Mercurial > dive4elements > river
diff flys-backend/src/main/java/de/intevation/flys/importer/ImportGrainFraction.java @ 2838:75446c47ef77
Added new importer classes for importing sediment yield data.
flys-backend/trunk@4271 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Thu, 19 Apr 2012 07:15:25 +0000 |
parents | |
children | 71175502d868 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/flys-backend/src/main/java/de/intevation/flys/importer/ImportGrainFraction.java Thu Apr 19 07:15:25 2012 +0000 @@ -0,0 +1,84 @@ +package de.intevation.flys.importer; + +import java.util.List; + +import org.apache.log4j.Logger; + +import org.hibernate.Session; +import org.hibernate.Query; + +import de.intevation.flys.model.GrainFraction; +import de.intevation.flys.model.Unit; + + +public class ImportGrainFraction { + + private static final Logger log = + Logger.getLogger(ImportGrainFraction.class); + + private String name; + + private Double lower; + private Double upper; + + private ImportUnit unit; + + private GrainFraction peer; + + + public ImportGrainFraction( + String name, + Double lower, + Double upper, + ImportUnit unit + ) { + this.name = name; + this.lower = lower; + this.upper = upper; + this.unit = unit; + } + + + public void storeDependencies() { + log.debug("store dependencies"); + + getPeer(); + } + + + public GrainFraction getPeer() { + log.debug("get peer"); + + Unit u = unit != null ? unit.getPeer() : null; + + if (peer == null) { + Session session = ImporterSession.getInstance().getDatabaseSession(); + Query query = session.createQuery( + "from GrainFraction where " + + " name=:name and " + + " lower=:lower and " + + " upper=:upper and " + + " unit=:unit" + ); + + query.setParameter("name", name); + query.setParameter("lower", lower); + query.setParameter("upper", upper); + query.setParameter("unit", u); + + List<GrainFraction> fractions = query.list(); + if (fractions.isEmpty()) { + log.info("create new GrainFraction"); + + peer = new GrainFraction(name, lower, upper, u); + session.save(peer); + } + else { + peer = fractions.get(0); + } + } + + return peer; + } +} +// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :