2 * ============LICENSE_START=======================================================
3 * Copyright (C) 2019 Nordix Foundation.
4 * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
5 * ================================================================================
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at
10 * http://www.apache.org/licenses/LICENSE-2.0
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
18 * SPDX-License-Identifier: Apache-2.0
19 * ============LICENSE_END=========================================================
22 package org.onap.policy.models.tosca.simple.serialization;
24 import com.google.gson.JsonDeserializationContext;
25 import com.google.gson.JsonDeserializer;
26 import com.google.gson.JsonElement;
27 import com.google.gson.JsonObject;
28 import com.google.gson.JsonSerializationContext;
29 import com.google.gson.JsonSerializer;
31 import java.lang.reflect.Type;
33 import lombok.NonNull;
35 import org.onap.policy.models.base.PfConceptKey;
36 import org.onap.policy.models.tosca.simple.concepts.ToscaServiceTemplate;
37 import org.onap.policy.models.tosca.simple.concepts.ToscaTopologyTemplate;
40 * GSON type adapter for TOSCA policies.
42 * @author Liam Fallon (liam.fallon@est.tech)
43 * @author Chenfei Gao (cgao@research.att.com)
45 public class ToscaServiceTemplateJsonAdapter
46 implements JsonSerializer<ToscaServiceTemplate>, JsonDeserializer<ToscaServiceTemplate> {
48 private static final String TOPOLOGY_TEMPLATE = "topology_template";
49 private static final String TOSCA_DEFINITIONS_VERSION = "tosca_definitions_version";
52 public ToscaServiceTemplate deserialize(@NonNull final JsonElement serviceTemplateElement, @NonNull final Type type,
53 @NonNull final JsonDeserializationContext context) {
56 final JsonObject serviceTemplateJsonObject = serviceTemplateElement.getAsJsonObject();
58 // The outgoing object
59 final PfConceptKey serviceTemplateKey = new PfConceptKey("IncomingServiceTemplate", "0.0.1");
60 final ToscaServiceTemplate serviceTemplate = new ToscaServiceTemplate(serviceTemplateKey);
62 .setToscaDefinitionsVersion(serviceTemplateJsonObject.get(TOSCA_DEFINITIONS_VERSION).getAsString());
64 if (serviceTemplateJsonObject.has(TOPOLOGY_TEMPLATE)) {
65 serviceTemplate.setTopologyTemplate(new ToscaTopologyTemplateJsonAdapter().deserialize(
66 serviceTemplateJsonObject.get(TOPOLOGY_TEMPLATE), ToscaTopologyTemplate.class, context));
69 // Set the parent key of the topology template to be this service template
70 serviceTemplate.getTopologyTemplate().getKey().setParentConceptKey(serviceTemplateKey);
72 return serviceTemplate;
76 public JsonElement serialize(@NonNull final ToscaServiceTemplate serviceTemplate, @NonNull final Type type,
77 @NonNull final JsonSerializationContext context) {
79 JsonObject serviceTemplateJsonObject = new JsonObject();
80 JsonElement topologyTemplateJsonElement = new ToscaTopologyTemplateJsonAdapter()
81 .serialize(serviceTemplate.getTopologyTemplate(), type, context);
83 serviceTemplateJsonObject.addProperty(TOSCA_DEFINITIONS_VERSION, serviceTemplate.getToscaDefinitionsVersion());
84 serviceTemplateJsonObject.add(TOPOLOGY_TEMPLATE, topologyTemplateJsonElement);
86 return serviceTemplateJsonObject;