Opc.Ua.Server.DiagnosticsNodeManager.OnReadDiagnosticsArray C# (CSharp) Method

        private ServiceResult OnReadDiagnosticsArray(
            ISystemContext context,
            NodeState node,
            ref object value)
        {
            lock (Lock)
            {
                if (!m_diagnosticsEnabled)
                {
                    return StatusCodes.BadOutOfService;
                }

                if (DateTime.UtcNow < m_lastDiagnosticsScanTime.AddSeconds(1))
                {
                    return ServiceResult.Good;
                }

                DoScan(true);

                // pull the value out of the node which was updated by the scan operation.
                BaseVariableState variable = node as BaseVariableState;

                if (variable != null)
                {
                    value = variable.Value;
                }
                    
                return ServiceResult.Good;
            }
        }