Mercurial > dive4elements > river
diff flys-backend/src/main/java/de/intevation/flys/importer/ImportFlowVelocityModel.java @ 2827:85b25e74594f
Added temp classes used during the import process of flow velocity data.
flys-backend/trunk@4244 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Tue, 17 Apr 2012 08:50:15 +0000 |
parents | |
children | ac13e466a55e |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/flys-backend/src/main/java/de/intevation/flys/importer/ImportFlowVelocityModel.java Tue Apr 17 08:50:15 2012 +0000 @@ -0,0 +1,85 @@ +package de.intevation.flys.importer; + +import java.sql.SQLException; +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.DischargeZone; +import de.intevation.flys.model.FlowVelocityModel; +import de.intevation.flys.model.River; + + +public class ImportFlowVelocityModel { + + private static final Logger log = + Logger.getLogger(ImportFlowVelocityModel.class); + + + private String description; + + private ImportDischargeZone dischargeZone; + + private List<ImportFlowVelocityModelValue> values; + + private FlowVelocityModel peer; + + + public ImportFlowVelocityModel( + ImportDischargeZone dischargeZone, + String description + ) { + this.dischargeZone = dischargeZone; + this.description = description; + } + + + public void storeDependencies(River river) + throws SQLException, ConstraintViolationException + { + log.debug("store dependencies"); + + dischargeZone.storeDependencies(river); + + FlowVelocityModel peer = getPeer(river); + + for (ImportFlowVelocityModelValue value: values) { + value.storeDependencies(peer); + } + } + + + public FlowVelocityModel getPeer(River river) { + if (peer == null) { + Session session = ImporterSession.getInstance().getDatabaseSession(); + + DischargeZone zone = dischargeZone.getPeer(river); + + Query query = session.createQuery( + "from FlowVelocityModel where " + + " river:=river and " + + " dischargeZone=:dischargeZone" + ); + + query.setParameter("river", river); + query.setParameter("dischargeZone", zone); + + List<FlowVelocityModel> model = query.list(); + + if (model.isEmpty()) { + peer = new FlowVelocityModel(river, zone); + session.save(peer); + } + else { + peer = model.get(0); + } + } + + return peer; + } +} +// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :