/// <summary>
/// Makes an attempt to extract event from payload
/// </summary>
/// <param name="payload">Payload to extract from</param>
/// <param name="extractedEvent">Extracted event</param>
/// <returns>Status of extraction. True when <paramref name="extractedEvent"/> created and initialized. </returns>
public virtual bool TryExtract(JObject payload, [MaybeNullWhen(returnValue: false)] out Event extractedEvent)
{
if (payload == null)
{
throw new ArgumentNullException(nameof(payload));
}
var validationResult = Validator.Validate(payload);
if (!validationResult.IsValid)
{
logger.Debug("Event extraction interrupted with validation failure. {failure}", validationResult.Errors.Aggregate(
new StringBuilder(),
(builder, failure) => builder.AppendLine(failure.ErrorMessage)));
extractedEvent = null;
return(false);
}
var eventData = ExtractionRules.Aggregate(new JObject(),
(current, extractionRule) => extractionRule.ApplyRule(current, payload));
extractedEvent = new Event(EventName, eventData);
logger.Debug("Event extracted! {event}", extractedEvent);
return(true);
}
public CbrExtract(ExtractionRules extractionRules, IArchiveFactoryDecoupling archiveFactoryDecoupling, IDirectory directory, IPath path)
{
_extractionRules = extractionRules;
_directory = directory;
_path = path;
FactoryDecoupling = archiveFactoryDecoupling;
}
