Mercurial > dive4elements > river

annotate flys-backend/src/main/java/de/intevation/flys/importer/ImportMorphWidth.java @ 2821:0a536eb5d668

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Added parser for parsing morphological widths. flys-backend/trunk@4238 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Fri, 13 Apr 2012 13:22:54 +0000
parents 0c2567626754
children a5b003595d6c
rev   line source
2819
0c2567626754 Tiny schema modification specific to MINFO morphological width values; added importer classes.
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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
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5 import java.util.ArrayList;
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6 import java.util.List;
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7
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8 import org.apache.log4j.Logger;
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9
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10 import org.hibernate.Session;
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11 import org.hibernate.Query;
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12 import org.hibernate.exception.ConstraintViolationException;
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14 import de.intevation.flys.model.MorphologicalWidth;
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15 import de.intevation.flys.model.River;
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18 public class ImportMorphWidth {
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20 private static Logger log = Logger.getLogger(ImportMorphWidth.class);
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23 protected MorphologicalWidth peer;
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24
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25 protected ImportUnit unit;
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27 protected List<ImportMorphWidthValue> values;
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29
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30 public ImportMorphWidth() {
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31 this.values = new ArrayList<ImportMorphWidthValue>();
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32 }
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34
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35 public void addValue(ImportMorphWidthValue value) {
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36 this.values.add(value);
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37 }
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39
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40 public void setUnit(ImportUnit unit) {
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41 this.unit = unit;
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42 }
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43
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44
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45 public void storeDependencies(River river)
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46 throws SQLException, ConstraintViolationException
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47 {
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48 log.info("store dependencies");
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49
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50 MorphologicalWidth peer = getPeer(river);
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51
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52 log.info("store morphological width values");
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53
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54 for (ImportMorphWidthValue value: values) {
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55 value.storeDependencies(peer);
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56 }
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57 }
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59
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60 public MorphologicalWidth getPeer(River river) {
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61 log.info("get peer");
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62
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63 if (peer == null) {
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64 Session session = ImporterSession.getInstance().getDatabaseSession();
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65
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66 Query query = session.createQuery(
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67 "from MorphologicalWidth where " +
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68 " river=:river and " +
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69 " unit=:unit");
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70
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71 query.setParameter("river", river);
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72 query.setParameter("unit", unit.getPeer());
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74 List<MorphologicalWidth> widths = query.list();
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75
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76 if (widths.isEmpty()) {
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77 log.debug("Create new MorphologicalWidth DB instance.");
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78
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79 peer = new MorphologicalWidth(river, unit.getPeer());
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80
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81 session.save(peer);
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82 }
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83 else {
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84 peer = widths.get(0);
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85 }
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86 }
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87
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88 return peer;
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89 }
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90 }
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91 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org