/**
* 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.cache.ctrl.action;
import java.util.Set;
import org.n52.sos.cache.WritableContentCache;
import org.n52.sos.ogc.ows.OwsExceptionReport;
import org.n52.sos.request.DeleteSensorRequest;
import org.n52.sos.util.Action;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.google.common.collect.Sets;
/**
* When executing this äction (see {@link Action}), the following relations
* are deleted, settings are updated in cache:
* <ul>
* <li>Result template</li>
* <li>Offering → Result template</li>
* </ul>
*
* @author <a href="mailto:e.h.juerrens@52north.org">Eike Hinderk
* Jürrens</a>
* @since 4.0.0
*/
public class SensorDeletionUpdate extends CacheFeederDAOCacheUpdate {
private static final Logger LOGGER = LoggerFactory.getLogger(SensorDeletionUpdate.class);
private final DeleteSensorRequest request;
public SensorDeletionUpdate(DeleteSensorRequest response) {
if (response == null) {
String msg = String.format("Missing argument: '%s': %s", DeleteSensorRequest.class.getName(), response);
LOGGER.error(msg);
throw new IllegalArgumentException(msg);
}
this.request = response;
}
@Override
public void execute() {
final WritableContentCache cache = getCache();
final String procedure = request.getProcedureIdentifier();
cache.removeProcedure(procedure);
cache.removeMinPhenomenonTimeForProcedure(procedure);
cache.removeMaxPhenomenonTimeForProcedure(procedure);
for (String feature : cache.getFeaturesOfInterest()) {
cache.removeProcedureForFeatureOfInterest(feature, procedure);
if (cache.getProceduresForFeatureOfInterest(feature).isEmpty()) {
cache.removeProceduresForFeatureOfInterest(feature);
}
}
Set<String> offeringsNeedingReload = Sets.newHashSet();
for (String offering : cache.getOfferingsForProcedure(procedure)) {
cache.removeProcedureForOffering(offering, procedure);
if (cache.getHiddenChildProceduresForOffering(offering).contains(procedure)) {
//offering is a parent offering, don't delete it but we need to reload all its cache data
offeringsNeedingReload.add(offering);
} else {
//offering is not a parent offering, destroy it
cache.removeMaxPhenomenonTimeForOffering(offering);
cache.removeMinPhenomenonTimeForOffering(offering);
cache.removeMaxResultTimeForOffering(offering);
cache.removeMinResultTimeForOffering(offering);
cache.removeNameForOffering(offering);
cache.removeFeaturesOfInterestForOffering(offering);
cache.removeRelatedFeaturesForOffering(offering);
cache.removeObservationTypesForOffering(offering);
cache.removeEnvelopeForOffering(offering);
cache.removeSpatialFilteringProfileEnvelopeForOffering(offering);
for (String observableProperty : cache.getObservablePropertiesForOffering(offering)) {
cache.removeOfferingForObservableProperty(observableProperty, offering);
}
cache.removeObservablePropertiesForOffering(offering);
Set<String> resultTemplatesToRemove = cache.getResultTemplatesForOffering(offering);
cache.removeResultTemplatesForOffering(offering);
cache.removeResultTemplates(resultTemplatesToRemove);
for (String resultTemplate : resultTemplatesToRemove) {
cache.removeFeaturesOfInterestForResultTemplate(resultTemplate);
cache.removeObservablePropertiesForResultTemplate(resultTemplate);
}
cache.removeOffering(offering);
}
}
try {
getDao().updateCacheOfferings(cache, offeringsNeedingReload);
} catch (OwsExceptionReport ex) {
fail(ex);
}
cache.removeRolesForRelatedFeatureNotIn(cache.getRelatedFeatures());
cache.setFeaturesOfInterest(cache.getFeaturesOfInterestWithOffering());
cache.setPublishedFeaturesOfInterest(cache.getFeaturesOfInterestWithOffering());
// observable property relations
for (String observableProperty : cache.getObservablePropertiesForProcedure(procedure)) {
cache.removeProcedureForObservableProperty(observableProperty, procedure);
cache.removeObservablePropertyForProcedure(procedure, observableProperty);
}
// At the latest
cache.removeOfferingsForProcedure(procedure);
cache.recalculatePhenomenonTime();
cache.recalculateResultTime();
cache.recalculateGlobalEnvelope();
}
}