Mercurial > dive4elements > river

annotate backend/src/main/java/org/dive4elements/river/importer/ImportSedimentDensity.java @ 7162:4683bdf77ff9

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Handle flow velocity measurements in the FlowVelocity processor
author Andre Heinecke <aheinecke@intevation.de>
date Thu, 26 Sep 2013 10:38:21 +0200
parents 4c3ccf2b0304
children 0a5239a1e46e
rev   line source
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Sascha L. Teichmann <teichmann@intevation.de>
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1 /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
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2 * Software engineering by Intevation GmbH
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3 *
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4 * This file is Free Software under the GNU AGPL (>=v3)
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5 * and comes with ABSOLUTELY NO WARRANTY! Check out the
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6 * documentation coming with Dive4Elements River for details.
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7 */
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8
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9 package org.dive4elements.river.importer;
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10
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11 import java.util.ArrayList;
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12 import java.util.List;
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13
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14 import org.apache.log4j.Logger;
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15 import org.hibernate.Query;
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16 import org.hibernate.Session;
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17
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18 import org.dive4elements.river.model.River;
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19 import org.dive4elements.river.model.SedimentDensity;
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20
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21
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22 public class ImportSedimentDensity {
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23
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24 private static Logger log = Logger.getLogger(ImportSedimentDensity.class);
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25
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26 protected SedimentDensity peer;
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27
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28 protected ImportDepth depth;
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29
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30 protected String description;
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31
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32 protected List<ImportSedimentDensityValue> values;
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33
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34 public ImportSedimentDensity(String description) {
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35 this.description = description;
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36 this.values = new ArrayList<ImportSedimentDensityValue>();
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37 }
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38
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39 public String getDescription() {
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40 return description;
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41 }
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42
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43 public void setDepth(ImportDepth depth) {
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44 this.depth = depth;
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45 }
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46
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47 public void addValue(ImportSedimentDensityValue value) {
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48 values.add(value);
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49 }
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50
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51 public void storeDependencies(River river) {
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52 log.info("store dependencies");
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53
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54 if (depth != null) {
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55 depth.storeDependencies();
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56 }
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57
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58 SedimentDensity peer = getPeer(river);
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59
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60 if (peer != null) {
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61 log.info("store sediment density values.");
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62 for (ImportSedimentDensityValue value : values) {
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63 value.storeDependencies(peer);
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64 }
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65 }
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66 }
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67
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68 public SedimentDensity getPeer(River river) {
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69 log.info("get peer");
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70
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71 if (depth == null) {
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72 log.warn("cannot store sediment density '" + description
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73 + "': no depth");
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74 return null;
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75 }
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76
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77 if (peer == null) {
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78 Session session = ImporterSession.getInstance()
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79 .getDatabaseSession();
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80
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81 Query query = session.createQuery("from SedimentDensity where "
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82 + " river=:river and " + " depth=:depth");
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83
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84 query.setParameter("river", river);
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85 query.setParameter("depth", depth.getPeer());
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86
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87 List<SedimentDensity> density = query.list();
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88
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89 if (density.isEmpty()) {
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90 log.debug("Create new SedimentDensity DB instance.");
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91
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92 peer = new SedimentDensity(river, depth.getPeer(),
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93 description);
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94
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95 session.save(peer);
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96 }
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97 else {
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98 peer = density.get(0);
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99 }
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100 }
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101
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102 return peer;
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103 }
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104 }
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105 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org