Opc.Ua.Server.StandardServer.RegisterNodes C# (CSharp) Method

        public override ResponseHeader RegisterNodes(
            RequestHeader requestHeader, 
            NodeIdCollection nodesToRegister, 
            out NodeIdCollection registeredNodeIds)
        {
            registeredNodeIds = null;

            OperationContext context = ValidateRequest(requestHeader, RequestType.RegisterNodes);

            try
            {
                if (nodesToRegister == null || nodesToRegister.Count == 0)
                {
                    throw new ServiceResultException(StatusCodes.BadNothingToDo);
                }

                m_serverInternal.NodeManager.RegisterNodes(
                    context,
                    nodesToRegister,
                    out registeredNodeIds);

                return CreateResponse(requestHeader, context.StringTable);
            }
            catch (ServiceResultException e)
            {
                lock (ServerInternal.DiagnosticsLock)
                {
                    ServerInternal.ServerDiagnostics.RejectedRequestsCount++;

                    if (IsSecurityError(e.StatusCode))
                    {
                        ServerInternal.ServerDiagnostics.SecurityRejectedRequestsCount++;
                    }
                }

                throw TranslateException(context, e);
            }
            finally
            {
                OnRequestComplete(context);
            }  
        }