ValidationHandler.java

this.putDisruptor = DisruptorCreator.singleton(DisruptorCreator.DISRUPTOR_NAME_PUT, EventLog.FACTORY, 1024, produceToKafkaHandler, loggerEventHandler);

this.putEventTranslator = new BaseTranslator.EventLogTranslator();

...
  
@Override
public void onEvent(final EventLog eventLog, final long sequence, final boolean endOfBatch) throws Exception {
    String version = eventLog.getVersion();
    String json = eventLog.getValue();

    // Validation
    if (eventLogValidationEnabled) {
        try {
            // if the event is invalid, just return. 
            if (!evenValidator.isValid(version, json)) {

                return;
            }
        }catch (Exception e)
        {
            e.printStackTrace();
            log.error(e.getMessage());

            return ;
        }
    }

    this.putEventTranslator.setVersion(version);
    this.putEventTranslator.setEventType(eventLog.getEventType());
    this.putEventTranslator.setValue(json);

    this.putDisruptor.publishEvent(this.putEventTranslator);
}

.