raimund@711: /* Copyright (C) 2013 by Bundesamt fuer Strahlenschutz
raimund@711:  * Software engineering by Intevation GmbH
raimund@711:  *
raimund@711:  * This file is Free Software under the GNU GPL (v>=3)
raimund@711:  * and comes with ABSOLUTELY NO WARRANTY! Check out
raimund@711:  * the documentation coming with IMIS-Labordaten-Application for details.
raimund@711:  */
raimund@565: package de.intevation.lada.validation.rules.messung;
raimund@565: 
raimund@565: import java.util.List;
raimund@565: 
raimund@565: import javax.inject.Inject;
raimund@565: 
raimund@565: import de.intevation.lada.model.land.LMessung;
raimund@565: import de.intevation.lada.model.land.LMesswert;
raimund@565: import de.intevation.lada.util.annotation.RepositoryConfig;
raimund@565: import de.intevation.lada.util.data.QueryBuilder;
raimund@565: import de.intevation.lada.util.data.Repository;
raimund@565: import de.intevation.lada.util.data.RepositoryType;
raimund@565: import de.intevation.lada.util.rest.Response;
raimund@565: import de.intevation.lada.validation.Violation;
raimund@565: import de.intevation.lada.validation.annotation.ValidationRule;
raimund@565: import de.intevation.lada.validation.rules.Rule;
raimund@565: 
raimund@711: /**
raimund@711:  * Validation rule for messungen.
raimund@711:  * Validates if the messung has messwerte.
raimund@711:  *
raimund@711:  * @author <a href="mailto:rrenkert@intevation.de">Raimund Renkert</a>
raimund@711:  */
raimund@565: @ValidationRule("Messung")
raimund@565: public class HasMesswert implements Rule {
raimund@565: 
raimund@565:     @Inject
raimund@565:     @RepositoryConfig(type=RepositoryType.RO)
raimund@565:     private Repository repo;
raimund@565: 
raimund@565:     @Override
raimund@565:     public Violation execute(Object object) {
raimund@565:         LMessung messung = (LMessung)object;
raimund@565:         QueryBuilder<LMesswert> builder =
raimund@565:             new QueryBuilder<LMesswert>(
raimund@565:                 repo.entityManager("land"), LMesswert.class);
raimund@565:         builder.and("messungsId", messung.getId());
raimund@565:         Response response = repo.filter(builder.getQuery(), "land");
raimund@565:         @SuppressWarnings("unchecked")
raimund@565:         List<LMesswert> messwerte = (List<LMesswert>)response.getData();
raimund@565:         if (messwerte == null || messwerte.isEmpty()) {
raimund@565:             Violation violation = new Violation();
raimund@565:             violation.addWarning("messwert", 631);
raimund@565:             return violation;
raimund@565:         }
raimund@565:         return null;
raimund@565:     }
raimund@565: }