2 * ============LICENSE_START=======================================================
3 * Copyright (C) 2021 Nordix Foundation
4 * Modifications Copyright (C) 2020-2021 Bell Canada.
5 * Modifications Copyright (C) 2021 Pantheon.tech
6 * ================================================================================
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
19 * SPDX-License-Identifier: Apache-2.0
20 * ============LICENSE_END=========================================================
23 package org.onap.cps.api.impl;
25 import java.util.Collection;
26 import org.onap.cps.api.CpsAdminService;
27 import org.onap.cps.api.CpsDataService;
28 import org.onap.cps.api.CpsModuleService;
29 import org.onap.cps.notification.NotificationService;
30 import org.onap.cps.spi.CpsDataPersistenceService;
31 import org.onap.cps.spi.FetchDescendantsOption;
32 import org.onap.cps.spi.exceptions.DataValidationException;
33 import org.onap.cps.spi.model.DataNode;
34 import org.onap.cps.spi.model.DataNodeBuilder;
35 import org.onap.cps.utils.YangUtils;
36 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
37 import org.opendaylight.yangtools.yang.model.api.SchemaContext;
38 import org.springframework.beans.factory.annotation.Autowired;
39 import org.springframework.stereotype.Service;
42 public class CpsDataServiceImpl implements CpsDataService {
44 private static final String ROOT_NODE_XPATH = "/";
47 private CpsDataPersistenceService cpsDataPersistenceService;
50 private CpsAdminService cpsAdminService;
53 private CpsModuleService cpsModuleService;
56 private YangTextSchemaSourceSetCache yangTextSchemaSourceSetCache;
59 private NotificationService notificationService;
62 public void saveData(final String dataspaceName, final String anchorName, final String jsonData) {
63 final var dataNode = buildDataNodeFromJson(dataspaceName, anchorName, ROOT_NODE_XPATH, jsonData);
64 cpsDataPersistenceService.storeDataNode(dataspaceName, anchorName, dataNode);
65 notificationService.processDataUpdatedEvent(dataspaceName, anchorName);
69 public void saveData(final String dataspaceName, final String anchorName, final String parentNodeXpath,
70 final String jsonData) {
71 final var dataNode = buildDataNodeFromJson(dataspaceName, anchorName, parentNodeXpath, jsonData);
72 cpsDataPersistenceService.addChildDataNode(dataspaceName, anchorName, parentNodeXpath, dataNode);
73 notificationService.processDataUpdatedEvent(dataspaceName, anchorName);
77 public void saveListNodeData(final String dataspaceName, final String anchorName,
78 final String parentNodeXpath, final String jsonData) {
79 final Collection<DataNode> dataNodesCollection =
80 buildDataNodeCollectionFromJson(dataspaceName, anchorName, parentNodeXpath, jsonData);
81 cpsDataPersistenceService.addListDataNodes(dataspaceName, anchorName, parentNodeXpath, dataNodesCollection);
82 notificationService.processDataUpdatedEvent(dataspaceName, anchorName);
86 public DataNode getDataNode(final String dataspaceName, final String anchorName, final String xpath,
87 final FetchDescendantsOption fetchDescendantsOption) {
88 return cpsDataPersistenceService.getDataNode(dataspaceName, anchorName, xpath, fetchDescendantsOption);
92 public void updateNodeLeaves(final String dataspaceName, final String anchorName, final String parentNodeXpath,
93 final String jsonData) {
94 final var dataNode = buildDataNodeFromJson(dataspaceName, anchorName, parentNodeXpath, jsonData);
95 cpsDataPersistenceService
96 .updateDataLeaves(dataspaceName, anchorName, dataNode.getXpath(), dataNode.getLeaves());
97 notificationService.processDataUpdatedEvent(dataspaceName, anchorName);
101 public void updateNodeLeavesAndExistingDescendantLeaves(final String dataspaceName, final String anchorName,
102 final String parentNodeXpath,
