2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright © 2017-2018 AT&T Intellectual Property. All rights reserved.
6 * Copyright © 2017-2018 Amdocs
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=========================================================
21 package org.onap.crud.parser;
23 import java.util.ArrayList;
24 import java.util.HashMap;
25 import java.util.List;
27 import org.onap.crud.entity.Edge;
28 import org.onap.crud.entity.Vertex;
29 import org.onap.crud.exception.CrudException;
30 import org.onap.crud.service.BulkPayload;
31 import org.onap.crud.service.EdgePayload;
32 import org.onap.crud.service.VertexPayload;
33 import org.onap.schema.EdgeRulesLoader;
34 import com.google.gson.Gson;
35 import com.google.gson.GsonBuilder;
36 import com.google.gson.JsonArray;
37 import com.google.gson.JsonElement;
38 import com.google.gson.JsonObject;
40 public class CrudResponseBuilder {
42 private static final Gson gson = new GsonBuilder().create();
44 public static final String SOURCE = "source";
45 public static final String TARGET = "target";
46 public static final String URL_BASE = "services/inventory/";
48 public static String buildUpsertBulkResponse(HashMap<String, Vertex> vertices, HashMap<String, Edge> edges,
49 String version, BulkPayload incomingPayload) throws CrudException {
51 for (JsonElement e : incomingPayload.getObjects()) {
52 List<Map.Entry<String, JsonElement>> entries = new ArrayList<Map.Entry<String, JsonElement>>(
53 e.getAsJsonObject().entrySet());
55 Map.Entry<String, JsonElement> item = entries.get(1);
57 Vertex responseVertex = vertices.get(item.getKey());
58 if (responseVertex != null) {
59 JsonObject v = gson.fromJson(buildUpsertVertexResponse(responseVertex, version), JsonObject.class);
62 item.setValue(gson.fromJson("{}", JsonObject.class));
66 for (JsonElement e : incomingPayload.getRelationships()) {
67 List<Map.Entry<String, JsonElement>> entries = new ArrayList<Map.Entry<String, JsonElement>>(
68 e.getAsJsonObject().entrySet());
70 Map.Entry<String, JsonElement> item = entries.get(1);
72 Edge responseEdge = edges.get(item.getKey());
73 if (responseEdge != null) {
74 JsonObject v = gson.fromJson(buildUpsertEdgeResponse(responseEdge, version), JsonObject.class);
77 item.setValue(gson.fromJson("{}", JsonObject.class));
81 return incomingPayload.toJson();
84 public static String buildUpsertVertexResponse(Vertex vertex, String version) throws CrudException {
85 VertexPayload payload = new VertexPayload();
86 payload.setId(vertex.getId().get());
87 payload.setType(vertex.getType());
88 payload.setUrl(URL_BASE + version + "/" + vertex.getType() + "/" + vertex.getId().get());
89 JsonObject props = new JsonObject();
90 for (String key : vertex.getProperties().keySet()) {
91 addJsonProperperty(props, key, vertex.getProperties().get(key));
93 payload.setProperties(props);
94 return payload.toJson();
97 public static String buildUpsertEdgeResponse(Edge edge, String version) throws CrudException {
98 return buildGetEdgeResponse(edge, version);
101 public static String buildGetVertexResponse(Vertex vertex, List<Edge> edges, String version) throws CrudException {
102 VertexPayload vertexPayload = new VertexPayload();
103 vertexPayload.setId(vertex.getId().get());
104 vertexPayload.setType(vertex.getType());
105 vertexPayload.setUrl(URL_BASE + version + "/" + vertex.getType() + "/" + vertex.getId().get());
106 JsonObject props = new JsonObject();
107 for (String key : vertex.getProperties().keySet()) {
108 addJsonProperperty(props, key, vertex.getProperties().get(key));
110 vertexPayload.setProperties(props);
111 List<EdgePayload> inEdges = new ArrayList<EdgePayload>();
112 List<EdgePayload> outEdges = new ArrayList<EdgePayload>();
