Mercurial > dive4elements > river
diff flys-backend/src/main/java/de/intevation/flys/importer/ImportFlowVelocityModelValue.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/ImportFlowVelocityModelValue.java Tue Apr 17 08:50:15 2012 +0000 @@ -0,0 +1,74 @@ +package de.intevation.flys.importer; + +import java.math.BigDecimal; +import java.sql.SQLException; +import java.util.List; + +import org.hibernate.Session; +import org.hibernate.Query; +import org.hibernate.exception.ConstraintViolationException; + +import de.intevation.flys.model.FlowVelocityModel; +import de.intevation.flys.model.FlowVelocityModelValue; + + +public class ImportFlowVelocityModelValue { + + private BigDecimal station; + private BigDecimal totalChannel; + private BigDecimal mainChannel; + private BigDecimal shearStress; + + private FlowVelocityModelValue peer; + + + public ImportFlowVelocityModelValue( + BigDecimal station, + BigDecimal totalChannel, + BigDecimal mainChannel, + BigDecimal shearStress + ) { + this.station = station; + this.totalChannel = totalChannel; + this.mainChannel = mainChannel; + this.shearStress = shearStress; + } + + + public void storeDependencies(FlowVelocityModel model) + throws SQLException, ConstraintViolationException + { + getPeer(model); + } + + + public FlowVelocityModelValue getPeer(FlowVelocityModel model) { + if (peer == null) { + Session session = ImporterSession.getInstance().getDatabaseSession(); + + Query query = session.createQuery( + "from FlowVelocityModelValue where " + + " model:=model and " + + " station=:station" + ); + + query.setParameter("model", model); + query.setParameter("station", station); + + List<FlowVelocityModelValue> values = query.list(); + + if (values.isEmpty()) { + peer = new FlowVelocityModelValue( + model, station, totalChannel, mainChannel, shearStress); + + session.save(peer); + } + else { + peer = values.get(0); + } + } + + return peer; + } +} +// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :