Opc.Ua.EndpointBase.FindService C# (CSharp) Method

        protected ServiceDefinition FindService(ExpandedNodeId requestTypeId)
        {
            ServiceDefinition service = null;

            if (!SupportedServices.TryGetValue(requestTypeId, out service))
            {
                throw ServiceResultException.Create(
                    StatusCodes.BadServiceUnsupported, 
                    "'{0}' is an unrecognized service identifier.",
                    requestTypeId);
            }

            return service;
        }