Mercurial > dive4elements > river
annotate flys-backend/src/main/java/de/intevation/flys/importer/ImportWaterlevelDifferenceValue.java @ 2850:a1402c16152f
Added a parser and importer classes used to import waterlevel differences.
flys-backend/trunk@4304 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Thu, 26 Apr 2012 09:46:32 +0000 |
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children | ed13816047b3 |
rev | line source |
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2850
a1402c16152f
Added a parser and importer classes used to import waterlevel differences.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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1 package de.intevation.flys.importer; |
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Added a parser and importer classes used to import waterlevel differences.
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2 |
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3 import java.util.ArrayList; |
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4 import java.util.List; |
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5 |
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6 import org.apache.log4j.Logger; |
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7 |
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8 import org.hibernate.Session; |
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9 import org.hibernate.Query; |
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10 |
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11 import de.intevation.flys.model.WaterlevelDifferenceColumn; |
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12 import de.intevation.flys.model.WaterlevelDifferenceValue; |
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13 |
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14 |
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15 public class ImportWaterlevelDifferenceValue { |
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16 |
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17 private static final Logger log = |
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18 Logger.getLogger(ImportWaterlevelDifferenceValue.class); |
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19 |
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20 |
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21 private Double station; |
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22 private Double value; |
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23 |
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24 private WaterlevelDifferenceValue peer; |
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25 |
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26 |
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27 public ImportWaterlevelDifferenceValue(Double station, Double value) { |
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28 this.station = station; |
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29 this.value = value; |
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30 } |
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31 |
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32 |
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33 public void storeDependencies(WaterlevelDifferenceColumn column) { |
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34 getPeer(column); |
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35 } |
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36 |
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37 |
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38 public WaterlevelDifferenceValue getPeer(WaterlevelDifferenceColumn column) { |
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39 if (peer == null) { |
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40 Session session = ImporterSession.getInstance().getDatabaseSession(); |
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41 Query query = session.createQuery( |
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42 "from WaterlevelDifferenceValue where " + |
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43 " column=:column and " + |
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44 " station=:station and " + |
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45 " value=:value" |
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46 ); |
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47 |
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48 query.setParameter("column", column); |
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49 query.setParameter("station", station); |
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50 query.setParameter("value", value); |
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51 |
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52 List<WaterlevelDifferenceValue> values = query.list(); |
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53 if (values.isEmpty()) { |
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54 peer = new WaterlevelDifferenceValue(column, station, value); |
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55 session.save(peer); |
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56 } |
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57 else { |
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58 peer = values.get(0); |
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59 } |
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60 } |
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61 |
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62 return peer; |
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63 } |
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64 } |
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65 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |