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
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.service;
23 import java.util.Collection;
24 import java.util.Collections;
25 import java.util.List;
26 import lombok.RequiredArgsConstructor;
27 import lombok.extern.slf4j.Slf4j;
28 import org.onap.cps.api.CpsQueryService;
29 import org.onap.cps.ncmp.api.impl.operations.DatastoreType;
30 import org.onap.cps.spi.FetchDescendantsOption;
31 import org.onap.cps.spi.model.DataNode;
32 import org.springframework.stereotype.Service;
36 @RequiredArgsConstructor
37 public class CmNotificationSubscriptionPersistenceServiceImpl implements CmNotificationSubscriptionPersistenceService {
39 private static final String SUBSCRIPTION_ANCHOR_NAME = "cm-data-subscriptions";
40 private static final String IS_ONGOING_CM_SUBSCRIPTION_CPS_PATH_QUERY = """
41 /datastores/datastore[@name='%s']/cm-handles/cm-handle[@id='%s']/filters/filter[@xpath='%s']
43 private static final String SUBSCRIPTION_IDS_CPS_PATH_QUERY = """
44 //filter/subscriptionIds[text()='%s']
47 private final CpsQueryService cpsQueryService;
50 public boolean isOngoingCmNotificationSubscription(final DatastoreType datastoreType, final String cmHandleId,
52 return !getOngoingCmNotificationSubscriptionIds(datastoreType, cmHandleId, xpath).isEmpty();
56 public boolean isUniqueSubscriptionId(final String subscriptionId) {
57 return cpsQueryService.queryDataNodes(NCMP_DATASPACE_NAME, SUBSCRIPTION_ANCHOR_NAME,
58 SUBSCRIPTION_IDS_CPS_PATH_QUERY.formatted(subscriptionId),
59 FetchDescendantsOption.OMIT_DESCENDANTS).isEmpty();
63 public Collection<String> getOngoingCmNotificationSubscriptionIds(final DatastoreType datastoreType,
64 final String cmHandleId, final String xpath) {
66 final String isOngoingCmSubscriptionCpsPathQuery =
67 IS_ONGOING_CM_SUBSCRIPTION_CPS_PATH_QUERY.formatted(datastoreType.getDatastoreName(), cmHandleId,
68 escapeQuotesByDoublingThem(xpath));
69 final Collection<DataNode> existingNodes =
70 cpsQueryService.queryDataNodes(NCMP_DATASPACE_NAME, CM_SUBSCRIPTIONS_ANCHOR_NAME,
71 isOngoingCmSubscriptionCpsPathQuery, FetchDescendantsOption.OMIT_DESCENDANTS);
72 if (existingNodes.isEmpty()) {
73 return Collections.emptyList();
75 return (List<String>) existingNodes.iterator().next().getLeaves().get("subscriptionIds");
78 private static String escapeQuotesByDoublingThem(final String inputXpath) {
79 return inputXpath.replace("'", "''");