internal override void OnValidate()

in src/Microsoft.Azure.NotificationHubs/BrowserTemplateRegistrationDescription.cs [108:140]

27 lines of code
6 McCabe index (conditional complexity)


        internal override void OnValidate()
        {
            base.OnValidate();

            try
            {
                using (XmlReader reader = JsonReaderWriterFactory.CreateJsonReader(Encoding.UTF8.GetBytes(BodyTemplate), new XmlDictionaryReaderQuotas()))
                {
                    XDocument payloadDocument = XDocument.Load(reader);

                    foreach (XElement element in payloadDocument.Root.DescendantsAndSelf())
                    {
                        foreach (XAttribute attribute in element.Attributes())
                        {
                            ExpressionEvaluator.Validate(attribute.Value);
                        }

                        if (!element.HasElements && !string.IsNullOrEmpty(element.Value))
                        {
                            ExpressionEvaluator.Validate(element.Value);
                        }
                    }
                }
            }
            catch (InvalidOperationException)
            {
                // We get an ugly and misleading error message when this exception happens -> The XmlReader state should be Interactive.
                // Hence we are using a more friendlier error message
                throw new XmlException(SRClient.FailedToDeserializeBodyTemplate);
            }

            ValidateTemplateName();
        }