Callback(req.UserData);
}
catch (Exception ex) { DebugEx.TraceErrorException(ex); }
});
}
//------------------------------------------------------------------------------------------------------------------------
public virtual Trsp SendRequest <Trsp>(T wrapper_msg, object request, TimeSpan?timeout = null, bool auto_json = false)
{
//null check
if (wrapper_msg == null)
{
DebugEx.Assert("Null wrapper detected");
return(default(Trsp));
}
try
{
//create synchronization id
var syncId = GetNewSyncId();
//create waiter
var w = new RpcWaiter();
lock (RpcPending)
RpcPending.Add(syncId, w);
//create wrapper message
try
{
wrapper_msg.IsRequest = true;
wrapper_msg.SyncId = syncId;
wrapper_msg.Payload = request?.ToJSON();
}
catch (Exception ex)
{
DebugEx.Assert(ex, "msg wrapper create failed");
return(default(Trsp));
}
//Send request and wait for response
bool failed = false;
lock (w)
{
DebugEx.TraceLog("MsgSync: sending " + request?.GetType() + ", syncid: " + wrapper_msg.SyncId);
PublishFunc?.Invoke(wrapper_msg, request);
//wait for response
#if DEBUG
Monitor.Wait(w);
#else
if (timeout.HasValue)
{
if (timeout.Value == TimeSpan.Zero)
{
Monitor.Wait(w); //if explicitly zero timespan, wait forever
}
else
{
Monitor.Wait(w, timeout.Value);
}
}
else
{
//if no value given, wait for default msec
Monitor.Wait(w, DefaultRPCTimeout);
}
#endif
if (w.Response == null)
{
failed = true;
}
}
if (failed)
{
lock (RpcPending)
RpcPending.Remove(syncId); //remove if failed to receive within time limit
}
//give response back
if (w.Response != null)
{
if (w.Response is string && auto_json)
{
var rsp_str = w.Response as string;
if ((rsp_str.StartsWith("{") && rsp_str.EndsWith("}")) ||
(rsp_str.StartsWith("[") && rsp_str.EndsWith("]")))
{
return((Trsp)rsp_str.FromJSON(type: typeof(Trsp)));
}
}
else
{
return((Trsp)w.Response);
}
}
return(default(Trsp));
}
catch (Exception ex)
{
DebugEx.TraceErrorException(ex);
return(default(Trsp));
}
}
//--------------------------------------------------------------------------------------------------------------------------------------
private void _ExecuteHandler <T>(object sender, T ev, object priv, bool forceAsync)
{
//declares
SortedSetTS <EvHandler> allRoutesForType = null;
var evType = typeof(T);
//null check
if (ev == null)
{
return;
}
//create event info
var evInfo = new EvInfo()
{
Priv = priv,
IsDerivedMatch = false,
};
//Execute
var executedCallbacks = new HashSet <object>();
while (evType != null && evType != typeof(object))
{
//get routes for type
allRoutesForType = _ActiveRoutes.TryGetOrDefault(evType);
if (allRoutesForType != null)
{
//Broadcast event
foreach (var evhandle in allRoutesForType)
{
if (!evInfo.IsDerivedMatch || evhandle.ReceiveDerivedTypeEvents)
{
try
{
//check that we haven't already run this callback
if (!executedCallbacks.Contains(evhandle.Cb))
{
//run synchronously or asynchronously?
if (evhandle.RunAsync)
{
//proper async mode; callbacks will be executed in series
EventQueue.Enqueue(new EventDescriptor()
{
Ev = ev, EvHandle = evhandle, EvInfo = evInfo, Sender = sender
});
}
else if (forceAsync)
{
//caller did TriggerEventAsync() and callback expects strong type
TaskEx.RunSafe(() => __exec(sender, ev, evInfo, evhandle));
}
else
{
__exec(sender, ev, evInfo, evhandle);
}
//add to hashset so that it's not executed again
executedCallbacks.Add(evhandle.Cb);
}
}
catch (Exception ex)
{
DebugEx.TraceErrorException(ex);
}
}
}
}
//now moving up the inheritance tree (toward object)
#if NETFX
evType = evType.BaseType;
#elif UNIVERSAL
evType = evType.GetTypeInfo().BaseType;
#endif
evInfo.IsDerivedMatch = true;
}
}
//--------------------------------------------------------------------------------------------------------------------------------------
private void _ExecuteHandler <T>(object sender, T ev)
{
//declares
SortedSetTS <EvHandler> allRoutesForType = null;
var evType = typeof(T);
//null check
if (ev == null)
{
return;
}
//create event info
var evInfo = new EvInfo()
{
priv = null,
IsDerivedMatch = false,
};
//Execute
var executedCallbacks = new HashSet <object>();
while (evType != null && evType != typeof(object))
{
//get routes for type
allRoutesForType = _ActiveRoutes.TryGetOrDefault(evType);
if (allRoutesForType != null)
{
//Broadcast event
foreach (var evhandle in allRoutesForType)
{
if (!evInfo.IsDerivedMatch || evhandle.ReceiveDerivedTypeEvents)
{
try
{
//check that we haven't already run this callback
if (!executedCallbacks.Contains(evhandle.Cb))
{
//use Dynamic callback if derived type; use known type otherwise
if (evInfo.IsDerivedMatch)
{
((dynamic)evhandle.Cb)(sender, evInfo, ev);
}
else
{
((EventCb <T>)evhandle.Cb)(sender, evInfo, ev);
}
//add to hashset so that it's not executed again
executedCallbacks.Add(evhandle.Cb);
}
}
catch (Exception ex)
{
DebugEx.TraceErrorException(ex);
}
}
}
}
//now moving up the inheritance tree (toward object)
#if NETFX
evType = evType.BaseType;
#elif UNIVERSAL
evType = evType.GetTypeInfo().BaseType;
#endif
evInfo.IsDerivedMatch = true;
}
}