cps-ncmp-rest/src/main/java/org/onap/cps/ncmp/rest/controller/handlers/NcmpCachedResourceRequestHandler.java

   1 /*
   2  *  ============LICENSE_START=======================================================
   3  *  Copyright (C) 2022-2024 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.rest.controller.handlers;
  22
  23 import java.util.function.Supplier;
  24 import org.onap.cps.ncmp.api.NetworkCmProxyDataService;
  25 import org.onap.cps.ncmp.api.NetworkCmProxyQueryService;
  26 import org.onap.cps.ncmp.api.models.CmResourceAddress;
  27 import org.onap.cps.ncmp.rest.executor.CpsNcmpTaskExecutor;
  28 import org.onap.cps.spi.FetchDescendantsOption;
  29 import org.springframework.http.ResponseEntity;
  30 import org.springframework.stereotype.Component;
  31
  32 @Component
  33 public class NcmpCachedResourceRequestHandler extends NcmpDatastoreRequestHandler {
  34
  35     private final NetworkCmProxyDataService networkCmProxyDataService;
  36     private final NetworkCmProxyQueryService networkCmProxyQueryService;
  37
  38     /**
  39      * Constructor.
  40      *
  41      * @param cpsNcmpTaskExecutor        @see org.onap.cps.ncmp.rest.executor.CpsNcmpTaskExecutor
  42      * @param networkCmProxyDataService  @see org.onap.cps.ncmp.api.NetworkCmProxyDataService
  43      * @param networkCmProxyQueryService @see org.onap.cps.ncmp.api.NetworkCmProxyQueryService
  44      */
  45     public NcmpCachedResourceRequestHandler(final CpsNcmpTaskExecutor cpsNcmpTaskExecutor,
  46                                             final NetworkCmProxyDataService networkCmProxyDataService,
  47                                             final NetworkCmProxyQueryService networkCmProxyQueryService) {
  48         super(cpsNcmpTaskExecutor);
  49         this.networkCmProxyDataService = networkCmProxyDataService;
  50         this.networkCmProxyQueryService = networkCmProxyQueryService;
  51     }
  52
  53     /**
  54      * Executes a synchronous query request for given cm handle.
  55      * Note. Currently only ncmp-datastore:operational supports query operations.
  56      *
  57      * @param cmHandleId         the cm handle
  58      * @param resourceIdentifier the resource identifier
  59      * @param includeDescendants whether include descendants
  60      * @return the response entity
  61      */
  62     public ResponseEntity<Object> executeRequest(final String cmHandleId,
  63                                                  final String resourceIdentifier,
  64                                                  final boolean includeDescendants) {
  65
  66         final Supplier<Object> taskSupplier = getTaskSupplierForQueryRequest(cmHandleId, resourceIdentifier,
  67             includeDescendants);
  68         return executeTaskSync(taskSupplier);
  69     }
  70
  71     @Override
  72     protected Supplier<Object> getTaskSupplierForGetRequest(final CmResourceAddress cmResourceAddress,
  73                                                   final String optionsParamInQuery,
  74                                                   final String topicParamInQuery,
  75                                                   final String requestId,
  76                                                   final boolean includeDescendants,
  77                                                   final String authorization) {
  78
  79         final FetchDescendantsOption fetchDescendantsOption = getFetchDescendantsOption(includeDescendants);
  80
  81         return () -> networkCmProxyDataService.getResourceDataForCmHandle(cmResourceAddress, fetchDescendantsOption);
  82     }
  83
  84     private Supplier<Object> getTaskSupplierForQueryRequest(final String cmHandleId,
  85                                                             final String resourceIdentifier,
  86                                                             final boolean includeDescendants) {
  87
  88         final FetchDescendantsOption fetchDescendantsOption = getFetchDescendantsOption(includeDescendants);
  89
  90         return () -> networkCmProxyQueryService.queryResourceDataOperational(cmHandleId, resourceIdentifier,
  91             fetchDescendantsOption);
  92     }
  93
  94     private static FetchDescendantsOption getFetchDescendantsOption(final boolean includeDescendants) {
  95         return includeDescendants ? FetchDescendantsOption.INCLUDE_ALL_DESCENDANTS
  96             : FetchDescendantsOption.OMIT_DESCENDANTS;
  97     }
  98
  99
 100 }