2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2019-2020 Nordix Foundation.
6 * Modifications Copyright (C) 2020 AT&T Intellectual Property. All rights reserved.
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.
20 * SPDX-License-Identifier: Apache-2.0
21 * ============LICENSE_END=========================================================
24 package org.onap.policy.models.pdp.persistence.provider;
26 import java.util.ArrayList;
27 import java.util.Date;
28 import java.util.HashMap;
29 import java.util.List;
31 import java.util.stream.Collectors;
32 import javax.ws.rs.core.Response;
33 import lombok.NonNull;
34 import org.onap.policy.common.parameters.BeanValidationResult;
35 import org.onap.policy.models.base.PfKey;
36 import org.onap.policy.models.base.PfModelException;
37 import org.onap.policy.models.base.PfModelRuntimeException;
38 import org.onap.policy.models.base.PfTimestampKey;
39 import org.onap.policy.models.dao.PfDao;
40 import org.onap.policy.models.pdp.concepts.PdpStatistics;
41 import org.onap.policy.models.pdp.persistence.concepts.JpaPdpStatistics;
45 * This class provides the provision of information on PAP concepts in the database to callers.
47 * @author Ning Xi (ning.xi@est.tech)
49 public class PdpStatisticsProvider {
50 // Recurring string constants
51 private static final String DESC_ORDER = "DESC";
56 * @param dao the DAO to use to access the database
57 * @param name the name of the PDP statistics to get, null to get all PDPs
58 * @return the PDP statistics found
59 * @throws PfModelException on errors getting PDP statistics
61 public List<PdpStatistics> getPdpStatistics(@NonNull final PfDao dao, final String name, final Date timestamp)
62 throws PfModelException {
64 List<PdpStatistics> pdpStatistics = new ArrayList<>();
67 .add(dao.get(JpaPdpStatistics.class, new PfTimestampKey(name, PfKey.NULL_KEY_VERSION, timestamp))
70 return asPdpStatisticsList(dao.getAll(JpaPdpStatistics.class));
76 * Get filtered PDP statistics.
78 * @param dao the DAO to use to access the database
79 * @param name the pdpInstance name for the PDP statistics to get
80 * @param pdpGroupName pdpGroupName to filter statistics
81 * @param pdpSubGroup pdpSubGroupType name to filter statistics
82 * @param startTimeStamp startTimeStamp to filter statistics
83 * @param endTimeStamp endTimeStamp to filter statistics
84 * @param sortOrder sortOrder to query database
85 * @param getRecordNum Total query count from database
86 * @return the PDP statistics found
87 * @throws PfModelException on errors getting policies
89 public List<PdpStatistics> getFilteredPdpStatistics(@NonNull final PfDao dao, final String name,
90 @NonNull final String pdpGroupName, final String pdpSubGroup, final Date startTimeStamp,
91 final Date endTimeStamp, final String sortOrder, final int getRecordNum) {
92 Map<String, Object> filterMap = new HashMap<>();
93 filterMap.put("pdpGroupName", pdpGroupName);
94 if (pdpSubGroup != null) {
95 filterMap.put("pdpSubGroupName", pdpSubGroup);
98 return asPdpStatisticsList(dao.getFiltered(JpaPdpStatistics.class, name, PfKey.NULL_KEY_VERSION, startTimeStamp,
99 endTimeStamp, filterMap, sortOrder, getRecordNum));
103 * Creates PDP statistics.
