gerrit.onap Code Review - cps.git/blob

   1 /*
   2  * ============LICENSE_START=======================================================
   3  *  Copyright (C) 2024 Nordix Foundation
   4  *  ================================================================================
   5  *  Licensed under the Apache License, Version 2.0 (the "License");
   6  *  you may not use this file except in compliance with the License.
   7  *  You may obtain a copy of the License at
   8  *
   9  *        http://www.apache.org/licenses/LICENSE-2.0
  10  *
  11  *  Unless required by applicable law or agreed to in writing, software
  12  *  distributed under the License is distributed on an "AS IS" BASIS,
  13  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14  *  See the License for the specific language governing permissions and
  15  *  limitations under the License.
  16  *
  17  *  SPDX-License-Identifier: Apache-2.0
  18  *  ============LICENSE_END=========================================================
  19  */
  20
  21 package org.onap.cps.ncmp.api.impl.events.cmsubscription.consumer;
  22
  23 import static org.onap.cps.ncmp.api.NcmpResponseStatus.CM_DATA_SUBSCRIPTION_ACCEPTED;
  24 import static org.onap.cps.ncmp.api.NcmpResponseStatus.CM_DATA_SUBSCRIPTION_REJECTED;
  25 import static org.onap.cps.ncmp.api.impl.events.mapper.CloudEventMapper.toTargetEvent;
  26
  27 import io.cloudevents.CloudEvent;
  28 import java.util.Map;
  29 import lombok.RequiredArgsConstructor;
  30 import lombok.extern.slf4j.Slf4j;
  31 import org.apache.kafka.clients.consumer.ConsumerRecord;
  32 import org.onap.cps.ncmp.api.NcmpResponseStatus;
  33 import org.onap.cps.ncmp.api.impl.events.cmsubscription.CmNotificationSubscriptionEventsHandler;
  34 import org.onap.cps.ncmp.api.impl.events.cmsubscription.CmNotificationSubscriptionMappersHandler;
  35 import org.onap.cps.ncmp.api.impl.events.cmsubscription.DmiCmNotificationSubscriptionCacheHandler;
  36 import org.onap.cps.ncmp.api.impl.events.cmsubscription.model.CmNotificationSubscriptionStatus;
  37 import org.onap.cps.ncmp.api.impl.events.cmsubscription.model.DmiCmNotificationSubscriptionDetails;
  38 import org.onap.cps.ncmp.events.cmnotificationsubscription_merge1_0_0.dmi_to_ncmp.CmNotificationSubscriptionDmiOutEvent;
  39 import org.onap.cps.ncmp.events.cmnotificationsubscription_merge1_0_0.dmi_to_ncmp.Data;
  40 import org.onap.cps.ncmp.events.cmsubscription_merge1_0_0.ncmp_to_client.CmNotificationSubscriptionNcmpOutEvent;
  41 import org.springframework.kafka.annotation.KafkaListener;
  42 import org.springframework.stereotype.Component;
  43
  44 @Component
  45 @Slf4j
  46 @RequiredArgsConstructor
  47 public class CmNotificationSubscriptionDmiOutEventConsumer {
  48
  49     private final DmiCmNotificationSubscriptionCacheHandler dmiCmNotificationSubscriptionCacheHandler;
  50     private final CmNotificationSubscriptionEventsHandler cmNotificationSubscriptionEventsHandler;
  51     private final CmNotificationSubscriptionMappersHandler cmNotificationSubscriptionMappersHandler;
  52
  53     private static final String CM_DATA_SUBSCRIPTION_CORRELATION_ID_SEPARATOR = "#";
  54
  55     /**
  56      * Consume the Cm Notification Subscription event from the dmi-plugin.
