2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright © 2017 AT&T Intellectual Property.
6 * Copyright © 2017 Amdocs
8 * ================================================================================
9 * Licensed under the Apache License, Version 2.0 (the "License");
10 * you may not use this file except in compliance with the License.
11 * You may obtain a copy of the License at
13 * http://www.apache.org/licenses/LICENSE-2.0
15 * Unless required by applicable law or agreed to in writing, software
16 * distributed under the License is distributed on an "AS IS" BASIS,
17 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
18 * See the License for the specific language governing permissions and
19 * limitations under the License.
20 * ============LICENSE_END=========================================================
22 * ECOMP is a trademark and service mark of AT&T Intellectual Property.
24 package org.openecomp.crud.service;
26 import java.util.ArrayList;
27 import java.util.HashMap;
28 import java.util.List;
31 import javax.ws.rs.core.Response.Status;
33 import org.onap.aaiutils.oxm.OxmModelLoader;
34 import org.openecomp.aai.champcore.ChampGraph;
35 import org.openecomp.crud.dao.GraphDao;
36 import org.openecomp.crud.dao.champ.ChampDao;
37 import org.openecomp.crud.entity.Edge;
39 import org.openecomp.crud.entity.Vertex;
40 import org.openecomp.crud.exception.CrudException;
41 import org.openecomp.crud.parser.CrudResponseBuilder;
42 import org.openecomp.schema.OxmModelValidator;
43 import org.openecomp.schema.RelationshipSchemaLoader;
44 import org.openecomp.schema.RelationshipSchemaValidator;
46 import com.google.gson.JsonElement;
48 public class CrudGraphDataService {
52 public CrudGraphDataService(ChampGraph graphImpl) throws CrudException {
53 this.dao = new ChampDao(graphImpl);
59 public CrudGraphDataService(GraphDao dao) throws CrudException {
65 private void loadModels() throws CrudException {
68 OxmModelLoader.loadModels();
69 } catch (Exception e) {
70 throw new CrudException(e);
72 RelationshipSchemaLoader.loadModels();
75 public String addVertex(String version, String type, VertexPayload payload) throws CrudException {
76 Vertex vertex = OxmModelValidator.validateIncomingUpsertPayload(null, version, type,
77 payload.getProperties());
78 return addVertex(version, vertex);
81 public String addBulk(String version, BulkPayload payload) throws CrudException {
82 HashMap<String, Vertex> vertices = new HashMap<String, Vertex>();
83 HashMap<String, Edge> edges = new HashMap<String, Edge>();
84 String txId = dao.openTransaction();
87 for (JsonElement v : payload.getObjects()) {
88 List<Map.Entry<String, JsonElement>> entries = new ArrayList<Map.Entry<String, JsonElement>>(v.getAsJsonObject().entrySet());
90 if (entries.size() != 2) {
91 throw new CrudException("", Status.BAD_REQUEST);
93 Map.Entry<String, JsonElement> opr = entries.get(0);
94 Map.Entry<String, JsonElement> item = entries.get(1);
96 VertexPayload vertexPayload = VertexPayload.fromJson(item.getValue().getAsJsonObject().toString());
98 if (opr.getValue().getAsString().equalsIgnoreCase("add") || opr.getValue().getAsString().equalsIgnoreCase("modify")) {
99 Vertex validatedVertex;
100 Vertex persistedVertex;
101 if (opr.getValue().getAsString().equalsIgnoreCase("add")) {
102 validatedVertex = OxmModelValidator.validateIncomingUpsertPayload(null, version, vertexPayload.getType(),
103 vertexPayload.getProperties());
104 // Call champDAO to add the vertex
105 persistedVertex = dao.addVertex(validatedVertex.getType(), validatedVertex.getProperties(), txId);
107 validatedVertex = OxmModelValidator.validateIncomingUpsertPayload(vertexPayload.getId(), version, vertexPayload.getType(),
108 vertexPayload.getProperties());
109 // Call champDAO to update the vertex
