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.*;
27 import com.fasterxml.jackson.module.jaxb.JaxbAnnotationModule;
29 import org.onap.aai.exceptions.AAIException;
31 public class MapperUtil {
34 * Instantiates MapperUtil.
36 private MapperUtil() {
37 // prevent instantiation
43 * @param <T> the generic type
44 * @param clazz the clazz
45 * @param value the value
47 * @throws AAIException the AAI exception
49 public static <T> T readAsObjectOf(Class<T> clazz, String value) throws AAIException {
50 ObjectMapper mapper = new ObjectMapper();
52 return mapper.readValue(value, clazz);
53 } catch (Exception e) {
54 throw new AAIException("AAI_4007", e);
59 * Read with dashes as object of.
61 * @param <T> the generic type
62 * @param clazz the clazz
63 * @param value the value
65 * @throws AAIException the AAI exception
67 public static <T> T readWithDashesAsObjectOf(Class<T> clazz, String value) throws AAIException {
68 ObjectMapper mapper = new ObjectMapper();
70 mapper.registerModule(new JaxbAnnotationModule());
71 mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
72 mapper.configure(DeserializationFeature.UNWRAP_ROOT_VALUE, false);
74 return mapper.readValue(value, clazz);
75 } catch (Exception e) {
76 throw new AAIException("AAI_4007", e);
81 * Write as JSON string.
85 * @throws AAIException the AAI exception
87 public static String writeAsJSONString(Object obj) throws AAIException {
88 ObjectMapper mapper = new ObjectMapper();
90 return mapper.writeValueAsString(obj);
91 } catch (Exception e) {
92 throw new AAIException("AAI_4008", e);
97 * Write as JSON string with dashes.
101 * @throws AAIException the AAI exception
103 public static String writeAsJSONStringWithDashes(Object obj) throws AAIException {
104 ObjectMapper mapper = new ObjectMapper();
106 mapper.setSerializationInclusion(JsonInclude.Include.NON_NULL);
108 mapper.configure(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS, false);
109 mapper.configure(SerializationFeature.INDENT_OUTPUT, false);
110 mapper.configure(SerializationFeature.WRAP_ROOT_VALUE, false);
112 mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
113 mapper.configure(DeserializationFeature.UNWRAP_ROOT_VALUE, false);
115 mapper.registerModule(new JaxbAnnotationModule());
116 return mapper.writeValueAsString(obj);
117 } catch (Exception e) {
118 throw new AAIException("AAI_4008", e);