2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2017 AT&T Intellectual Property. All rights
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============================================
20 * ===================================================================
21 * ECOMP is a trademark and service mark of AT&T Intellectual Property.
24 package org.onap.clamp.clds.model.prop;
26 import com.att.eelf.configuration.EELFLogger;
27 import com.att.eelf.configuration.EELFManager;
28 import com.fasterxml.jackson.core.JsonParseException;
29 import com.fasterxml.jackson.databind.JsonMappingException;
30 import com.fasterxml.jackson.databind.JsonNode;
31 import com.fasterxml.jackson.databind.ObjectMapper;
32 import com.fasterxml.jackson.databind.node.ArrayNode;
33 import com.fasterxml.jackson.databind.node.ObjectNode;
35 import java.io.IOException;
36 import java.util.ArrayList;
37 import java.util.HashMap;
38 import java.util.Iterator;
39 import java.util.List;
41 import java.util.Map.Entry;
43 import org.onap.clamp.clds.service.CldsService;
46 * Parse Model BPMN properties.
48 * Example json: {"policy"
49 * :[{"id":"Policy_0oxeocn", "from":"StartEvent_1"}]}
51 public class ModelBpmn {
52 protected static final EELFLogger logger = EELFManager.getInstance()
53 .getLogger(CldsService.class);
54 protected static final EELFLogger auditLogger = EELFManager.getInstance().getAuditLogger();
56 // for each type, an array of entries
57 private final Map<String, List<ModelBpmnEntry>> entriesByType = new HashMap<>();
59 // for each id, an array of entries
60 private final Map<String, List<ModelBpmnEntry>> entriesById = new HashMap<>();
62 // List of all elementIds
63 private List<String> bpmnElementIds;
66 * Create ModelBpmn and populate maps from json
68 * @param modelBpmnPropText
71 * @throws JsonMappingException
72 * @throws JsonParseException
74 public static ModelBpmn create(String modelBpmnPropText) throws IOException {
75 ModelBpmn modelBpmn = new ModelBpmn();
76 ObjectMapper objectMapper = new ObjectMapper();
77 ObjectNode root = objectMapper.readValue(modelBpmnPropText, ObjectNode.class);
78 // iterate over each entry like:
79 // "Policy":[{"id":"Policy","from":"StartEvent_1"}]
80 Iterator<Entry<String, JsonNode>> entryItr = root.fields();
81 List<String> bpmnElementIdList = new ArrayList<>();
82 while (entryItr.hasNext()) {
84 Entry<String, JsonNode> entry = entryItr.next();
85 String type = entry.getKey();
86 ArrayNode arrayNode = (ArrayNode) entry.getValue();
87 // process each id/from object, like:
88 // {"id":"Policy","from":"StartEvent_1"}
89 for (JsonNode anArrayNode : arrayNode) {
90 ObjectNode node = (ObjectNode) anArrayNode;
91 String id = node.get("id").asText();
92 String fromId = node.get("from").asText();
93 ModelBpmnEntry modelBpmnEntry = new ModelBpmnEntry(type, id, fromId);
94 modelBpmn.addEntry(modelBpmnEntry);
95 bpmnElementIdList.add(id);
97 modelBpmn.setBpmnElementIds(bpmnElementIdList);
103 * Add entry to both maps.
107 private void addEntry(ModelBpmnEntry entry) {
108 addEntry(entriesByType, entry, entry.getType());
109 addEntry(entriesById, entry, entry.getId());
113 * Add an entry to provided map with provided key.
119 private static void addEntry(Map<String, List<ModelBpmnEntry>> map, ModelBpmnEntry entry, String key) {
120 List<ModelBpmnEntry> list = map.computeIfAbsent(key, k -> new ArrayList<>());
125 * This method verifies if the ModelElement Type (holmes, tca,
126 * ...) is in the list.
129 * A model Element type (tca, ...)
130 * @return true if the element is found or false otherwise
132 public boolean isModelElementTypeInList(String type) {
133 return entriesByType.get(type) != null;
137 * @return the id field given the ModelElement type
139 public String getId(String type) {
140 String modelElementId = "";
141 if (entriesByType.get(type) != null) {
142 modelElementId = entriesByType.get(type).get(0).getId();
144 return modelElementId;
148 * @return the fromId field given the ModelElement type
150 public String getFromId(String type) {
151 String modelElementFromIdId = "";
152 if (entriesByType.get(type) != null) {
153 modelElementFromIdId = entriesByType.get(type).get(0).getFromId();
155 return modelElementFromIdId;
159 * @return the ModelElement type given the ModelElement id
161 public String getType(String id) {
162 return entriesById.get(id).get(0).getType();
166 * @return list of elementIds from bpmn
168 public List<String> getBpmnElementIds() {
169 return bpmnElementIds;
172 public void setBpmnElementIds(List<String> bpmnElementIds) {
173 this.bpmnElementIds = bpmnElementIds;