110 persistedVertex = dao.updateVertex(vertexPayload.getId(), validatedVertex.getType(), validatedVertex.getProperties(), txId);
113 Vertex outgoingVertex = OxmModelValidator.validateOutgoingPayload(version, persistedVertex);
115 vertices.put(item.getKey(), outgoingVertex);
117 } else if (opr.getValue().getAsString().equalsIgnoreCase("delete")) {
118 dao.deleteVertex(vertexPayload.getId(), OxmModelValidator.resolveCollectionType(version, vertexPayload.getType()), txId);
123 for (JsonElement v : payload.getRelationships()) {
124 List<Map.Entry<String, JsonElement>> entries = new ArrayList<Map.Entry<String, JsonElement>>(v.getAsJsonObject().entrySet());
126 if (entries.size() != 2) {
127 throw new CrudException("", Status.BAD_REQUEST);
129 Map.Entry<String, JsonElement> opr = entries.get(0);
130 Map.Entry<String, JsonElement> item = entries.get(1);
132 EdgePayload edgePayload = EdgePayload.fromJson(item.getValue().getAsJsonObject().toString());
134 if (opr.getValue().getAsString().equalsIgnoreCase("add") || opr.getValue().getAsString().equalsIgnoreCase("modify")) {
137 if (opr.getValue().getAsString().equalsIgnoreCase("add")) {
138 // Fix the source/detination
139 if (edgePayload.getSource().startsWith("$")) {
140 Vertex source = vertices.get(edgePayload.getSource().substring(1));
141 if (source == null) {
142 throw new CrudException("Not able to find vertex: " + edgePayload.getSource().substring(1), Status.INTERNAL_SERVER_ERROR);
144 edgePayload.setSource("services/inventory/" + version + "/" + source.getType() + "/" + source.getId().get());
146 if (edgePayload.getTarget().startsWith("$")) {
147 Vertex target = vertices.get(edgePayload.getTarget().substring(1));
148 if (target == null) {
149 throw new CrudException("Not able to find vertex: " + edgePayload.getTarget().substring(1), Status.INTERNAL_SERVER_ERROR);
151 edgePayload.setTarget("services/inventory/" + version + "/" + target.getType() + "/" + target.getId().get());
153 validatedEdge = RelationshipSchemaValidator.validateIncomingAddPayload(version, edgePayload.getType(), edgePayload);
154 persistedEdge = dao.addEdge(validatedEdge.getType(), validatedEdge.getSource(), validatedEdge.getTarget(),
155 validatedEdge.getProperties(), txId);
157 Edge edge = dao.getEdge(edgePayload.getId(), edgePayload.getType(), txId);
158 validatedEdge = RelationshipSchemaValidator.validateIncomingUpdatePayload(edge, version, edgePayload);
159 persistedEdge = dao.updateEdge(edge, txId);
162 Edge outgoingEdge = RelationshipSchemaValidator.validateOutgoingPayload(version, persistedEdge);
164 edges.put(item.getKey(), outgoingEdge);
166 } else if (opr.getValue().getAsString().equalsIgnoreCase("delete")) {
167 RelationshipSchemaValidator.validateType(version, edgePayload.getType());
168 dao.deleteEdge(edgePayload.getId(), edgePayload.getType(), txId);
173 dao.commitTransaction(txId);
174 } catch (CrudException ex) {
175 dao.rollbackTransaction(txId);
177 } catch (Exception ex) {
178 dao.rollbackTransaction(txId);
181 if (dao.transactionExists(txId)) {
182 dao.rollbackTransaction(txId);
187 return CrudResponseBuilder.buildUpsertBulkResponse(vertices, edges, version, payload);
190 private String addVertex(String version, Vertex vertex) throws CrudException {
191 Vertex addedVertex = dao.addVertex(vertex.getType(), vertex.getProperties());
192 return CrudResponseBuilder
193 .buildUpsertVertexResponse(OxmModelValidator.validateOutgoingPayload(version, addedVertex),
197 public String addEdge(String version, String type, EdgePayload payload) throws CrudException {
198 Edge edge = RelationshipSchemaValidator.validateIncomingAddPayload(version, type, payload);
199 return addEdge(version, edge);
202 private String addEdge(String version, Edge edge) throws CrudException {
203 Edge addedEdge = dao.addEdge(edge.getType(), edge.getSource(), edge.getTarget(),
204 edge.getProperties());
205 return CrudResponseBuilder.buildUpsertEdgeResponse(
