if target.producer == nil {
		return store.ErrNotConnected
	}
	msg, err := target.toProducerMessage(eventData)
	if err != nil {
		return err
	}
	_, _, err = target.producer.SendMessage(msg)
	return err
}

// sendMultiple sends multiple messages to the kafka.
func (target *KafkaTarget) sendMultiple(events []event.Event) error {
	if target.producer == nil {
		return store.ErrNotConnected

	}
	logJSON, err := json.Marshal(&entry)
	if err != nil {
		return err
	}
	msg := sarama.ProducerMessage{
		Topic: h.kconfig.Topic,
		Value: sarama.ByteEncoder(logJSON),
	}
	_, _, err = h.producer.SendMessage(&msg)
	if err != nil {
		atomic.StoreInt32(&h.status, statusOffline)
	} else {
		atomic.StoreInt32(&h.status, statusOnline)
	}
	return err
}

// Init initialize kafka target