Mercurial > dive4elements > river

annotate artifacts/src/main/java/org/dive4elements/river/exports/minfo/BedDifferenceExporter.java @ 6217:e213b538f78c

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Added exporter for bed height differences.
author Raimund Renkert <rrenkert@intevation.de>
date Thu, 06 Jun 2013 16:41:27 +0200
parents
children 34f393434913
rev   line source
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 }
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