Merge "Improve performance of updateDataLeaves"

[cps.git] / cps-ncmp-service / src / main / java / org / onap / cps / ncmp / api / impl / events / EventsPublisher.java

diff --git a/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/events/EventsPublisher.java b/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/events/EventsPublisher.java
index d92316d..05c731d 100644 (file)
--- a/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/events/EventsPublisher.java
+++ b/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/events/EventsPublisher.java
@@ -20,6 +20,7 @@
 
 package org.onap.cps.ncmp.api.impl.events;
 
+import io.cloudevents.CloudEvent;
 import java.util.Map;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
@@ -42,7 +43,25 @@ import org.springframework.util.concurrent.ListenableFutureCallback;
 @RequiredArgsConstructor
 public class EventsPublisher<T> {
 
-    private final KafkaTemplate<String, T> eventKafkaTemplate;
+    /** Once all cps events will be modified to cloud compliant, will remove legacyKafkaEventTemplate with
+     it's java configuration file KafkaTemplateConfig. **/
+    @Deprecated(forRemoval = true)
+    private final KafkaTemplate<String, T> legacyKafkaEventTemplate;
+
+    private final KafkaTemplate<String, CloudEvent> cloudEventKafkaTemplate;
+
+    /**
+     * Generic CloudEvent publisher.
+     *
+     * @param topicName valid topic name
+     * @param eventKey  message key
+     * @param event     message payload
+     */
+    public void publishCloudEvent(final String topicName, final String eventKey, final CloudEvent event) {
+        final ListenableFuture<SendResult<String, CloudEvent>> eventFuture
+                = cloudEventKafkaTemplate.send(topicName, eventKey, event);
+        eventFuture.addCallback(handleCallback(topicName));
+    }
 
     /**
      * Generic Event publisher.
@@ -52,9 +71,10 @@ public class EventsPublisher<T> {
      * @param event     message payload
      * @deprecated This method is not needed anymore since the use of headers will be in place.
      */
-    @Deprecated
+    @Deprecated(forRemoval = true)
     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
+                = legacyKafkaEventTemplate.send(topicName, eventKey, event);
         eventFuture.addCallback(handleCallback(topicName));
     }
 
@@ -70,7 +90,7 @@ public class EventsPublisher<T> {
 
         final ProducerRecord<String, T> producerRecord =
                 new ProducerRecord<>(topicName, null, eventKey, event, eventHeaders);
-        final ListenableFuture<SendResult<String, T>> eventFuture = eventKafkaTemplate.send(producerRecord);
+        final ListenableFuture<SendResult<String, T>> eventFuture = legacyKafkaEventTemplate.send(producerRecord);
         eventFuture.addCallback(handleCallback(topicName));
     }
 
@@ -88,7 +108,7 @@ public class EventsPublisher<T> {
         publishEvent(topicName, eventKey, convertToKafkaHeaders(eventHeaders), event);
     }
 
-    private ListenableFutureCallback<SendResult<String, T>> handleCallback(final String topicName) {
+    private ListenableFutureCallback<SendResult<String, ?>> handleCallback(final String topicName) {
         return new ListenableFutureCallback<>() {
             @Override
             public void onFailure(final Throwable throwable) {
@@ -96,7 +116,7 @@ public class EventsPublisher<T> {
             }
 
             @Override
-            public void onSuccess(final SendResult<String, T> sendResult) {
+            public void onSuccess(final SendResult<String, ?> sendResult) {
                 log.debug("Successfully published event to topic : {} , Event : {}",
                         sendResult.getRecordMetadata().topic(), sendResult.getProducerRecord().value());
             }