1 /*******************************************************************************
2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2020 Wipro Limited.
6 * ==============================================================================
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 * ============LICENSE_END=========================================================
20 *******************************************************************************/
22 package org.onap.slice.analysis.ms.dmaap;
24 import com.att.nsa.cambria.client.CambriaConsumer;
26 import org.slf4j.Logger;
27 import org.slf4j.LoggerFactory;
30 * Consume Notifications from DMAAP events
32 public class NotificationConsumer implements Runnable {
34 private static Logger log = LoggerFactory.getLogger(NotificationConsumer.class);
35 private CambriaConsumer cambriaConsumer;
36 private NotificationCallback notificationCallback;
39 * Parameterized Constructor.
41 public NotificationConsumer(CambriaConsumer cambriaConsumer, NotificationCallback notificationCallback) {
43 this.cambriaConsumer = cambriaConsumer;
44 this.notificationCallback = notificationCallback;
48 * starts fetching msgs from dmaap events
53 Iterable<String> msgs = cambriaConsumer.fetch();
54 for (String msg : msgs) {
56 notificationCallback.activateCallBack(msg);
58 } catch (Exception e) {
59 log.debug("exception when fetching msgs from dmaap", e);