public void Start()
{
while (true)
{
try
{
var success = ReadAndHandle();
if (!success)
{
break;
}
}
#if BHLSP_DEBUG
catch (Exception e)
{
BHLSPLogger.WriteLine(e);
}
#else
catch
{
// ignored
}
#endif
}
}
private RpcResult CallRpcMethod(string name, JToken @params)
{
if (double.TryParse(name, out _))
{
return(RpcResult.Error(new ResponseError
{
code = (int)ErrorCodes.InvalidRequest,
message = ""
}));
}
foreach (var service in services)
{
foreach (var method in service.GetType().GetMethods())
{
if (IsAllowedToInvoke(method, name))
{
object[] args = null;
var pms = method.GetParameters();
if (pms.Length > 0)
{
try
{
args = new[] { @params.ToObject(pms[0].ParameterType) };
}
#if BHLSP_DEBUG
catch (Exception e)
{
BHLSPLogger.WriteLine(e);
#else
catch
{
#endif
return(RpcResult.Error(new ResponseError
{
code = (int)ErrorCodes.InvalidParams,
message = ""
}));
}
}
return((RpcResult)method.Invoke(service, args));
}
}
}
return(RpcResult.Error(new ResponseError
{
code = (int)ErrorCodes.MethodNotFound,
message = "Method not found"
}));
}
bool ReadAndHandle()
{
string json = connection.Read();
if (string.IsNullOrEmpty(json))
{
return(false);
}
#if BHLSP_DEBUG
var sw = new System.Diagnostics.Stopwatch();
sw.Start();
#endif
string response = rpc.HandleMessage(json);
#if BHLSP_DEBUG
sw.Stop();
BHLSPLogger.WriteLine($"HandleMessage done({Math.Round(sw.ElapsedMilliseconds/1000.0f,2)} sec)");
#endif
try
{
if (!string.IsNullOrEmpty(response))
{
connection.Write(response);
}
}
#if BHLSP_DEBUG
catch (Exception e)
{
BHLSPLogger.WriteLine(e);
return(false);
}
#else
catch
{
return(false);
}
#endif
return(true);
}
public string HandleMessage(string json)
{
RequestMessage req = null;
ResponseMessage resp = null;
try
{
req = JsonConvert.DeserializeObject <RequestMessage>(json);
}
#if BHLSP_DEBUG
catch (Exception e)
{
BHLSPLogger.WriteLine(e);
BHLSPLogger.WriteLine($"{json}");
#else
catch
{
#endif
resp = new ResponseMessage
{
error = new ResponseError
{
code = (int)ErrorCodes.ParseError,
message = "Parse error"
}
};
}
#if BHLSP_DEBUG
if (req != null)
{
BHLSPLogger.WriteLine($":: bhlsp <-- {req.method}({req.id.Value})");
//BHLSPLogger.WriteLine($":: bhlsp <-- {json}");
}
else
{
//BHLSPLogger.WriteLine($":: bhlsp <-- {json}");
}
#endif
if (resp == null && req != null)
{
if (req.IsMessage())
{
resp = HandleMessage(req);
}
else
{
resp = new ResponseMessage
{
error = new ResponseError
{
code = (int)ErrorCodes.InvalidRequest,
message = ""
}
}
};
}
string response = string.Empty;
if (resp != null)
{
/* *
* A processed notification message must not send a response back.
* They work like events.
*/
bool isNotification = req != null && req.id.Value == null;
if (!isNotification)
{
response = JsonConvert.SerializeObject(resp, Newtonsoft.Json.Formatting.None,
new JsonSerializerSettings
{
NullValueHandling = NullValueHandling.Ignore
});
#if BHLSP_DEBUG
if (req != null)
{
BHLSPLogger.WriteLine($":: bhlsp --> {req.method}({req.id.Value})");
//BHLSPLogger.WriteLine($":: bhlsp --> {response}");
}
else
{
//BHLSPLogger.WriteLine($":: bhlsp --> {response}");
}
#endif
}
}
return(response);
}
ResponseMessage HandleMessage(RequestMessage request)
{
ResponseMessage response;
try
{
if (!string.IsNullOrEmpty(request.method))
{
RpcResult result = CallRpcMethod(request.method, request.@params);
response = new ResponseMessage
{
id = request.id,
result = result.result,
error = result.error
};
}
else
{
response = new ResponseMessage
{
id = request.id, error = new ResponseError
{
code = (int)ErrorCodes.InvalidRequest,
message = ""
}
};
}
}
#if BHLSP_DEBUG
catch (Exception e)
{
BHLSPLogger.WriteLine(e);
#else
catch
{
#endif
response = new ResponseMessage
{
id = request.id, error = new ResponseError
{
code = (int)ErrorCodes.InternalError,
message = ""
}
};
}
return(response);
}