2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2017-2019 AT&T Intellectual Property. All rights reserved.
6 * Modifications Copyright (C) 2019 Nordix Foundation.
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=========================================================
22 package org.onap.policy.appclcm.util;
24 import com.google.gson.Gson;
25 import com.google.gson.GsonBuilder;
26 import com.google.gson.JsonDeserializationContext;
27 import com.google.gson.JsonDeserializer;
28 import com.google.gson.JsonElement;
29 import com.google.gson.JsonPrimitive;
30 import com.google.gson.JsonSerializationContext;
31 import com.google.gson.JsonSerializer;
33 import java.lang.reflect.Type;
34 import java.time.Instant;
36 public final class Serialization {
37 public static final Gson gsonPretty = new GsonBuilder().disableHtmlEscaping().setPrettyPrinting()
38 .registerTypeAdapter(Instant.class, new InstantAdapter()).create();
40 public static final Gson gson =
41 new GsonBuilder().disableHtmlEscaping().registerTypeAdapter(Instant.class, new InstantAdapter()).create();
43 public static final Gson gsonJunit = new GsonBuilder().disableHtmlEscaping().setPrettyPrinting()
44 .registerTypeAdapter(Instant.class, new InstantJunitAdapter()).create();
46 private Serialization() {
47 // Private constructor to prevent subclassing
50 public static class InstantAdapter implements JsonSerializer<Instant>, JsonDeserializer<Instant> {
53 public Instant deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context) {
54 return Instant.parse(json.getAsString());
58 public JsonElement serialize(Instant src, Type typeOfSrc, JsonSerializationContext context) {
59 return new JsonPrimitive(src.toString());
64 public static class InstantJunitAdapter implements JsonSerializer<Instant>, JsonDeserializer<Instant> {
67 public Instant deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context) {
68 return Instant.ofEpochMilli(json.getAsLong());
72 public JsonElement serialize(Instant src, Type typeOfSrc, JsonSerializationContext context) {
73 return new JsonPrimitive(src.toEpochMilli());