Mercurial > dive4elements > river

annotate flys-backend/src/main/java/de/intevation/flys/importer/ImportFlowVelocityModel.java @ 2827:85b25e74594f

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