Mercurial > dive4elements > river

annotate backend/src/main/java/org/dive4elements/river/importer/sinfo/importitem/DailyDischargeDayLineImport.java @ 8971:50416a0df385

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Importer for the Schifffahrt (S-INFO) and Oekologie (U-INFO) files
author mschaefer
date Tue, 03 Apr 2018 10:18:30 +0200
parents
children d86c7cb68b41
rev   line source
8971
50416a0df385 Importer for the Schifffahrt (S-INFO) and Oekologie (U-INFO) files
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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.sinfo.importitem;
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12
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13 import java.util.Date;
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14 import java.util.List;
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15
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16 import org.dive4elements.river.importer.common.AbstractKmLineImport;
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17 import org.dive4elements.river.model.sinfo.DailyDischarge;
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18 import org.dive4elements.river.model.sinfo.DailyDischargeValue;
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19 import org.hibernate.Query;
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20 import org.hibernate.Session;
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21
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22 /**
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23 * Imported daily discharge of a gauge.
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24 *
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25 * @author Matthias Schäfer
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26 *
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27 */
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28 public class DailyDischargeDayLineImport extends AbstractKmLineImport<DailyDischarge, DailyDischargeValue> {
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29
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30 /***** FIELDS *****/
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31
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32 private final Date day;
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33
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34 private final Double discharge;
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35
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36
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37 /***** CONSTRUCTOR *****/
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38
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39 public DailyDischargeDayLineImport(final Date day, final Double discharge) {
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40 super(Double.NaN);
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41 this.day = day;
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42 this.discharge = discharge;
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43 }
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44
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45 /***** METHODS *****/
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46
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47 @Override
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48 protected DailyDischargeValue queryValueItem(final Session session, final DailyDischarge parent) {
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49 final Query query = session.createQuery("FROM DailyDischargeValue WHERE (DailyDischarge=:parent) AND (day=:day)");
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50 query.setParameter("parent", parent);
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51 query.setParameter("day", this.day);
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52 final List rows = query.list();
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53 if (!rows.isEmpty())
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54 return (DailyDischargeValue) rows.get(0);
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55 else
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56 return null;
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57 }
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58
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59
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60 @Override
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61 protected DailyDischargeValue createValueItem(final DailyDischarge parent) {
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62 return new DailyDischargeValue(parent, this.day, this.discharge);
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63 }
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64 }
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