cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/utils/data/operation/DataOperationEventCreator.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.utils.data.operation;
  22
  23 import io.cloudevents.CloudEvent;
  24 import java.util.ArrayList;
  25 import java.util.HashMap;
  26 import java.util.List;
  27 import java.util.Map;
  28 import lombok.AccessLevel;
  29 import lombok.NoArgsConstructor;
  30 import lombok.extern.slf4j.Slf4j;
  31 import org.onap.cps.ncmp.api.NcmpEventResponseCode;
  32 import org.onap.cps.ncmp.api.impl.events.NcmpCloudEventBuilder;
  33 import org.onap.cps.ncmp.events.async1_0_0.Data;
  34 import org.onap.cps.ncmp.events.async1_0_0.DataOperationEvent;
  35 import org.onap.cps.ncmp.events.async1_0_0.Response;
  36 import org.springframework.util.MultiValueMap;
  37
  38 @Slf4j
  39 @NoArgsConstructor(access = AccessLevel.PRIVATE)
  40 public class DataOperationEventCreator {
  41
  42     /**
  43      * Creates data operation event.
  44      *
  45      * @param clientTopic                              topic the client wants to use for responses
  46      * @param requestId                                unique identifier per request
  47      * @param cmHandleIdsPerResponseCodesPerOperationId map of cm handles per operation response per response code
  48      * @return Cloud Event
  49      */
  50     public static CloudEvent createDataOperationEvent(final String clientTopic,
  51                                                       final String requestId,
  52                                                       final MultiValueMap<String,
  53                                                               Map<NcmpEventResponseCode, List<String>>>
  54                                                               cmHandleIdsPerResponseCodesPerOperationId) {
  55         final DataOperationEvent dataOperationEvent = new DataOperationEvent();
  56         final Data data = createPayloadFromDataOperationResponses(cmHandleIdsPerResponseCodesPerOperationId);
  57         dataOperationEvent.setData(data);
  58         final Map<String, String> extensions = createDataOperationExtensions(requestId, clientTopic);
  59         return NcmpCloudEventBuilder.builder().type(DataOperationEvent.class.getName())
  60                 .event(dataOperationEvent).extensions(extensions).setCloudEvent().build();
  61     }
  62
  63     private static Data createPayloadFromDataOperationResponses(final MultiValueMap<String, Map<NcmpEventResponseCode,
  64             List<String>>> cmHandleIdsPerOperationIdPerResponseCode) {
  65         final Data data = new Data();
  66         final List<org.onap.cps.ncmp.events.async1_0_0.Response> responses = new ArrayList<>();
  67         cmHandleIdsPerOperationIdPerResponseCode.entrySet().forEach(cmHandleIdsPerOperationIdPerResponseCodeEntries ->
  68                 cmHandleIdsPerOperationIdPerResponseCodeEntries.getValue().forEach(cmHandleIdsPerResponseCodeEntries ->
  69                         responses.addAll(createResponseFromDataOperationResponses(
  70                                 cmHandleIdsPerOperationIdPerResponseCodeEntries.getKey(),
  71                                 cmHandleIdsPerResponseCodeEntries)
  72                         )));
  73         data.setResponses(responses);
  74         return data;
  75     }
  76
  77     private static List<Response> createResponseFromDataOperationResponses(
  78             final String operationId,
  79             final Map<NcmpEventResponseCode, List<String>> cmHandleIdsPerResponseCodeEntries) {
  80         final List<org.onap.cps.ncmp.events.async1_0_0.Response> responses = new ArrayList<>();
  81         cmHandleIdsPerResponseCodeEntries.entrySet()
  82                 .forEach(cmHandleIdsPerResponseCodeEntry -> {
  83                     final Response response = new Response();
  84                     response.setOperationId(operationId);
  85                     response.setStatusCode(cmHandleIdsPerResponseCodeEntry.getKey().getStatusCode());
  86                     response.setStatusMessage(cmHandleIdsPerResponseCodeEntry.getKey().getStatusMessage());
  87                     response.setIds(cmHandleIdsPerResponseCodeEntry.getValue());
  88                     responses.add(response);
  89                 });
  90         return responses;
  91     }
  92
  93     private static Map<String, String> createDataOperationExtensions(final String requestId, final String clientTopic) {
  94         final Map<String, String> extensions = new HashMap<>();
  95         extensions.put("correlationid", requestId);
  96         extensions.put("destination", clientTopic);
  97         return extensions;
  98     }
  99 }