Mercurial > dive4elements > river

annotate backend/src/main/java/org/dive4elements/river/importer/ImportPosition.java @ 6955:94cb1845c667

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(issue1452) Coalesce to zero to avoid NaN arithmetic.
author Andre Heinecke <aheinecke@intevation.de>
date Fri, 30 Aug 2013 15:45:14 +0200
parents 4c3ccf2b0304
children 5e38e2924c07
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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11 import org.dive4elements.river.model.Position;
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12
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13 import org.hibernate.Session;
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14 import org.hibernate.Query;
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15
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16 import java.util.List;
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17
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18 public class ImportPosition
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19 implements Comparable<ImportPosition>
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20 {
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21 protected String value;
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22
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23 protected Position peer;
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24
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25 public ImportPosition() {
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26 }
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27
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28 public ImportPosition(String value) {
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29 this.value = value;
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30 }
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31
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32 public int compareTo(ImportPosition other) {
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33 return value.compareTo(other.value);
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34 }
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35
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36 public String getValue() {
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37 return value;
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38 }
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39
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40 public void setValue(String value) {
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41 this.value = value;
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42 }
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43
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44 public Position getPeer() {
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45 if (peer == null) {
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46 Session session = ImporterSession.getInstance().getDatabaseSession();
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47 Query query = session.createQuery("from Position where value=:value");
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48 query.setString("value", value);
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49 List<Position> positions = query.list();
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50 if (positions.isEmpty()) {
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51 peer = new Position(value);
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52 session.save(peer);
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53 }
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54 else {
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55 peer = positions.get(0);
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56 }
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57 }
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58 return peer;
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59 }
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60 }
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61 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
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62
http://dive4elements.wald.intevation.org