2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright © 2017-2018 AT&T Intellectual Property. All rights reserved.
6 * Copyright © 2017-2018 Amdocs
7 * ================================================================================
8 * Licensed under the Apache License, Version 2.0 (the "License");
9 * you may not use this file except in compliance with the License.
10 * You may obtain a copy of the License at
12 * http://www.apache.org/licenses/LICENSE-2.0
14 * Unless required by applicable law or agreed to in writing, software
15 * distributed under the License is distributed on an "AS IS" BASIS,
16 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17 * See the License for the specific language governing permissions and
18 * limitations under the License.
19 * ============LICENSE_END=========================================================
21 package org.onap.aai.schema;
23 import java.util.ArrayList;
24 import java.util.Collection;
25 import java.util.List;
27 import java.util.NoSuchElementException;
28 import java.util.concurrent.ConcurrentHashMap;
29 import javax.ws.rs.core.Response.Status;
30 import org.eclipse.persistence.jaxb.dynamic.DynamicJAXBContext;
31 import org.onap.aai.cl.eelf.LoggerFactory;
32 import org.onap.aai.logging.RouterCoreMsgs;
33 import org.onap.aai.util.ExternalOxmModelProcessor;
34 import org.onap.aai.nodes.NodeIngestor;
35 import org.onap.aai.setup.SchemaLocationsBean;
36 import org.onap.aai.setup.SchemaVersion;
37 import org.onap.aai.setup.SchemaVersions;
40 public class OxmModelLoader {
42 private static Map<String, DynamicJAXBContext> versionContextMap = new ConcurrentHashMap<>();
43 private static List<ExternalOxmModelProcessor> oxmModelProcessorRegistry = new ArrayList<>();
45 private static final org.onap.aai.cl.api.Logger logger =
46 LoggerFactory.getInstance().getLogger(OxmModelLoader.class.getName());
48 private static NodeIngestor nodeIngestor;
50 private OxmModelLoader(NodeIngestor setNodeIngestor) {
51 nodeIngestor = setNodeIngestor;
54 public static synchronized void loadModels(SchemaVersions schemaVersions, SchemaLocationsBean schemaLocationsBean) {
56 for (SchemaVersion oxmVersion : schemaVersions.getVersions()) {
57 DynamicJAXBContext jaxbContext = nodeIngestor.getContextForVersion(oxmVersion);
58 if (jaxbContext != null) {
59 loadModel(oxmVersion.toString(), jaxbContext);
64 public static DynamicJAXBContext getContextForVersion(String version, SchemaVersions schemaVersions, SchemaLocationsBean schemaLocationsBean) {
65 if (versionContextMap == null || versionContextMap.isEmpty()) {
66 loadModels(schemaVersions, schemaLocationsBean);
67 } else if (!versionContextMap.containsKey(version)) {
68 throw new NoSuchElementException(Status.NOT_FOUND.toString());
70 return versionContextMap.get(version);
73 public static synchronized void registerExternalOxmModelProcessors(
74 Collection<ExternalOxmModelProcessor> processors) {
75 if (processors != null) {
76 for (ExternalOxmModelProcessor processor : processors) {
77 if (!oxmModelProcessorRegistry.contains(processor)) {
78 oxmModelProcessorRegistry.add(processor);
84 public static Map<String, DynamicJAXBContext> getVersionContextMap() {
85 return versionContextMap;
88 public static NodeIngestor getNodeIngestor() {
92 public static void setNodeIngestor(NodeIngestor nodeIngestor) {
93 OxmModelLoader.nodeIngestor = nodeIngestor;
96 private static synchronized void loadModel(String oxmVersion, DynamicJAXBContext jaxbContext) {
97 versionContextMap.put(oxmVersion, jaxbContext);
98 if (oxmModelProcessorRegistry != null) {
99 for (ExternalOxmModelProcessor processor : oxmModelProcessorRegistry) {
100 processor.onOxmVersionChange(org.onap.aai.util.Version.valueOf(oxmVersion.toLowerCase()),
104 logger.info(RouterCoreMsgs.LOADED_OXM_FILE, oxmVersion);