Mercurial > dive4elements > river
comparison 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> |
|---|---|
| date | Tue, 17 Apr 2012 08:50:15 +0000 |
| parents | |
| children | ac13e466a55e |
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| 2826:c3f8cf0cdf69 | 2827:85b25e74594f |
|---|---|
| 1 package de.intevation.flys.importer; | |
| 2 | |
| 3 import java.sql.SQLException; | |
| 4 import java.util.List; | |
| 5 | |
| 6 import org.apache.log4j.Logger; | |
| 7 | |
| 8 import org.hibernate.Session; | |
| 9 import org.hibernate.Query; | |
| 10 import org.hibernate.exception.ConstraintViolationException; | |
| 11 | |
| 12 import de.intevation.flys.model.DischargeZone; | |
| 13 import de.intevation.flys.model.FlowVelocityModel; | |
| 14 import de.intevation.flys.model.River; | |
| 15 | |
| 16 | |
| 17 public class ImportFlowVelocityModel { | |
| 18 | |
| 19 private static final Logger log = | |
| 20 Logger.getLogger(ImportFlowVelocityModel.class); | |
| 21 | |
| 22 | |
| 23 private String description; | |
| 24 | |
| 25 private ImportDischargeZone dischargeZone; | |
| 26 | |
| 27 private List<ImportFlowVelocityModelValue> values; | |
| 28 | |
| 29 private FlowVelocityModel peer; | |
| 30 | |
| 31 | |
| 32 public ImportFlowVelocityModel( | |
| 33 ImportDischargeZone dischargeZone, | |
| 34 String description | |
| 35 ) { | |
| 36 this.dischargeZone = dischargeZone; | |
| 37 this.description = description; | |
| 38 } | |
| 39 | |
| 40 | |
| 41 public void storeDependencies(River river) | |
| 42 throws SQLException, ConstraintViolationException | |
| 43 { | |
| 44 log.debug("store dependencies"); | |
| 45 | |
| 46 dischargeZone.storeDependencies(river); | |
| 47 | |
| 48 FlowVelocityModel peer = getPeer(river); | |
| 49 | |
| 50 for (ImportFlowVelocityModelValue value: values) { | |
| 51 value.storeDependencies(peer); | |
| 52 } | |
| 53 } | |
| 54 | |
| 55 | |
| 56 public FlowVelocityModel getPeer(River river) { | |
| 57 if (peer == null) { | |
| 58 Session session = ImporterSession.getInstance().getDatabaseSession(); | |
| 59 | |
| 60 DischargeZone zone = dischargeZone.getPeer(river); | |
| 61 | |
| 62 Query query = session.createQuery( | |
| 63 "from FlowVelocityModel where " + | |
| 64 " river:=river and " + | |
| 65 " dischargeZone=:dischargeZone" | |
| 66 ); | |
| 67 | |
| 68 query.setParameter("river", river); | |
| 69 query.setParameter("dischargeZone", zone); | |
| 70 | |
| 71 List<FlowVelocityModel> model = query.list(); | |
| 72 | |
| 73 if (model.isEmpty()) { | |
| 74 peer = new FlowVelocityModel(river, zone); | |
| 75 session.save(peer); | |
| 76 } | |
| 77 else { | |
| 78 peer = model.get(0); | |
| 79 } | |
| 80 } | |
| 81 | |
| 82 return peer; | |
| 83 } | |
| 84 } | |
| 85 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |