teichmann@8025: /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
teichmann@8025:  * Software engineering by Intevation GmbH
teichmann@8025:  *
teichmann@8025:  * This file is Free Software under the GNU AGPL (>=v3)
teichmann@8025:  * and comes with ABSOLUTELY NO WARRANTY! Check out the
teichmann@8025:  * documentation coming with Dive4Elements River for details.
teichmann@8025:  */
teichmann@8025: 
teichmann@8025: package org.dive4elements.river.importer;
teichmann@8025: 
teichmann@8025: import java.util.List;
teichmann@8025: 
mschaefer@8986: import org.dive4elements.river.importer.common.StoreMode;
teichmann@8025: import org.dive4elements.river.model.SedimentLoadLS;
teichmann@8025: import org.dive4elements.river.model.SedimentLoadLSValue;
mschaefer@8986: import org.hibernate.Query;
mschaefer@8986: import org.hibernate.Session;
teichmann@8025: 
teichmann@8025: 
teichmann@8025: public class ImportSedimentLoadLSValue {
teichmann@8025: 
mschaefer@8986:     private final Double station;
mschaefer@8986:     private final Double value;
teichmann@8025: 
teichmann@8025:     private SedimentLoadLSValue peer;
teichmann@8025: 
teichmann@8025: 
mschaefer@8986:     public ImportSedimentLoadLSValue(final Double station, final Double value) {
teichmann@8025:         this.station = station;
teichmann@8025:         this.value   = value;
teichmann@8025:     }
teichmann@8025: 
teichmann@8025: 
mschaefer@8986:     public void storeDependencies(final SedimentLoadLS sedimentLoadLS, final StoreMode parentStoreMode) {
mschaefer@8986:         getPeer(sedimentLoadLS, parentStoreMode);
teichmann@8025:     }
teichmann@8025: 
teichmann@8025: 
mschaefer@8986:     public SedimentLoadLSValue getPeer(final SedimentLoadLS sedimentLoadLS, final StoreMode parentStoreMode) {
mschaefer@8986:         if (this.peer == null) {
mschaefer@8986:             List<SedimentLoadLSValue> values;
mschaefer@8986:             final Session session = ImporterSession.getInstance().getDatabaseSession();
mschaefer@8986:             if (parentStoreMode == StoreMode.INSERT)
mschaefer@8986:                 values = null;
mschaefer@8986:             else {
mschaefer@8986:                 final Query query = session.createQuery(
mschaefer@8986:                         "from SedimentLoadLSValue where " +
mschaefer@8986:                                 "   sedimentLoadLS=:sedimentLoadLS and " +
mschaefer@8986:                                 "   station=:station and " +
mschaefer@8986:                                 "   value=:value"
mschaefer@8986:                         );
mschaefer@8986:                 query.setParameter("sedimentLoadLS", sedimentLoadLS);
mschaefer@8986:                 query.setParameter("station", this.station);
mschaefer@8986:                 query.setParameter("value", this.value);
mschaefer@8986:                 values = query.list();
mschaefer@8986:             }
mschaefer@8986:             if ((values == null) || values.isEmpty()) {
mschaefer@8986:                 this.peer = new SedimentLoadLSValue(sedimentLoadLS, this.station, this.value);
mschaefer@8986:                 session.save(this.peer);
teichmann@8025:             }
teichmann@8025:             else {
mschaefer@8986:                 this.peer = values.get(0);
teichmann@8025:             }
teichmann@8025:         }
teichmann@8025: 
mschaefer@8986:         return this.peer;
teichmann@8025:     }
teichmann@8025: }
teichmann@8025: // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :