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
9 * http://www.apache.org/licenses/LICENSE-2.0
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.
17 * SPDX-License-Identifier: Apache-2.0
18 * ============LICENSE_END=========================================================
21 package org.onap.cps.ncmp.api.impl.events.cmsubscription;
23 import io.cloudevents.CloudEvent;
24 import java.util.List;
26 import java.util.stream.Collectors;
27 import lombok.RequiredArgsConstructor;
28 import lombok.extern.slf4j.Slf4j;
29 import org.onap.cps.ncmp.api.NcmpEventResponseCode;
30 import org.onap.cps.ncmp.api.impl.events.EventsPublisher;
31 import org.onap.cps.ncmp.api.impl.subscriptions.SubscriptionPersistence;
32 import org.onap.cps.ncmp.api.impl.subscriptions.SubscriptionStatus;
33 import org.onap.cps.ncmp.api.impl.utils.DataNodeHelper;
34 import org.onap.cps.ncmp.api.impl.utils.SubscriptionOutcomeCloudMapper;
35 import org.onap.cps.ncmp.api.models.CmSubscriptionEvent;
36 import org.onap.cps.ncmp.api.models.CmSubscriptionStatus;
37 import org.onap.cps.ncmp.events.cmsubscription1_0_0.ncmp_to_client.CmSubscriptionNcmpOutEvent;
38 import org.springframework.beans.factory.annotation.Value;
39 import org.springframework.stereotype.Component;
43 @RequiredArgsConstructor
44 public class CmSubscriptionNcmpOutEventPublisher {
46 private final SubscriptionPersistence subscriptionPersistence;
48 private final EventsPublisher<CloudEvent> outcomeEventsPublisher;
50 private final CmSubscriptionEventToCmSubscriptionNcmpOutEventMapper
51 cmSubscriptionEventToCmSubscriptionNcmpOutEventMapper;
53 private final SubscriptionOutcomeCloudMapper subscriptionOutcomeCloudMapper;
55 @Value("${app.ncmp.avc.subscription-outcome-topic:subscription-response}")
56 private String subscriptionOutcomeEventTopic;
59 * This is for construction of outcome message to be published for client apps.
61 * @param cmSubscriptionEvent event produced by Dmi Plugin
63 public void sendResponse(final CmSubscriptionEvent cmSubscriptionEvent, final String eventType) {
64 final CmSubscriptionNcmpOutEvent cmSubscriptionNcmpOutEvent =
65 formCmSubscriptionNcmpOutEvent(cmSubscriptionEvent);
66 final String subscriptionClientId = cmSubscriptionEvent.getClientId();
67 final String subscriptionName = cmSubscriptionEvent.getSubscriptionName();
68 final String subscriptionEventId = subscriptionClientId + subscriptionName;
69 final CloudEvent subscriptionOutcomeCloudEvent =
70 subscriptionOutcomeCloudMapper.toCloudEvent(cmSubscriptionNcmpOutEvent,
71 subscriptionEventId, eventType);
72 outcomeEventsPublisher.publishCloudEvent(subscriptionOutcomeEventTopic,
73 subscriptionEventId, subscriptionOutcomeCloudEvent);
76 private CmSubscriptionNcmpOutEvent formCmSubscriptionNcmpOutEvent(
77 final CmSubscriptionEvent cmSubscriptionEvent) {
78 final Map<String, Map<String, String>> cmHandleIdToStatusAndDetailsAsMap =
79 DataNodeHelper.cmHandleIdToStatusAndDetailsAsMapFromDataNode(
80 subscriptionPersistence.getCmHandlesForSubscriptionEvent(
81 cmSubscriptionEvent.getClientId(),
82 cmSubscriptionEvent.getSubscriptionName()));
83 final List<CmSubscriptionStatus> cmSubscriptionStatusList =
84 mapCmHandleIdStatusDetailsMapToSubscriptionStatusList(cmHandleIdToStatusAndDetailsAsMap);
85 cmSubscriptionEvent.setCmSubscriptionStatus(cmSubscriptionStatusList);
86 return fromCmSubscriptionEvent(cmSubscriptionEvent,
87 decideOnNcmpEventResponseCodeForSubscription(cmHandleIdToStatusAndDetailsAsMap));
90 private static List<CmSubscriptionStatus> mapCmHandleIdStatusDetailsMapToSubscriptionStatusList(
91 final Map<String, Map<String, String>> cmHandleIdToStatusAndDetailsAsMap) {
92 return cmHandleIdToStatusAndDetailsAsMap.entrySet()
93 .stream().map(entryset -> {
94 final CmSubscriptionStatus cmSubscriptionStatus = new CmSubscriptionStatus();
95 final String cmHandleId = entryset.getKey();
96 final Map<String, String> statusAndDetailsMap = entryset.getValue();
97 final String status = statusAndDetailsMap.get("status");
98 final String details = statusAndDetailsMap.get("details");
99 cmSubscriptionStatus.setId(cmHandleId);
100 cmSubscriptionStatus.setStatus(SubscriptionStatus.fromString(status));
101 cmSubscriptionStatus.setDetails(details);
102 return cmSubscriptionStatus;
103 }).collect(Collectors.toList());
106 private NcmpEventResponseCode decideOnNcmpEventResponseCodeForSubscription(
107 final Map<String, Map<String, String>> cmHandleIdToStatusAndDetailsAsMap) {
109 final boolean isAllTargetsPending = isAllTargetCmHandleStatusMatch(cmHandleIdToStatusAndDetailsAsMap,
110 SubscriptionStatus.PENDING);
112 final boolean isAllTargetsRejected = isAllTargetCmHandleStatusMatch(cmHandleIdToStatusAndDetailsAsMap,
113 SubscriptionStatus.REJECTED);
115 final boolean isAllTargetsAccepted = isAllTargetCmHandleStatusMatch(cmHandleIdToStatusAndDetailsAsMap,
116 SubscriptionStatus.ACCEPTED);
118 if (isAllTargetsAccepted) {
119 return NcmpEventResponseCode.SUCCESSFULLY_APPLIED_SUBSCRIPTION;
120 } else if (isAllTargetsRejected) {
121 return NcmpEventResponseCode.SUBSCRIPTION_NOT_APPLICABLE;
122 } else if (isAllTargetsPending) {
123 return NcmpEventResponseCode.SUBSCRIPTION_PENDING;
125 return NcmpEventResponseCode.PARTIALLY_APPLIED_SUBSCRIPTION;
129 private boolean isAllTargetCmHandleStatusMatch(
130 final Map<String, Map<String, String>> cmHandleIdToStatusAndDetailsAsMap,
131 final SubscriptionStatus subscriptionStatus) {
132 return cmHandleIdToStatusAndDetailsAsMap.values().stream()
133 .allMatch(entryset -> entryset.containsValue(subscriptionStatus.toString()));
136 private CmSubscriptionNcmpOutEvent fromCmSubscriptionEvent(
137 final CmSubscriptionEvent cmSubscriptionEvent,
138 final NcmpEventResponseCode ncmpEventResponseCode) {
140 final CmSubscriptionNcmpOutEvent cmSubscriptionNcmpOutEvent =
141 cmSubscriptionEventToCmSubscriptionNcmpOutEventMapper.toCmSubscriptionNcmpOutEvent(
142 cmSubscriptionEvent);
143 cmSubscriptionNcmpOutEvent.getData().setStatusCode(Integer.parseInt(ncmpEventResponseCode.getStatusCode()));
144 cmSubscriptionNcmpOutEvent.getData().setStatusMessage(ncmpEventResponseCode.getStatusMessage());
146 return cmSubscriptionNcmpOutEvent;