Mercurial > dive4elements > river

annotate flys-backend/src/main/java/de/intevation/flys/importer/ImportFlowVelocityMeasurement.java @ 4173:7d4480c0e68e

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Allow users to select the current relevant discharge table in historical discharge table calculattion. In addition to this, the discharge tables in the helper panel displayed in the client is ordered in time.
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Thu, 18 Oct 2012 12:13:48 +0200
parents a5b003595d6c
children 4ee97d914501
rev   line source
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8fe9c6584b93 Added importer classes used during the import process of flow velocity measurements.
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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.ArrayList;
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5 import java.util.List;
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6
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7 import org.apache.log4j.Logger;
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8
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9 import org.hibernate.Session;
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10 import org.hibernate.Query;
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11 import org.hibernate.exception.ConstraintViolationException;
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12
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13 import de.intevation.flys.model.FlowVelocityMeasurement;
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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 ImportFlowVelocityMeasurement {
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18
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19 private static final Logger log = Logger
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20 .getLogger(ImportFlowVelocityMeasurement.class);
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21
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22 private String description;
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23
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24 private List<ImportFlowVelocityMeasurementValue> values;
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25
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26 private FlowVelocityMeasurement peer;
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27
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28 public ImportFlowVelocityMeasurement() {
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29 this(null);
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30 }
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31
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32 public ImportFlowVelocityMeasurement(String description) {
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33 this.description = description;
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34 this.values = new ArrayList<ImportFlowVelocityMeasurementValue>();
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35 }
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36
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37 public void setDescription(String description) {
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38 this.description = description;
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39 }
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40
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41 public void addValue(ImportFlowVelocityMeasurementValue value) {
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42 this.values.add(value);
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43 }
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44
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45 public void storeDependencies(River river) throws SQLException,
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46 ConstraintViolationException {
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47 log.debug("store dependencies");
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48
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49 FlowVelocityMeasurement peer = getPeer(river);
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50
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51 if (peer != null) {
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52 for (ImportFlowVelocityMeasurementValue value : values) {
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53 value.storeDependencies(peer);
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54 }
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55 }
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56 }
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57
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58 public FlowVelocityMeasurement getPeer(River river) {
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59 if (peer == null) {
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60 Session session = ImporterSession.getInstance()
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61 .getDatabaseSession();
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62
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63 Query query = session
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64 .createQuery("from FlowVelocityMeasurement where "
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65 + " river=:river and " + " description=:description");
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66
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67 query.setParameter("river", river);
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68 query.setParameter("description", description);
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69
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70 List<FlowVelocityMeasurement> measurement = query.list();
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71
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72 if (measurement.isEmpty()) {
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73 peer = new FlowVelocityMeasurement(river, description);
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74
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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 = measurement.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