/// <summary>
/// Handles the <see cref="IMessageReceiver.FeedMessageReceived"/> event
/// </summary>
/// <param name="sender">A <see cref="object"/> representation of the instance raising the event</param>
/// <param name="e">A <see cref="FeedMessageReceivedEventArgs"/> instance containing event information</param>
private void OnMessageReceived(object sender, FeedMessageReceivedEventArgs e)
{
var message = e.Message;
var validationResult = _messageValidator.Validate(message);
switch (validationResult)
{
case ValidationResult.FAILURE:
Log.Warn($"{WriteMessageInterest()}Validation of message=[{message}] failed. Raising OnUnparsableMessageReceived event");
var messageType = _messageDataExtractor.GetMessageTypeFromMessage(message);
var eventArgs = new UnparsableMessageEventArgs(messageType, message.ProducerId.ToString(), message.EventId, e.RawMessage);
Dispatch(OnUnparsableMessageReceived, eventArgs, "OnUnparsableMessageReceived");
return;
case ValidationResult.PROBLEMS_DETECTED:
Log.Warn($"{WriteMessageInterest()}Problems were detected while validating message=[{message}], but the message is still eligible for further processing.");
_messageProcessor.ProcessMessage(message, MessageInterest, e.RawMessage);
return;
case ValidationResult.SUCCESS:
Metric.Context("FEED").Meter($"FeedSession->MessageReceived ({MessageInterest.ProducerId})", Unit.Items).Mark();
Log.Debug($"{WriteMessageInterest()}Message=[{message}] successfully validated. Continuing with message processing.");
_messageProcessor.ProcessMessage(message, MessageInterest, e.RawMessage);
return;
default:
Log.Error($"{WriteMessageInterest()}ValidationResult {Enum.GetName(typeof(ValidationResult), validationResult)} is not supported. Aborting processing of message=[{message}].");
return;
}
}
/// <summary>
/// Handles the <see cref="IMessageReceiver.FeedMessageReceived"/> event
/// </summary>
/// <param name="sender">A <see cref="object"/> representation of the instance raising the event</param>
/// <param name="e">A <see cref="FeedMessageReceivedEventArgs"/> instance containing event information</param>
private void OnFeedMessageReceived(object sender, FeedMessageReceivedEventArgs e)
{
var message = e.Message;
var validationResult = _messageValidator.Validate(message);
switch (validationResult)
{
case ValidationResult.FAILURE:
_log.LogWarning($"Validation of message=[{message}] failed. Raising OnUnparsableMessageReceived event");
MessageType messageType;
try
{
messageType = _messageDataExtractor.GetMessageTypeFromMessage(message);
}
catch (ArgumentException ex)
{
_log.LogError($"An error occurred while determining the MessageType of the message whose validation has failed. Message={message}", ex);
return;
}
var eventArgs = new UnparsableMessageEventArgs(messageType, message.ProducerId.ToString(), message.EventId, e.RawMessage);
Dispatch(UnparsableMessageReceived, eventArgs, "OnUnparsableMessageReceived");
return;
case ValidationResult.PROBLEMS_DETECTED:
_log.LogWarning($"Problems were detected while validating message=[{message}], but the message is still eligible for further processing.");
return;
case ValidationResult.SUCCESS:
_log.LogDebug($"Message=[{message}] successfully validated. Continuing with message processing");
ProcessMessage(message, e.RawMessage);
return;
default:
_log.LogError($"ValidationResult {Enum.GetName(typeof(ValidationResult), validationResult)} is not supported. Aborting processing of message=[{message}]");
return;
}
}
