Mercurial > dive4elements > river
view flys-backend/src/main/java/de/intevation/flys/importer/ImportWaterlevelDifferenceColumn.java @ 2850:a1402c16152f
Added a parser and importer classes used to import waterlevel differences.
flys-backend/trunk@4304 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Thu, 26 Apr 2012 09:46:32 +0000 |
parents | |
children | ed13816047b3 |
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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.River; import de.intevation.flys.model.WaterlevelDifference; import de.intevation.flys.model.WaterlevelDifferenceColumn; public class ImportWaterlevelDifferenceColumn { private static final Logger log = Logger.getLogger(ImportWaterlevelDifferenceColumn.class); private String description; private List<ImportWaterlevelDifferenceValue> values; private WaterlevelDifferenceColumn peer; public ImportWaterlevelDifferenceColumn(String description) { this.values = new ArrayList<ImportWaterlevelDifferenceValue>(); this.description = description; } public void addValue(ImportWaterlevelDifferenceValue value) { this.values.add(value); } public void storeDependencies(WaterlevelDifference difference) { log.info("store dependencies"); WaterlevelDifferenceColumn peer = getPeer(difference); int i = 0; for (ImportWaterlevelDifferenceValue value: values) { value.storeDependencies(peer); i++; } log.info("stored " + i + " waterlevel difference values"); } public WaterlevelDifferenceColumn getPeer(WaterlevelDifference diff) { if (peer == null) { Session session = ImporterSession.getInstance().getDatabaseSession(); Query query = session.createQuery( "from WaterlevelDifferenceColumn where " + " difference=:difference and " + " description=:description" ); query.setParameter("difference", diff); query.setParameter("description", description); List<WaterlevelDifferenceColumn> cols = query.list(); if (cols.isEmpty()) { peer = new WaterlevelDifferenceColumn(diff, description); session.save(peer); } else { peer = cols.get(0); } } return peer; } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :