2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright © 2017 AT&T Intellectual Property.
6 * Copyright © 2017 Amdocs
8 * ================================================================================
9 * Licensed under the Apache License, Version 2.0 (the "License");
10 * you may not use this file except in compliance with the License.
11 * You may obtain a copy of the License at
13 * http://www.apache.org/licenses/LICENSE-2.0
15 * Unless required by applicable law or agreed to in writing, software
16 * distributed under the License is distributed on an "AS IS" BASIS,
17 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
18 * See the License for the specific language governing permissions and
19 * limitations under the License.
20 * ============LICENSE_END=========================================================
22 * ECOMP is a trademark and service mark of AT&T Intellectual Property.
24 package org.openecomp.crud.parser;
26 import com.google.gson.Gson;
27 import com.google.gson.GsonBuilder;
28 import com.google.gson.JsonArray;
29 import com.google.gson.JsonObject;
31 import org.openecomp.crud.entity.Edge;
32 import org.openecomp.crud.entity.Vertex;
33 import org.openecomp.crud.exception.CrudException;
34 import org.openecomp.crud.service.EdgePayload;
35 import org.openecomp.crud.service.VertexPayload;
36 import org.openecomp.schema.RelationshipSchemaLoader;
38 import java.util.ArrayList;
39 import java.util.List;
41 public class CrudResponseBuilder {
43 private static final Gson gson = new GsonBuilder().create();
45 public static final String SOURCE = "source";
46 public static final String TARGET = "target";
47 public static final String URL_BASE = "services/inventory/";
49 public static String buildUpsertVertexResponse(Vertex vertex, String version)
50 throws CrudException {
51 VertexPayload payload = new VertexPayload();
52 payload.setId(vertex.getId().get());
53 payload.setType(vertex.getType());
54 payload.setUrl(URL_BASE + version + "/" + vertex.getType() + "/" + vertex.getId().get());
55 JsonObject props = new JsonObject();
56 for (String key : vertex.getProperties().keySet()) {
57 addJsonProperperty(props, key, vertex.getProperties().get(key));
59 payload.setProperties(props);
60 return payload.toJson();
63 public static String buildUpsertEdgeResponse(Edge edge, String version) throws CrudException {
64 return buildGetEdgeResponse(edge, version);
67 public static String buildGetVertexResponse(Vertex vertex, List<Edge> edges, String version)
68 throws CrudException {
69 VertexPayload vertexPayload = new VertexPayload();
70 vertexPayload.setId(vertex.getId().get());
71 vertexPayload.setType(vertex.getType());
72 vertexPayload.setUrl(URL_BASE + version + "/" + vertex.getType() + "/" + vertex.getId().get());
73 JsonObject props = new JsonObject();
74 for (String key : vertex.getProperties().keySet()) {
75 addJsonProperperty(props, key, vertex.getProperties().get(key));
77 vertexPayload.setProperties(props);
78 List<EdgePayload> inEdges = new ArrayList<EdgePayload>();
79 List<EdgePayload> outEdges = new ArrayList<EdgePayload>();
80 for (Edge e : edges) {
81 if (e.getTarget().getId().get().equals(vertex.getId().get())) {
82 EdgePayload inEdge = new EdgePayload();
83 inEdge.setId(e.getId().get());
84 inEdge.setType(e.getType());
85 inEdge.setUrl(URL_BASE + "relationships/"
86 + RelationshipSchemaLoader.getLatestSchemaVersion()
87 + "/" + e.getType() + "/" + e.getId().get());
89 URL_BASE + version + "/" + e.getSource().getType() + "/" + e.getSource().getId().get());
92 } else if (e.getSource().getId().get().equals(vertex.getId().get())) {
93 EdgePayload outEdge = new EdgePayload();
94 outEdge.setId(e.getId().get());
95 outEdge.setType(e.getType());
96 outEdge.setUrl(URL_BASE + "relationships/"
97 + RelationshipSchemaLoader.getLatestSchemaVersion()
98 + "/" + e.getType() + "/" + e.getId().get());
100 URL_BASE + version + "/" + e.getTarget().getType() + "/" + e.getTarget().getId().get());
101 outEdges.add(outEdge);
106 vertexPayload.setIn(inEdges);
107 vertexPayload.setOut(outEdges);
109 return vertexPayload.toJson();
112 public static String buildGetVerticesResponse(List<Vertex> items, String version)
113 throws CrudException {
115 JsonArray arry = new JsonArray();
116 for (Vertex v : items) {
117 JsonObject item = new JsonObject();
118 item.addProperty("id", v.getId().get());
119 item.addProperty("type", v.getType());
120 item.addProperty("url", "services/inventory/" + version + "/"
121 + v.getType() + "/" + v.getId().get());
126 return gson.toJson(arry);
129 public static String buildGetEdgeResponse(Edge edge, String version) throws CrudException {
131 EdgePayload payload = new EdgePayload();
132 payload.setId(edge.getId().get());
133 payload.setType(edge.getType());
134 payload.setUrl(URL_BASE + "relationships/" + version + "/" + edge.getType()
135 + "/" + edge.getId().get());
137 URL_BASE + version + "/" + edge.getSource().getType()
138 + "/" + edge.getSource().getId().get());
140 URL_BASE + version + "/" + edge.getTarget().getType()
141 + "/" + edge.getTarget().getId().get());
143 JsonObject props = new JsonObject();
144 for (String key : edge.getProperties().keySet()) {
145 addJsonProperperty(props, key, edge.getProperties().get(key));
147 payload.setProperties(props);
148 return payload.toJson();
151 public static String buildGetEdgesResponse(List<Edge> items, String version)
152 throws CrudException {
154 JsonArray arry = new JsonArray();
155 for (Edge e : items) {
156 JsonObject item = new JsonObject();
157 item.addProperty("id", e.getId().get());
158 item.addProperty("type", e.getType());
159 item.addProperty("url", URL_BASE + "relationships/" + version + "/" + e.getType()
160 + "/" + e.getId().get());
161 item.addProperty(SOURCE, "services/inventory/" + version + "/" + e.getSource().getType()
162 + "/" + e.getSource().getId().get());
163 item.addProperty(TARGET, "services/inventory/" + version + "/" + e.getTarget().getType()
164 + "/" + e.getTarget().getId().get());
168 return gson.toJson(arry);
171 private static void addJsonProperperty(JsonObject jsonObj, String key, Object value) {
172 if (value instanceof Integer) {
173 jsonObj.addProperty(key, (Integer) value);
174 } else if (value instanceof Boolean) {
175 jsonObj.addProperty(key, (Boolean) value);
176 } else if (value instanceof Double) {
177 jsonObj.addProperty(key, (Double) value);
178 } else if (value instanceof String) {
179 jsonObj.addProperty(key, (String) value);
181 jsonObj.addProperty(key, value.toString());