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/*
* ============LICENSE_START=======================================================
* Copyright (C) 2021 Bell Canada. All rights reserved.
* ================================================================================
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* SPDX-License-Identifier: Apache-2.0
* ============LICENSE_END=========================================================
*/
package org.onap.cps.notification;
import lombok.extern.slf4j.Slf4j;
import org.checkerframework.checker.nullness.qual.NonNull;
import org.onap.cps.event.model.CpsDataUpdatedEvent;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.kafka.core.KafkaTemplate;
import org.springframework.stereotype.Component;
@Component
@Slf4j
public class NotificationPublisher {
private KafkaTemplate<String, CpsDataUpdatedEvent> kafkaTemplate;
private String topicName;
/**
* Create an instance of Notification Publisher.
*
* @param kafkaTemplate kafkaTemplate is send event using kafka
* @param topicName topic, to which cpsDataUpdatedEvent is sent, is provided by setting
* 'notification.data-updated.topic' in the application properties
*/
@Autowired
public NotificationPublisher(
final KafkaTemplate<String, CpsDataUpdatedEvent> kafkaTemplate,
final @Value("${notification.data-updated.topic}") String topicName) {
this.kafkaTemplate = kafkaTemplate;
this.topicName = topicName;
}
/**
* Send event to Kafka with correct message key.
*
* @param cpsDataUpdatedEvent event to be sent to kafka
*/
void sendNotification(@NonNull final CpsDataUpdatedEvent cpsDataUpdatedEvent) {
final var messageKey = cpsDataUpdatedEvent.getContent().getDataspaceName() + ","
+ cpsDataUpdatedEvent.getContent().getAnchorName();
log.debug("Data Updated event is being sent with messageKey: '{}' & body : {} ",
messageKey, cpsDataUpdatedEvent);
kafkaTemplate.send(topicName, messageKey, cpsDataUpdatedEvent);
}
}
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