2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
6 * ================================================================================
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 * ============LICENSE_END=========================================================
21 package org.onap.so.client.graphinventory.entities;
23 import java.io.IOException;
24 import java.util.ArrayList;
25 import java.util.HashMap;
26 import java.util.List;
28 import java.util.Optional;
29 import java.util.function.Predicate;
30 import org.onap.so.client.graphinventory.GraphInventoryCommonObjectMapperProvider;
31 import org.onap.so.client.graphinventory.GraphInventoryObjectName;
32 import org.onap.so.client.graphinventory.GraphInventoryObjectType;
33 import org.onap.so.client.graphinventory.entities.uri.GraphInventorySingleResourceUri;
34 import org.onap.so.jsonpath.JsonPathUtil;
35 import com.fasterxml.jackson.core.type.TypeReference;
36 import com.fasterxml.jackson.databind.ObjectMapper;
38 public abstract class GraphInventoryRelationships<Wrapper extends GraphInventoryResultWrapper<?>, Uri extends GraphInventorySingleResourceUri<?, ?, ?, ?>, Type extends GraphInventoryObjectType> {
40 protected final ObjectMapper mapper;
41 protected Map<String, Object> map;
42 protected final String jsonBody;
44 public GraphInventoryRelationships(String json) {
46 this.mapper = new GraphInventoryCommonObjectMapperProvider().getMapper();
48 this.map = mapper.readValue(json, new TypeReference<Map<String, Object>>() {});
49 } catch (IOException e) {
50 this.map = new HashMap<>();
54 public List<Wrapper> getByType(GraphInventoryObjectName type) {
56 return this.getAll(Optional.of(type));
59 public List<Wrapper> getAll() {
61 return this.getAll(Optional.empty());
65 public List<String> getRelatedLinks() {
66 return this.getRelatedLinks(Optional.empty());
69 public List<String> getRelatedLinks(GraphInventoryObjectName type) {
70 return this.getRelatedLinks(Optional.of(type));
73 public List<Uri> getRelatedUris() {
74 return this.getRelatedUris(x -> true);
77 public List<Uri> getRelatedUris(GraphInventoryObjectName type) {
78 return this.getRelatedUris(x -> type.typeName().equals(x));
81 protected List<Uri> getRelatedUris(Predicate<String> p) {
82 List<Uri> result = new ArrayList<>();
83 if (map.containsKey("relationship")) {
84 List<Map<String, Object>> relationships = (List<Map<String, Object>>) map.get("relationship");
85 for (Map<String, Object> relationship : relationships) {
86 final String relatedTo = (String) relationship.get("related-to");
87 if (p.test(relatedTo)) {
89 type = fromTypeName(relatedTo);
90 final String relatedLink = (String) relationship.get("related-link");
92 result.add(createUri(type, relatedLink));
101 protected List<Wrapper> getAll(final Optional<GraphInventoryObjectName> type) {
102 List<Uri> relatedLinks;
103 if (type.isPresent()) {
104 relatedLinks = this.getRelatedUris(type.get());
106 relatedLinks = this.getRelatedUris();
108 ArrayList<Wrapper> result = new ArrayList<>();
109 for (Uri link : relatedLinks) {
110 result.add(this.get(link));
115 protected abstract Wrapper get(Uri uri);
117 protected abstract Uri createUri(Type type, String relatedLink);
119 protected abstract Type fromTypeName(String name);
121 protected List<String> getRelatedLinks(Optional<GraphInventoryObjectName> type) {
123 if (type.isPresent()) {
124 matcher = "[?(@.related-to=='" + type.get().typeName() + "')]";
126 return JsonPathUtil.getInstance().locateResultList(this.jsonBody,
127 String.format("$.relationship%s.related-link", matcher));
130 public String getJson() {
131 return this.jsonBody;