2 * ============LICENSE_START=======================================================
3 * Copyright (C) 2022 Nordix Foundation
4 * ================================================================================
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
17 * SPDX-License-Identifier: Apache-2.0
18 * ============LICENSE_END=========================================================
21 package org.onap.cps.ncmp.api.impl.event;
23 import lombok.RequiredArgsConstructor;
24 import lombok.extern.slf4j.Slf4j;
25 import org.onap.ncmp.cmhandle.lcm.event.NcmpEvent;
26 import org.springframework.kafka.core.KafkaTemplate;
27 import org.springframework.kafka.support.SendResult;
28 import org.springframework.stereotype.Service;
29 import org.springframework.util.concurrent.ListenableFuture;
30 import org.springframework.util.concurrent.ListenableFutureCallback;
33 * NcmpEventsPublisher to publish the NcmpEvents on event of CREATE, UPDATE and DELETE.
38 @RequiredArgsConstructor
39 public class NcmpEventsPublisher {
41 private final KafkaTemplate<String, NcmpEvent> ncmpEventKafkaTemplate;
44 * NCMP Event publisher.
46 * @param topicName valid topic name
47 * @param eventKey message key
48 * @param ncmpEvent message payload
50 public void publishEvent(final String topicName, final String eventKey, final NcmpEvent ncmpEvent) {
51 final ListenableFuture<SendResult<String, NcmpEvent>> ncmpEventFuture =
52 ncmpEventKafkaTemplate.send(topicName, eventKey, ncmpEvent);
54 ncmpEventFuture.addCallback(new ListenableFutureCallback<>() {
56 public void onFailure(final Throwable throwable) {
57 log.error("Unable to publish event to topic : {} due to {}", topicName, throwable.getMessage());
61 public void onSuccess(final SendResult<String, NcmpEvent> result) {
62 log.debug("Successfully published event to topic : {} , NcmpEvent : {}",
63 result.getRecordMetadata().topic(), result.getProducerRecord().value());