/// <summary>
/// Creates the error data from the values provided.
///
/// If the errorCode is empty it will use the first validation error code,
/// if there is none it will throw an error.
/// </summary>
/// <param name="errorCode">The error code.</param>
/// <param name="errorMessage">The error message.</param>
/// <param name="validationErrors">The validation errors.</param>
/// <returns></returns>
public static ErrorDataType CreateErrorData(string errorCode, string errorMessage, IEnumerable <ValidationErrorField> validationErrors)
{
var to = new ErrorDataType
{
ErrorCode = errorCode,
Message = errorMessage,
ErrorFields = new List <ErrorFieldType>(),
};
if (validationErrors != null)
{
foreach (var validationError in validationErrors)
{
var error = new ErrorFieldType
{
ErrorCode = validationError.ErrorCode,
FieldName = validationError.FieldName,
Message = validationError.ErrorMessage,
};
to.ErrorFields.Add(error);
if (string.IsNullOrEmpty(to.ErrorCode))
{
to.ErrorCode = validationError.ErrorCode;
}
if (string.IsNullOrEmpty(to.Message))
{
to.Message = validationError.ErrorMessage;
}
}
}
if (string.IsNullOrEmpty(errorCode))
{
if (string.IsNullOrEmpty(to.ErrorCode))
{
throw new ArgumentException("Cannot create a valid error response with an empty errorCode and an empty validationError list");
}
}
return(to);
}
/// <summary>
/// Create SLA Error response
/// </summary>
/// <param name="hystrixEvent">the hystrix event caused the error</param>
/// <param name="responseType">target response type</param>
/// <returns></returns>
public static object CreateSLAErrorResponse(HystrixEventType hystrixEvent, Type responseType)
{
var error = new ErrorDataType();
if (hystrixEvent == HystrixEventType.ShortCircuited)
{
error.Message = "Server entered into self-protecting mode";
error.ErrorCode = hystrixEvent.ToString();
}
if (hystrixEvent == HystrixEventType.ThreadPoolRejected)
{
error.Message = "Server entered into rate-limiting mode";
error.ErrorCode = hystrixEvent.ToString();
}
error.SeverityCode = SeverityCodeType.Error;
error.ErrorClassification = ErrorClassificationCodeType.SLAError;
var errors = new List <ErrorDataType>()
{
error
};
var errorResponse = CreateErrorResponseDto(errors, responseType);
if (HostContext.Instance.Request != null)
{
var metadata = EndpointHost.MetadataMap[HostContext.Instance.Request.ServicePath];
var additionalData = new Dictionary <string, string>();
additionalData.Add("Service", metadata.FullServiceName);
additionalData.Add("Operation", HostContext.Instance.Request.OperationName);
additionalData.Add("ErrorCode", "FXD300005");
Log.Error("SLA error occurred: Circuit Breaker is open.", additionalData);
}
return(errorResponse);
}
