From 7ab93201e557976ed8b383cb5652fa129d7b36f7 Mon Sep 17 00:00:00 2001 From: Zlatko Murgoski Date: Mon, 31 Dec 2018 11:55:42 +0100 Subject: Fix sonar violation Fix sonar violation' Change-Id: Ia5718d2bcbf9f5efea40d8250b7ad57f6d2eb2f3 Issue-ID: DCAEGEN2-1016 Signed-off-by: Zlatko Murgoski --- .../common/publishing/DMaaPEventPublisher.java | 100 +++++++++++++++++++++ 1 file changed, 100 insertions(+) create mode 100644 src/main/java/org/onap/dcae/common/publishing/DMaaPEventPublisher.java (limited to 'src/main/java/org/onap/dcae/common/publishing/DMaaPEventPublisher.java') diff --git a/src/main/java/org/onap/dcae/common/publishing/DMaaPEventPublisher.java b/src/main/java/org/onap/dcae/common/publishing/DMaaPEventPublisher.java new file mode 100644 index 00000000..aa3dc7a3 --- /dev/null +++ b/src/main/java/org/onap/dcae/common/publishing/DMaaPEventPublisher.java @@ -0,0 +1,100 @@ +/*- + * ============LICENSE_START======================================================= + * org.onap.dcaegen2.collectors.ves + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + * Copyright (C) 2018 Nokia. 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. + * ============LICENSE_END========================================================= + */ + +package org.onap.dcae.common.publishing; + +import com.att.nsa.cambria.client.CambriaBatchingPublisher; +import com.att.nsa.clock.SaClock; +import com.att.nsa.logging.LoggingContext; +import com.att.nsa.logging.log4j.EcompFields; +import io.vavr.collection.Map; +import io.vavr.control.Try; +import org.json.JSONObject; +import org.onap.dcae.common.VESLogger; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +import java.io.IOException; + +import static org.onap.dcae.common.publishing.VavrUtils.f; + +/** + * @author Pawel Szalapski (pawel.szalapski@nokia.com) + */ +class DMaaPEventPublisher implements EventPublisher { + private static final int PENDING_MESSAGE_LOG_THRESHOLD = 100; + private static final String VES_UNIQUE_ID = "VESuniqueId"; + private static final Logger log = LoggerFactory.getLogger(DMaaPEventPublisher.class); + private final DMaaPPublishersCache publishersCache; + private final Logger outputLogger; + + DMaaPEventPublisher(DMaaPPublishersCache DMaaPPublishersCache, + Logger outputLogger) { + this.publishersCache = DMaaPPublishersCache; + this.outputLogger = outputLogger; + } + + @Override + public void sendEvent(JSONObject event, String domain) { + clearVesUniqueIdFromEvent(event); + publishersCache.getPublisher(domain) + .onEmpty(() -> + log.warn(f("Could not find event publisher for domain: '%s', dropping message: '%s'", domain, event))) + .forEach(publisher -> sendEvent(event, domain, publisher)); + } + + @Override + public void reconfigure(Map dMaaPConfig) { + publishersCache.reconfigure(dMaaPConfig); + } + + private void sendEvent(JSONObject event, String domain, CambriaBatchingPublisher publisher) { + Try.run(() -> uncheckedSendEvent(event, domain, publisher)) + .onFailure(exc -> closePublisher(event, domain, exc)); + } + + private void uncheckedSendEvent(JSONObject event, String domain, CambriaBatchingPublisher publisher) + throws IOException { + int pendingMsgs = publisher.send("MyPartitionKey", event.toString()); + if (pendingMsgs > PENDING_MESSAGE_LOG_THRESHOLD) { + log.info("Pending messages count: " + pendingMsgs); + } + String infoMsg = f("Event: '%s' scheduled to be send asynchronously on domain: '%s'", event, domain); + log.info(infoMsg); + outputLogger.info(infoMsg); + } + + private void closePublisher(JSONObject event, String domain, Throwable e) { + log.error(f("Unable to schedule event: '%s' on domain: '%s'. Closing publisher and dropping message.", + event, domain), e); + publishersCache.closePublisherFor(domain); + } + + private void clearVesUniqueIdFromEvent(JSONObject event) { + if (event.has(VES_UNIQUE_ID)) { + String uuid = event.get(VES_UNIQUE_ID).toString(); + LoggingContext localLC = VESLogger.getLoggingContextForThread(uuid); + localLC.put(EcompFields.kBeginTimestampMs, SaClock.now()); + log.debug("Removing VESuniqueid object from event"); + event.remove(VES_UNIQUE_ID); + } + } +} -- cgit 1.2.3-korg