113 for (Edge e : edges) {
114 if (e.getTarget().getId().get().equals(vertex.getId().get())) {
115 EdgePayload inEdge = new EdgePayload();
116 inEdge.setId(e.getId().get());
117 inEdge.setType(e.getType());
118 inEdge.setUrl(URL_BASE + "relationships/" + EdgeRulesLoader.getLatestSchemaVersion() + "/"
119 + e.getType() + "/" + e.getId().get());
120 inEdge.setSource(URL_BASE + version + "/" + e.getSource().getType() + "/" + e.getSource().getId().get());
123 } else if (e.getSource().getId().get().equals(vertex.getId().get())) {
124 EdgePayload outEdge = new EdgePayload();
125 outEdge.setId(e.getId().get());
126 outEdge.setType(e.getType());
127 outEdge.setUrl(URL_BASE + "relationships/" + EdgeRulesLoader.getLatestSchemaVersion() + "/"
128 + e.getType() + "/" + e.getId().get());
129 outEdge.setTarget(URL_BASE + version + "/" + e.getTarget().getType() + "/" + e.getTarget().getId().get());
130 outEdges.add(outEdge);
134 vertexPayload.setIn(inEdges);
135 vertexPayload.setOut(outEdges);
137 return vertexPayload.toJson();
140 public static String buildGetVerticesResponse(List<Vertex> items, String version) throws CrudException {
142 JsonArray arry = new JsonArray();
143 for (Vertex v : items) {
144 JsonObject item = new JsonObject();
145 item.addProperty("id", v.getId().get());
146 item.addProperty("type", v.getType());
147 item.addProperty("url", "services/inventory/" + version + "/" + v.getType() + "/" + v.getId().get());
148 if (!v.getProperties().isEmpty()) {
149 JsonObject propertiesObject = new JsonObject();
150 for (String key : v.getProperties().keySet()) {
151 propertiesObject.addProperty(key, v.getProperties().get(key).toString());
153 item.add("properties", propertiesObject);
159 return gson.toJson(arry);
162 public static String buildGetEdgeResponse(Edge edge, String version) throws CrudException {
164 EdgePayload payload = new EdgePayload();
165 payload.setId(edge.getId().get());
166 payload.setType(edge.getType());
167 payload.setUrl(URL_BASE + "relationships/" + version + "/" + edge.getType() + "/" + edge.getId().get());
168 payload.setSource(URL_BASE + version + "/" + edge.getSource().getType() + "/" + edge.getSource().getId().get());
169 payload.setTarget(URL_BASE + version + "/" + edge.getTarget().getType() + "/" + edge.getTarget().getId().get());
171 JsonObject props = new JsonObject();
172 for (String key : edge.getProperties().keySet()) {
173 addJsonProperperty(props, key, edge.getProperties().get(key));
175 payload.setProperties(props);
176 return payload.toJson();
179 public static String buildGetEdgesResponse(List<Edge> items, String version) throws CrudException {
181 JsonArray arry = new JsonArray();
182 for (Edge e : items) {
183 JsonObject item = new JsonObject();
184 item.addProperty("id", e.getId().get());
185 item.addProperty("type", e.getType());
186 item.addProperty("url", URL_BASE + "relationships/" + version + "/" + e.getType() + "/" + e.getId().get());
187 item.addProperty(SOURCE,
188 "services/inventory/" + version + "/" + e.getSource().getType() + "/" + e.getSource().getId().get());
189 item.addProperty(TARGET,
190 "services/inventory/" + version + "/" + e.getTarget().getType() + "/" + e.getTarget().getId().get());
194 return gson.toJson(arry);
197 private static void addJsonProperperty(JsonObject jsonObj, String key, Object value) {
198 if (value instanceof Integer) {
199 jsonObj.addProperty(key, (Integer) value);
200 } else if (value instanceof Boolean) {
201 jsonObj.addProperty(key, (Boolean) value);
202 } else if (value instanceof Double) {
203 jsonObj.addProperty(key, (Double) value);
204 } else if (value instanceof String) {
205 jsonObj.addProperty(key, (String) value);
207 jsonObj.addProperty(key, value.toString());