Mercurial > dive4elements > river
annotate flys-artifacts/src/main/java/de/intevation/flys/exports/DurationCurveExporter.java @ 416:340dc41a7ea3
The CSV exports will now have headers.
flys-artifacts/trunk@1880 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Tue, 10 May 2011 13:18:03 +0000 |
parents | 5d6988836f01 |
children | e0fec407a280 |
rev | line source |
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Added an exporter to export the computed data of a duration curve.
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1 package de.intevation.flys.exports; |
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2 |
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3 import java.io.OutputStream; |
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4 import java.util.ArrayList; |
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5 import java.util.List; |
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6 |
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7 import org.w3c.dom.Document; |
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8 |
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9 import org.apache.log4j.Logger; |
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10 |
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11 import au.com.bytecode.opencsv.CSVWriter; |
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12 |
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13 import de.intevation.artifacts.Artifact; |
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14 import de.intevation.artifacts.CallContext; |
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15 |
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16 import de.intevation.flys.artifacts.WINFOArtifact; |
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17 import de.intevation.flys.artifacts.model.WQDay; |
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18 |
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19 |
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20 /** |
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21 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> |
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22 */ |
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23 public class DurationCurveExporter extends AbstractExporter { |
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24 |
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25 /** The logger used in this exporter.*/ |
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26 private static Logger logger = Logger.getLogger(WaterlevelExporter.class); |
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27 |
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28 |
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29 public static final String CSV_DURATION_HEADER = |
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30 "export.duration.curve.csv.header.duration"; |
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31 |
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32 public static final String CSV_W_HEADER = |
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33 "export.duration.curve.csv.header.w"; |
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34 |
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35 public static final String CSV_Q_HEADER = |
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36 "export.duration.curve.csv.header.q"; |
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37 |
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38 public static final String DEFAULT_CSV_DURATION_HEADER = "D [Tagen]"; |
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39 public static final String DEFAULT_CSV_W_HEADER = "W [NN + m]"; |
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40 public static final String DEFAULT_CSV_Q_HEADER = "Q [m³/s]"; |
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41 |
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42 |
391
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43 /** The storage that contains all WQKms objects for the different facets.*/ |
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44 protected List<WQDay> data; |
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45 |
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46 |
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47 public void init(Document request, OutputStream out, CallContext context) { |
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48 logger.debug("DurationCurveExporter.init"); |
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49 |
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50 super.init(request, out, context); |
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51 |
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52 this.data = new ArrayList<WQDay>(); |
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53 } |
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54 |
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55 |
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56 protected void addData(Artifact artifact) { |
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57 WINFOArtifact winfoArtifact = (WINFOArtifact) artifact; |
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58 data.add(winfoArtifact.getDurationCurveData()); |
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59 } |
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60 |
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61 |
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62 protected void writeCSVData(CSVWriter writer) { |
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63 logger.info("DurationCurveExporter.writeData"); |
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64 |
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65 writeCSVHeader(writer); |
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66 |
391
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67 for (WQDay wqday: data) { |
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68 wQDay2CSV(writer, wqday); |
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69 } |
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70 } |
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71 |
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72 |
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73 protected void writeCSVHeader(CSVWriter writer) { |
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74 logger.info("DurationCurveExporter.writeCSVHeader"); |
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75 |
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76 writer.writeNext(new String[] { |
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77 msg(CSV_W_HEADER, DEFAULT_CSV_W_HEADER), |
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78 msg(CSV_Q_HEADER, DEFAULT_CSV_Q_HEADER), |
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79 msg(CSV_DURATION_HEADER, DEFAULT_CSV_DURATION_HEADER) |
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80 }); |
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81 } |
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82 |
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83 |
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84 protected void wQDay2CSV(CSVWriter writer, WQDay wqday) { |
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85 logger.debug("DurationCurveExporter.wQDay2CSV"); |
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86 |
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87 int size = wqday.size(); |
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88 |
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89 for (int i = 0; i < size; i ++) { |
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90 writer.writeNext(new String[] { |
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91 Double.toString(wqday.getW(i)), |
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92 Double.toString(wqday.getQ(i)), |
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93 Double.toString(wqday.getDay(i)) |
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94 }); |
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95 } |
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96 } |
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97 } |