Mercurial > dive4elements > river
annotate flys-artifacts/src/main/java/de/intevation/flys/exports/fixings/ParametersExporter.java @ 4232:b3aa91e45010
Implemented the Q evaluation mode for historical discharge calculations.
Added the calculation itself, created new facets, added themes and improved the chart generator
to support the new facets.
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Wed, 24 Oct 2012 07:25:35 +0200 |
parents | 35a6c9a49a76 |
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1 package de.intevation.flys.exports.fixings; |
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2 |
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3 import au.com.bytecode.opencsv.CSVWriter; |
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4 |
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5 import de.intevation.artifacts.CallContext; |
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6 |
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7 import de.intevation.flys.artifacts.model.CalculationResult; |
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8 import de.intevation.flys.artifacts.model.Parameters; |
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9 |
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10 import de.intevation.flys.artifacts.model.fixings.FixAnalysisResult; |
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11 |
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12 import de.intevation.flys.artifacts.resources.Resources; |
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13 |
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14 import de.intevation.flys.exports.AbstractExporter; |
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15 |
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16 import java.io.IOException; |
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17 import java.io.OutputStream; |
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18 |
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19 import java.text.NumberFormat; |
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20 |
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21 import java.util.ArrayList; |
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22 import java.util.List; |
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23 |
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24 import org.apache.log4j.Logger; |
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25 |
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26 import org.w3c.dom.Document; |
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27 |
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28 public class ParametersExporter |
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29 extends AbstractExporter |
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30 { |
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31 private static Logger log = Logger.getLogger(ParametersExporter.class); |
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32 |
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33 protected List<Parameters> parametersList; |
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34 |
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35 @Override |
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36 public void init(Document request, OutputStream out, CallContext context) { |
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37 log.debug("ParametersExporter.init"); |
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38 super.init(request, out, context); |
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39 parametersList = new ArrayList<Parameters>(); |
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40 } |
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41 |
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42 @Override |
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43 protected void addData(Object d) { |
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44 log.debug("ParametersExporter.addData"); |
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45 if (!(d instanceof CalculationResult)) { |
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46 log.warn("Invalid data type"); |
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47 return; |
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48 } |
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49 |
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50 Object data = ((CalculationResult)d).getData(); |
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51 if (!(data instanceof FixAnalysisResult)) { |
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52 log.warn("Invalid data stored in result."); |
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53 return; |
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54 } |
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55 |
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56 FixAnalysisResult result = (FixAnalysisResult)data; |
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57 parametersList.add(result.getParameters()); |
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58 } |
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59 |
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60 @Override |
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61 public void generate() |
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62 throws IOException |
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63 { |
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64 log.debug("ParametersExporter.generate"); |
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65 |
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66 if (facet == null) { |
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67 throw new IOException("invalid (null) facet for exporter"); |
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68 } |
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69 |
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70 if (facet.equals(FIX_PARAMETERS)) { |
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71 generateCSV(); |
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72 } |
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73 else { |
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74 throw new IOException( |
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75 "invalid facet for exporter: '" + facet + "'"); |
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76 } |
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77 } |
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78 |
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79 @Override |
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80 protected void writeCSVData(final CSVWriter writer) throws IOException { |
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81 |
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82 if (parametersList.isEmpty()) { |
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83 return; |
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84 } |
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85 |
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86 Parameters parameters = parametersList.get(0); |
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87 writer.writeNext(parameters.getColumnNames()); |
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88 |
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89 final int numColumns = parameters.getNumberColumns(); |
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90 |
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91 parameters.visit(new Parameters.Visitor() { |
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92 |
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93 String [] row = new String[numColumns]; |
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94 |
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95 NumberFormat format = NumberFormat.getInstance( |
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96 Resources.getLocale(context.getMeta())); |
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97 |
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98 @Override |
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99 public void visit(double [] data) { |
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100 for (int i = 0; i < data.length; ++i) { |
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101 row[i] = format.format(data[i]); |
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102 } |
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103 writer.writeNext(row); |
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104 } |
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105 }, new double[numColumns]); |
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106 |
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107 writer.flush(); |
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108 } |
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109 |
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110 @Override |
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111 protected void writePDF(OutputStream out) { |
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112 // TODO: Implement me! |
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113 } |
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114 } |
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115 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |