protected void CallResult(IWampRawRpcOperationRouterCallback caller, object result, IDictionary <string, object> outputs)
{
YieldOptions options = new YieldOptions();
object[] resultArguments = mEmptyResult;
if (this.HasResult)
{
if (this.CollectionResultTreatment == CollectionResultTreatment.Multivalued)
{
resultArguments = GetFlattenResult((dynamic)result);
}
else
{
resultArguments = new object[] { result };
}
}
if (outputs != null)
{
caller.Result(ObjectFormatter, options, resultArguments, outputs);
}
else if (!this.HasResult)
{
caller.Result(ObjectFormatter, options);
}
else
{
caller.Result(ObjectFormatter, options, resultArguments);
}
}
public IWampCancellableInvocation Invoke <TMessage>(IWampRawRpcOperationRouterCallback caller, IWampFormatter <TMessage> formatter,
InvocationDetails details,
TMessage[] arguments)
{
TMessage number = arguments[0];
int n = formatter.Deserialize <int>(number);
bool endWithError = arguments.Length > 1 && formatter.Deserialize <bool>(arguments[1]);
for (int i = 0; i < n; i++)
{
caller.Result(WampObjectFormatter.Value,
new YieldOptions {
Progress = true
},
new object[] { i });
}
if (endWithError)
{
caller.Error(WampObjectFormatter.Value,
new Dictionary <string, string>(),
"Something bad happened");
}
else
{
caller.Result(WampObjectFormatter.Value,
new YieldOptions(),
new object[] { n });
}
return(null);
}
private void HandleObservableResult <T>(IServiceScope serviceScope, IWampRawRpcOperationRouterCallback caller, IObservable <T> result, CancellationToken cancellationToken)
{
result.Subscribe(
next =>
{
JToken token = serializer.Serialize(next, command.ReturnType);
caller.Result(WampObjectFormatter.Value, new YieldOptions {
Progress = true
}, new object[] { token });
},
error =>
{
HandleError(caller, error);
},
(/*completed*/) =>
{
// The final result is empty and should not be used
JToken token = serializer.Serialize(default(T), command.ReturnType);
caller.Result(WampObjectFormatter.Value, new YieldOptions {
Progress = false
}, new object[] { token });
serviceScope?.Dispose();
},
cancellationToken
);
}
protected void CallResult(IWampRawRpcOperationRouterCallback caller, YieldOptions options, object[] arguments, IDictionary <string, object> argumentKeywords)
{
if (argumentKeywords != null)
{
caller.Result(ObjectFormatter, options, arguments, argumentKeywords);
}
else if (!this.HasResult)
{
caller.Result(ObjectFormatter, options);
}
else
{
caller.Result(ObjectFormatter, options, arguments);
}
}
protected override IWampCancellableInvocation InnerInvoke <TMessage>
(IWampRawRpcOperationRouterCallback caller, IWampFormatter <TMessage> formatter, InvocationDetails details, TMessage[] arguments, IDictionary <string, TMessage> argumentsKeywords)
{
mAction();
caller.Result(formatter, new YieldOptions());
return(null);
}
protected override IWampCancellableInvocation OnResult(IWampRawRpcOperationRouterCallback caller, object result, IDictionary <string, object> outputs)
{
var ctSource = new CancellationTokenSource();
((IObservable <T>)result).Subscribe(
it => CallResult(caller, it, outputs, new YieldOptions {
Progress = true
}),
ex =>
{
if (ex is WampException wampex)
{
HandleException(caller, wampex);
}
else
{
HandleException(caller, ex);
}
},
// An observable does not emit any value when completing, so result without arguments
() => caller.Result(ObjectFormatter, new YieldOptions()),
ctSource.Token
);
return(new CancellationTokenSourceInvocation(ctSource));
}
private static void InnerInvoke <T>(Func <IRequestContext, IMessage, Task <TResponse> > serviceMethod,
IWampRawRpcOperationRouterCallback caller,
IWampFormatter <T> formatter,
T[] arguments)
{
var dummyDetails = new YieldOptions();
try
{
var x = formatter.Deserialize <MessageDto>(arguments[0]);
var message = new Message
{
ReplyTo = new WampTransientDestination(x.ReplyTo),
Payload = Encoding.UTF8.GetBytes(x.Payload.ToString()) // TODO need to stop this from deserializing
};
var userSession = new UserSession
{
Username = x.Username
};
var userContext = new RequestContext(message, userSession);
var response = serviceMethod(userContext, message).Result;
caller.Result(WampObjectFormatter.Value, dummyDetails, new object[] { response });
}
catch (Exception e)
{
Log.Error(e);
caller.Error(WampObjectFormatter.Value, dummyDetails, e.Message);
}
}
private void HandleSyncResult <T>(IServiceScope serviceScope, IWampRawRpcOperationRouterCallback caller, T result)
{
JToken token = serializer.Serialize(result, command.ReturnType);
caller.Result(WampObjectFormatter.Value, new YieldOptions(), new object[] { token });
serviceScope?.Dispose();
}
public void Report(T value)
{
mCaller.Result(WampObjectFormatter.Value,
new YieldOptions {
Progress = true
},
new object[] { value });
}
protected override void InnerInvoke <TMessage>
(IWampRawRpcOperationRouterCallback caller,
IWampFormatter <TMessage> formatter,
InvocationDetails details,
TMessage[] arguments,
IDictionary <string, TMessage> argumentsKeywords)
{
mAction(this, details);
caller.Result(formatter, new YieldOptions());
}
private void InnerInvoke <T>(Func <IRequestContext, IMessage, Task> serviceMethod,
IWampRawRpcOperationRouterCallback caller,
IWampFormatter <T> formatter,
T[] arguments)
{
var dummyDetails = new YieldOptions();
try
{
Task.Run(async() =>
{
try
{
var guid = Guid.NewGuid();
Log.Debug($"[{guid}] RPC operation inner invoke");
var x = formatter.Deserialize <MessageDto>(arguments[0]);
var payload = x.Payload.ToString();
var message = new Message
{
ReplyTo = new WampTransientDestination(x.ReplyTo),
Payload = Encoding.UTF8.GetBytes(payload)
};
var userSession = new UserSession
{
Username = x.Username
};
var userContext = new RequestContext(message, userSession);
Log.Debug(
$"[{guid}] Calling service method from Username: {userSession.Username}, ReplyTo: {message.ReplyTo}, Payload: {payload}");
await serviceMethod(userContext, message);
Log.Debug($"[{guid}] Service method called with no exceptions");
}
catch (Exception e1)
{
Log.Error(e1, "Error processing RPC operation");
}
});
caller.Result(WampObjectFormatter.Value, dummyDetails);
}
catch (Exception e2)
{
Log.Error(e2, "Error processing RPC operation");
caller.Error(WampObjectFormatter.Value, dummyDetails, e2.Message);
}
}
public void Invoke <TMessage>(IWampRawRpcOperationRouterCallback caller, IWampFormatter <TMessage> formatter,
InvocationDetails details,
TMessage[] arguments)
{
TMessage number = arguments[0];
int n = formatter.Deserialize <int>(number);
for (int i = 0; i < n; i++)
{
caller.Result(WampObjectFormatter.Value,
new YieldOptions {
Progress = true
},
new object[] { i });
}
caller.Result(WampObjectFormatter.Value,
new YieldOptions(),
new object[] { n });
}
private void HandleVoidAsyncResult(IServiceScope serviceScope, IWampRawRpcOperationRouterCallback caller, Task result)
{
result.ContinueWith(t =>
{
if (t.Exception != null)
{
var e = t.Exception.InnerException;
HandleError(caller, e);
}
else
{
caller.Result(WampObjectFormatter.Value, new YieldOptions(), new object[0]);
}
serviceScope?.Dispose();
});
}
private void HandleAsyncResult <T>(IServiceScope serviceScope, IWampRawRpcOperationRouterCallback caller, Task <T> result)
{
result.ContinueWith(t =>
{
if (t.Exception != null)
{
var e = t.Exception.InnerException;
HandleError(caller, e);
}
else
{
JToken token = serializer.Serialize(t.Result, command.ReturnType);
caller.Result(WampObjectFormatter.Value, new YieldOptions(), new object[] { token });
}
serviceScope?.Dispose();
});
}
// Response handlers
private void HandleVoidSyncResult(IServiceScope serviceScope, IWampRawRpcOperationRouterCallback caller)
{
caller.Result(WampObjectFormatter.Value, new YieldOptions(), new object[0]);
serviceScope?.Dispose();
}