Mercurial > dive4elements > river
diff flys-backend/src/main/java/de/intevation/flys/importer/ImportMorphWidth.java @ 2819:0c2567626754
Tiny schema modification specific to MINFO morphological width values; added importer classes.
flys-backend/trunk@4236 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Fri, 13 Apr 2012 12:53:29 +0000 |
parents | |
children | 0a536eb5d668 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/flys-backend/src/main/java/de/intevation/flys/importer/ImportMorphWidth.java Fri Apr 13 12:53:29 2012 +0000 @@ -0,0 +1,82 @@ +package de.intevation.flys.importer; + +import java.util.ArrayList; +import java.util.List; + +import org.apache.log4j.Logger; + +import org.hibernate.Session; +import org.hibernate.Query; + +import de.intevation.flys.model.MorphologicalWidth; +import de.intevation.flys.model.River; + + +public class ImportMorphWidth { + + private static Logger log = Logger.getLogger(ImportMorphWidth.class); + + + protected MorphologicalWidth peer; + + protected ImportUnit unit; + + protected List<ImportMorphWidthValue> values; + + + public ImportMorphWidth(ImportUnit unit) { + this.unit = unit; + this.values = new ArrayList<ImportMorphWidthValue>(); + } + + + public void addValue(ImportMorphWidthValue value) { + this.values.add(value); + } + + + public void storeDependencies(River river) { + log.info("store dependencies"); + + MorphologicalWidth peer = getPeer(river); + + log.info("store morphological width values"); + + for (ImportMorphWidthValue value: values) { + value.storeDependencies(peer); + } + } + + + public MorphologicalWidth getPeer(River river) { + log.info("get peer"); + + if (peer == null) { + Session session = ImporterSession.getInstance().getDatabaseSession(); + + Query query = session.createQuery( + "from MorphologicalWidth where " + + " river=:river and " + + " unit=:unit"); + + query.setParameter("river", river); + query.setParameter("unit", unit.getPeer()); + + List<MorphologicalWidth> widths = query.list(); + + if (widths.isEmpty()) { + log.debug("Create new MorphologicalWidth DB instance."); + + peer = new MorphologicalWidth(river, unit.getPeer()); + + session.save(peer); + } + else { + peer = widths.get(0); + } + } + + return peer; + } +} +// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :