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;
30 import org.onap.aai.exceptions.AAIException;
32 public class MapperUtil {
35 * Instantiates MapperUtil.
37 private MapperUtil() {
38 // prevent instantiation
44 * @param <T> the generic type
45 * @param clazz the clazz
46 * @param value the value
48 * @throws AAIException the AAI exception
50 public static <T> T readAsObjectOf(Class<T> clazz, String value) throws AAIException {
51 ObjectMapper mapper = new ObjectMapper();
53 return mapper.readValue(value, clazz);
54 } catch (Exception e) {
55 throw new AAIException("AAI_4007", e);
60 * Read with dashes as object of.
62 * @param <T> the generic type
63 * @param clazz the clazz
64 * @param value the value
66 * @throws AAIException the AAI exception
68 public static <T> T readWithDashesAsObjectOf(Class<T> clazz, String value) throws AAIException {
69 ObjectMapper mapper = new ObjectMapper();
71 mapper.registerModule(new JaxbAnnotationModule());
72 mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
73 mapper.configure(DeserializationFeature.UNWRAP_ROOT_VALUE, false);
75 return mapper.readValue(value, clazz);
76 } catch (Exception e) {
77 throw new AAIException("AAI_4007", e);
82 * Write as JSON string.
86 * @throws AAIException the AAI exception
88 public static String writeAsJSONString(Object obj) throws AAIException {
89 ObjectMapper mapper = new ObjectMapper();
91 return mapper.writeValueAsString(obj);
92 } catch (Exception e) {
93 throw new AAIException("AAI_4008", e);
98 * Write as JSON string with dashes.
102 * @throws AAIException the AAI exception
104 public static String writeAsJSONStringWithDashes(Object obj) throws AAIException {
105 ObjectMapper mapper = new ObjectMapper();
107 mapper.setSerializationInclusion(JsonInclude.Include.NON_NULL);
109 mapper.configure(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS, false);
110 mapper.configure(SerializationFeature.INDENT_OUTPUT, false);
111 mapper.configure(SerializationFeature.WRAP_ROOT_VALUE, false);
113 mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
114 mapper.configure(DeserializationFeature.UNWRAP_ROOT_VALUE, false);
116 mapper.registerModule(new JaxbAnnotationModule());
117 return mapper.writeValueAsString(obj);
118 } catch (Exception e) {
119 throw new AAIException("AAI_4008", e);