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.models.controlloop.persistence.provider;
23 import java.time.Instant;
24 import java.util.ArrayList;
25 import java.util.List;
27 import java.util.stream.Collectors;
28 import javax.ws.rs.core.Response;
29 import lombok.NonNull;
30 import org.onap.policy.clamp.controlloop.models.controlloop.concepts.ParticipantStatistics;
31 import org.onap.policy.clamp.controlloop.models.controlloop.persistence.concepts.JpaParticipantStatistics;
32 import org.onap.policy.common.parameters.BeanValidationResult;
33 import org.onap.policy.models.base.PfModelException;
34 import org.onap.policy.models.base.PfModelRuntimeException;
35 import org.onap.policy.models.base.PfTimestampKey;
36 import org.onap.policy.models.provider.PolicyModelsProviderParameters;
37 import org.onap.policy.models.provider.impl.AbstractModelsProvider;
40 * This class provides the provision of information on participant statistics in the database to callers.
42 * @author Ramesh Murugan Iyer (ramesh.murugan.iyer@est.tech)
44 public class ParticipantStatisticsProvider extends AbstractModelsProvider {
47 * Create a provider for control loops statistics.
49 * @param parameters the parameters for database access
50 * @throws PfModelException on initiation errors
52 public ParticipantStatisticsProvider(@NonNull PolicyModelsProviderParameters parameters) throws PfModelException {
58 * Get Participant statistics.
60 * @param name the name of the participant statistics to get, null to get all stats
61 * @return the participant statistics found
62 * @throws PfModelException on errors getting participant statistics
64 public List<ParticipantStatistics> getParticipantStatistics(final String name, final String version,
65 final Instant timestamp) throws PfModelException {
67 if (name != null && version != null && timestamp != null) {
68 List<ParticipantStatistics> participantStatistics = new ArrayList<>(1);
69 participantStatistics.add(getPfDao()
70 .get(JpaParticipantStatistics.class, new PfTimestampKey(name, version, timestamp)).toAuthorative());
71 return participantStatistics;
72 } else if (name != null) {
73 return getFilteredParticipantStatistics(name, version, timestamp, null, null,
76 return asParticipantStatisticsList(getPfDao().getAll(JpaParticipantStatistics.class));
82 * Get filtered participant statistics.
84 * @param name the participant name for the statistics to get
85 * @param startTimeStamp startTimeStamp to filter statistics
86 * @param endTimeStamp endTimeStamp to filter statistics
87 * @param sortOrder sortOrder to query database
88 * @param getRecordNum Total query count from database
89 * @return the participant statistics found
90 * @throws PfModelException on errors getting policies
92 public List<ParticipantStatistics> getFilteredParticipantStatistics(final String name, final String version,
93 final Instant startTimeStamp, final Instant endTimeStamp, Map<String, Object> filterMap,
94 final String sortOrder, final int getRecordNum) {
96 return asParticipantStatisticsList(getPfDao().getFiltered(JpaParticipantStatistics.class, name, version,
97 startTimeStamp, endTimeStamp, filterMap, sortOrder, getRecordNum));
102 * Creates Participant statistics.
104 * @param participantStatisticsList a specification of the CL statistics to create
105 * @return the participant statistics created
106 * @throws PfModelException on errors creating participant statistics
108 public List<ParticipantStatistics> createParticipantStatistics(
109 @NonNull final List<ParticipantStatistics> participantStatisticsList) throws PfModelException {
111 BeanValidationResult validationResult =
112 new BeanValidationResult("participant statistics List", participantStatisticsList);
114 for (ParticipantStatistics participantStatistics : participantStatisticsList) {
115 JpaParticipantStatistics jpaParticipantStatistics = new JpaParticipantStatistics();
116 jpaParticipantStatistics.fromAuthorative(participantStatistics);
118 validationResult.addResult(jpaParticipantStatistics.validate("participant statistics"));
121 if (!validationResult.isValid()) {
122 throw new PfModelRuntimeException(Response.Status.BAD_REQUEST, validationResult.getResult());
125 for (ParticipantStatistics participantStatistics : participantStatisticsList) {
126 JpaParticipantStatistics jpaParticipantStatistics = new JpaParticipantStatistics();
127 jpaParticipantStatistics.fromAuthorative(participantStatistics);
129 getPfDao().create(jpaParticipantStatistics);
132 // Return the created participant statistics
133 List<ParticipantStatistics> participantStatistics = new ArrayList<>(participantStatisticsList.size());
135 for (ParticipantStatistics participantStatisticsItem : participantStatisticsList) {
136 JpaParticipantStatistics jpaParticipantStatistics = getPfDao().get(JpaParticipantStatistics.class,
137 new PfTimestampKey(participantStatisticsItem.getParticipantId().getName(),
138 participantStatisticsItem.getParticipantId().getVersion(),
139 participantStatisticsItem.getTimeStamp()));
140 participantStatistics.add(jpaParticipantStatistics.toAuthorative());
143 return participantStatistics;
148 * Convert JPA participant statistics list to participant statistics list.
150 * @param jpaParticipantStatisticsList the list to convert
151 * @return the participant statistics list
153 private List<ParticipantStatistics> asParticipantStatisticsList(
154 List<JpaParticipantStatistics> jpaParticipantStatisticsList) {
156 return jpaParticipantStatisticsList.stream().map(JpaParticipantStatistics::toAuthorative)
157 .collect(Collectors.toList());