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1 /* Copyright (C) 2017 by Bundesanstalt für Gewässerkunde |
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2 * Software engineering by |
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3 * Björnsen Beratende Ingenieure GmbH |
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4 * Dr. Schumacher Ingenieurbüro für Wasser und Umwelt |
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5 * |
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6 * This file is Free Software under the GNU AGPL (>=v3) |
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7 * and comes with ABSOLUTELY NO WARRANTY! Check out the |
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8 * documentation coming with Dive4Elements River for details. |
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9 */ |
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10 |
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11 package org.dive4elements.river.importer.uinfo.importitem; |
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12 |
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13 import java.util.List; |
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14 |
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15 import org.apache.log4j.Logger; |
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16 import org.dive4elements.river.importer.common.AbstractKmLineImport; |
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17 import org.dive4elements.river.model.uinfo.Vegetation; |
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18 import org.dive4elements.river.model.uinfo.VegetationType; |
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19 import org.dive4elements.river.model.uinfo.VegetationZone; |
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20 import org.hibernate.Query; |
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21 import org.hibernate.Session; |
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22 |
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23 /** |
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24 * Imported vegetation values of a river station. |
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25 * |
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26 * @author Matthias Schäfer |
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27 * |
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28 */ |
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29 public class VegetationZoneImport extends AbstractKmLineImport<Vegetation, VegetationZone> { |
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30 |
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31 /***** FIELDS *****/ |
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32 |
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33 private static Logger log = Logger.getLogger(VegetationZoneImport.class); |
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34 |
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35 private final VegetationTypeImport vegetationType; |
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36 |
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37 private final Integer minOverflowDays; |
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38 |
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39 private final Integer maxOverflowDays; |
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40 |
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41 |
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42 /***** CONSTRUCTOR *****/ |
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43 |
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44 public VegetationZoneImport(final int vegetationTypeId, final Integer minOverflowDays, final Integer maxOverflowDays) { |
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45 super(Double.NaN); |
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46 this.vegetationType = new VegetationTypeImport(vegetationTypeId); |
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47 this.minOverflowDays = minOverflowDays; |
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48 this.maxOverflowDays = maxOverflowDays; |
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49 } |
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50 |
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51 |
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52 /***** METHODS *****/ |
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53 |
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54 @Override |
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55 public VegetationZone queryValueItem(final Session session, final Vegetation parent) { |
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56 final Query query = session.createQuery("FROM VegetationZone WHERE (vegetation=:parent)" |
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57 + " AND (vegetationType=:type)"); |
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58 query.setParameter("parent", parent); |
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59 query.setParameter("type", this.vegetationType); |
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60 final List rows = query.list(); |
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61 if (!rows.isEmpty()) |
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62 return (VegetationZone) rows.get(0); |
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63 else |
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64 return null; |
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65 } |
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66 |
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67 |
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68 @Override |
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69 public VegetationZone createValueItem(final Vegetation parent) { |
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70 final VegetationType type = this.vegetationType.getPeer(); |
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71 if (type == null) { |
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72 log.error("Unknown vegetation zone class " + this.vegetationType.getId()); |
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73 return null; |
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74 } |
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75 return new VegetationZone(parent, type, this.minOverflowDays, this.maxOverflowDays); |
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76 } |
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77 } |
