Mercurial > dive4elements > river

annotate artifacts/src/main/java/org/dive4elements/river/exports/fixings/ParametersExporter.java @ 5863:4897a58c8746

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River artifacts: Added new copyright headers.
author Sascha L. Teichmann <teichmann@intevation.de>
date Sun, 28 Apr 2013 14:40:59 +0200
parents 5aa05a7a34b7
children af13ceeba52a
rev   line source
5863
4897a58c8746 River artifacts: Added new copyright headers.
Sascha L. Teichmann <teichmann@intevation.de>
parents: 5838
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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.exports.fixings;
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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 org.dive4elements.artifacts.CallContext;
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14
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15 import org.dive4elements.river.artifacts.model.CalculationResult;
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16 import org.dive4elements.river.artifacts.model.Parameters;
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17
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18 import org.dive4elements.river.artifacts.model.fixings.FixAnalysisResult;
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19
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20 import org.dive4elements.river.artifacts.resources.Resources;
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21
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22 import org.dive4elements.river.exports.AbstractExporter;
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23
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24 import java.io.IOException;
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25 import java.io.OutputStream;
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26
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27 import java.text.NumberFormat;
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28
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29 import java.util.ArrayList;
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30 import java.util.List;
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31
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32 import org.apache.log4j.Logger;
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33
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34 import org.w3c.dom.Document;
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35
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36 public class ParametersExporter
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37 extends AbstractExporter
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38 {
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39 private static Logger log = Logger.getLogger(ParametersExporter.class);
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40
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41 protected List<Parameters> parametersList;
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42
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43 @Override
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44 public void init(Document request, OutputStream out, CallContext context) {
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45 log.debug("ParametersExporter.init");
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46 super.init(request, out, context);
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47 parametersList = new ArrayList<Parameters>();
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48 }
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49
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50 @Override
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51 protected void addData(Object d) {
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52 log.debug("ParametersExporter.addData");
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53 if (!(d instanceof CalculationResult)) {
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54 log.warn("Invalid data type");
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55 return;
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56 }
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57
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58 Object data = ((CalculationResult)d).getData();
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59 if (!(data instanceof FixAnalysisResult)) {
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60 log.warn("Invalid data stored in result.");
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61 return;
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62 }
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63
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64 FixAnalysisResult result = (FixAnalysisResult)data;
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65 parametersList.add(result.getParameters());
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66 }
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67
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68 @Override
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69 public void generate()
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70 throws IOException
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71 {
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72 log.debug("ParametersExporter.generate");
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73
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74 if (facet == null) {
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75 throw new IOException("invalid (null) facet for exporter");
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76 }
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77
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78 if (facet.equals(FIX_PARAMETERS)) {
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79 generateCSV();
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80 }
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81 else {
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82 throw new IOException(
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83 "invalid facet for exporter: '" + facet + "'");
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84 }
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85 }
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86
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87 @Override
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88 protected void writeCSVData(final CSVWriter writer) throws IOException {
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89
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90 if (parametersList.isEmpty()) {
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91 return;
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92 }
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93
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94 Parameters parameters = parametersList.get(0);
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95 writer.writeNext(parameters.getColumnNames());
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96
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97 final int numColumns = parameters.getNumberColumns();
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98
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99 parameters.visit(new Parameters.Visitor() {
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100
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101 String [] row = new String[numColumns];
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102
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103 NumberFormat format = NumberFormat.getInstance(
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104 Resources.getLocale(context.getMeta()));
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105
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106 @Override
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107 public void visit(double [] data) {
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108 for (int i = 0; i < data.length; ++i) {
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109 row[i] = format.format(data[i]);
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110 }
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111 writer.writeNext(row);
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112 }
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113 }, new double[numColumns]);
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114
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115 writer.flush();
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116 }
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117
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118 @Override
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119 protected void writePDF(OutputStream out) {
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120 // TODO: Implement me!
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121 }
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122 }
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123 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org