import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
+import org.apache.kafka.clients.producer.ProducerRecord;
+import org.apache.kafka.common.header.Headers;
import org.springframework.kafka.core.KafkaTemplate;
import org.springframework.kafka.support.SendResult;
import org.springframework.stereotype.Service;
private final KafkaTemplate<String, T> eventKafkaTemplate;
/**
- * LCM Event publisher.
+ * Generic Event publisher.
*
* @param topicName valid topic name
* @param eventKey message key
- * @param event message payload
+ * @param event message payload
*/
+ @Deprecated
public void publishEvent(final String topicName, final String eventKey, final T event) {
- final ListenableFuture<SendResult<String, T>> eventFuture =
- eventKafkaTemplate.send(topicName, eventKey, event);
+ final ListenableFuture<SendResult<String, T>> eventFuture = eventKafkaTemplate.send(topicName, eventKey, event);
+ eventFuture.addCallback(handleCallback(topicName));
+ }
+
+ /**
+ * Generic Event Publisher with headers.
+ *
+ * @param topicName valid topic name
+ * @param eventKey message key
+ * @param eventHeaders event headers
+ * @param event message payload
+ */
+ public void publishEvent(final String topicName, final String eventKey, final Headers eventHeaders, final T event) {
+
+ final ProducerRecord<String, T> producerRecord =
+ new ProducerRecord<>(topicName, null, eventKey, event, eventHeaders);
+ final ListenableFuture<SendResult<String, T>> eventFuture = eventKafkaTemplate.send(producerRecord);
+ eventFuture.addCallback(handleCallback(topicName));
+ }
- eventFuture.addCallback(new ListenableFutureCallback<>() {
+ private ListenableFutureCallback<SendResult<String, T>> handleCallback(final String topicName) {
+ return new ListenableFutureCallback<>() {
@Override
public void onFailure(final Throwable throwable) {
log.error("Unable to publish event to topic : {} due to {}", topicName, throwable.getMessage());
log.debug("Successfully published event to topic : {} , Event : {}",
sendResult.getRecordMetadata().topic(), sendResult.getProducerRecord().value());
}
- });
+ };
}
+
}