2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright © 2017-2018 AT&T Intellectual Property. All rights reserved.
6 * ================================================================================
7 * Modifications Copyright © 2018 IBM.
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=========================================================
23 package org.onap.aai.util;
25 import com.fasterxml.jackson.annotation.JsonInclude;
26 import com.fasterxml.jackson.databind.DeserializationFeature;
27 import com.fasterxml.jackson.databind.ObjectMapper;
28 import com.fasterxml.jackson.databind.SerializationFeature;
29 import com.fasterxml.jackson.module.jaxb.JaxbAnnotationModule;
31 import org.onap.aai.exceptions.AAIException;
33 public class MapperUtil {
36 * Instantiates MapperUtil.
38 private MapperUtil() {
39 // prevent instantiation
45 * @param <T> the generic type
46 * @param clazz the clazz
47 * @param value the value
49 * @throws AAIException the AAI exception
51 public static <T> T readAsObjectOf(Class<T> clazz, String value) throws AAIException {
52 ObjectMapper mapper = new ObjectMapper();
54 return mapper.readValue(value, clazz);
55 } catch (Exception e) {
56 throw new AAIException("AAI_4007", e);
61 * Read with dashes as object of.
63 * @param <T> the generic type
64 * @param clazz the clazz
65 * @param value the value
67 * @throws AAIException the AAI exception
69 public static <T> T readWithDashesAsObjectOf(Class<T> clazz, String value) throws AAIException {
70 ObjectMapper mapper = new ObjectMapper();
72 mapper.registerModule(new JaxbAnnotationModule());
73 mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
74 mapper.configure(DeserializationFeature.UNWRAP_ROOT_VALUE, false);
76 return mapper.readValue(value, clazz);
77 } catch (Exception e) {
78 throw new AAIException("AAI_4007", e);
83 * Write as JSON string.
87 * @throws AAIException the AAI exception
89 public static String writeAsJSONString(Object obj) throws AAIException {
90 ObjectMapper mapper = new ObjectMapper();
92 return mapper.writeValueAsString(obj);
93 } catch (Exception e) {
94 throw new AAIException("AAI_4008", e);
99 * Write as JSON string with dashes.
103 * @throws AAIException the AAI exception
105 public static String writeAsJSONStringWithDashes(Object obj) throws AAIException {
106 ObjectMapper mapper = new ObjectMapper();
108 mapper.setSerializationInclusion(JsonInclude.Include.NON_NULL);
110 mapper.configure(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS, false);
111 mapper.configure(SerializationFeature.INDENT_OUTPUT, false);
112 mapper.configure(SerializationFeature.WRAP_ROOT_VALUE, false);
114 mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
115 mapper.configure(DeserializationFeature.UNWRAP_ROOT_VALUE, false);
117 mapper.registerModule(new JaxbAnnotationModule());
118 return mapper.writeValueAsString(obj);
119 } catch (Exception e) {
120 throw new AAIException("AAI_4008", e);