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.schema.EdgeRulesLoader;
31 import com.google.gson.Gson;
32 import com.google.gson.GsonBuilder;
33 import com.google.gson.JsonArray;
34 import com.google.gson.JsonElement;
35 import com.google.gson.JsonObject;
37 public class CrudResponseBuilder {
39 private static final Gson gson = new GsonBuilder().create();
41 public static final String SOURCE = "source";
42 public static final String TARGET = "target";
43 public static final String URL_BASE = "services/inventory/";
45 public static String buildUpsertBulkResponse(HashMap<String, Vertex> vertices, HashMap<String, Edge> edges,
46 String version, BulkPayload incomingPayload) throws CrudException {
48 for (JsonElement e : incomingPayload.getObjects()) {
49 List<Map.Entry<String, JsonElement>> entries = new ArrayList<Map.Entry<String, JsonElement>>(
50 e.getAsJsonObject().entrySet());
52 Map.Entry<String, JsonElement> item = entries.get(1);
54 Vertex responseVertex = vertices.get(item.getKey());
55 if (responseVertex != null) {
56 JsonObject v = gson.fromJson(buildUpsertVertexResponse(responseVertex, version), JsonObject.class);
59 item.setValue(gson.fromJson("{}", JsonObject.class));
63 for (JsonElement e : incomingPayload.getRelationships()) {
64 List<Map.Entry<String, JsonElement>> entries = new ArrayList<Map.Entry<String, JsonElement>>(
65 e.getAsJsonObject().entrySet());
67 Map.Entry<String, JsonElement> item = entries.get(1);
69 Edge responseEdge = edges.get(item.getKey());
70 if (responseEdge != null) {
71 JsonObject v = gson.fromJson(buildUpsertEdgeResponse(responseEdge, version), JsonObject.class);
74 item.setValue(gson.fromJson("{}", JsonObject.class));
78 return incomingPayload.toJson();
81 public static String buildUpsertVertexResponse(Vertex vertex, String version) throws CrudException {
82 VertexPayload payload = new VertexPayload();
83 payload.setId(vertex.getId().get());
84 payload.setType(vertex.getType());
85 payload.setUrl(URL_BASE + version + "/" + vertex.getType() + "/" + vertex.getId().get());
86 JsonObject props = new JsonObject();
87 for (String key : vertex.getProperties().keySet()) {
88 addJsonProperperty(props, key, vertex.getProperties().get(key));
90 payload.setProperties(props);
91 return payload.toJson();
94 public static String buildUpsertEdgeResponse(Edge edge, String version) throws CrudException {
95 return buildGetEdgeResponse(edge, version);
98 public static String buildGetVertexResponse(Vertex vertex, List<Edge> edges, String version) throws CrudException {
99 VertexPayload vertexPayload = new VertexPayload();
100 vertexPayload.setId(vertex.getId().get());
101 vertexPayload.setType(vertex.getType());
102 vertexPayload.setUrl(URL_BASE + version + "/" + vertex.getType() + "/" + vertex.getId().get());
103 JsonObject props = new JsonObject();
104 for (String key : vertex.getProperties().keySet()) {
105 addJsonProperperty(props, key, vertex.getProperties().get(key));
107 vertexPayload.setProperties(props);
108 List<EdgePayload> inEdges = new ArrayList<EdgePayload>();
109 List<EdgePayload> outEdges = new ArrayList<EdgePayload>();
110 for (Edge e : edges) {
111 if (e.getTarget().getId().get().equals(vertex.getId().get())) {
112 EdgePayload inEdge = new EdgePayload();
113 inEdge.setId(e.getId().get());
114 inEdge.setType(e.getType());
115 inEdge.setUrl(URL_BASE + "relationships/" + EdgeRulesLoader.getLatestSchemaVersion() + "/"
116 + e.getType() + "/" + e.getId().get());
117 inEdge.setSource(URL_BASE + version + "/" + e.getSource().getType() + "/" + e.getSource().getId().get());
120 } else if (e.getSource().getId().get().equals(vertex.getId().get())) {
121 EdgePayload outEdge = new EdgePayload();
122 outEdge.setId(e.getId().get());
123 outEdge.setType(e.getType());
124 outEdge.setUrl(URL_BASE + "relationships/" + EdgeRulesLoader.getLatestSchemaVersion() + "/"
125 + e.getType() + "/" + e.getId().get());
126 outEdge.setTarget(URL_BASE + version + "/" + e.getTarget().getType() + "/" + e.getTarget().getId().get());
127 outEdges.add(outEdge);
131 vertexPayload.setIn(inEdges);
132 vertexPayload.setOut(outEdges);
134 return vertexPayload.toJson();
137 public static String buildGetVerticesResponse(List<Vertex> items, String version) throws CrudException {
139 JsonArray arry = new JsonArray();
140 for (Vertex v : items) {
141 JsonObject item = new JsonObject();
142 item.addProperty("id", v.getId().get());
143 item.addProperty("type", v.getType());
144 item.addProperty("url", "services/inventory/" + version + "/" + v.getType() + "/" + v.getId().get());
145 if (!v.getProperties().isEmpty()) {
146 JsonObject propertiesObject = new JsonObject();
147 for (String key : v.getProperties().keySet()) {
148 propertiesObject.addProperty(key, v.getProperties().get(key).toString());
150 item.add("properties", propertiesObject);
156 return gson.toJson(arry);
159 public static String buildGetEdgeResponse(Edge edge, String version) throws CrudException {
161 EdgePayload payload = new EdgePayload();
162 payload.setId(edge.getId().get());
163 payload.setType(edge.getType());
164 payload.setUrl(URL_BASE + "relationships/" + version + "/" + edge.getType() + "/" + edge.getId().get());
165 payload.setSource(URL_BASE + version + "/" + edge.getSource().getType() + "/" + edge.getSource().getId().get());
166 payload.setTarget(URL_BASE + version + "/" + edge.getTarget().getType() + "/" + edge.getTarget().getId().get());
168 JsonObject props = new JsonObject();
169 for (String key : edge.getProperties().keySet()) {
170 addJsonProperperty(props, key, edge.getProperties().get(key));
172 payload.setProperties(props);
173 return payload.toJson();
176 public static String buildGetEdgesResponse(List<Edge> items, String version) throws CrudException {
178 JsonArray arry = new JsonArray();
179 for (Edge e : items) {
180 JsonObject item = new JsonObject();
181 item.addProperty("id", e.getId().get());
182 item.addProperty("type", e.getType());
183 item.addProperty("url", URL_BASE + "relationships/" + version + "/" + e.getType() + "/" + e.getId().get());
184 item.addProperty(SOURCE,
185 "services/inventory/" + version + "/" + e.getSource().getType() + "/" + e.getSource().getId().get());
186 item.addProperty(TARGET,
187 "services/inventory/" + version + "/" + e.getTarget().getType() + "/" + e.getTarget().getId().get());
191 return gson.toJson(arry);
194 private static void addJsonProperperty(JsonObject jsonObj, String key, Object value) {
195 if (value instanceof Integer) {
196 jsonObj.addProperty(key, (Integer) value);
197 } else if (value instanceof Boolean) {
198 jsonObj.addProperty(key, (Boolean) value);
199 } else if (value instanceof Double) {
200 jsonObj.addProperty(key, (Double) value);
201 } else if (value instanceof String) {
202 jsonObj.addProperty(key, (String) value);
204 jsonObj.addProperty(key, value.toString());