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/*-
* ============LICENSE_START=======================================================
* Copyright (C) 2021 China Mobile.
* Copyright (C) 2022 Wipro Limited.
* ================================================================================
* 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.dcaegen2.kpi.dmaap;
import com.att.nsa.cambria.client.CambriaConsumer;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Consume Notifications from DMAAP events.
*/
public class NotificationConsumer implements Runnable {
private static Logger log = LoggerFactory.getLogger(NotificationConsumer.class);
private CambriaConsumer cambriaConsumer;
private NotificationCallback notificationCallback;
/**
* Parameterized Constructor.
*/
public NotificationConsumer(CambriaConsumer cambriaConsumer, NotificationCallback notificationCallback) {
super();
this.cambriaConsumer = cambriaConsumer;
this.notificationCallback = notificationCallback;
}
/**
* starts fetching msgs from dmaap events.
*/
@Override
public void run() {
try {
Iterable<String> msgs = cambriaConsumer.fetch();
for (String msg : msgs) {
log.info(msg);
notificationCallback.activateCallBack(msg);
}
} catch (Exception e) {
log.debug("exception when fetching msgs from dmaap", e);
}
}
}
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