diff options
Diffstat (limited to 'models-pdp')
| -rw-r--r-- | models-pdp/src/main/java/org/onap/policy/models/pdp/persistence/provider/PdpStatisticsProvider.java | 208 |
1 files changed, 208 insertions, 0 deletions
diff --git a/models-pdp/src/main/java/org/onap/policy/models/pdp/persistence/provider/PdpStatisticsProvider.java b/models-pdp/src/main/java/org/onap/policy/models/pdp/persistence/provider/PdpStatisticsProvider.java new file mode 100644 index 000000000..f149a3602 --- /dev/null +++ b/models-pdp/src/main/java/org/onap/policy/models/pdp/persistence/provider/PdpStatisticsProvider.java @@ -0,0 +1,208 @@ +/*- + * ============LICENSE_START======================================================= + * ONAP Policy Model + * ================================================================================ + * Copyright (C) 2019 Nordix Foundation. + * ================================================================================ + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + * SPDX-License-Identifier: Apache-2.0 + * ============LICENSE_END========================================================= + */ + +package org.onap.policy.models.pdp.persistence.provider; + +import java.util.ArrayList; +import java.util.Date; +import java.util.HashMap; +import java.util.List; +import java.util.Map; +import java.util.stream.Collectors; +import javax.ws.rs.core.Response; +import lombok.NonNull; +import org.onap.policy.models.base.PfKey; +import org.onap.policy.models.base.PfModelException; +import org.onap.policy.models.base.PfModelRuntimeException; +import org.onap.policy.models.base.PfTimestampKey; +import org.onap.policy.models.base.PfValidationResult; +import org.onap.policy.models.dao.PfDao; +import org.onap.policy.models.pdp.concepts.PdpStatistics; +import org.onap.policy.models.pdp.persistence.concepts.JpaPdpStatistics; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + + +/** + * This class provides the provision of information on PAP concepts in the database to callers. + * + * @author Ning Xi (ning.xi@est.tech) + */ +public class PdpStatisticsProvider { + private static final Logger LOGGER = LoggerFactory.getLogger(PdpStatisticsProvider.class); + + // Recurring string constants + private static final String NOT_VALID = "\" is not valid \n"; + + /** + * Get PDP statistics. + * + * @param dao the DAO to use to access the database + * @param name the name of the PDP statistics to get, null to get all PDPs + * @return the PDP statistics found + * @throws PfModelException on errors getting PDP statistics + */ + public List<PdpStatistics> getPdpStatistics(@NonNull final PfDao dao, final String name, final Date timestamp) + throws PfModelException { + + List<PdpStatistics> pdpStatistics = new ArrayList<>(); + if (name != null) { + pdpStatistics + .add(dao.get(JpaPdpStatistics.class, new PfTimestampKey(name, PfKey.NULL_KEY_VERSION, timestamp)) + .toAuthorative()); + } else { + return asPdpStatisticsList(dao.getAll(JpaPdpStatistics.class)); + } + return pdpStatistics; + } + + /** + * Get filtered PDP statistics. + * + * @param dao the DAO to use to access the database + * @param name the pdpInstance name for the PDP statistics to get + * @param pdpGroupName pdpGroupName to filter statistics + * @param pdpSubGroup pdpSubGroupType name to filter statistics + * @param startTimeStamp startTimeStamp to filter statistics + * @param endTimeStamp endTimeStamp to filter statistics + * @return the PDP statistics found + * @throws PfModelException on errors getting policies + */ + public List<PdpStatistics> getFilteredPdpStatistics(@NonNull final PfDao dao, final String name, + @NonNull final String pdpGroupName, final String pdpSubGroup, final Date startTimeStamp, + final Date endTimeStamp) { + Map<String, Object> filterMap = new HashMap<>(); + filterMap.put("pdpGroupName", pdpGroupName); + if (pdpSubGroup != null) { + filterMap.put("pdpSubGroupName", pdpSubGroup); + } + + return asPdpStatisticsList(dao.getFiltered(JpaPdpStatistics.class, name, PfKey.NULL_KEY_VERSION, startTimeStamp, + endTimeStamp, filterMap)); + } + + /** + * Creates PDP statistics. + * + * @param dao the