2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright © 2017-2018 AT&T Intellectual Property. All rights reserved.
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.
18 * ============LICENSE_END=========================================================
20 package org.onap.aai.introspection;
22 import com.att.eelf.configuration.EELFLogger;
23 import com.att.eelf.configuration.EELFManager;
24 import com.google.common.base.CaseFormat;
25 import org.eclipse.persistence.jaxb.JAXBContextFactory;
26 import org.eclipse.persistence.jaxb.UnmarshallerProperties;
27 import org.onap.aai.db.props.AAIProperties;
28 import org.onap.aai.introspection.exceptions.AAIUnknownObjectException;
29 import org.onap.aai.introspection.exceptions.AAIUnmarshallingException;
30 import org.onap.aai.logging.ErrorLogHelper;
31 import org.onap.aai.logging.LogFormatTools;
32 import org.onap.aai.restcore.MediaType;
33 import org.onap.aai.workarounds.NamingExceptions;
35 import javax.xml.bind.JAXBContext;
36 import javax.xml.bind.JAXBException;
37 import javax.xml.bind.Unmarshaller;
38 import javax.xml.transform.stream.StreamSource;
39 import java.io.StringReader;
42 public class PojoLoader extends Loader {
44 private static final EELFLogger LOGGER = EELFManager.getInstance().getLogger(PojoLoader.class);
45 private static final String POJO_BASE_PACKAGE_NAME = "org.onap.aai.domain.yang";
47 protected JAXBContext context;
48 private final String pojoPackageName;
50 protected PojoLoader(Version version) {
51 super(version, ModelType.POJO);
53 if (!version.equals(AAIProperties.LATEST)) {
54 pojoPackageName = POJO_BASE_PACKAGE_NAME + "." + version;
56 pojoPackageName = POJO_BASE_PACKAGE_NAME;
60 context = JAXBContextFactory.createContext(pojoPackageName, this.getClass().getClassLoader());
61 } catch (JAXBException e) {
62 LOGGER.error("JAXBException while instantiation contect for PojoLoader " + LogFormatTools.getStackTop(e));
67 public Introspector introspectorFromName(String name) throws AAIUnknownObjectException {
68 return IntrospectorFactory.newInstance(ModelType.POJO, objectFromName(name));
72 public Object objectFromName(String name) throws AAIUnknownObjectException {
75 throw new AAIUnknownObjectException("null name passed in");
77 final String sanitizedName = NamingExceptions.getInstance().getObjectName(name);
78 final String upperCamel;
80 //Contains any uppercase, then assume it's upper camel
81 if (sanitizedName.matches(".*[A-Z].*")) {
82 upperCamel = sanitizedName;
84 upperCamel = CaseFormat.LOWER_HYPHEN.to(CaseFormat.UPPER_CAMEL, sanitizedName);
87 final String objectClassName;
89 if (!upperCamel.contains(pojoPackageName)) {
90 objectClassName = pojoPackageName + "." + upperCamel;
92 objectClassName = upperCamel;
96 return Class.forName(objectClassName).newInstance();
97 } catch (InstantiationException | IllegalAccessException | ClassNotFoundException e) {
98 throw new AAIUnknownObjectException("Unrecognized AAI object " + name);
103 protected void process(Version version) {
104 LOGGER.warn("PojoLoader.process(Version) has not been implemented");
108 public Introspector unmarshal(String type, String json, MediaType mediaType) throws AAIUnmarshallingException {
111 final Unmarshaller unmarshaller = context.createUnmarshaller();
113 if (mediaType.equals(MediaType.APPLICATION_JSON_TYPE)) {
114 unmarshaller.setProperty(UnmarshallerProperties.MEDIA_TYPE, "application/json");
115 unmarshaller.setProperty(UnmarshallerProperties.JSON_INCLUDE_ROOT, false);
116 unmarshaller.setProperty(UnmarshallerProperties.JSON_WRAPPER_AS_ARRAY_NAME, true);
119 final Object clazz = objectFromName(type);
120 final Object obj = unmarshaller.unmarshal(new StreamSource(new StringReader(json)), clazz.getClass()).getValue();
122 return IntrospectorFactory.newInstance(ModelType.POJO, obj);
123 } catch (JAXBException e) {
124 ErrorLogHelper.logError("AAI_4007", "Could not unmarshall: " + e.getMessage());
125 throw new AAIUnmarshallingException("Could not unmarshall: " + e.getMessage());
126 } catch (AAIUnknownObjectException e) {
127 throw new AAIUnmarshallingException("Could not unmarshall: " + e.getMessage(), e);
132 public Map<String, Introspector> getAllObjects() {