Mercurial > dive4elements > river

annotate flys-backend/src/main/java/org/dive4elements/river/importer/ImportSQRelation.java @ 5829:18619c1e7c2a

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Repaired internal references.
author Sascha L. Teichmann <teichmann@intevation.de>
date Thu, 25 Apr 2013 11:54:36 +0200
parents dfb26b03b179
children
rev   line source
5829
18619c1e7c2a Repaired internal references.
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parents: 5828
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1 package org.dive4elements.river.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.Query;
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10 import org.hibernate.Session;
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11 import org.hibernate.exception.ConstraintViolationException;
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12
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13 import org.dive4elements.river.model.River;
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14 import org.dive4elements.river.model.SQRelation;
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15 import org.dive4elements.river.model.TimeInterval;
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16
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17
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18 public class ImportSQRelation {
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19
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20 private static Logger log = Logger.getLogger(ImportSQRelation.class);
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21
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22 private ImportTimeInterval timeInterval;
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23
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24 private String description;
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25
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26 private List<ImportSQRelationValue> values;
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27
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28 private SQRelation peer;
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29
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30 public ImportSQRelation() {
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31 this.values = new ArrayList<ImportSQRelationValue>();
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32 }
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33
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34 public void storeDependencies(River river) {
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35 log.info("store dependencies");
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36
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37 SQRelation peer = getPeer(river);
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38
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39 if (peer != null) {
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40 int count = 0;
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41
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42 for (ImportSQRelationValue value : values) {
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43 try {
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44 value.storeDependencies(peer);
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45 count++;
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46 }
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47 catch (SQLException sqle) {
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48 log.warn("ISQ: Unable to store sq relation value.", sqle);
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49 }
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50 catch (ConstraintViolationException cve) {
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51 log.warn("ISQ: Unable to store sq relation value.", cve);
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52 }
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53 }
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54
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55 log.info("stored " + count + " sq relation values.");
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56 }
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57 }
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58
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59 public SQRelation getPeer(River river) {
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60 log.debug("getPeer()");
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61
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62 if (peer == null) {
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63 TimeInterval timeInter = timeInterval.getPeer();
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64
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65 if (timeInter == null) {
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66 log.warn("ISQ: Cannot determine sq relation without time interval");
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67 return null;
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68 }
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69
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70 Session session = ImporterSession.getInstance()
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71 .getDatabaseSession();
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72
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73 Query query = session
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74 .createQuery("FROM SQRelation WHERE river=:river AND timeInterval=:timeInter");
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75
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76 query.setParameter("river", river);
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77 query.setParameter("timeInter", timeInter);
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78
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79 List<SQRelation> sq = query.list();
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80
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81 if (sq.isEmpty()) {
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82 log.info("create new SQ relation '" + description + "'");
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83
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84 peer = new SQRelation(river, timeInter, description);
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85 session.save(peer);
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86 }
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87 else {
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88 peer = sq.get(0);
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89 }
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90 }
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91
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92 return peer;
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93 }
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94
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95 public void setDescription(String description) {
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96 this.description = description;
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97 }
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98
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99 public void setTimeInterval(ImportTimeInterval timeInterval) {
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100 this.timeInterval = timeInterval;
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101 }
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102
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103 public void addValue(ImportSQRelationValue value) {
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104 if (value != null) {
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105 this.values.add(value);
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106 }
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107 }
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108 }
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109 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org