103 final String dataNodeUpdatesAsJson) {
104 final Collection<DataNode> dataNodeUpdates =
105 buildDataNodeCollectionFromJson(dataspaceName, anchorName, parentNodeXpath, dataNodeUpdatesAsJson);
106 for (final DataNode dataNodeUpdate : dataNodeUpdates) {
107 processDataNodeUpdate(dataspaceName, anchorName, dataNodeUpdate);
109 notificationService.processDataUpdatedEvent(dataspaceName, anchorName);
113 public void replaceNodeTree(final String dataspaceName, final String anchorName, final String parentNodeXpath,
114 final String jsonData) {
115 final var dataNode = buildDataNodeFromJson(dataspaceName, anchorName, parentNodeXpath, jsonData);
116 cpsDataPersistenceService.replaceDataNodeTree(dataspaceName, anchorName, dataNode);
117 notificationService.processDataUpdatedEvent(dataspaceName, anchorName);
121 public void replaceListNodeData(final String dataspaceName, final String anchorName, final String parentNodeXpath,
122 final String jsonData) {
123 final Collection<DataNode> dataNodes =
124 buildDataNodeCollectionFromJson(dataspaceName, anchorName, parentNodeXpath, jsonData);
125 cpsDataPersistenceService.replaceListDataNodes(dataspaceName, anchorName, parentNodeXpath, dataNodes);
126 notificationService.processDataUpdatedEvent(dataspaceName, anchorName);
130 public void deleteListNodeData(final String dataspaceName, final String anchorName, final String listNodeXpath) {
131 cpsDataPersistenceService.deleteListDataNodes(dataspaceName, anchorName, listNodeXpath);
132 notificationService.processDataUpdatedEvent(dataspaceName, anchorName);
136 private DataNode buildDataNodeFromJson(final String dataspaceName, final String anchorName,
137 final String parentNodeXpath, final String jsonData) {
139 final var anchor = cpsAdminService.getAnchor(dataspaceName, anchorName);
140 final var schemaContext = getSchemaContext(dataspaceName, anchor.getSchemaSetName());
142 if (ROOT_NODE_XPATH.equals(parentNodeXpath)) {
143 final NormalizedNode<?, ?> normalizedNode = YangUtils.parseJsonData(jsonData, schemaContext);
144 return new DataNodeBuilder().withNormalizedNodeTree(normalizedNode).build();
147 final NormalizedNode<?, ?> normalizedNode = YangUtils.parseJsonData(jsonData, schemaContext, parentNodeXpath);
148 return new DataNodeBuilder()
149 .withParentNodeXpath(parentNodeXpath)
150 .withNormalizedNodeTree(normalizedNode)
154 private Collection<DataNode> buildDataNodeCollectionFromJson(final String dataspaceName, final String anchorName,
155 final String parentNodeXpath, final String jsonData) {
157 final var anchor = cpsAdminService.getAnchor(dataspaceName, anchorName);
158 final var schemaContext = getSchemaContext(dataspaceName, anchor.getSchemaSetName());
160 final NormalizedNode<?, ?> normalizedNode = YangUtils.parseJsonData(jsonData, schemaContext, parentNodeXpath);
161 final Collection<DataNode> dataNodes = new DataNodeBuilder()
162 .withParentNodeXpath(parentNodeXpath)
163 .withNormalizedNodeTree(normalizedNode)
165 if (dataNodes.isEmpty()) {
166 throw new DataValidationException("Invalid list data.", "List node is empty.");
172 private SchemaContext getSchemaContext(final String dataspaceName, final String schemaSetName) {
173 return yangTextSchemaSourceSetCache.get(dataspaceName, schemaSetName).getSchemaContext();
176 private void processDataNodeUpdate(final String dataspaceName, final String anchorName,
177 final DataNode dataNodeUpdate) {
178 if (dataNodeUpdate == null) {
181 cpsDataPersistenceService.updateDataLeaves(dataspaceName, anchorName, dataNodeUpdate.getXpath(),
182 dataNodeUpdate.getLeaves());
183 final Collection<DataNode> childDataNodeUpdates = dataNodeUpdate.getChildDataNodes();
184 for (final DataNode childDataNodeUpdate : childDataNodeUpdates) {
185 processDataNodeUpdate(dataspaceName, anchorName, childDataNodeUpdate);