2 * ============LICENSE_START=======================================================
3 * Copyright (C) 2021 Nordix Foundation.
4 * ================================================================================
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
17 * SPDX-License-Identifier: Apache-2.0
18 * ============LICENSE_END=========================================================
21 package org.onap.policy.clamp.controlloop.runtime.commissioning;
23 import java.io.Closeable;
24 import java.io.IOException;
25 import java.util.ArrayList;
26 import java.util.Collections;
27 import java.util.List;
29 import java.util.stream.Collectors;
30 import org.apache.commons.collections4.CollectionUtils;
31 import org.apache.commons.collections4.MapUtils;
32 import org.onap.policy.clamp.controlloop.models.controlloop.persistence.provider.ControlLoopProvider;
33 import org.onap.policy.clamp.controlloop.models.messages.rest.commissioning.CommissioningResponse;
34 import org.onap.policy.clamp.controlloop.runtime.main.parameters.ClRuntimeParameterGroup;
35 import org.onap.policy.models.base.PfModelException;
36 import org.onap.policy.models.base.PfModelRuntimeException;
37 import org.onap.policy.models.provider.PolicyModelsProvider;
38 import org.onap.policy.models.provider.PolicyModelsProviderFactory;
39 import org.onap.policy.models.tosca.authorative.concepts.ToscaConceptIdentifier;
40 import org.onap.policy.models.tosca.authorative.concepts.ToscaNodeTemplate;
41 import org.onap.policy.models.tosca.authorative.concepts.ToscaServiceTemplate;
42 import org.onap.policy.models.tosca.authorative.concepts.ToscaServiceTemplates;
43 import org.onap.policy.models.tosca.authorative.concepts.ToscaTypedEntityFilter;
44 import org.springframework.stereotype.Component;
47 * This class provides the create, read and delete actions on Commissioning of Control Loop concepts in the database to
51 public class CommissioningProvider implements Closeable {
52 public static final String CONTROL_LOOP_NODE_TYPE = "org.onap.policy.clamp.controlloop.ControlLoop";
54 private final PolicyModelsProvider modelsProvider;
55 private final ControlLoopProvider clProvider;
57 private static final Object lockit = new Object();
60 * Create a commissioning provider.
62 * @param controlLoopParameters the parameters for access to the database
63 * @throws PfModelRuntimeException on errors creating the database provider
65 public CommissioningProvider(ClRuntimeParameterGroup controlLoopParameters) {
67 modelsProvider = new PolicyModelsProviderFactory()
68 .createPolicyModelsProvider(controlLoopParameters.getDatabaseProviderParameters());
69 } catch (PfModelException e) {
70 throw new PfModelRuntimeException(e);
74 clProvider = new ControlLoopProvider(controlLoopParameters.getDatabaseProviderParameters());
75 } catch (PfModelException e) {
76 throw new PfModelRuntimeException(e);
81 public void close() throws IOException {
83 modelsProvider.close();
85 } catch (PfModelException e) {
86 throw new IOException("error closing modelsProvider", e);
91 * Create control loops from a service template.
93 * @param serviceTemplate the service template
94 * @return the result of the commissioning operation
95 * @throws PfModelException on creation errors
97 public CommissioningResponse createControlLoopDefinitions(ToscaServiceTemplate serviceTemplate)
98 throws PfModelException {
99 synchronized (lockit) {
100 modelsProvider.createServiceTemplate(serviceTemplate);
103 var response = new CommissioningResponse();
105 response.setAffectedControlLoopDefinitions(serviceTemplate.getToscaTopologyTemplate().getNodeTemplates()
108 .map(template -> template.getKey().asIdentifier())
109 .collect(Collectors.toList()));
116 * Delete the control loop definition with the given name and version.
118 * @param name the name of the control loop definition to delete
119 * @param version the version of the control loop to delete
120 * @return the result of the deletion
121 * @throws PfModelException on deletion errors
123 public CommissioningResponse deleteControlLoopDefinition(String name, String version) throws PfModelException {
124 synchronized (lockit) {
125 modelsProvider.deleteServiceTemplate(name, version);
128 var response = new CommissioningResponse();
129 response.setAffectedControlLoopDefinitions(
130 Collections.singletonList(new ToscaConceptIdentifier(name, version)));
136 * Get control loop node templates.
138 * @param clName the name of the control loop, null for all
139 * @param clVersion the version of the control loop, null for all
140 * @return list of control loop node templates
141 * @throws PfModelException on errors getting control loop definitions
143 public List<ToscaNodeTemplate> getControlLoopDefinitions(String clName, String clVersion) throws PfModelException {
146 ToscaTypedEntityFilter<ToscaNodeTemplate> nodeTemplateFilter = ToscaTypedEntityFilter
147 .<ToscaNodeTemplate>builder()
150 .type(CONTROL_LOOP_NODE_TYPE)
154 return clProvider.getFilteredNodeTemplates(nodeTemplateFilter);
158 * Get the control loop elements from a control loop node template.
160 * @param controlLoopNodeTemplate the control loop node template
161 * @return a list of the control loop element node templates in a control loop node template
162 * @throws PfModelException on errors get control loop element node templates
164 public List<ToscaNodeTemplate> getControlLoopElementDefinitions(ToscaNodeTemplate controlLoopNodeTemplate)
165 throws PfModelException {
166 if (!CONTROL_LOOP_NODE_TYPE.equals(controlLoopNodeTemplate.getType())) {
167 return Collections.emptyList();
170 if (MapUtils.isEmpty(controlLoopNodeTemplate.getProperties())) {
171 return Collections.emptyList();
174 @SuppressWarnings("unchecked")
175 List<Map<String, String>> controlLoopElements =
176 (List<Map<String, String>>) controlLoopNodeTemplate.getProperties().get("elements");
178 if (CollectionUtils.isEmpty(controlLoopElements)) {
179 return Collections.emptyList();
182 List<ToscaNodeTemplate> controlLoopElementList = new ArrayList<>();
184 controlLoopElementList.addAll(
187 .map(elementMap -> clProvider.getNodeTemplates(elementMap.get("name"),
188 elementMap.get("version")))
189 .flatMap(List::stream)
190 .collect(Collectors.toList())
194 return controlLoopElementList;
198 * Get the requested control loop definitions.
200 * @param name the name of the definition to get, null for all definitions
201 * @param version the version of the definition to get, null for all definitions
202 * @return the control loop definitions
203 * @throws PfModelException on errors getting control loop definitions
205 public ToscaServiceTemplate getToscaServiceTemplate(String name, String version) throws PfModelException {
206 var serviceTemplates = new ToscaServiceTemplates();
207 serviceTemplates.setServiceTemplates(modelsProvider.getServiceTemplateList(name, version));
208 return serviceTemplates.getServiceTemplates().get(0);