105 * @param dao the DAO to use to access the database
106 * @param pdpStatisticsList a specification of the PDP statistics to create
107 * @return the PDP statistics created
108 * @throws PfModelException on errors creating PDP statistics
110 public List<PdpStatistics> createPdpStatistics(@NonNull final PfDao dao,
111 @NonNull final List<PdpStatistics> pdpStatisticsList) throws PfModelException {
113 for (PdpStatistics pdpStatistics : pdpStatisticsList) {
114 JpaPdpStatistics jpaPdpStatistics = new JpaPdpStatistics();
115 jpaPdpStatistics.fromAuthorative(pdpStatistics);
117 BeanValidationResult validationResult = jpaPdpStatistics.validate("pdp statistics");
118 if (!validationResult.isValid()) {
119 throw new PfModelRuntimeException(Response.Status.BAD_REQUEST, validationResult.getResult());
122 dao.create(jpaPdpStatistics);
125 // Return the created PDP statistics
126 List<PdpStatistics> pdpStatistics = new ArrayList<>(pdpStatisticsList.size());
128 for (PdpStatistics pdpStatisticsItem : pdpStatisticsList) {
129 JpaPdpStatistics jpaPdpStatistics =
130 dao.get(JpaPdpStatistics.class, new PfTimestampKey(pdpStatisticsItem.getPdpInstanceId(),
131 PfKey.NULL_KEY_VERSION, pdpStatisticsItem.getTimeStamp()));
132 pdpStatistics.add(jpaPdpStatistics.toAuthorative());
135 return pdpStatistics;
139 * Updates PDP statistics.
141 * @param dao the DAO to use to access the database
142 * @param pdpStatisticsList a specification of the PDP statistics to update
143 * @return the PDP statistics updated
144 * @throws PfModelException on errors updating PDP statistics
146 public List<PdpStatistics> updatePdpStatistics(@NonNull final PfDao dao,
147 @NonNull final List<PdpStatistics> pdpStatisticsList) throws PfModelException {
149 for (PdpStatistics pdpStatistics : pdpStatisticsList) {
150 JpaPdpStatistics jpaPdpStatistics = new JpaPdpStatistics();
151 jpaPdpStatistics.fromAuthorative(pdpStatistics);
153 BeanValidationResult validationResult = jpaPdpStatistics.validate("pdp statistics");
154 if (!validationResult.isValid()) {
155 throw new PfModelRuntimeException(Response.Status.BAD_REQUEST, validationResult.getResult());
158 dao.update(jpaPdpStatistics);
161 // Return the created PDP statistics
162 List<PdpStatistics> pdpStatistics = new ArrayList<>(pdpStatisticsList.size());
164 for (PdpStatistics pdpStatisticsItem : pdpStatisticsList) {
165 JpaPdpStatistics jpaPdpStatistics =
166 dao.get(JpaPdpStatistics.class, new PfTimestampKey(pdpStatisticsItem.getPdpInstanceId(),
167 PfKey.NULL_KEY_VERSION, pdpStatisticsItem.getTimeStamp()));
168 pdpStatistics.add(jpaPdpStatistics.toAuthorative());
171 return pdpStatistics;
175 * Delete a PDP statistics.
177 * @param dao the DAO to use to access the database
178 * @param name the name of the policy to get, null to get all PDP statistics
179 * @param timestamp the timeStamp of statistics to delete, null to delete all statistics record of given PDP
180 * @return the PDP statistics list deleted
181 * @throws PfModelException on errors deleting PDP statistics
183 public List<PdpStatistics> deletePdpStatistics(@NonNull final PfDao dao, @NonNull final String name,
184 final Date timestamp) {
185 List<PdpStatistics> pdpStatisticsListToDel = asPdpStatisticsList(dao.getFiltered(JpaPdpStatistics.class, name,
186 PfKey.NULL_KEY_VERSION, timestamp, timestamp, null, DESC_ORDER, 0));
188 pdpStatisticsListToDel.stream().forEach(s -> dao.delete(JpaPdpStatistics.class,
189 new PfTimestampKey(s.getPdpInstanceId(), PfKey.NULL_KEY_VERSION, s.getTimeStamp())));
191 return pdpStatisticsListToDel;
195 * Convert JPA PDP statistics list to an PDP statistics list.
197 * @param jpaPdpStatisticsList the list to convert
198 * @return the PDP statistics list
200 private List<PdpStatistics> asPdpStatisticsList(List<JpaPdpStatistics> jpaPdpStatisticsList) {
201 return jpaPdpStatisticsList.stream().map(JpaPdpStatistics::toAuthorative).collect(Collectors.toList());