Mercurial > dive4elements > river
view flys-backend/src/main/java/de/intevation/flys/importer/ImportSedimentYield.java @ 2839:163c037f2c7e
Added config option to skip parsing sediment yield data and prepared the importer to read/store those data.
flys-backend/trunk@4272 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Thu, 19 Apr 2012 07:34:50 +0000 |
parents | 75446c47ef77 |
children | 71175502d868 |
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package de.intevation.flys.importer; import java.sql.SQLException; import java.util.ArrayList; import java.util.List; import org.apache.log4j.Logger; import org.hibernate.Session; import org.hibernate.Query; import org.hibernate.exception.ConstraintViolationException; import de.intevation.flys.model.GrainFraction; import de.intevation.flys.model.River; import de.intevation.flys.model.SedimentYield; import de.intevation.flys.model.TimeInterval; import de.intevation.flys.model.Unit; public class ImportSedimentYield { private static Logger log = Logger.getLogger(ImportSedimentYield.class); private ImportGrainFraction grainFraction; private ImportUnit unit; private ImportTimeInterval timeInterval; private List<ImportSedimentYieldValue> values; private SedimentYield peer; public ImportSedimentYield() { this.values = new ArrayList<ImportSedimentYieldValue>(); } public void setTimeInterval(ImportTimeInterval timeInterval) { this.timeInterval = timeInterval; } public void setUnit(ImportUnit unit) { this.unit = unit; } public void setGrainFraction(ImportGrainFraction grainFraction) { this.grainFraction = grainFraction; } public void addValue(ImportSedimentYieldValue value) { this.values.add(value); } public void storeDependencies(River river) throws SQLException, ConstraintViolationException { log.debug("store dependencies"); if (grainFraction != null) { grainFraction.storeDependencies(); } SedimentYield peer = getPeer(river); int i = 0; for (ImportSedimentYieldValue value: values) { value.storeDependencies(peer); i++; } log.info("stored " + i + " sediment yield values."); } public SedimentYield getPeer(River river) { log.debug("get peer"); GrainFraction gf = grainFraction != null ? grainFraction.getPeer() : null; Unit u = unit != null ? unit.getPeer() : null; TimeInterval ti = timeInterval != null ? timeInterval.getPeer() : null; if (ti == null || u == null) { log.warn("Skip invalid SedimentYield: time interval or unit null!"); return null; } if (peer == null) { Session session = ImporterSession.getInstance().getDatabaseSession(); Query query = session.createQuery( "from SedimentYield where " + " river=:river and " + " grainFraction=:grainFraction and " + " unit=:unit and " + " timeInterval=:timeInterval" ); query.setParameter("river", river); query.setParameter("grainFraction", gf); query.setParameter("unit", u); query.setParameter("timeInterval", ti); List<SedimentYield> yields = query.list(); if (yields.isEmpty()) { log.debug("create new SedimentYield"); peer = new SedimentYield(river, u, ti, gf); session.save(peer); } else { peer = yields.get(0); } } return peer; } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :