Mercurial > dive4elements > river
annotate artifacts/src/main/java/org/dive4elements/river/exports/minfo/BedDifferenceExporter.java @ 6217:e213b538f78c
Added exporter for bed height differences.
author | Raimund Renkert <rrenkert@intevation.de> |
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date | Thu, 06 Jun 2013 16:41:27 +0200 |
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children | 34f393434913 |
rev | line source |
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6217
e213b538f78c
Added exporter for bed height differences.
Raimund Renkert <rrenkert@intevation.de>
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1 package org.dive4elements.river.exports.minfo; |
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2 |
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3 import gnu.trove.TDoubleArrayList; |
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4 |
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5 import java.io.IOException; |
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6 import java.io.OutputStream; |
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7 import java.text.NumberFormat; |
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8 import java.util.LinkedList; |
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9 import java.util.List; |
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10 |
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11 import org.apache.log4j.Logger; |
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12 import org.dive4elements.artifacts.CallContext; |
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13 import org.dive4elements.river.artifacts.model.CalculationResult; |
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14 import org.dive4elements.river.artifacts.model.minfo.BedDifferencesResult; |
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15 import org.dive4elements.river.exports.AbstractExporter; |
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16 import org.dive4elements.river.utils.Formatter; |
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17 import org.w3c.dom.Document; |
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18 |
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19 import au.com.bytecode.opencsv.CSVWriter; |
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20 |
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21 |
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22 public class BedDifferenceExporter |
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23 extends AbstractExporter |
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24 { |
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25 |
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26 /** Private logger. */ |
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27 private static Logger logger = |
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28 Logger.getLogger(BedDifferenceExporter.class); |
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29 |
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30 private static final String CSV_HEADER_KM = "export.minfo.beddifference.km"; |
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31 private static final String CSV_HEADER_DIFF = |
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32 "export.minfo.beddifference.diff"; |
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33 |
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34 private BedDifferencesResult[] results; |
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35 |
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36 @Override |
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37 public void init(Document request, OutputStream out, CallContext context) { |
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38 logger.debug("BedQualityExporter.init"); |
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39 super.init(request, out, context); |
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40 results = new BedDifferencesResult[0]; |
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41 } |
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42 @Override |
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43 protected void writeCSVData(CSVWriter writer) throws IOException { |
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44 writeCSVHeader(writer); |
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45 |
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46 NumberFormat kmf = Formatter.getCalculationKm(context.getMeta()); |
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47 NumberFormat mf = Formatter.getMeterFormat(context); |
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48 for (int i = 0; i < results.length; i++) { |
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49 BedDifferencesResult result = results[i]; |
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50 double[][] kms = result.getDifferencesData(); |
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51 for (int j = 0; j < kms[0].length; j++) { |
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52 writer.writeNext(new String[] { |
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53 kmf.format(kms[0][j]), mf.format(kms[1][j])}); |
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54 } |
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55 } |
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56 } |
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57 |
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58 @Override |
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59 protected void writePDF(OutputStream out) { |
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60 // TODO implement me! |
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61 |
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62 } |
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63 |
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64 @Override |
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65 protected void addData(Object data) { |
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66 if (!(data instanceof CalculationResult)) { |
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67 logger.warn("Invalid data type."); |
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68 return; |
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69 } |
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70 Object[] d = (Object[])((CalculationResult)data).getData(); |
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71 |
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72 if (!(d instanceof BedDifferencesResult[])) { |
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73 logger.warn("Invalid result object."); |
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74 return; |
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75 } |
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76 results = (BedDifferencesResult[])d; |
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77 } |
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78 |
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79 protected void writeCSVHeader(CSVWriter writer) { |
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80 logger.debug("writeCSVHeader()"); |
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81 |
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82 List<String> header = new LinkedList<String>(); |
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83 if (results != null) { |
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84 header.add(msg(CSV_HEADER_KM, "km")); |
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85 header.add(msg(CSV_HEADER_DIFF, "m")); |
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86 } |
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87 writer.writeNext(header.toArray(new String[header.size()])); |
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88 } |
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89 } |