2 * ============LICENSE_START=======================================================
3 * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
4 * ================================================================================
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
17 * SPDX-License-Identifier: Apache-2.0
18 * ============LICENSE_END=========================================================
21 package org.onap.policy.models.tosca.simple.serialization;
23 import com.google.gson.JsonArray;
24 import com.google.gson.JsonDeserializationContext;
25 import com.google.gson.JsonDeserializer;
26 import com.google.gson.JsonElement;
27 import com.google.gson.JsonSerializationContext;
28 import com.google.gson.JsonSerializer;
30 import java.lang.reflect.Type;
31 import java.util.Iterator;
32 import javax.ws.rs.core.Response;
33 import lombok.NonNull;
35 import org.onap.policy.models.base.PfConceptKey;
36 import org.onap.policy.models.base.PfModelRuntimeException;
37 import org.onap.policy.models.tosca.simple.concepts.JpaToscaPolicyType;
38 import org.onap.policy.models.tosca.simple.concepts.JpaToscaPolicyTypes;
39 import org.slf4j.Logger;
40 import org.slf4j.LoggerFactory;
43 * GSON type adapter for TOSCA policy types.
45 * @author Chenfei Gao (cgao@research.att.com)
47 public class ToscaPolicyTypesJsonAdapter implements JsonSerializer<JpaToscaPolicyTypes>,
48 JsonDeserializer<JpaToscaPolicyTypes> {
50 private static final Logger LOGGER = LoggerFactory.getLogger(ToscaPolicyTypesJsonAdapter.class);
53 public JpaToscaPolicyTypes deserialize(@NonNull final JsonElement policyTypesElement, @NonNull final Type type,
54 @NonNull final JsonDeserializationContext context) {
57 final JsonArray policyTypesJsonArray = policyTypesElement.getAsJsonArray();
59 // The outgoing object
60 final PfConceptKey policyTypesKey = new PfConceptKey("IncomingPolicyTypes", "0.0.1");
61 final JpaToscaPolicyTypes policyTypes = new JpaToscaPolicyTypes(policyTypesKey);
63 // Get the policyTypes
64 Iterator<JsonElement> policyTypesIterator = policyTypesJsonArray.iterator();
65 while (policyTypesIterator.hasNext()) {
66 JpaToscaPolicyType policyType = new ToscaPolicyTypeJsonAdapter()
67 .deserialize(policyTypesIterator.next(), JpaToscaPolicyType.class, context);
69 policyTypes.getConceptMap().put(policyType.getKey(), policyType);
76 public JsonElement serialize(@NonNull final JpaToscaPolicyTypes policyTypes, @NonNull final Type type,
77 @NonNull final JsonSerializationContext context) {
79 JsonArray policyTypesJsonArray = new JsonArray();
81 if (policyTypes.getConceptMap().isEmpty()) {
82 String errorMessage = "policy type list is empty";
83 LOGGER.debug(errorMessage);
84 throw new PfModelRuntimeException(Response.Status.INTERNAL_SERVER_ERROR, errorMessage);
87 for (JpaToscaPolicyType policyType: policyTypes.getConceptMap().values()) {
88 JsonElement policyTypeEntry = new ToscaPolicyTypeJsonAdapter().serialize(policyType, type, context);
89 policyTypesJsonArray.add(policyTypeEntry);
92 return policyTypesJsonArray;