cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/events/avcsubscription/SubscriptionOutcomeMapper.java

   1 /*
   2  * ============LICENSE_START=======================================================
   3  * Copyright (C) 2023 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.avcsubscription;
  22
  23 import java.util.List;
  24 import java.util.Map;
  25 import java.util.stream.Collectors;
  26 import org.mapstruct.Mapper;
  27 import org.mapstruct.Mapping;
  28 import org.mapstruct.Named;
  29 import org.onap.cps.ncmp.events.avcsubscription1_0_0.dmi_to_ncmp.SubscriptionEventResponse;
  30 import org.onap.cps.ncmp.events.avcsubscription1_0_0.dmi_to_ncmp.SubscriptionStatus;
  31 import org.onap.cps.ncmp.events.avcsubscription1_0_0.ncmp_to_client.AdditionalInfo;
  32 import org.onap.cps.ncmp.events.avcsubscription1_0_0.ncmp_to_client.AdditionalInfoDetail;
  33 import org.onap.cps.ncmp.events.avcsubscription1_0_0.ncmp_to_client.SubscriptionEventOutcome;
  34 import org.onap.cps.spi.exceptions.DataValidationException;
  35
  36 @Mapper(componentModel = "spring")
  37 public interface SubscriptionOutcomeMapper {
  38
  39     @Mapping(source = "data.subscriptionStatus", target = "data.additionalInfo",
  40             qualifiedByName = "mapListOfSubscriptionStatusToAdditionalInfo")
  41     SubscriptionEventOutcome toSubscriptionEventOutcome(SubscriptionEventResponse subscriptionEventResponse);
  42
  43     /**
  44      * Maps list of SubscriptionStatus to an AdditionalInfo.
  45      *
  46      * @param subscriptionStatusList containing details
  47      * @return an AdditionalInfo
  48      */
  49     @Named("mapListOfSubscriptionStatusToAdditionalInfo")
  50     default AdditionalInfo mapListOfSubscriptionStatusToAdditionalInfo(
  51             final List<SubscriptionStatus> subscriptionStatusList) {
  52         if (subscriptionStatusList == null || subscriptionStatusList.isEmpty()) {
  53             throw new DataValidationException("Invalid subscriptionStatusList",
  54                     "SubscriptionStatus list cannot be null or empty");
  55         }
  56
  57         final Map<String, List<SubscriptionStatus>> rejectedSubscriptionsPerDetails = getSubscriptionsPerDetails(
  58                 subscriptionStatusList, SubscriptionStatus.Status.REJECTED);
  59         final Map<String, List<String>> rejectedCmHandlesPerDetails =
  60                 getCmHandlesPerDetails(rejectedSubscriptionsPerDetails);
  61         final List<AdditionalInfoDetail> rejectedCmHandles = getAdditionalInfoDetailList(rejectedCmHandlesPerDetails);
  62
  63
  64         final Map<String, List<SubscriptionStatus>> pendingSubscriptionsPerDetails = getSubscriptionsPerDetails(
  65                 subscriptionStatusList, SubscriptionStatus.Status.PENDING);
  66         final Map<String, List<String>> pendingCmHandlesPerDetails =
  67                 getCmHandlesPerDetails(pendingSubscriptionsPerDetails);
  68         final List<AdditionalInfoDetail> pendingCmHandles = getAdditionalInfoDetailList(pendingCmHandlesPerDetails);
  69
  70         final AdditionalInfo additionalInfo = new AdditionalInfo();
  71         additionalInfo.setRejected(rejectedCmHandles);
  72         additionalInfo.setPending(pendingCmHandles);
  73
  74         return additionalInfo;
  75     }
  76
  77     private static Map<String, List<SubscriptionStatus>> getSubscriptionsPerDetails(
  78             final List<SubscriptionStatus> subscriptionStatusList, final SubscriptionStatus.Status status) {
  79         return subscriptionStatusList.stream()
  80                 .filter(subscriptionStatus -> subscriptionStatus.getStatus() == status)
  81                 .collect(Collectors.groupingBy(SubscriptionStatus::getDetails));
  82     }
  83
  84     private static Map<String, List<String>> getCmHandlesPerDetails(
  85             final Map<String, List<SubscriptionStatus>> subscriptionsPerDetails) {
  86         return subscriptionsPerDetails.entrySet().stream()
  87                 .collect(Collectors.toMap(
  88                         Map.Entry::getKey,
  89                         entry -> entry.getValue().stream()
  90                                 .map(SubscriptionStatus::getId)
  91                                 .collect(Collectors.toList())
  92                 ));
  93     }
  94
  95     private static List<AdditionalInfoDetail> getAdditionalInfoDetailList(
  96             final Map<String, List<String>> cmHandlesPerDetails) {
  97         return cmHandlesPerDetails.entrySet().stream()
  98                 .map(entry -> {
  99                     final AdditionalInfoDetail detail = new AdditionalInfoDetail();
 100                     detail.setDetails(entry.getKey());
 101                     detail.setTargets(entry.getValue());
 102                     return detail;
 103                 }).collect(Collectors.toList());
 104     }
 105 }