2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2019 Nokia 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 * ===================================================================
24 package org.onap.clamp.loop;
26 import com.google.gson.JsonObject;
27 import java.util.List;
29 import javax.persistence.EntityNotFoundException;
30 import org.apache.commons.lang3.RandomStringUtils;
31 import org.onap.clamp.loop.template.LoopTemplatesService;
32 import org.onap.clamp.loop.template.PolicyModel;
33 import org.onap.clamp.loop.template.PolicyModelsService;
34 import org.onap.clamp.policy.Policy;
35 import org.onap.clamp.policy.microservice.MicroServicePolicy;
36 import org.onap.clamp.policy.microservice.MicroServicePolicyService;
37 import org.onap.clamp.policy.operational.OperationalPolicy;
38 import org.onap.clamp.policy.operational.OperationalPolicyService;
39 import org.springframework.beans.factory.annotation.Autowired;
40 import org.springframework.stereotype.Service;
43 public class LoopService {
46 private LoopsRepository loopsRepository;
49 private MicroServicePolicyService microservicePolicyService;
52 private OperationalPolicyService operationalPolicyService;
55 private PolicyModelsService policyModelsService;
58 private LoopTemplatesService loopTemplateService;
60 Loop saveOrUpdateLoop(Loop loop) {
61 return loopsRepository.save(loop);
64 List<String> getClosedLoopNames() {
65 return loopsRepository.getAllLoopNames();
68 public Loop getLoop(String loopName) {
69 return loopsRepository.findById(loopName).orElse(null);
72 public void deleteLoop(String loopName) {
73 loopsRepository.deleteById(loopName);
77 * Creates a Loop Instance from Loop Template Name.
79 * @param loopName Name of the Loop to be created
80 * @param templateName Loop Template to used for Loop
81 * @return Loop Instance
83 public Loop createLoopFromTemplate(String loopName, String templateName) {
84 return loopsRepository.save(new Loop(loopName,loopTemplateService.getLoopTemplate(templateName)));
88 * This method is used to refresh the DCAE deployment status fields.
90 * @param loop The loop instance to be modified
91 * @param deploymentId The deployment ID as returned by DCAE
92 * @param deploymentUrl The Deployment URL as returned by DCAE
94 public void updateDcaeDeploymentFields(Loop loop, String deploymentId, String deploymentUrl) {
95 loop.setDcaeDeploymentId(deploymentId);
96 loop.setDcaeDeploymentStatusUrl(deploymentUrl);
97 loopsRepository.save(loop);
100 public void updateLoopState(Loop loop, String newState) {
101 loop.setLastComputedState(LoopState.valueOf(newState));
102 loopsRepository.save(loop);
106 * This method add an operational policy to a loop instance.
108 * @param loopName The loop name
109 * @param policyType The policy model type
110 * @param policyVersion The policy model version
111 * @return The loop modified
113 Loop addOperationalPolicy(String loopName, String policyType, String policyVersion) {
114 Loop loop = getLoop(loopName);
115 PolicyModel policyModel = policyModelsService.getPolicyModel(policyType, policyVersion);
116 if (policyModel == null) {
119 loop.addOperationalPolicy(
120 new OperationalPolicy(Policy.generatePolicyName("OPERATIONAL", loop.getModelService().getName(),
121 loop.getModelService().getVersion(), RandomStringUtils.randomAlphanumeric(3),
122 RandomStringUtils.randomAlphanumeric(4)), loop, null, policyModel, null, null, null));
123 return loopsRepository.saveAndFlush(loop);
127 * This method remove an operational policy to a loop instance.
129 * @param loopName The loop name
130 * @param policyType The policy model type
131 * @param policyVersion The policy model version
132 * @return The loop modified
134 Loop removeOperationalPolicy(String loopName, String policyType, String policyVersion) {
135 Loop loop = getLoop(loopName);
136 PolicyModel policyModel = policyModelsService.getPolicyModel(policyType, policyVersion);
137 if (policyModel == null) {
140 for (OperationalPolicy opPolicy : loop.getOperationalPolicies()) {
141 if (opPolicy.getPolicyModel().getPolicyModelType().equals(policyType) &&
142 opPolicy.getPolicyModel().getVersion().equals(policyVersion)) {
143 loop.removeOperationalPolicy(opPolicy);
147 return loopsRepository.saveAndFlush(loop);
150 Loop updateAndSaveOperationalPolicies(String loopName, List<OperationalPolicy> newOperationalPolicies) {
151 Loop loop = findClosedLoopByName(loopName);
152 Set<OperationalPolicy> newPolicies = operationalPolicyService.updatePolicies(loop, newOperationalPolicies);
153 loop.setOperationalPolicies(newPolicies);
154 return loopsRepository.save(loop);
157 Loop updateAndSaveMicroservicePolicies(String loopName, List<MicroServicePolicy> newMicroservicePolicies) {
158 Loop loop = findClosedLoopByName(loopName);
159 Set<MicroServicePolicy> newPolicies = microservicePolicyService.updatePolicies(loop, newMicroservicePolicies);
160 loop.setMicroServicePolicies(newPolicies);
161 return loopsRepository.save(loop);
164 Loop updateAndSaveGlobalPropertiesJson(String loopName, JsonObject newGlobalPropertiesJson) {
165 Loop loop = findClosedLoopByName(loopName);
166 loop.setGlobalPropertiesJson(newGlobalPropertiesJson);
167 return loopsRepository.save(loop);
170 MicroServicePolicy updateMicroservicePolicy(String loopName, MicroServicePolicy newMicroservicePolicy) {
171 Loop loop = findClosedLoopByName(loopName);
172 return microservicePolicyService.getAndUpdateMicroServicePolicy(loop, newMicroservicePolicy);
175 private Loop findClosedLoopByName(String loopName) {
176 return loopsRepository.findById(loopName)
177 .orElseThrow(() -> new EntityNotFoundException("Couldn't find closed loop named: " + loopName));
181 * Api to refresh the Operational Policy UI window.
183 * @param loopName The loop Name
184 * @return The refreshed loop object
186 public Loop refreshOpPolicyJsonRepresentation(String loopName) {
187 Loop loop = findClosedLoopByName(loopName);
188 Set<OperationalPolicy> policyList = loop.getOperationalPolicies();
189 for (OperationalPolicy policy : policyList) {
190 policy.updateJsonRepresentation();
192 loop.setOperationalPolicies(policyList);
193 return loopsRepository.save(loop);