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@538: package de.intevation.lada.validation.rules.probe;
raimund@538: 
raimund@538: import java.util.List;
raimund@538: 
raimund@538: import javax.inject.Inject;
raimund@538: 
raimund@538: import de.intevation.lada.model.land.LProbe;
raimund@538: import de.intevation.lada.util.annotation.RepositoryConfig;
raimund@538: import de.intevation.lada.util.data.QueryBuilder;
raimund@538: import de.intevation.lada.util.data.Repository;
raimund@538: import de.intevation.lada.util.data.RepositoryType;
raimund@538: import de.intevation.lada.util.rest.Response;
raimund@538: import de.intevation.lada.validation.Violation;
raimund@538: import de.intevation.lada.validation.annotation.ValidationRule;
raimund@538: import de.intevation.lada.validation.rules.Rule;
raimund@538: 
raimund@711: /**
raimund@711:  * Validation rule for probe.
raimund@711:  * Validates if the probe has a unique "hauptprobennr".
raimund@711:  *
raimund@711:  * @author <a href="mailto:rrenkert@intevation.de">Raimund Renkert</a>
raimund@711:  */
raimund@538: @ValidationRule("Probe")
raimund@538: public class UniqueHauptprobenNr implements Rule {
raimund@538: 
raimund@538:     @Inject
raimund@538:     @RepositoryConfig(type=RepositoryType.RO)
raimund@538:     private Repository repo;
raimund@538: 
raimund@538:     @SuppressWarnings("unchecked")
raimund@538:     @Override
raimund@538:     public Violation execute(Object object) {
raimund@538:         LProbe probe = (LProbe)object;
raimund@538:         QueryBuilder<LProbe> builder = new QueryBuilder<LProbe>(
raimund@538:             repo.entityManager("land"),
raimund@538:             LProbe.class);
raimund@538:         builder.and("hauptprobenNr", probe.getHauptprobenNr());
raimund@538:         Response response = repo.filter(builder.getQuery(), "land");
raimund@538:         if (!((List<LProbe>)response.getData()).isEmpty()) {
raimund@538:             LProbe found = ((List<LProbe>)response.getData()).get(0);
raimund@538:             // The probe found in the db equals the new probe. (Update)
raimund@591:             if (probe.getId() != null && probe.getId().equals(found.getId())) {
raimund@538:                 return null;
raimund@538:             }
raimund@538:             Violation violation = new Violation();
raimund@538:             violation.addError("hauptprobenNr", 611);
raimund@538:             return violation;
raimund@538:         }
raimund@538:         return null;
raimund@538:     }
raimund@538: 
raimund@538: }