private string ParseSecretReferenceUri()

in src/Microsoft.Extensions.Configuration.AzureAppConfiguration/AzureKeyVaultReference/AzureKeyVaultKeyValueAdapter.cs [119:162]

39 lines of code
10 McCabe index (conditional complexity)


        private string ParseSecretReferenceUri(ConfigurationSetting setting)
        {
            string secretRefUri = null;

            try
            {
                var reader = new Utf8JsonReader(System.Text.Encoding.UTF8.GetBytes(setting.Value));

                if (reader.Read() && reader.TokenType != JsonTokenType.StartObject)
                {
                    throw CreateKeyVaultReferenceException(ErrorMessages.InvalidKeyVaultReference, setting, null, null);
                }

                while (reader.Read() && reader.TokenType != JsonTokenType.EndObject)
                {
                    if (reader.TokenType != JsonTokenType.PropertyName)
                    {
                        continue;
                    }

                    if (reader.GetString() == KeyVaultConstants.SecretReferenceUriJsonPropertyName)
                    {
                        if (reader.Read() && reader.TokenType == JsonTokenType.String)
                        {
                            secretRefUri = reader.GetString();
                        }
                        else
                        {
                            throw CreateKeyVaultReferenceException(ErrorMessages.InvalidKeyVaultReference, setting, null, null);
                        }
                    }
                    else
                    {
                        reader.Skip();
                    }
                }
            }
            catch (JsonException e)
            {
                throw CreateKeyVaultReferenceException(ErrorMessages.InvalidKeyVaultReference, setting, e, null);
            }

            return secretRefUri;
        }