teichmann@5844: /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
teichmann@5844:  * Software engineering by Intevation GmbH
teichmann@5844:  *
teichmann@5992:  * This file is Free Software under the GNU AGPL (>=v3)
teichmann@5844:  * and comes with ABSOLUTELY NO WARRANTY! Check out the
teichmann@5992:  * documentation coming with Dive4Elements River for details.
teichmann@5844:  */
teichmann@5844: 
teichmann@5829: package org.dive4elements.river.importer;
ingo@2819: 
teichmann@5829: import org.dive4elements.river.model.MorphologicalWidth;
teichmann@5829: import org.dive4elements.river.model.River;
teichmann@5446: 
ingo@2819: import java.util.ArrayList;
ingo@2819: import java.util.List;
ingo@2819: 
ingo@2819: import org.apache.log4j.Logger;
teichmann@5446: 
ingo@3943: import org.hibernate.Query;
ingo@2819: import org.hibernate.Session;
ingo@2819: 
ingo@2819: 
ingo@2819: public class ImportMorphWidth {
ingo@2819: 
ingo@2819:     private static Logger log = Logger.getLogger(ImportMorphWidth.class);
ingo@2819: 
ingo@2819:     protected MorphologicalWidth peer;
ingo@2819: 
ingo@2819:     protected ImportUnit unit;
ingo@2819: 
ingo@2819:     protected List<ImportMorphWidthValue> values;
ingo@2819: 
ingo@2821:     public ImportMorphWidth() {
ingo@2819:         this.values = new ArrayList<ImportMorphWidthValue>();
ingo@2819:     }
ingo@2819: 
ingo@2819:     public void addValue(ImportMorphWidthValue value) {
ingo@2819:         this.values.add(value);
ingo@2819:     }
ingo@2819: 
ingo@2821:     public void setUnit(ImportUnit unit) {
ingo@2821:         this.unit = unit;
ingo@2821:     }
ingo@2821: 
tom@5416:     public void storeDependencies(River river) {
ingo@2819:         log.info("store dependencies");
ingo@2819: 
ingo@2819:         MorphologicalWidth peer = getPeer(river);
ingo@2819: 
ingo@3943:         if (peer != null) {
ingo@3943:             log.info("store morphological width values");
ingo@2819: 
ingo@3943:             for (ImportMorphWidthValue value : values) {
ingo@3943:                 value.storeDependencies(peer);
ingo@3943:             }
ingo@2819:         }
ingo@2819:     }
ingo@2819: 
ingo@2819:     public MorphologicalWidth getPeer(River river) {
ingo@2819:         log.info("get peer");
ingo@2819: 
ingo@2819:         if (peer == null) {
ingo@3943:             Session session = ImporterSession.getInstance()
ingo@3943:                 .getDatabaseSession();
ingo@2819: 
ingo@3943:             Query query = session.createQuery("from MorphologicalWidth where "
ingo@3943:                 + "   river=:river and " + "   unit=:unit");
ingo@2819: 
ingo@2819:             query.setParameter("river", river);
ingo@2819:             query.setParameter("unit", unit.getPeer());
ingo@2819: 
ingo@2819:             List<MorphologicalWidth> widths = query.list();
ingo@2819: 
ingo@2819:             if (widths.isEmpty()) {
ingo@2819:                 log.debug("Create new MorphologicalWidth DB instance.");
ingo@2819: 
ingo@2819:                 peer = new MorphologicalWidth(river, unit.getPeer());
ingo@2819: 
ingo@2819:                 session.save(peer);
ingo@2819:             }
ingo@2819:             else {
ingo@2819:                 peer = widths.get(0);
ingo@2819:             }
ingo@2819:         }
ingo@2819: 
ingo@2819:         return peer;
ingo@2819:     }
ingo@2819: }
ingo@2819: // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :