/**
* Copyright (C) 2012-2017 52°North Initiative for Geospatial Open Source
* Software GmbH
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published
* by the Free Software Foundation.
*
* If the program is linked with libraries which are licensed under one of
* the following licenses, the combination of the program with the linked
* library is not considered a "derivative work" of the program:
*
* - Apache License, version 2.0
* - Apache Software License, version 1.0
* - GNU Lesser General Public License, version 3
* - Mozilla Public License, versions 1.0, 1.1 and 2.0
* - Common Development and Distribution License (CDDL), version 1.0
*
* Therefore the distribution of the program linked with libraries licensed
* under the aforementioned licenses, is permitted by the copyright holders
* if the distribution is compliant with both the GNU General Public
* License version 2 and the aforementioned licenses.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
* Public License for more details.
*/
package org.n52.sos.ds.hibernate.cache.base;
import java.util.Collection;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
import org.n52.sos.ds.hibernate.cache.AbstractThreadableDatasourceCacheUpdate;
import org.n52.sos.ds.hibernate.cache.DatasourceCacheUpdateHelper;
import org.n52.sos.ds.hibernate.dao.ObservablePropertyDAO;
import org.n52.sos.ds.hibernate.dao.ObservationConstellationDAO;
import org.n52.sos.ds.hibernate.dao.OfferingDAO;
import org.n52.sos.ds.hibernate.dao.ProcedureDAO;
import org.n52.sos.ds.hibernate.entities.FeatureOfInterest;
import org.n52.sos.ds.hibernate.entities.ObservableProperty;
import org.n52.sos.ds.hibernate.entities.ObservationConstellation;
import org.n52.sos.ds.hibernate.entities.TObservableProperty;
import org.n52.sos.ds.hibernate.util.HibernateHelper;
import org.n52.sos.ds.hibernate.util.ObservationConstellationInfo;
import org.n52.sos.exception.CodedException;
import org.n52.sos.util.CollectionHelper;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.n52.sos.ogc.ows.OwsExceptionReport;
/**
*
* @author Christian Autermann <c.autermann@52north.org>
*
* @since 4.0.0
*/
public class ObservablePropertiesCacheUpdate extends AbstractThreadableDatasourceCacheUpdate {
private static final Logger LOGGER = LoggerFactory.getLogger(ObservablePropertiesCacheUpdate.class);
@Override
public void execute() {
LOGGER.debug("Executing ObservablePropertiesCacheUpdate");
startStopwatch();
ObservablePropertyDAO observablePropertyDAO = new ObservablePropertyDAO();
List<ObservableProperty> ops = observablePropertyDAO.getObservablePropertyObjects(getSession());
// if ObservationConstellation is supported load them all at once,
// otherwise query obs directly
if (HibernateHelper.isEntitySupported(ObservationConstellation.class)) {
Map<String, Collection<ObservationConstellationInfo>> ociMap =
ObservationConstellationInfo.mapByObservableProperty(new ObservationConstellationDAO()
.getObservationConstellationInfo(getSession()));
for (ObservableProperty op : ops) {
final String obsPropIdentifier = op.getIdentifier();
if (op.isSetName()) {
getCache().addObservablePropertyIdentifierHumanReadableName(obsPropIdentifier, op.getName());
}
Collection<ObservationConstellationInfo> ocis = ociMap.get(obsPropIdentifier);
if (CollectionHelper.isNotEmpty(ocis)) {
getCache().setOfferingsForObservableProperty(
obsPropIdentifier,
DatasourceCacheUpdateHelper
.getAllOfferingIdentifiersFromObservationConstellationInfos(ocis));
getCache().setProceduresForObservableProperty(
obsPropIdentifier,
DatasourceCacheUpdateHelper
.getAllProcedureIdentifiersFromObservationConstellationInfos(ocis));
}
}
} else {
for (ObservableProperty op : ops) {
final String obsPropIdentifier = op.getIdentifier();
try {
getCache().setOfferingsForObservableProperty(
obsPropIdentifier,
new OfferingDAO().getOfferingIdentifiersForObservableProperty(obsPropIdentifier,
getSession()));
} catch (OwsExceptionReport e) {
getErrors().add(e);
}
try {
getCache().setProceduresForObservableProperty(
obsPropIdentifier,
new ProcedureDAO().getProcedureIdentifiersForObservableProperty(obsPropIdentifier,
getSession()));
} catch (OwsExceptionReport owse) {
getErrors().add(owse);
}
}
}
try {
for (ObservableProperty observableProperty : observablePropertyDAO.getPublishedObservableProperty(getSession())) {
String identifier = observableProperty.getIdentifier();
getCache().addPublishedObservableProperty(identifier);
Set<String> parents = new HashSet<>();
getParents(parents, observableProperty);
getCache().addPublishedObservableProperties(parents);
}
} catch (CodedException e) {
getErrors().add(e);
}
LOGGER.debug("Executing ObservablePropertiesCacheUpdate ({})", getStopwatchResult());
}
private void getParents(Set<String> parents, ObservableProperty observableProperty) {
if (observableProperty instanceof TObservableProperty && ((TObservableProperty)observableProperty).getParents() != null) {
for (ObservableProperty parent : ((TObservableProperty)observableProperty).getParents()) {
parents.add(parent.getIdentifier());
getParents(parents, parent);
}
}
}
}