DAO to use to access the database + * @param pdpStatisticsList a specification of the PDP statistics to create + * @return the PDP statistics created + * @throws PfModelException on errors creating PDP statistics + */ + public List<PdpStatistics> createPdpStatistics(@NonNull final PfDao dao, + @NonNull final List<PdpStatistics> pdpStatisticsList) throws PfModelException { + + for (PdpStatistics pdpStatistics : pdpStatisticsList) { + JpaPdpStatistics jpaPdpStatistics = new JpaPdpStatistics(); + jpaPdpStatistics.fromAuthorative(pdpStatistics); + + PfValidationResult validationResult = jpaPdpStatistics.validate(new PfValidationResult()); + if (!validationResult.isOk()) { + String errorMessage = "pdp statictics \"" + jpaPdpStatistics.getName() + NOT_VALID + validationResult; + LOGGER.warn(errorMessage); + throw new PfModelRuntimeException(Response.Status.BAD_REQUEST, errorMessage); + } + + dao.create(jpaPdpStatistics); + } + + // Return the created PDP statistics + List<PdpStatistics> pdpStatistics = new ArrayList<>(pdpStatisticsList.size()); + + for (PdpStatistics pdpStatisticsItem : pdpStatisticsList) { + JpaPdpStatistics jpaPdpStatistics = + dao.get(JpaPdpStatistics.class, new PfTimestampKey(pdpStatisticsItem.getPdpInstanceId(), + PfKey.NULL_KEY_VERSION, pdpStatisticsItem.getTimeStamp())); + pdpStatistics.add(jpaPdpStatistics.toAuthorative()); + } + + return pdpStatistics; + } + + /** + * Updates PDP statistics. + * + * @param dao the DAO to use to access the database + * @param pdpStatisticsList a specification of the PDP statistics to update + * @return the PDP statistics updated + * @throws PfModelException on errors updating PDP statistics + */ + public List<PdpStatistics> updatePdpStatistics(@NonNull final PfDao dao, + @NonNull final List<PdpStatistics> pdpStatisticsList) throws PfModelException { + + for (PdpStatistics pdpStatistics : pdpStatisticsList) { + JpaPdpStatistics jpaPdpStatistics = new JpaPdpStatistics(); + jpaPdpStatistics.fromAuthorative(pdpStatistics); + + PfValidationResult validationResult = jpaPdpStatistics.validate(new PfValidationResult()); + if (!validationResult.isOk()) { + String errorMessage = "pdp statistics \"" + jpaPdpStatistics.getId() + NOT_VALID + validationResult; + LOGGER.warn(errorMessage); + throw new PfModelRuntimeException(Response.Status.BAD_REQUEST, errorMessage); + } + + dao.update(jpaPdpStatistics); + } + + // Return the created PDP statistics + List<PdpStatistics> pdpStatistics = new ArrayList<>(pdpStatisticsList.size()); + + for (PdpStatistics pdpStatisticsItem : pdpStatisticsList) { + JpaPdpStatistics jpaPdpStatistics = + dao.get(JpaPdpStatistics.class, new PfTimestampKey(pdpStatisticsItem.getPdpInstanceId(), + PfKey.NULL_KEY_VERSION, pdpStatisticsItem.getTimeStamp())); + pdpStatistics.add(jpaPdpStatistics.toAuthorative()); + } + + return pdpStatistics; + } + + /** + * Delete a PDP statistics. + * + * @param dao the DAO to use to access the database + * @param name the name of the policy to get, null to get all PDP statistics + * @param timestamp the timeStamp of statistics to delete, null to delete all statistics record of given PDP + * @return the PDP statistics list deleted + * @throws PfModelException on errors deleting PDP statistics + */ + public List<PdpStatistics> deletePdpStatistics(@NonNull final PfDao dao, @NonNull final String name, + final Date timestamp) { + List<PdpStatistics> pdpStatisticsListToDel = asPdpStatisticsList( + dao.getFiltered(JpaPdpStatistics.class, name, PfKey.NULL_KEY_VERSION, timestamp, timestamp, null)); + + pdpStatisticsListToDel.stream().forEach(s -> dao.delete(JpaPdpStatistics.class, + new PfTimestampKey(s.getPdpInstanceId(), PfKey.NULL_KEY_VERSION, s.getTimeStamp()))); + + return pdpStatisticsListToDel; + } + + /** + * Convert JPA PDP statistics list to an PDP statistics list. + * + * @param jpaPdpStatisticsList the list to convert + * @return the PDP statistics list + */ + private List<PdpStatistics> asPdpStatisticsList(List<JpaPdpStatistics> jpaPdpStatisticsList) { + return jpaPdpStatisticsList.stream().map(JpaPdpStatistics::toAuthorative).collect(Collectors.toList()); + } +} |