206 RelationshipSchemaValidator.validateOutgoingPayload(version, addedEdge), version);
209 public String getEdge(String version, String id, String type) throws CrudException {
210 RelationshipSchemaValidator.validateType(version, type);
211 Edge edge = dao.getEdge(id, type);
213 return CrudResponseBuilder.buildGetEdgeResponse(RelationshipSchemaValidator
214 .validateOutgoingPayload(version, edge),
218 public String getEdges(String version, String type, Map<String, String> filter)
219 throws CrudException {
220 RelationshipSchemaValidator.validateType(version, type);
221 List<Edge> items = dao.getEdges(type, RelationshipSchemaValidator
222 .resolveCollectionfilter(version, type, filter));
223 return CrudResponseBuilder.buildGetEdgesResponse(items, version);
227 public String updateVertex(String version, String id, String type, VertexPayload payload)
228 throws CrudException {
229 Vertex vertex = OxmModelValidator.validateIncomingUpsertPayload(id, version, type,
230 payload.getProperties());
231 return updateVertex(version, vertex);
235 private String updateVertex(String version, Vertex vertex) throws CrudException {
236 Vertex updatedVertex = dao.updateVertex(vertex.getId().get(), vertex.getType(),
237 vertex.getProperties());
238 return CrudResponseBuilder
239 .buildUpsertVertexResponse(OxmModelValidator.validateOutgoingPayload(version,
240 updatedVertex), version);
243 public String patchVertex(String version, String id, String type, VertexPayload payload)
244 throws CrudException {
245 Vertex existingVertex = dao.getVertex(id, OxmModelValidator.resolveCollectionType(version,
247 Vertex vertex = OxmModelValidator.validateIncomingPatchPayload(id, version, type,
248 payload.getProperties(), existingVertex);
249 return updateVertex(version, vertex);
253 public String deleteVertex(String version, String id, String type) throws CrudException {
254 type = OxmModelValidator.resolveCollectionType(version, type);
255 dao.deleteVertex(id, type);
260 public String deleteEdge(String version, String id, String type) throws CrudException {
261 RelationshipSchemaValidator.validateType(version, type);
262 dao.deleteEdge(id, type);
267 public String updateEdge(String version, String id, String type, EdgePayload payload)
268 throws CrudException {
269 Edge edge = dao.getEdge(id, type);
270 Edge validatedEdge = RelationshipSchemaValidator.validateIncomingUpdatePayload(edge,
272 return updateEdge(version, validatedEdge);
276 private String updateEdge(String version, Edge edge) throws CrudException {
277 Edge updatedEdge = dao.updateEdge(edge);
278 return CrudResponseBuilder.buildUpsertEdgeResponse(
279 RelationshipSchemaValidator.validateOutgoingPayload(version, updatedEdge), version);
282 public String patchEdge(String version, String id, String type, EdgePayload payload)
283 throws CrudException {
284 Edge edge = dao.getEdge(id, type);
285 Edge patchedEdge = RelationshipSchemaValidator.validateIncomingPatchPayload(edge,
287 return updateEdge(version, patchedEdge);
291 public Vertex getVertex(String id) throws CrudException {
292 return dao.getVertex(id);
295 public String getVertex(String version, String id, String type) throws CrudException {
296 type = OxmModelValidator.resolveCollectionType(version, type);
297 Vertex vertex = dao.getVertex(id, type);
298 List<Edge> edges = dao.getVertexEdges(id);
299 return CrudResponseBuilder.buildGetVertexResponse(OxmModelValidator
300 .validateOutgoingPayload(version, vertex), edges, version);
303 public String getVertices(String version, String type, Map<String, String> filter)
304 throws CrudException {
305 type = OxmModelValidator.resolveCollectionType(version, type);
306 List<Vertex> items = dao.getVertices(type, OxmModelValidator.resolveCollectionfilter(version,
308 return CrudResponseBuilder.buildGetVerticesResponse(items, version);