  57      *
  58      * @param cmNotificationSubscriptionDmiOutEventConsumerRecord the event to be consumed
  59      */
  60     @KafkaListener(topics = "${app.ncmp.avc.cm-subscription-dmi-out}",
  61             containerFactory = "cloudEventConcurrentKafkaListenerContainerFactory")
  62     public void consumeCmNotificationSubscriptionDmiOutEvent(
  63             final ConsumerRecord<String, CloudEvent> cmNotificationSubscriptionDmiOutEventConsumerRecord) {
  64         final CloudEvent cloudEvent = cmNotificationSubscriptionDmiOutEventConsumerRecord.value();
  65         final CmNotificationSubscriptionDmiOutEvent cmNotificationSubscriptionDmiOutEvent =
  66                 toTargetEvent(cloudEvent, CmNotificationSubscriptionDmiOutEvent.class);
  67         final String correlationId = String.valueOf(cloudEvent.getExtension("correlationid"));
  68         if (cmNotificationSubscriptionDmiOutEvent != null && correlationId != null) {
  69             final String eventType = cloudEvent.getType();
  70             handleCmSubscriptionDmiOutEvent(correlationId, eventType, cmNotificationSubscriptionDmiOutEvent);
  71         }
  72     }
  73
  74     private void handleCmSubscriptionDmiOutEvent(final String correlationId,
  75                                                  final String eventType,
  76                                                  final CmNotificationSubscriptionDmiOutEvent
  77                                                          cmNotificationSubscriptionDmiOutEvent) {
  78         final String subscriptionId = correlationId.split(CM_DATA_SUBSCRIPTION_CORRELATION_ID_SEPARATOR)[0];
  79         final String dmiPluginName = correlationId.split(CM_DATA_SUBSCRIPTION_CORRELATION_ID_SEPARATOR)[1];
  80
  81         if (checkStatusCodeAndMessage(CM_DATA_SUBSCRIPTION_ACCEPTED, cmNotificationSubscriptionDmiOutEvent.getData())) {
  82             handleCacheStatusPerDmi(subscriptionId, dmiPluginName, CmNotificationSubscriptionStatus.ACCEPTED);
  83             if (eventType.equals("subscriptionCreateResponse")) {
  84                 dmiCmNotificationSubscriptionCacheHandler.persistIntoDatabasePerDmi(subscriptionId, dmiPluginName);
  85             }
  86             if (eventType.equals("subscriptionDeleteResponse")) {
  87                 dmiCmNotificationSubscriptionCacheHandler.removeFromDatabasePerDmi(subscriptionId, dmiPluginName);
  88             }
  89             handleEventsStatusPerDmi(subscriptionId, eventType);
  90         }
  91
  92         if (checkStatusCodeAndMessage(CM_DATA_SUBSCRIPTION_REJECTED, cmNotificationSubscriptionDmiOutEvent.getData())) {
  93             handleCacheStatusPerDmi(subscriptionId, dmiPluginName, CmNotificationSubscriptionStatus.REJECTED);
  94             handleEventsStatusPerDmi(subscriptionId, eventType);
  95         }
  96
  97         log.info("Cm Subscription with id : {} handled by the dmi-plugin : {} has the status : {}", subscriptionId,
  98                 dmiPluginName, cmNotificationSubscriptionDmiOutEvent.getData().getStatusMessage());
  99     }
 100
 101     private void handleCacheStatusPerDmi(final String subscriptionId, final String dmiPluginName,
 102                                          final CmNotificationSubscriptionStatus cmNotificationSubscriptionStatus) {
 103         dmiCmNotificationSubscriptionCacheHandler.updateDmiCmNotificationSubscriptionStatusPerDmi(subscriptionId,
 104                 dmiPluginName, cmNotificationSubscriptionStatus);
 105     }
 106
 107     private void handleEventsStatusPerDmi(final String subscriptionId, final String eventType) {
 108         final Map<String, DmiCmNotificationSubscriptionDetails> dmiCmNotificationSubscriptionDetailsPerDmi =
 109                 dmiCmNotificationSubscriptionCacheHandler.get(subscriptionId);
 110         final CmNotificationSubscriptionNcmpOutEvent cmNotificationSubscriptionNcmpOutEvent =
 111                 cmNotificationSubscriptionMappersHandler.toCmNotificationSubscriptionNcmpOutEvent(subscriptionId,
 112                         dmiCmNotificationSubscriptionDetailsPerDmi);
 113         cmNotificationSubscriptionEventsHandler.publishCmNotificationSubscriptionNcmpOutEvent(subscriptionId,
 114                 eventType, cmNotificationSubscriptionNcmpOutEvent, false);
 115     }
 116
 117     private boolean checkStatusCodeAndMessage(final NcmpResponseStatus ncmpResponseStatus,
 118                                               final Data cmNotificationSubscriptionDmiOutData) {
 119         return ncmpResponseStatus.getCode().equals(cmNotificationSubscriptionDmiOutData.getStatusCode())
 120                 && ncmpResponseStatus.getMessage()
 121                 .equals(cmNotificationSubscriptionDmiOutData.getStatusMessage());
 122     }
 123 }