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.ToscaDataTypes;
37 import org.onap.policy.models.tosca.simple.concepts.ToscaPolicyTypes;
38 import org.onap.policy.models.tosca.simple.concepts.ToscaServiceTemplate;
39 import org.onap.policy.models.tosca.simple.concepts.ToscaTopologyTemplate;
40 import org.slf4j.Logger;
41 import org.slf4j.LoggerFactory;
44 * GSON type adapter for TOSCA policies.
46 * @author Liam Fallon (liam.fallon@est.tech)
47 * @author Chenfei Gao (cgao@research.att.com)
49 public class ToscaServiceTemplateJsonAdapter
50 implements JsonSerializer<ToscaServiceTemplate>, JsonDeserializer<ToscaServiceTemplate> {
52 private static final Logger LOGGER = LoggerFactory.getLogger(ToscaServiceTemplateJsonAdapter.class);
54 private static final String TOPOLOGY_TEMPLATE = "topology_template";
55 private static final String TOSCA_DEFINITIONS_VERSION = "tosca_definitions_version";
56 private static final String POLICY_TYPES = "policy_types";
57 private static final String DATA_TYPES = "data_types";
60 public ToscaServiceTemplate deserialize(@NonNull final JsonElement serviceTemplateElement, @NonNull final Type type,
61 @NonNull final JsonDeserializationContext context) {
64 final JsonObject serviceTemplateJsonObject = serviceTemplateElement.getAsJsonObject();
66 // The outgoing object
67 final PfConceptKey serviceTemplateKey = new PfConceptKey("IncomingServiceTemplate", "0.0.1");
68 final ToscaServiceTemplate serviceTemplate = new ToscaServiceTemplate(serviceTemplateKey);
70 // Set tosca_definitions_version
72 .setToscaDefinitionsVersion(serviceTemplateJsonObject.get(TOSCA_DEFINITIONS_VERSION).getAsString());
74 // Set topology_template
75 if (serviceTemplateJsonObject.has(TOPOLOGY_TEMPLATE)) {
76 serviceTemplate.setTopologyTemplate(new ToscaTopologyTemplateJsonAdapter().deserialize(
77 serviceTemplateJsonObject.get(TOPOLOGY_TEMPLATE), ToscaTopologyTemplate.class, context));
78 serviceTemplate.getTopologyTemplate().getKey().setParentConceptKey(serviceTemplateKey);
82 if (serviceTemplateJsonObject.has(POLICY_TYPES)) {
83 serviceTemplate.setPolicyTypes(new ToscaPolicyTypesJsonAdapter().deserialize(
84 serviceTemplateJsonObject.get(POLICY_TYPES), ToscaPolicyTypes.class, context));
88 if (serviceTemplateJsonObject.has(DATA_TYPES)) {
89 serviceTemplate.setDataTypes(new ToscaDataTypesJsonAdapter().deserialize(
90 serviceTemplateJsonObject.get(DATA_TYPES), ToscaDataTypes.class, context));
93 return serviceTemplate;
97 public JsonElement serialize(@NonNull final ToscaServiceTemplate serviceTemplate, @NonNull final Type type,
98 @NonNull final JsonSerializationContext context) {
100 JsonObject serviceTemplateJsonObject = new JsonObject();
102 // Serialize tosca_definitions_version
103 if (serviceTemplate.getToscaDefinitionsVersion() != null) {
104 serviceTemplateJsonObject.addProperty(
105 TOSCA_DEFINITIONS_VERSION, serviceTemplate.getToscaDefinitionsVersion());
108 // Serialize topoligy_template
109 if (serviceTemplate.getTopologyTemplate() != null) {
110 JsonElement topologyTemplateJsonElement = new ToscaTopologyTemplateJsonAdapter()
111 .serialize(serviceTemplate.getTopologyTemplate(), type, context);
112 serviceTemplateJsonObject.add(TOPOLOGY_TEMPLATE, topologyTemplateJsonElement);
115 // Serialize policy_types
116 if (serviceTemplate.getPolicyTypes() != null) {
117 JsonElement policyTypesJsonElement = new ToscaPolicyTypesJsonAdapter()
118 .serialize(serviceTemplate.getPolicyTypes(), type, context);
119 serviceTemplateJsonObject.add(POLICY_TYPES, policyTypesJsonElement);
122 // Serialize data_types
123 if (serviceTemplate.getDataTypes() != null) {
124 JsonElement dataTypesJsonElement = new ToscaDataTypesJsonAdapter()
125 .serialize(serviceTemplate.getDataTypes(), type, context);
126 serviceTemplateJsonObject.add(DATA_TYPES, dataTypesJsonElement);
129 return serviceTemplateJsonObject;