2 * Copyright 2017 ZTE Corporation.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
16 package org.onap.holmes.engine.dmaap;
18 import lombok.extern.slf4j.Slf4j;
19 import org.onap.holmes.common.api.entity.AlarmInfo;
20 import org.onap.holmes.common.api.stat.VesAlarm;
21 import org.onap.holmes.common.exception.AlarmInfoException;
22 import org.onap.holmes.common.exception.CorrelationException;
23 import org.onap.holmes.dsa.dmaappolling.Subscriber;
24 import org.onap.holmes.engine.db.AlarmInfoDao;
25 import org.onap.holmes.engine.manager.DroolsEngine;
27 import java.util.ArrayList;
28 import java.util.List;
31 public class DMaaPAlarmPolling implements Runnable {
33 private Subscriber subscriber;
34 private DroolsEngine droolsEngine;
35 private volatile boolean isAlive = true;
36 private AlarmInfoDao alarmInfoDao;
39 public DMaaPAlarmPolling(Subscriber subscriber, DroolsEngine droolsEngine, AlarmInfoDao alarmInfoDao) {
40 this.subscriber = subscriber;
41 this.droolsEngine = droolsEngine;
42 this.alarmInfoDao = alarmInfoDao;
47 List<VesAlarm> vesAlarmList = new ArrayList<>();
49 vesAlarmList = subscriber.subscribe();
50 vesAlarmList.forEach(vesAlarm -> {
52 AlarmInfo alarmInfo = getAlarmInfo(vesAlarm);
53 if (alarmInfo.getAlarmIsCleared() != 1) {
54 alarmInfoDao.saveAlarm(alarmInfo);
56 alarmInfoDao.deleteAlarm(alarmInfo);
58 droolsEngine.putRaisedIntoStream(vesAlarm);
60 } catch (AlarmInfoException e) {
61 log.error("Failed to save alarm to database", e);
64 } catch (CorrelationException e) {
65 log.error("Failed to process alarms. Sleep for 60 seconds to restart.", e);
68 } catch (InterruptedException e1) {
69 log.info("Thread is still active.", e);
70 Thread.currentThread().interrupt();
72 } catch (Exception e) {
73 log.error("An error occurred while processing alarm. Sleep for 60 seconds to restart.", e);
76 } catch (InterruptedException e1) {
77 log.info("Thread is still active.", e);
78 Thread.currentThread().interrupt();
84 private AlarmInfo getAlarmInfo(VesAlarm vesAlarm) {
85 AlarmInfo alarmInfo = new AlarmInfo();
86 alarmInfo.setAlarmIsCleared(vesAlarm.getAlarmIsCleared());
87 alarmInfo.setSourceName(vesAlarm.getSourceName());
88 alarmInfo.setSourceId(vesAlarm.getSourceId());
89 alarmInfo.setStartEpochMicroSec(vesAlarm.getStartEpochMicrosec());
90 alarmInfo.setLastEpochMicroSec(vesAlarm.getLastEpochMicrosec());
91 alarmInfo.setEventId(vesAlarm.getEventId());
92 alarmInfo.setEventName(vesAlarm.getEventName());
93 alarmInfo.setRootFlag(vesAlarm.getRootFlag());
97 public void stopTask() {