diff options
author | Shiwei Tian <tian.shiwei@zte.com.cn> | 2017-09-12 19:07:39 +0800 |
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committer | Shiwei Tian <tian.shiwei@zte.com.cn> | 2017-09-12 19:07:39 +0800 |
commit | e74aa764602f9dc6005132b819b8a8deb0bb0196 (patch) | |
tree | 6a99c6cc20f3bab082fbfc31b98aa94788eed10a /engine-d/src/main/java/org | |
parent | 9205cee30a28456ca29918a9c2036e51a2feb301 (diff) |
add dmaap polling request
Issue-ID: HOLMES-29
Change-Id: I5ce9b7439b6fcf37e0e2ae245bc54458d294b069
Signed-off-by: Shiwei Tian <tian.shiwei@zte.com.cn>
Diffstat (limited to 'engine-d/src/main/java/org')
-rw-r--r-- | engine-d/src/main/java/org/onap/holmes/engine/dmaappolling/DMaaPPollingRequest.java | 47 | ||||
-rw-r--r-- | engine-d/src/main/java/org/onap/holmes/engine/dmaappolling/SubscriberAction.java | 51 |
2 files changed, 98 insertions, 0 deletions
diff --git a/engine-d/src/main/java/org/onap/holmes/engine/dmaappolling/DMaaPPollingRequest.java b/engine-d/src/main/java/org/onap/holmes/engine/dmaappolling/DMaaPPollingRequest.java new file mode 100644 index 0000000..24e0817 --- /dev/null +++ b/engine-d/src/main/java/org/onap/holmes/engine/dmaappolling/DMaaPPollingRequest.java @@ -0,0 +1,47 @@ +/* + * Copyright 2017 ZTE Corporation. + * + * 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. + */ +package org.onap.holmes.engine.dmaappolling; + +import java.util.ArrayList; +import java.util.List; +import lombok.extern.slf4j.Slf4j; +import org.onap.holmes.common.api.stat.VesAlarm; +import org.onap.holmes.common.exception.CorrelationException; +import org.onap.holmes.dsa.dmaappolling.Subscriber; +import org.onap.holmes.engine.manager.DroolsEngine; + +@Slf4j +public class DMaaPPollingRequest implements Runnable { + + private Subscriber subscriber; + + private DroolsEngine droolsEngine; + + public DMaaPPollingRequest(Subscriber subscriber, DroolsEngine droolsEngine) { + this.subscriber = subscriber; + this.droolsEngine = droolsEngine; + } + + public void run() { + List<VesAlarm> vesAlarmList = new ArrayList<>(); + try { + vesAlarmList = subscriber.subscribe(); + } catch (CorrelationException e) { + log.error("Failed polling request alarm." + e.getMessage()); + } + vesAlarmList.forEach(vesAlarm -> droolsEngine.putRaisedIntoStream(vesAlarm)); + } +} diff --git a/engine-d/src/main/java/org/onap/holmes/engine/dmaappolling/SubscriberAction.java b/engine-d/src/main/java/org/onap/holmes/engine/dmaappolling/SubscriberAction.java new file mode 100644 index 0000000..1e71899 --- /dev/null +++ b/engine-d/src/main/java/org/onap/holmes/engine/dmaappolling/SubscriberAction.java @@ -0,0 +1,51 @@ +/* + * Copyright 2017 ZTE Corporation. + * + * 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. + */ +package org.onap.holmes.engine.dmaappolling; + +import java.util.concurrent.ConcurrentHashMap; +import java.util.concurrent.Executors; +import java.util.concurrent.ScheduledExecutorService; +import java.util.concurrent.ScheduledFuture; +import java.util.concurrent.TimeUnit; +import javax.inject.Inject; +import org.jvnet.hk2.annotations.Service; +import org.onap.holmes.dsa.dmaappolling.Subscriber; +import org.onap.holmes.engine.manager.DroolsEngine; + +@Service +public class SubscriberAction { + + @Inject + private DroolsEngine droolsEngine; + + private ConcurrentHashMap<String, ScheduledFuture> pollingRequests = new ConcurrentHashMap<String, ScheduledFuture>(); + private ScheduledExecutorService service = Executors.newSingleThreadScheduledExecutor(); + + public void addSubscriber(Subscriber subscriber) { + DMaaPPollingRequest pollingTask = new DMaaPPollingRequest(subscriber, droolsEngine); + ScheduledFuture future = service + .scheduleAtFixedRate(pollingTask, 0, subscriber.getPeriod(), TimeUnit.MILLISECONDS); + pollingRequests.put(subscriber.getTopic(), future); + } + + public void removeSubscriber(Subscriber subscriber) { + ScheduledFuture future = pollingRequests.get(subscriber.getTopic()); + if (future != null) { + future.cancel(true); + } + pollingRequests.remove(subscriber.getTopic()); + } +} |